diff options
121 files changed, 1693 insertions, 594 deletions
diff --git a/Documentation/arm/Marvell/README b/Documentation/arm/Marvell/README index 2cce5401e323..1af3a5d5621d 100644 --- a/Documentation/arm/Marvell/README +++ b/Documentation/arm/Marvell/README @@ -83,7 +83,9 @@ EBU Armada family 88F6710 88F6707 88F6W11 - Product Brief: http://www.marvell.com/embedded-processors/armada-300/assets/Marvell_ARMADA_370_SoC.pdf + Product Brief: http://www.marvell.com/embedded-processors/armada-300/assets/Marvell_ARMADA_370_SoC.pdf + Hardware Spec: http://www.marvell.com/embedded-processors/armada-300/assets/ARMADA370-datasheet.pdf + Functional Spec: http://www.marvell.com/embedded-processors/armada-300/assets/ARMADA370-FunctionalSpec-datasheet.pdf Armada 375 Flavors: 88F6720 diff --git a/Documentation/devicetree/bindings/arm/arm-boards b/Documentation/devicetree/bindings/arm/arm-boards index 3509707f9320..c554ed3d44fb 100644 --- a/Documentation/devicetree/bindings/arm/arm-boards +++ b/Documentation/devicetree/bindings/arm/arm-boards @@ -86,3 +86,9 @@ Interrupt controllers: compatible = "arm,versatile-sic"; interrupt-controller; #interrupt-cells = <1>; + +Required nodes: + +- core-module: the root node to the Versatile platforms must have + a core-module with regs and the compatible strings + "arm,core-module-versatile", "syscon" diff --git a/Documentation/devicetree/bindings/clock/arm-integrator.txt b/Documentation/devicetree/bindings/clock/arm-integrator.txt index 652914b17b95..ecc69520bcea 100644 --- a/Documentation/devicetree/bindings/clock/arm-integrator.txt +++ b/Documentation/devicetree/bindings/clock/arm-integrator.txt @@ -1,4 +1,4 @@ -Clock bindings for ARM Integrator Core Module clocks +Clock bindings for ARM Integrator and Versatile Core Module clocks Auxilary Oscillator Clock @@ -12,7 +12,7 @@ parent node. Required properties: -- compatible: must be "arm,integrator-cm-auxosc" +- compatible: must be "arm,integrator-cm-auxosc" or "arm,versatile-cm-auxosc" - #clock-cells: must be <0> Optional properties: diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index adb5ed9e269e..eb280d3483eb 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -327,7 +327,6 @@ dtb-$(CONFIG_ARCH_SHMOBILE_LEGACY) += r7s72100-genmai.dtb \ r8a7778-bockw-reference.dtb \ r8a7740-armadillo800eva-reference.dtb \ r8a7779-marzen.dtb \ - r8a7779-marzen-reference.dtb \ r8a7791-koelsch.dtb \ r8a7790-lager.dtb \ sh73a0-kzm9g.dtb \ @@ -339,7 +338,8 @@ dtb-$(CONFIG_ARCH_SHMOBILE_MULTI) += emev2-kzm9d.dtb \ r7s72100-genmai.dtb \ r8a7791-henninger.dtb \ r8a7791-koelsch.dtb \ - r8a7790-lager.dtb + r8a7790-lager.dtb \ + r8a7779-marzen.dtb dtb-$(CONFIG_ARCH_SOCFPGA) += socfpga_arria5_socdk.dtb \ socfpga_cyclone5_socdk.dtb \ socfpga_cyclone5_sockit.dtb \ diff --git a/arch/arm/boot/dts/emev2.dtsi b/arch/arm/boot/dts/emev2.dtsi index e37985fa10e2..00eeed3721b6 100644 --- a/arch/arm/boot/dts/emev2.dtsi +++ b/arch/arm/boot/dts/emev2.dtsi @@ -31,11 +31,13 @@ device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; + clock-frequency = <533000000>; }; cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <1>; + clock-frequency = <533000000>; }; }; diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi index f50fbc8f3bd9..bdee22541189 100644 --- a/arch/arm/boot/dts/r7s72100.dtsi +++ b/arch/arm/boot/dts/r7s72100.dtsi @@ -144,6 +144,7 @@ device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; + clock-frequency = <400000000>; }; }; diff --git a/arch/arm/boot/dts/r8a7779-marzen-reference.dts b/arch/arm/boot/dts/r8a7779-marzen-reference.dts deleted file mode 100644 index b27c6373ff4d..000000000000 --- a/arch/arm/boot/dts/r8a7779-marzen-reference.dts +++ /dev/null @@ -1,121 +0,0 @@ -/* - * Reference Device Tree Source for the Marzen board - * - * Copyright (C) 2013 Renesas Solutions Corp. - * Copyright (C) 2013 Simon Horman - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -/dts-v1/; -#include "r8a7779.dtsi" -#include <dt-bindings/gpio/gpio.h> -#include <dt-bindings/interrupt-controller/irq.h> - -/ { - model = "marzen"; - compatible = "renesas,marzen-reference", "renesas,r8a7779"; - - chosen { - bootargs = "console=ttySC2,115200 earlyprintk=sh-sci.2,115200 ignore_loglevel root=/dev/nfs ip=on rw"; - }; - - memory { - device_type = "memory"; - reg = <0x60000000 0x40000000>; - }; - - fixedregulator3v3: fixedregulator@0 { - compatible = "regulator-fixed"; - regulator-name = "fixed-3.3V"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - regulator-boot-on; - regulator-always-on; - }; - - lan0@18000000 { - compatible = "smsc,lan9220", "smsc,lan9115"; - reg = <0x18000000 0x100>; - pinctrl-0 = <&lan0_pins>; - pinctrl-names = "default"; - - phy-mode = "mii"; - interrupt-parent = <&irqpin0>; - interrupts = <1 IRQ_TYPE_EDGE_FALLING>; - smsc,irq-push-pull; - reg-io-width = <4>; - vddvario-supply = <&fixedregulator3v3>; - vdd33a-supply = <&fixedregulator3v3>; - }; - - leds { - compatible = "gpio-leds"; - led2 { - gpios = <&gpio4 29 GPIO_ACTIVE_HIGH>; - }; - led3 { - gpios = <&gpio4 30 GPIO_ACTIVE_HIGH>; - }; - led4 { - gpios = <&gpio4 31 GPIO_ACTIVE_HIGH>; - }; - }; -}; - -&irqpin0 { - status = "okay"; -}; - -&pfc { - pinctrl-0 = <&scif2_pins &scif4_pins>; - pinctrl-names = "default"; - - lan0_pins: lan0 { - intc { - renesas,groups = "intc_irq1_b"; - renesas,function = "intc"; - }; - lbsc { - renesas,groups = "lbsc_ex_cs0"; - renesas,function = "lbsc"; - }; - }; - - scif2_pins: serial2 { - renesas,groups = "scif2_data_c"; - renesas,function = "scif2"; - }; - - scif4_pins: serial4 { - renesas,groups = "scif4_data"; - renesas,function = "scif4"; - }; - - sdhi0_pins: sd0 { - renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_cd"; - renesas,function = "sdhi0"; - }; - - hspi0_pins: hspi0 { - renesas,groups = "hspi0"; - renesas,function = "hspi0"; - }; -}; - -&sdhi0 { - pinctrl-0 = <&sdhi0_pins>; - pinctrl-names = "default"; - - vmmc-supply = <&fixedregulator3v3>; - bus-width = <4>; - status = "okay"; -}; - -&hspi0 { - pinctrl-0 = <&hspi0_pins>; - pinctrl-names = "default"; - status = "okay"; -}; diff --git a/arch/arm/boot/dts/r8a7779-marzen.dts b/arch/arm/boot/dts/r8a7779-marzen.dts index a7af2c2371f2..5745555df943 100644 --- a/arch/arm/boot/dts/r8a7779-marzen.dts +++ b/arch/arm/boot/dts/r8a7779-marzen.dts @@ -11,17 +11,131 @@ /dts-v1/; #include "r8a7779.dtsi" +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/interrupt-controller/irq.h> / { model = "marzen"; compatible = "renesas,marzen", "renesas,r8a7779"; + aliases { + serial2 = &scif2; + serial4 = &scif4; + }; + chosen { - bootargs = "console=ttySC2,115200 earlyprintk=sh-sci.2,115200 ignore_loglevel root=/dev/nfs ip=on"; + bootargs = "console=ttySC2,115200 ignore_loglevel root=/dev/nfs ip=on"; }; memory { device_type = "memory"; reg = <0x60000000 0x40000000>; }; + + fixedregulator3v3: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + lan0@18000000 { + compatible = "smsc,lan9220", "smsc,lan9115"; + reg = <0x18000000 0x100>; + pinctrl-0 = <&lan0_pins>; + pinctrl-names = "default"; + + phy-mode = "mii"; + interrupt-parent = <&irqpin0>; + interrupts = <1 IRQ_TYPE_EDGE_FALLING>; + smsc,irq-push-pull; + reg-io-width = <4>; + vddvario-supply = <&fixedregulator3v3>; + vdd33a-supply = <&fixedregulator3v3>; + }; + + leds { + compatible = "gpio-leds"; + led2 { + gpios = <&gpio4 29 GPIO_ACTIVE_HIGH>; + }; + led3 { + gpios = <&gpio4 30 GPIO_ACTIVE_HIGH>; + }; + led4 { + gpios = <&gpio4 31 GPIO_ACTIVE_HIGH>; + }; + }; +}; + +&irqpin0 { + status = "okay"; +}; + +&extal_clk { + clock-frequency = <31250000>; +}; + +&pfc { + lan0_pins: lan0 { + intc { + renesas,groups = "intc_irq1_b"; + renesas,function = "intc"; + }; + lbsc { + renesas,groups = "lbsc_ex_cs0"; + renesas,function = "lbsc"; + }; + }; + + scif2_pins: serial2 { + renesas,groups = "scif2_data_c"; + renesas,function = "scif2"; + }; + + scif4_pins: serial4 { + renesas,groups = "scif4_data"; + renesas,function = "scif4"; + }; + + sdhi0_pins: sd0 { + renesas,groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_cd"; + renesas,function = "sdhi0"; + }; + + hspi0_pins: hspi0 { + renesas,groups = "hspi0"; + renesas,function = "hspi0"; + }; +}; + +&scif2 { + pinctrl-0 = <&scif2_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&scif4 { + pinctrl-0 = <&scif4_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&sdhi0 { + pinctrl-0 = <&sdhi0_pins>; + pinctrl-names = "default"; + + vmmc-supply = <&fixedregulator3v3>; + bus-width = <4>; + status = "okay"; +}; + +&hspi0 { + pinctrl-0 = <&hspi0_pins>; + pinctrl-names = "default"; + status = "okay"; }; diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi index b517c8e6b420..94e2fc836492 100644 --- a/arch/arm/boot/dts/r8a7779.dtsi +++ b/arch/arm/boot/dts/r8a7779.dtsi @@ -11,6 +11,7 @@ /include/ "skeleton.dtsi" +#include <dt-bindings/clock/r8a7779-clock.h> #include <dt-bindings/interrupt-controller/irq.h> / { @@ -25,21 +26,25 @@ device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; + clock-frequency = <1000000000>; }; cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <1>; + clock-frequency = <1000000000>; }; cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <2>; + clock-frequency = <1000000000>; }; cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <3>; + clock-frequency = <1000000000>; }; }; @@ -157,6 +162,7 @@ compatible = "renesas,i2c-r8a7779"; reg = <0xffc70000 0x1000>; interrupts = <0 79 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp0_clks R8A7779_CLK_I2C0>; status = "disabled"; }; @@ -166,6 +172,7 @@ compatible = "renesas,i2c-r8a7779"; reg = <0xffc71000 0x1000>; interrupts = <0 82 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp0_clks R8A7779_CLK_I2C1>; status = "disabled"; }; @@ -175,6 +182,7 @@ compatible = "renesas,i2c-r8a7779"; reg = <0xffc72000 0x1000>; interrupts = <0 80 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp0_clks R8A7779_CLK_I2C2>; status = "disabled"; }; @@ -184,6 +192,67 @@ compatible = "renesas,i2c-r8a7779"; reg = <0xffc73000 0x1000>; interrupts = <0 81 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp0_clks R8A7779_CLK_I2C3>; + status = "disabled"; + }; + + scif0: serial@ffe40000 { + compatible = "renesas,scif-r8a7779", "renesas,scif"; + reg = <0xffe40000 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 88 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg_clocks R8A7779_CLK_P>; + clock-names = "sci_ick"; + status = "disabled"; + }; + + scif1: serial@ffe41000 { + compatible = "renesas,scif-r8a7779", "renesas,scif"; + reg = <0xffe41000 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 89 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg_clocks R8A7779_CLK_P>; + clock-names = "sci_ick"; + status = "disabled"; + }; + + scif2: serial@ffe42000 { + compatible = "renesas,scif-r8a7779", "renesas,scif"; + reg = <0xffe42000 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 90 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg_clocks R8A7779_CLK_P>; + clock-names = "sci_ick"; + status = "disabled"; + }; + + scif3: serial@ffe43000 { + compatible = "renesas,scif-r8a7779", "renesas,scif"; + reg = <0xffe43000 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 91 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg_clocks R8A7779_CLK_P>; + clock-names = "sci_ick"; + status = "disabled"; + }; + + scif4: serial@ffe44000 { + compatible = "renesas,scif-r8a7779", "renesas,scif"; + reg = <0xffe44000 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 92 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg_clocks R8A7779_CLK_P>; + clock-names = "sci_ick"; + status = "disabled"; + }; + + scif5: serial@ffe45000 { + compatible = "renesas,scif-r8a7779", "renesas,scif"; + reg = <0xffe45000 0x100>; + interrupt-parent = <&gic>; + interrupts = <0 93 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg_clocks R8A7779_CLK_P>; + clock-names = "sci_ick"; status = "disabled"; }; @@ -201,12 +270,14 @@ compatible = "renesas,rcar-sata"; reg = <0xfc600000 0x2000>; interrupts = <0 100 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp1_clks R8A7779_CLK_SATA>; }; sdhi0: sd@ffe4c000 { compatible = "renesas,sdhi-r8a7779"; reg = <0xffe4c000 0x100>; interrupts = <0 104 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp3_clks R8A7779_CLK_SDHI0>; cap-sd-highspeed; cap-sdio-irq; status = "disabled"; @@ -216,6 +287,7 @@ compatible = "renesas,sdhi-r8a7779"; reg = <0xffe4d000 0x100>; interrupts = <0 105 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp3_clks R8A7779_CLK_SDHI1>; cap-sd-highspeed; cap-sdio-irq; status = "disabled"; @@ -225,6 +297,7 @@ compatible = "renesas,sdhi-r8a7779"; reg = <0xffe4e000 0x100>; interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp3_clks R8A7779_CLK_SDHI2>; cap-sd-highspeed; cap-sdio-irq; status = "disabled"; @@ -234,6 +307,7 @@ compatible = "renesas,sdhi-r8a7779"; reg = <0xffe4f000 0x100>; interrupts = <0 106 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp3_clks R8A7779_CLK_SDHI3>; cap-sd-highspeed; cap-sdio-irq; status = "disabled"; @@ -245,6 +319,7 @@ interrupts = <0 73 IRQ_TYPE_LEVEL_HIGH>; #address-cells = <1>; #size-cells = <0>; + clocks = <&mstp0_clks R8A7779_CLK_HSPI>; status = "disabled"; }; @@ -254,6 +329,7 @@ interrupts = <0 74 IRQ_TYPE_LEVEL_HIGH>; #address-cells = <1>; #size-cells = <0>; + clocks = <&mstp0_clks R8A7779_CLK_HSPI>; status = "disabled"; }; @@ -263,6 +339,150 @@ interrupts = <0 75 IRQ_TYPE_LEVEL_HIGH>; #address-cells = <1>; #size-cells = <0>; + clocks = <&mstp0_clks R8A7779_CLK_HSPI>; status = "disabled"; }; + + clocks { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + /* External root clock */ + extal_clk: extal_clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overriden by the board. */ + clock-frequency = <0>; + clock-output-names = "extal"; + }; + + /* Special CPG clocks */ + cpg_clocks: clocks@ffc80000 { + compatible = "renesas,r8a7779-cpg-clocks"; + reg = <0xffc80000 0x30>; + clocks = <&extal_clk>; + #clock-cells = <1>; + clock-output-names = "plla", "z", "zs", "s", + "s1", "p", "b", "out"; + }; + + /* Fixed factor clocks */ + i_clk: i_clk { + compatible = "fixed-factor-clock"; + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; + #clock-cells = <0>; + clock-div = <2>; + clock-mult = <1>; + clock-output-names = "i"; + }; + s3_clk: s3_clk { + compatible = "fixed-factor-clock"; + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; + #clock-cells = <0>; + clock-div = <8>; + clock-mult = <1>; + clock-output-names = "s3"; + }; + s4_clk: s4_clk { + compatible = "fixed-factor-clock"; + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; + #clock-cells = <0>; + clock-div = <16>; + clock-mult = <1>; + clock-output-names = "s4"; + }; + g_clk: g_clk { + compatible = "fixed-factor-clock"; + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; + #clock-cells = <0>; + clock-div = <24>; + clock-mult = <1>; + clock-output-names = "g"; + }; + + /* Gate clocks */ + mstp0_clks: clocks@ffc80030 { + compatible = "renesas,r8a7779-mstp-clocks", + "renesas,cpg-mstp-clocks"; + reg = <0xffc80030 4>; + clocks = <&cpg_clocks R8A7779_CLK_S>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_S>, + <&cpg_clocks R8A7779_CLK_S>, + <&cpg_clocks R8A7779_CLK_S1>, + <&cpg_clocks R8A7779_CLK_S1>, + <&cpg_clocks R8A7779_CLK_S1>, + <&cpg_clocks R8A7779_CLK_S1>, + <&cpg_clocks R8A7779_CLK_S1>, + <&cpg_clocks R8A7779_CLK_S1>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>; + #clock-cells = <1>; + renesas,clock-indices = < + R8A7779_CLK_HSPI R8A7779_CLK_TMU2 + R8A7779_CLK_TMU1 R8A7779_CLK_TMU0 + R8A7779_CLK_HSCIF1 R8A7779_CLK_HSCIF0 + R8A7779_CLK_SCIF5 R8A7779_CLK_SCIF4 + R8A7779_CLK_SCIF3 R8A7779_CLK_SCIF2 + R8A7779_CLK_SCIF1 R8A7779_CLK_SCIF0 + R8A7779_CLK_I2C3 R8A7779_CLK_I2C2 + R8A7779_CLK_I2C1 R8A7779_CLK_I2C0 + >; + clock-output-names = + "hspi", "tmu2", "tmu1", "tmu0", "hscif1", + "hscif0", "scif5", "scif4", "scif3", "scif2", + "scif1", "scif0", "i2c3", "i2c2", "i2c1", + "i2c0"; + }; + mstp1_clks: clocks@ffc80034 { + compatible = "renesas,r8a7779-mstp-clocks", + "renesas,cpg-mstp-clocks"; + reg = <0xffc80034 4>, <0xffc80044 4>; + clocks = <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_S>, + <&cpg_clocks R8A7779_CLK_S>, + <&cpg_clocks R8A7779_CLK_S>, + <&cpg_clocks R8A7779_CLK_S>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_P>, + <&cpg_clocks R8A7779_CLK_S>; + #clock-cells = <1>; + renesas,clock-indices = < + R8A7779_CLK_USB01 R8A7779_CLK_USB2 + R8A7779_CLK_DU R8A7779_CLK_VIN2 + R8A7779_CLK_VIN1 R8A7779_CLK_VIN0 + R8A7779_CLK_ETHER R8A7779_CLK_SATA + R8A7779_CLK_PCIE R8A7779_CLK_VIN3 + >; + clock-output-names = + "usb01", "usb2", + "du", "vin2", + "vin1", "vin0", + "ether", "sata", + "pcie", "vin3"; + }; + mstp3_clks: clocks@ffc8003c { + compatible = "renesas,r8a7779-mstp-clocks", + "renesas,cpg-mstp-clocks"; + reg = <0xffc8003c 4>; + clocks = <&s4_clk>, <&s4_clk>, <&s4_clk>, <&s4_clk>, + <&s4_clk>, <&s4_clk>; + #clock-cells = <1>; + renesas,clock-indices = < + R8A7779_CLK_SDHI3 R8A7779_CLK_SDHI2 + R8A7779_CLK_SDHI1 R8A7779_CLK_SDHI0 + R8A7779_CLK_MMC1 R8A7779_CLK_MMC0 + >; + clock-output-names = + "sdhi3", "sdhi2", "sdhi1", "sdhi0", + "mmc1", "mmc0"; + }; + }; }; diff --git a/arch/arm/boot/dts/versatile-ab.dts b/arch/arm/boot/dts/versatile-ab.dts index e01e5a081def..36c771a2d765 100644 --- a/arch/arm/boot/dts/versatile-ab.dts +++ b/arch/arm/boot/dts/versatile-ab.dts @@ -19,6 +19,41 @@ reg = <0x0 0x08000000>; }; + xtal24mhz: xtal24mhz@24M { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <24000000>; + }; + + core-module@10000000 { + compatible = "arm,core-module-versatile", "syscon"; + reg = <0x10000000 0x200>; + + /* OSC1 on AB, OSC4 on PB */ + osc1: cm_aux_osc@24M { + #clock-cells = <0>; + compatible = "arm,versatile-cm-auxosc"; + clocks = <&xtal24mhz>; + }; + + /* The timer clock is the 24 MHz oscillator divided to 1MHz */ + timclk: timclk@1M { + #clock-cells = <0>; + compatible = "fixed-factor-clock"; + clock-div = <24>; + clock-mult = <1>; + clocks = <&xtal24mhz>; + }; + + pclk: pclk@24M { + #clock-cells = <0>; + compatible = "fixed-factor-clock"; + clock-div = <1>; + clock-mult = <1>; + clocks = <&xtal24mhz>; + }; + }; + flash@34000000 { compatible = "arm,versatile-flash"; reg = <0x34000000 0x4000000>; @@ -59,6 +94,8 @@ interrupt-controller; #interrupt-cells = <1>; reg = <0x10140000 0x1000>; + clear-mask = <0xffffffff>; + valid-mask = <0xffffffff>; }; sic: intc@10003000 { @@ -68,69 +105,93 @@ reg = <0x10003000 0x1000>; interrupt-parent = <&vic>; interrupts = <31>; /* Cascaded to vic */ + clear-mask = <0xffffffff>; + valid-mask = <0xffc203f8>; }; dma@10130000 { compatible = "arm,pl081", "arm,primecell"; reg = <0x10130000 0x1000>; interrupts = <17>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; uart0: uart@101f1000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x101f1000 0x1000>; interrupts = <12>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "uartclk", "apb_pclk"; }; uart1: uart@101f2000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x101f2000 0x1000>; interrupts = <13>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "uartclk", "apb_pclk"; }; uart2: uart@101f3000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x101f3000 0x1000>; interrupts = <14>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "uartclk", "apb_pclk"; }; smc@10100000 { compatible = "arm,primecell"; reg = <0x10100000 0x1000>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; mpmc@10110000 { compatible = "arm,primecell"; reg = <0x10110000 0x1000>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; display@10120000 { compatible = "arm,pl110", "arm,primecell"; reg = <0x10120000 0x1000>; interrupts = <16>; + clocks = <&osc1>, <&pclk>; + clock-names = "clcd", "apb_pclk"; }; sctl@101e0000 { compatible = "arm,primecell"; reg = <0x101e0000 0x1000>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; watchdog@101e1000 { compatible = "arm,primecell"; reg = <0x101e1000 0x1000>; interrupts = <0>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; timer@101e2000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x101e2000 0x1000>; interrupts = <4>; + clocks = <&timclk>, <&timclk>, <&pclk>; + clock-names = "timer0", "timer1", "apb_pclk"; }; timer@101e3000 { compatible = "arm,sp804", "arm,primecell"; reg = <0x101e3000 0x1000>; interrupts = <5>; + clocks = <&timclk>, <&timclk>, <&pclk>; + clock-names = "timer0", "timer1", "apb_pclk"; }; gpio0: gpio@101e4000 { @@ -141,6 +202,8 @@ #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; gpio1: gpio@101e5000 { @@ -151,24 +214,32 @@ #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; rtc@101e8000 { compatible = "arm,pl030", "arm,primecell"; reg = <0x101e8000 0x1000>; interrupts = <10>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; sci@101f0000 { compatible = "arm,primecell"; reg = <0x101f0000 0x1000>; interrupts = <15>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; ssp@101f4000 { compatible = "arm,pl022", "arm,primecell"; reg = <0x101f4000 0x1000>; interrupts = <11>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "SSPCLK", "apb_pclk"; }; fpga { @@ -181,23 +252,31 @@ compatible = "arm,primecell"; reg = <0x4000 0x1000>; interrupts = <24>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; mmc@5000 { - compatible = "arm,primecell"; + compatible = "arm,pl180", "arm,primecell"; reg = < 0x5000 0x1000>; interrupts-extended = <&vic 22 &sic 2>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "mclk", "apb_pclk"; }; kmi@6000 { compatible = "arm,pl050", "arm,primecell"; reg = <0x6000 0x1000>; interrupt-parent = <&sic>; interrupts = <3>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "KMIREFCLK", "apb_pclk"; }; kmi@7000 { compatible = "arm,pl050", "arm,primecell"; reg = <0x7000 0x1000>; interrupt-parent = <&sic>; interrupts = <4>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "KMIREFCLK", "apb_pclk"; }; }; }; diff --git a/arch/arm/boot/dts/versatile-pb.dts b/arch/arm/boot/dts/versatile-pb.dts index 65f657711323..d025048119d3 100644 --- a/arch/arm/boot/dts/versatile-pb.dts +++ b/arch/arm/boot/dts/versatile-pb.dts @@ -13,6 +13,8 @@ #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; gpio3: gpio@101e7000 { @@ -23,6 +25,8 @@ #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; + clocks = <&pclk>; + clock-names = "apb_pclk"; }; fpga { @@ -31,17 +35,23 @@ reg = <0x9000 0x1000>; interrupt-parent = <&sic>; interrupts = <6>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "uartclk", "apb_pclk"; }; sci@a000 { compatible = "arm,primecell"; reg = <0xa000 0x1000>; interrupt-parent = <&sic>; interrupts = <5>; + clocks = <&xtal24mhz>; + clock-names = "apb_pclk"; }; mmc@b000 { - compatible = "arm,primecell"; + compatible = "arm,pl180", "arm,primecell"; reg = <0xb000 0x1000>; interrupts-extended = <&vic 23 &sic 2>; + clocks = <&xtal24mhz>, <&pclk>; + clock-names = "mclk", "apb_pclk"; }; }; }; diff --git a/arch/arm/common/timer-sp.c b/arch/arm/common/timer-sp.c index fd6bff0c5b96..19211324772f 100644 --- a/arch/arm/common/timer-sp.c +++ b/arch/arm/common/timer-sp.c @@ -233,13 +233,13 @@ static void __init sp804_of_init(struct device_node *np) if (IS_ERR(clk1)) clk1 = NULL; - /* Get the 2nd clock if the timer has 2 timer clocks */ + /* Get the 2nd clock if the timer has 3 timer clocks */ if (of_count_phandle_with_args(np, "clocks", "#clock-cells") == 3) { clk2 = of_clk_get(np, 1); if (IS_ERR(clk2)) { pr_err("sp804: %s clock not found: %d\n", np->name, (int)PTR_ERR(clk2)); - goto err; + clk2 = NULL; } } else clk2 = clk1; diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index 5306de350133..312d43eb686a 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -19,6 +19,7 @@ * Author: Will Deacon <will.deacon@arm.com> */ +#include <linux/clocksource.h> #include <linux/delay.h> #include <linux/init.h> #include <linux/kernel.h> @@ -36,6 +37,7 @@ struct arm_delay_ops arm_delay_ops = { static const struct delay_timer *delay_timer; static bool delay_calibrated; +static u64 delay_res; int read_current_timer(unsigned long *timer_val) { @@ -47,6 +49,11 @@ int read_current_timer(unsigned long *timer_val) } EXPORT_SYMBOL_GPL(read_current_timer); +static inline u64 cyc_to_ns(u64 cyc, u32 mult, u32 shift) +{ + return (cyc * mult) >> shift; +} + static void __timer_delay(unsigned long cycles) { cycles_t start = get_cycles(); @@ -69,18 +76,24 @@ static void __timer_udelay(unsigned long usecs) void __init register_current_timer_delay(const struct delay_timer *timer) { - if (!delay_calibrated) { - pr_info("Switching to timer-based delay loop\n"); + u32 new_mult, new_shift; + u64 res; + + clocks_calc_mult_shift(&new_mult, &new_shift, timer->freq, + NSEC_PER_SEC, 3600); + res = cyc_to_ns(1ULL, new_mult, new_shift); + + if (!delay_calibrated && (!delay_res || (res < delay_res))) { + pr_info("Switching to timer-based delay loop, resolution %lluns\n", res); delay_timer = timer; lpj_fine = timer->freq / HZ; + delay_res = res; /* cpufreq may scale loops_per_jiffy, so keep a private copy */ arm_delay_ops.ticks_per_jiffy = lpj_fine; arm_delay_ops.delay = __timer_delay; arm_delay_ops.const_udelay = __timer_const_udelay; arm_delay_ops.udelay = __timer_udelay; - - delay_calibrated = true; } else { pr_info("Ignoring duplicate/late registration of read_current_timer delay\n"); } @@ -91,3 +104,8 @@ unsigned long calibrate_delay_is_known(void) delay_calibrated = true; return lpj_fine; } + +void calibration_delay_done(void) +{ + delay_calibrated = true; +} diff --git a/arch/arm/mach-berlin/Kconfig b/arch/arm/mach-berlin/Kconfig index 2631cfc5ab0d..24f85be71671 100644 --- a/arch/arm/mach-berlin/Kconfig +++ b/arch/arm/mach-berlin/Kconfig @@ -13,7 +13,9 @@ config MACH_BERLIN_BG2 bool "Marvell Armada 1500 (BG2)" select CACHE_L2X0 select CPU_PJ4B + select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP + select HAVE_SMP select PINCTRL_BERLIN_BG2 config MACH_BERLIN_BG2CD @@ -25,6 +27,7 @@ config MACH_BERLIN_BG2CD config MACH_BERLIN_BG2Q bool "Marvell Armada 1500 Pro (BG2-Q)" select CACHE_L2X0 + select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP select PINCTRL_BERLIN_BG2Q diff --git a/arch/arm/mach-berlin/Makefile b/arch/arm/mach-berlin/Makefile index ab69fe956f49..c0719ecd1890 100644 --- a/arch/arm/mach-berlin/Makefile +++ b/arch/arm/mach-berlin/Makefile @@ -1 +1,2 @@ -obj-y += berlin.o +obj-y += berlin.o +obj-$(CONFIG_SMP) += headsmp.o platsmp.o diff --git a/arch/arm/mach-berlin/headsmp.S b/arch/arm/mach-berlin/headsmp.S new file mode 100644 index 000000000000..4a4c56a58ad3 --- /dev/null +++ b/arch/arm/mach-berlin/headsmp.S @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2014 Marvell Technology Group Ltd. + * + * Antoine Ténart <antoine.tenart@free-electrons.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/linkage.h> +#include <linux/init.h> +#include <asm/assembler.h> + +ENTRY(berlin_secondary_startup) + ARM_BE8(setend be) + bl v7_invalidate_l1 + b secondary_startup +ENDPROC(berlin_secondary_startup) + +/* + * If the following instruction is set in the reset exception vector, CPUs + * will fetch the value of the software reset address vector when being + * reset. + */ +.global boot_inst +boot_inst: + ldr pc, [pc, #140] + + .align diff --git a/arch/arm/mach-berlin/platsmp.c b/arch/arm/mach-berlin/platsmp.c new file mode 100644 index 000000000000..702e7982015a --- /dev/null +++ b/arch/arm/mach-berlin/platsmp.c @@ -0,0 +1,99 @@ +/* + * Copyright (C) 2014 Marvell Technology Group Ltd. + * + * Antoine Ténart <antoine.tenart@free-electrons.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/io.h> +#include <linux/delay.h> +#include <linux/of.h> +#include <linux/of_address.h> + +#include <asm/cacheflush.h> +#include <asm/smp_plat.h> +#include <asm/smp_scu.h> + +#define CPU_RESET 0x00 + +#define RESET_VECT 0x00 +#define SW_RESET_ADDR 0x94 + +extern void berlin_secondary_startup(void); +extern u32 boot_inst; + +static void __iomem *cpu_ctrl; + +static inline void berlin_perform_reset_cpu(unsigned int cpu) +{ + u32 val; + + val = readl(cpu_ctrl + CPU_RESET); + val |= BIT(cpu_logical_map(cpu)); + writel(val, cpu_ctrl + CPU_RESET); +} + +static int berlin_boot_secondary(unsigned int cpu, struct task_struct *idle) +{ + if (!cpu_ctrl) + return -EFAULT; + + /* + * Reset the CPU, making it to execute the instruction in the reset + * exception vector. + */ + berlin_perform_reset_cpu(cpu); + + return 0; +} + +static void __init berlin_smp_prepare_cpus(unsigned int max_cpus) +{ + struct device_node *np; + void __iomem *scu_base; + void __iomem *vectors_base; + + np = of_find_compatible_node(NULL, NULL, "arm,cortex-a9-scu"); + scu_base = of_iomap(np, 0); + of_node_put(np); + if (!scu_base) + return; + + np = of_find_compatible_node(NULL, NULL, "marvell,berlin-cpu-ctrl"); + cpu_ctrl = of_iomap(np, 0); + of_node_put(np); + if (!cpu_ctrl) + goto unmap_scu; + + vectors_base = ioremap(CONFIG_VECTORS_BASE, SZ_32K); + if (!vectors_base) + goto unmap_scu; + + scu_enable(scu_base); + flush_cache_all(); + + /* + * Write the first instruction the CPU will execute after being reset + * in the reset exception vector. + */ + writel(boot_inst, vectors_base + RESET_VECT); + + /* + * Write the secondary startup address into the SW reset address + * vector. This is used by boot_inst. + */ + writel(virt_to_phys(berlin_secondary_startup), vectors_base + SW_RESET_ADDR); + + iounmap(vectors_base); +unmap_scu: + iounmap(scu_base); +} + +static struct smp_operations berlin_smp_ops __initdata = { + .smp_prepare_cpus = berlin_smp_prepare_cpus, + .smp_boot_secondary = berlin_boot_secondary, +}; +CPU_METHOD_OF_DECLARE(berlin_smp, "marvell,berlin-smp", &berlin_smp_ops); diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c index 660ca6feff40..8ca290b479b1 100644 --- a/arch/arm/mach-integrator/integrator_ap.c +++ b/arch/arm/mach-integrator/integrator_ap.c @@ -31,7 +31,7 @@ #include <linux/clockchips.h> #include <linux/interrupt.h> #include <linux/io.h> -#include <linux/irqchip/versatile-fpga.h> +#include <linux/irqchip.h> #include <linux/mtd/physmap.h> #include <linux/clk.h> #include <linux/platform_data/clk-integrator.h> @@ -439,15 +439,10 @@ static void __init ap_of_timer_init(void) integrator_clockevent_init(rate, base, irq); } -static const struct of_device_id fpga_irq_of_match[] __initconst = { - { .compatible = "arm,versatile-fpga-irq", .data = fpga_irq_of_init, }, - { /* Sentinel */ } -}; - static void __init ap_init_irq_of(void) { cm_init(); - of_irq_init(fpga_irq_of_match); + irqchip_init(); } /* For the Device Tree, add in the UART callbacks as AUXDATA */ @@ -558,7 +553,6 @@ DT_MACHINE_START(INTEGRATOR_AP_DT, "ARM Integrator/AP (Device Tree)") .map_io = ap_map_io, .init_early = ap_init_early, .init_irq = ap_init_irq_of, - .handle_irq = fpga_handle_irq, .init_time = ap_of_timer_init, .init_machine = ap_init_of, .restart = integrator_restart, diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c index 0e57f8f820a5..5236ebee249c 100644 --- a/arch/arm/mach-integrator/integrator_cp.c +++ b/arch/arm/mach-integrator/integrator_cp.c @@ -20,7 +20,7 @@ #include <linux/amba/clcd.h> #include <linux/amba/mmci.h> #include <linux/io.h> -#include <linux/irqchip/versatile-fpga.h> +#include <linux/irqchip.h> #include <linux/gfp.h> #include <linux/mtd/physmap.h> #include <linux/of_irq.h> @@ -235,15 +235,10 @@ static void __init intcp_init_early(void) sched_clock_register(intcp_read_sched_clock, 32, 24000000); } -static const struct of_device_id fpga_irq_of_match[] __initconst = { - { .compatible = "arm,versatile-fpga-irq", .data = fpga_irq_of_init, }, - { /* Sentinel */ } -}; - static void __init intcp_init_irq_of(void) { cm_init(); - of_irq_init(fpga_irq_of_match); + irqchip_init(); } /* @@ -329,7 +324,6 @@ DT_MACHINE_START(INTEGRATOR_CP_DT, "ARM Integrator/CP (Device Tree)") .map_io = intcp_map_io, .init_early = intcp_init_early, .init_irq = intcp_init_irq_of, - .handle_irq = fpga_handle_irq, .init_machine = intcp_init_of, .restart = integrator_restart, .dt_compat = intcp_dt_board_compat, diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig index b9bc599a5fd0..955d4a3afabd 100644 --- a/arch/arm/mach-mvebu/Kconfig +++ b/arch/arm/mach-mvebu/Kconfig @@ -96,4 +96,11 @@ config MACH_KIRKWOOD Say 'Y' here if you want your kernel to support boards based on the Marvell Kirkwood device tree. +config MACH_NETXBIG + bool "LaCie 2Big and 5Big Network v2" + depends on MACH_KIRKWOOD + help + Say 'Y' here if you want your kernel to support the + LaCie 2Big and 5Big Network v2 + endif diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile index 2ecb828e4a8b..90bcd5327312 100644 --- a/arch/arm/mach-mvebu/Makefile +++ b/arch/arm/mach-mvebu/Makefile @@ -9,8 +9,8 @@ obj-y += system-controller.o mvebu-soc-id.o ifeq ($(CONFIG_MACH_MVEBU_V7),y) obj-y += cpu-reset.o board-v7.o coherency.o coherency_ll.o pmsu.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o platsmp-a9.o headsmp-a9.o -obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o endif obj-$(CONFIG_MACH_DOVE) += dove.o obj-$(CONFIG_MACH_KIRKWOOD) += kirkwood.o kirkwood-pm.o +obj-$(CONFIG_MACH_NETXBIG) += netxbig.o diff --git a/arch/arm/mach-mvebu/armada-370-xp.h b/arch/arm/mach-mvebu/armada-370-xp.h index c3465f5b1250..52c1603a4f92 100644 --- a/arch/arm/mach-mvebu/armada-370-xp.h +++ b/arch/arm/mach-mvebu/armada-370-xp.h @@ -24,4 +24,7 @@ void armada_xp_secondary_startup(void); extern struct smp_operations armada_xp_smp_ops; #endif +int armada_370_xp_pmsu_idle_enter(unsigned long deepidle); +void armada_370_xp_pmsu_idle_exit(void); + #endif /* __MACH_ARMADA_370_XP_H */ diff --git a/arch/arm/mach-mvebu/board-v7.c b/arch/arm/mach-mvebu/board-v7.c index 8bb742fdf5ca..a04675e2ec99 100644 --- a/arch/arm/mach-mvebu/board-v7.c +++ b/arch/arm/mach-mvebu/board-v7.c @@ -118,8 +118,16 @@ static void __init thermal_quirk(void) { struct device_node *np; u32 dev, rev; + int res; - if (mvebu_get_soc_id(&dev, &rev) == 0 && rev > ARMADA_375_Z1_REV) + /* + * The early SoC Z1 revision needs a quirk to be applied in order + * for the thermal controller to work properly. This quirk breaks + * the thermal support if applied on a SoC that doesn't need it, + * so we enforce the SoC revision to be known. + */ + res = mvebu_get_soc_id(&dev, &rev); + if (res < 0 || (res == 0 && rev > ARMADA_375_Z1_REV)) return; for_each_compatible_node(np, NULL, "marvell,armada375-thermal") { @@ -153,7 +161,8 @@ static void __init thermal_quirk(void) /* * The thermal controller needs some quirk too, so let's change - * the compatible string to reflect this. + * the compatible string to reflect this and allow the driver + * the take the necessary action. */ prop = kzalloc(sizeof(*prop), GFP_KERNEL); prop->name = kstrdup("compatible", GFP_KERNEL); diff --git a/arch/arm/mach-mvebu/board.h b/arch/arm/mach-mvebu/board.h index 9c7bb4386f8b..98e32cc2ef3d 100644 --- a/arch/arm/mach-mvebu/board.h +++ b/arch/arm/mach-mvebu/board.h @@ -13,4 +13,9 @@ #ifndef __ARCH_MVEBU_BOARD_H #define __ARCH_MVEBU_BOARD_H +#ifdef CONFIG_MACH_NETXBIG +void netxbig_init(void); +#else +static inline void netxbig_init(void) {}; +#endif #endif diff --git a/arch/arm/mach-mvebu/common.h b/arch/arm/mach-mvebu/common.h index b67fb7a10d8b..a97778e28bf6 100644 --- a/arch/arm/mach-mvebu/common.h +++ b/arch/arm/mach-mvebu/common.h @@ -21,7 +21,6 @@ void mvebu_restart(enum reboot_mode mode, const char *cmd); int mvebu_cpu_reset_deassert(int cpu); void mvebu_pmsu_set_cpu_boot_addr(int hw_cpu, void *boot_addr); void mvebu_system_controller_set_cpu_boot_addr(void *boot_addr); - -void armada_xp_cpu_die(unsigned int cpu); +int mvebu_system_controller_get_soc_id(u32 *dev, u32 *rev); #endif diff --git a/arch/arm/mach-mvebu/cpu-reset.c b/arch/arm/mach-mvebu/cpu-reset.c index 4a8f9eebebea..60fb53787004 100644 --- a/arch/arm/mach-mvebu/cpu-reset.c +++ b/arch/arm/mach-mvebu/cpu-reset.c @@ -67,7 +67,7 @@ static int mvebu_cpu_reset_map(struct device_node *np, int res_idx) return 0; } -int __init mvebu_cpu_reset_init(void) +static int __init mvebu_cpu_reset_init(void) { struct device_node *np; int res_idx; diff --git a/arch/arm/mach-mvebu/hotplug.c b/arch/arm/mach-mvebu/hotplug.c deleted file mode 100644 index d95e91047168..000000000000 --- a/arch/arm/mach-mvebu/hotplug.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Symmetric Multi Processing (SMP) support for Armada XP - * - * Copyright (C) 2012 Marvell - * - * Lior Amsalem <alior@marvell.com> - * Gregory CLEMENT <gregory.clement@free-electrons.com> - * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/smp.h> -#include <asm/proc-fns.h> -#include "common.h" - -/* - * platform-specific code to shutdown a CPU - * - * Called with IRQs disabled - */ -void __ref armada_xp_cpu_die(unsigned int cpu) -{ - cpu_do_idle(); - - /* We should never return from idle */ - panic("mvebu: cpu %d unexpectedly exit from shutdown\n", cpu); -} diff --git a/arch/arm/mach-mvebu/kirkwood.c b/arch/arm/mach-mvebu/kirkwood.c index 46f105913c84..6b5310828eb2 100644 --- a/arch/arm/mach-mvebu/kirkwood.c +++ b/arch/arm/mach-mvebu/kirkwood.c @@ -180,6 +180,9 @@ static void __init kirkwood_dt_init(void) kirkwood_pm_init(); kirkwood_dt_eth_fixup(); + if (of_machine_is_compatible("lacie,netxbig")) + netxbig_init(); + of_platform_populate(NULL, of_default_bus_match_table, auxdata, NULL); } diff --git a/arch/arm/mach-mvebu/mvebu-soc-id.c b/arch/arm/mach-mvebu/mvebu-soc-id.c index d0f35b4d4a23..a99434bcee84 100644 --- a/arch/arm/mach-mvebu/mvebu-soc-id.c +++ b/arch/arm/mach-mvebu/mvebu-soc-id.c @@ -25,6 +25,7 @@ #include <linux/of_address.h> #include <linux/slab.h> #include <linux/sys_soc.h> +#include "common.h" #include "mvebu-soc-id.h" #define PCIE_DEV_ID_OFF 0x0 @@ -51,10 +52,10 @@ int mvebu_get_soc_id(u32 *dev, u32 *rev) *rev = soc_rev; return 0; } else - return -1; + return -ENODEV; } -static int __init mvebu_soc_id_init(void) +static int __init get_soc_id_by_pci(void) { struct device_node *np; int ret = 0; @@ -129,6 +130,22 @@ clk_err: return ret; } + +static int __init mvebu_soc_id_init(void) +{ + + /* + * First try to get the ID and the revision by the system + * register and use PCI registers only if it is not possible + */ + if (!mvebu_system_controller_get_soc_id(&soc_dev_id, &soc_rev)) { + is_id_valid = true; + pr_info("MVEBU SoC ID=0x%X, Rev=0x%X\n", soc_dev_id, soc_rev); + return 0; + } + + return get_soc_id_by_pci(); +} early_initcall(mvebu_soc_id_init); static int __init mvebu_soc_device(void) diff --git a/arch/arm/mach-mvebu/netxbig.c b/arch/arm/mach-mvebu/netxbig.c new file mode 100644 index 000000000000..94b11b6585a4 --- /dev/null +++ b/arch/arm/mach-mvebu/netxbig.c @@ -0,0 +1,191 @@ +/* + * arch/arm/mach-mvbu/board-netxbig.c + * + * LaCie 2Big and 5Big Network v2 board setup + * + * Copyright (C) 2010 Simon Guinot <sguinot@lacie.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/kernel.h> +#include <linux/of.h> +#include <linux/platform_device.h> +#include <linux/platform_data/leds-kirkwood-netxbig.h> +#include "common.h" + +/***************************************************************************** + * GPIO extension LEDs + ****************************************************************************/ + +/* + * The LEDs are controlled by a CPLD and can be configured through a GPIO + * extension bus: + * + * - address register : bit [0-2] -> GPIO [47-49] + * - data register : bit [0-2] -> GPIO [44-46] + * - enable register : GPIO 29 + */ + +static int netxbig_v2_gpio_ext_addr[] = { 47, 48, 49 }; +static int netxbig_v2_gpio_ext_data[] = { 44, 45, 46 }; + +static struct netxbig_gpio_ext netxbig_v2_gpio_ext = { + .addr = netxbig_v2_gpio_ext_addr, + .num_addr = ARRAY_SIZE(netxbig_v2_gpio_ext_addr), + .data = netxbig_v2_gpio_ext_data, + .num_data = ARRAY_SIZE(netxbig_v2_gpio_ext_data), + .enable = 29, +}; + +/* + * Address register selection: + * + * addr | register + * ---------------------------- + * 0 | front LED + * 1 | front LED brightness + * 2 | SATA LED brightness + * 3 | SATA0 LED + * 4 | SATA1 LED + * 5 | SATA2 LED + * 6 | SATA3 LED + * 7 | SATA4 LED + * + * Data register configuration: + * + * data | LED brightness + * ------------------------------------------------- + * 0 | min (off) + * - | - + * 7 | max + * + * data | front LED mode + * ------------------------------------------------- + * 0 | fix off + * 1 | fix blue on + * 2 | fix red on + * 3 | blink blue on=1 sec and blue off=1 sec + * 4 | blink red on=1 sec and red off=1 sec + * 5 | blink blue on=2.5 sec and red on=0.5 sec + * 6 | blink blue on=1 sec and red on=1 sec + * 7 | blink blue on=0.5 sec and blue off=2.5 sec + * + * data | SATA LED mode + * ------------------------------------------------- + * 0 | fix off + * 1 | SATA activity blink + * 2 | fix red on + * 3 | blink blue on=1 sec and blue off=1 sec + * 4 | blink red on=1 sec and red off=1 sec + * 5 | blink blue on=2.5 sec and red on=0.5 sec + * 6 | blink blue on=1 sec and red on=1 sec + * 7 | fix blue on + */ + +static int netxbig_v2_red_mled[NETXBIG_LED_MODE_NUM] = { + [NETXBIG_LED_OFF] = 0, + [NETXBIG_LED_ON] = 2, + [NETXBIG_LED_SATA] = NETXBIG_LED_INVALID_MODE, + [NETXBIG_LED_TIMER1] = 4, + [NETXBIG_LED_TIMER2] = NETXBIG_LED_INVALID_MODE, +}; + +static int netxbig_v2_blue_pwr_mled[NETXBIG_LED_MODE_NUM] = { + [NETXBIG_LED_OFF] = 0, + [NETXBIG_LED_ON] = 1, + [NETXBIG_LED_SATA] = NETXBIG_LED_INVALID_MODE, + [NETXBIG_LED_TIMER1] = 3, + [NETXBIG_LED_TIMER2] = 7, +}; + +static int netxbig_v2_blue_sata_mled[NETXBIG_LED_MODE_NUM] = { + [NETXBIG_LED_OFF] = 0, + [NETXBIG_LED_ON] = 7, + [NETXBIG_LED_SATA] = 1, + [NETXBIG_LED_TIMER1] = 3, + [NETXBIG_LED_TIMER2] = NETXBIG_LED_INVALID_MODE, +}; + +static struct netxbig_led_timer netxbig_v2_led_timer[] = { + [0] = { + .delay_on = 500, + .delay_off = 500, + .mode = NETXBIG_LED_TIMER1, + }, + [1] = { + .delay_on = 500, + .delay_off = 1000, + .mode = NETXBIG_LED_TIMER2, + }, +}; + +#define NETXBIG_LED(_name, maddr, mval, baddr) \ + { .name = _name, \ + .mode_addr = maddr, \ + .mode_val = mval, \ + .bright_addr = baddr } + +static struct netxbig_led net2big_v2_leds_ctrl[] = { + NETXBIG_LED("net2big-v2:blue:power", 0, netxbig_v2_blue_pwr_mled, 1), + NETXBIG_LED("net2big-v2:red:power", 0, netxbig_v2_red_mled, 1), + NETXBIG_LED("net2big-v2:blue:sata0", 3, netxbig_v2_blue_sata_mled, 2), + NETXBIG_LED("net2big-v2:red:sata0", 3, netxbig_v2_red_mled, 2), + NETXBIG_LED("net2big-v2:blue:sata1", 4, netxbig_v2_blue_sata_mled, 2), + NETXBIG_LED("net2big-v2:red:sata1", 4, netxbig_v2_red_mled, 2), +}; + +static struct netxbig_led_platform_data net2big_v2_leds_data = { + .gpio_ext = &netxbig_v2_gpio_ext, + .timer = netxbig_v2_led_timer, + .num_timer = ARRAY_SIZE(netxbig_v2_led_timer), + .leds = net2big_v2_leds_ctrl, + .num_leds = ARRAY_SIZE(net2big_v2_leds_ctrl), +}; + +static struct netxbig_led net5big_v2_leds_ctrl[] = { + NETXBIG_LED("net5big-v2:blue:power", 0, netxbig_v2_blue_pwr_mled, 1), + NETXBIG_LED("net5big-v2:red:power", 0, netxbig_v2_red_mled, 1), + NETXBIG_LED("net5big-v2:blue:sata0", 3, netxbig_v2_blue_sata_mled, 2), + NETXBIG_LED("net5big-v2:red:sata0", 3, netxbig_v2_red_mled, 2), + NETXBIG_LED("net5big-v2:blue:sata1", 4, netxbig_v2_blue_sata_mled, 2), + NETXBIG_LED("net5big-v2:red:sata1", 4, netxbig_v2_red_mled, 2), + NETXBIG_LED("net5big-v2:blue:sata2", 5, netxbig_v2_blue_sata_mled, 2), + NETXBIG_LED("net5big-v2:red:sata2", 5, netxbig_v2_red_mled, 2), + NETXBIG_LED("net5big-v2:blue:sata3", 6, netxbig_v2_blue_sata_mled, 2), + NETXBIG_LED("net5big-v2:red:sata3", 6, netxbig_v2_red_mled, 2), + NETXBIG_LED("net5big-v2:blue:sata4", 7, netxbig_v2_blue_sata_mled, 2), + NETXBIG_LED("net5big-v2:red:sata4", 7, netxbig_v2_red_mled, 2), +}; + +static struct netxbig_led_platform_data net5big_v2_leds_data = { + .gpio_ext = &netxbig_v2_gpio_ext, + .timer = netxbig_v2_led_timer, + .num_timer = ARRAY_SIZE(netxbig_v2_led_timer), + .leds = net5big_v2_leds_ctrl, + .num_leds = ARRAY_SIZE(net5big_v2_leds_ctrl), +}; + +static struct platform_device netxbig_v2_leds = { + .name = "leds-netxbig", + .id = -1, + .dev = { + .platform_data = &net2big_v2_leds_data, + }, +}; + +void __init netxbig_init(void) +{ + + if (of_machine_is_compatible("lacie,net5big_v2")) + netxbig_v2_leds.dev.platform_data = &net5big_v2_leds_data; + platform_device_register(&netxbig_v2_leds); +} diff --git a/arch/arm/mach-mvebu/platsmp-a9.c b/arch/arm/mach-mvebu/platsmp-a9.c index 96c2c59e34b6..43aaf3fa75ee 100644 --- a/arch/arm/mach-mvebu/platsmp-a9.c +++ b/arch/arm/mach-mvebu/platsmp-a9.c @@ -33,7 +33,7 @@ extern unsigned char armada_375_smp_cpu1_enable_code_end; extern unsigned char armada_375_smp_cpu1_enable_code_start; -void armada_375_smp_cpu1_enable_wa(void) +static void armada_375_smp_cpu1_enable_wa(void) { void __iomem *sram_virt_base; @@ -91,9 +91,6 @@ static int __cpuinit mvebu_cortex_a9_boot_secondary(unsigned int cpu, static struct smp_operations mvebu_cortex_a9_smp_ops __initdata = { .smp_boot_secondary = mvebu_cortex_a9_boot_secondary, -#ifdef CONFIG_HOTPLUG_CPU - .cpu_die = armada_xp_cpu_die, -#endif }; CPU_METHOD_OF_DECLARE(mvebu_armada_375_smp, "marvell,armada-375-smp", diff --git a/arch/arm/mach-mvebu/platsmp.c b/arch/arm/mach-mvebu/platsmp.c index 88b976b31719..b6fa9f0c98b8 100644 --- a/arch/arm/mach-mvebu/platsmp.c +++ b/arch/arm/mach-mvebu/platsmp.c @@ -78,6 +78,17 @@ static int armada_xp_boot_secondary(unsigned int cpu, struct task_struct *idle) hw_cpu = cpu_logical_map(cpu); mvebu_pmsu_set_cpu_boot_addr(hw_cpu, armada_xp_secondary_startup); + + /* + * This is needed to wake up CPUs in the offline state after + * using CPU hotplug. + */ + arch_send_wakeup_ipi_mask(cpumask_of(cpu)); + + /* + * This is needed to take secondary CPUs out of reset on the + * initial boot. + */ ret = mvebu_cpu_reset_deassert(hw_cpu); if (ret) { pr_warn("unable to boot CPU: %d\n", ret); @@ -87,6 +98,19 @@ static int armada_xp_boot_secondary(unsigned int cpu, struct task_struct *idle) return 0; } +/* + * When a CPU is brought back online, either through CPU hotplug, or + * because of the boot of a kexec'ed kernel, the PMSU configuration + * for this CPU might be in the deep idle state, preventing this CPU + * from receiving interrupts. Here, we therefore take out the current + * CPU from this state, which was entered by armada_xp_cpu_die() + * below. + */ +static void armada_xp_secondary_init(unsigned int cpu) +{ + armada_370_xp_pmsu_idle_exit(); +} + static void __init armada_xp_smp_init_cpus(void) { unsigned int ncores = num_possible_cpus(); @@ -122,12 +146,36 @@ static void __init armada_xp_smp_prepare_cpus(unsigned int max_cpus) panic("The address for the BootROM is incorrect"); } +#ifdef CONFIG_HOTPLUG_CPU +static void armada_xp_cpu_die(unsigned int cpu) +{ + /* + * CPU hotplug is implemented by putting offline CPUs into the + * deep idle sleep state. + */ + armada_370_xp_pmsu_idle_enter(true); +} + +/* + * We need a dummy function, so that platform_can_cpu_hotplug() knows + * we support CPU hotplug. However, the function does not need to do + * anything, because CPUs going offline can enter the deep idle state + * by themselves, without any help from a still alive CPU. + */ +static int armada_xp_cpu_kill(unsigned int cpu) +{ + return 1; +} +#endif + struct smp_operations armada_xp_smp_ops __initdata = { .smp_init_cpus = armada_xp_smp_init_cpus, .smp_prepare_cpus = armada_xp_smp_prepare_cpus, .smp_boot_secondary = armada_xp_boot_secondary, + .smp_secondary_init = armada_xp_secondary_init, #ifdef CONFIG_HOTPLUG_CPU .cpu_die = armada_xp_cpu_die, + .cpu_kill = armada_xp_cpu_kill, #endif }; diff --git a/arch/arm/mach-mvebu/pmsu.c b/arch/arm/mach-mvebu/pmsu.c index 53a55c8520bf..9c819d65b337 100644 --- a/arch/arm/mach-mvebu/pmsu.c +++ b/arch/arm/mach-mvebu/pmsu.c @@ -148,13 +148,13 @@ static void armada_370_xp_cpu_resume(void) } /* No locking is needed because we only access per-CPU registers */ -void armada_370_xp_pmsu_idle_prepare(bool deepidle) +int armada_370_xp_pmsu_idle_enter(unsigned long deepidle) { unsigned int hw_cpu = cpu_logical_map(smp_processor_id()); u32 reg; if (pmsu_mp_base == NULL) - return; + return -EINVAL; /* * Adjust the PMSU configuration to wait for WFI signal, enable @@ -183,11 +183,6 @@ void armada_370_xp_pmsu_idle_prepare(bool deepidle) reg = readl(pmsu_mp_base + PMSU_CPU_POWER_DOWN_CONTROL(hw_cpu)); reg |= PMSU_CPU_POWER_DOWN_DIS_SNP_Q_SKIP; writel(reg, pmsu_mp_base + PMSU_CPU_POWER_DOWN_CONTROL(hw_cpu)); -} - -static noinline int do_armada_370_xp_cpu_suspend(unsigned long deepidle) -{ - armada_370_xp_pmsu_idle_prepare(deepidle); v7_exit_coherency_flush(all); @@ -220,11 +215,11 @@ static noinline int do_armada_370_xp_cpu_suspend(unsigned long deepidle) static int armada_370_xp_cpu_suspend(unsigned long deepidle) { - return cpu_suspend(deepidle, do_armada_370_xp_cpu_suspend); + return cpu_suspend(deepidle, armada_370_xp_pmsu_idle_enter); } /* No locking is needed because we only access per-CPU registers */ -static noinline void armada_370_xp_pmsu_idle_restore(void) +void armada_370_xp_pmsu_idle_exit(void) { unsigned int hw_cpu = cpu_logical_map(smp_processor_id()); u32 reg; @@ -253,7 +248,7 @@ static int armada_370_xp_cpu_pm_notify(struct notifier_block *self, unsigned int hw_cpu = cpu_logical_map(smp_processor_id()); mvebu_pmsu_set_cpu_boot_addr(hw_cpu, armada_370_xp_cpu_resume); } else if (action == CPU_PM_EXIT) { - armada_370_xp_pmsu_idle_restore(); + armada_370_xp_pmsu_idle_exit(); } return NOTIFY_OK; @@ -263,7 +258,7 @@ static struct notifier_block armada_370_xp_cpu_pm_notifier = { .notifier_call = armada_370_xp_cpu_pm_notify, }; -int __init armada_370_xp_cpu_pm_init(void) +static int __init armada_370_xp_cpu_pm_init(void) { struct device_node *np; diff --git a/arch/arm/mach-mvebu/system-controller.c b/arch/arm/mach-mvebu/system-controller.c index 0c5524ac75b7..b2b4e3d6558c 100644 --- a/arch/arm/mach-mvebu/system-controller.c +++ b/arch/arm/mach-mvebu/system-controller.c @@ -39,6 +39,9 @@ struct mvebu_system_controller { u32 system_soft_reset; u32 resume_boot_addr; + + u32 dev_id; + u32 rev_id; }; static struct mvebu_system_controller *mvebu_sc; @@ -47,6 +50,8 @@ static const struct mvebu_system_controller armada_370_xp_system_controller = { .system_soft_reset_offset = 0x64, .rstoutn_mask_reset_out_en = 0x1, .system_soft_reset = 0x1, + .dev_id = 0x38, + .rev_id = 0x3c, }; static const struct mvebu_system_controller armada_375_system_controller = { @@ -55,6 +60,8 @@ static const struct mvebu_system_controller armada_375_system_controller = { .rstoutn_mask_reset_out_en = 0x1, .system_soft_reset = 0x1, .resume_boot_addr = 0xd4, + .dev_id = 0x38, + .rev_id = 0x3c, }; static const struct mvebu_system_controller orion_system_controller = { @@ -101,6 +108,18 @@ void mvebu_restart(enum reboot_mode mode, const char *cmd) ; } +int mvebu_system_controller_get_soc_id(u32 *dev, u32 *rev) +{ + if (of_machine_is_compatible("marvell,armada380") && + system_controller_base) { + *dev = readl(system_controller_base + mvebu_sc->dev_id) >> 16; + *rev = (readl(system_controller_base + mvebu_sc->rev_id) >> 8) + & 0xF; + return 0; + } else + return -ENODEV; +} + #ifdef CONFIG_SMP void mvebu_system_controller_set_cpu_boot_addr(void *boot_addr) { diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 798073057e51..4508643cca32 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -12,6 +12,7 @@ menuconfig ARCH_SHMOBILE_MULTI select NO_IOPORT_MAP select PINCTRL select ARCH_REQUIRE_GPIOLIB + select ARCH_HAS_OPP if ARCH_SHMOBILE_MULTI @@ -25,6 +26,11 @@ config ARCH_R7S72100 bool "RZ/A1H (R7S72100)" select SYS_SUPPORTS_SH_MTU2 +config ARCH_R8A7779 + bool "R-Car H1 (R8A77790)" + select RENESAS_INTC_IRQPIN + select SYS_SUPPORTS_SH_TMU + config ARCH_R8A7790 bool "R-Car H2 (R8A77900)" select RENESAS_IRQC @@ -51,6 +57,11 @@ config MACH_LAGER depends on ARCH_R8A7790 select MICREL_PHY if SH_ETH +config MACH_MARZEN + bool "MARZEN board" + depends on ARCH_R8A7779 + select REGULATOR_FIXED_VOLTAGE if REGULATOR + comment "Renesas ARM SoCs System Configuration" endif @@ -234,19 +245,6 @@ config MACH_MARZEN select REGULATOR_FIXED_VOLTAGE if REGULATOR select USE_OF -config MACH_MARZEN_REFERENCE - bool "MARZEN board - Reference Device Tree Implementation" - depends on ARCH_R8A7779 - select ARCH_REQUIRE_GPIOLIB - select REGULATOR_FIXED_VOLTAGE if REGULATOR - select USE_OF - ---help--- - Use reference implementation of Marzen board support - which makes use of device tree at the expense - of not supporting a number of devices. - - This is intended to aid developers - config MACH_LAGER bool "Lager board" depends on ARCH_R8A7790 diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile index 38d5fe825e93..fe3878a1a69a 100644 --- a/arch/arm/mach-shmobile/Makefile +++ b/arch/arm/mach-shmobile/Makefile @@ -34,31 +34,39 @@ obj-$(CONFIG_ARCH_R8A7791) += clock-r8a7791.o obj-$(CONFIG_ARCH_R7S72100) += clock-r7s72100.o endif +# CPU reset vector handling objects +cpu-y := platsmp.o headsmp.o +cpu-$(CONFIG_ARCH_R8A7790) += platsmp-apmu.o +cpu-$(CONFIG_ARCH_R8A7791) += platsmp-apmu.o + # SMP objects -smp-y := platsmp.o headsmp.o +smp-y := $(cpu-y) smp-$(CONFIG_ARCH_SH73A0) += smp-sh73a0.o headsmp-scu.o platsmp-scu.o smp-$(CONFIG_ARCH_R8A7779) += smp-r8a7779.o headsmp-scu.o platsmp-scu.o -smp-$(CONFIG_ARCH_R8A7790) += smp-r8a7790.o platsmp-apmu.o -smp-$(CONFIG_ARCH_R8A7791) += smp-r8a7791.o platsmp-apmu.o +smp-$(CONFIG_ARCH_R8A7790) += smp-r8a7790.o +smp-$(CONFIG_ARCH_R8A7791) += smp-r8a7791.o smp-$(CONFIG_ARCH_EMEV2) += smp-emev2.o headsmp-scu.o platsmp-scu.o -# IRQ objects -obj-$(CONFIG_ARCH_SH7372) += entry-intc.o - # PM objects obj-$(CONFIG_SUSPEND) += suspend.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o +obj-$(CONFIG_CPU_FREQ) += cpufreq.o obj-$(CONFIG_ARCH_SH7372) += pm-sh7372.o sleep-sh7372.o pm-rmobile.o obj-$(CONFIG_ARCH_SH73A0) += pm-sh73a0.o obj-$(CONFIG_ARCH_R8A7740) += pm-r8a7740.o pm-rmobile.o obj-$(CONFIG_ARCH_R8A7779) += pm-r8a7779.o pm-rcar.o -obj-$(CONFIG_ARCH_R8A7790) += pm-r8a7790.o pm-rcar.o +obj-$(CONFIG_ARCH_R8A7790) += pm-r8a7790.o pm-rcar.o $(cpu-y) +obj-$(CONFIG_ARCH_R8A7791) += pm-r8a7791.o pm-rcar.o $(cpu-y) + +# IRQ objects +obj-$(CONFIG_ARCH_SH7372) += entry-intc.o # Board objects ifdef CONFIG_ARCH_SHMOBILE_MULTI obj-$(CONFIG_MACH_GENMAI) += board-genmai-reference.o obj-$(CONFIG_MACH_KOELSCH) += board-koelsch-reference.o obj-$(CONFIG_MACH_LAGER) += board-lager-reference.o +obj-$(CONFIG_MACH_MARZEN) += board-marzen-reference.o else obj-$(CONFIG_MACH_APE6EVM) += board-ape6evm.o obj-$(CONFIG_MACH_APE6EVM_REFERENCE) += board-ape6evm-reference.o @@ -67,7 +75,6 @@ obj-$(CONFIG_MACH_BOCKW) += board-bockw.o obj-$(CONFIG_MACH_BOCKW_REFERENCE) += board-bockw-reference.o obj-$(CONFIG_MACH_GENMAI) += board-genmai.o obj-$(CONFIG_MACH_MARZEN) += board-marzen.o -obj-$(CONFIG_MACH_MARZEN_REFERENCE) += board-marzen-reference.o obj-$(CONFIG_MACH_LAGER) += board-lager.o obj-$(CONFIG_MACH_ARMADILLO800EVA) += board-armadillo800eva.o obj-$(CONFIG_MACH_ARMADILLO800EVA_REFERENCE) += board-armadillo800eva-reference.o diff --git a/arch/arm/mach-shmobile/Makefile.boot b/arch/arm/mach-shmobile/Makefile.boot index 918fccffa1b6..ebf97d4bcfd8 100644 --- a/arch/arm/mach-shmobile/Makefile.boot +++ b/arch/arm/mach-shmobile/Makefile.boot @@ -13,7 +13,6 @@ loadaddr-$(CONFIG_MACH_KZM9G_REFERENCE) += 0x41008000 loadaddr-$(CONFIG_MACH_LAGER) += 0x40008000 loadaddr-$(CONFIG_MACH_MACKEREL) += 0x40008000 loadaddr-$(CONFIG_MACH_MARZEN) += 0x60008000 -loadaddr-$(CONFIG_MACH_MARZEN_REFERENCE) += 0x60008000 __ZRELADDR := $(sort $(loadaddr-y)) zreladdr-y += $(__ZRELADDR) diff --git a/arch/arm/mach-shmobile/board-ape6evm-reference.c b/arch/arm/mach-shmobile/board-ape6evm-reference.c index 3276afcf3cc9..2f7723e5fe91 100644 --- a/arch/arm/mach-shmobile/board-ape6evm-reference.c +++ b/arch/arm/mach-shmobile/board-ape6evm-reference.c @@ -24,11 +24,13 @@ #include <linux/pinctrl/machine.h> #include <linux/platform_device.h> #include <linux/sh_clk.h> -#include <mach/common.h> -#include <mach/r8a73a4.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "common.h" +#include "r8a73a4.h" + static void __init ape6evm_add_standard_devices(void) { diff --git a/arch/arm/mach-shmobile/board-ape6evm.c b/arch/arm/mach-shmobile/board-ape6evm.c index fe071a9130b7..485567876d39 100644 --- a/arch/arm/mach-shmobile/board-ape6evm.c +++ b/arch/arm/mach-shmobile/board-ape6evm.c @@ -33,12 +33,14 @@ #include <linux/regulator/machine.h> #include <linux/sh_clk.h> #include <linux/smsc911x.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r8a73a4.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "common.h" +#include "irqs.h" +#include "r8a73a4.h" + /* LEDS */ static struct gpio_led ape6evm_leds[] = { { diff --git a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c index f660fbb96e0b..208576667b22 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva-reference.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva-reference.c @@ -24,11 +24,13 @@ #include <linux/kernel.h> #include <linux/gpio.h> #include <linux/io.h> -#include <mach/common.h> -#include <mach/r8a7740.h> + #include <asm/mach/arch.h> #include <asm/hardware/cache-l2x0.h> +#include "common.h" +#include "r8a7740.h" + /* * CON1 Camera Module * CON2 Extension Bus diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 30fcac73a540..32339cf6ee7b 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -45,9 +45,7 @@ #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/i2c-gpio.h> #include <linux/reboot.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r8a7740.h> + #include <media/mt9t112.h> #include <media/sh_mobile_ceu.h> #include <media/soc_camera.h> @@ -62,6 +60,10 @@ #include <sound/sh_fsi.h> #include <sound/simple_card.h> +#include "common.h" +#include "irqs.h" +#include "pm-rmobile.h" +#include "r8a7740.h" #include "sh-gpio.h" /* diff --git a/arch/arm/mach-shmobile/board-bockw-reference.c b/arch/arm/mach-shmobile/board-bockw-reference.c index 027373f8de82..ba840cd333b9 100644 --- a/arch/arm/mach-shmobile/board-bockw-reference.c +++ b/arch/arm/mach-shmobile/board-bockw-reference.c @@ -19,10 +19,12 @@ */ #include <linux/of_platform.h> -#include <mach/common.h> -#include <mach/r8a7778.h> + #include <asm/mach/arch.h> +#include "common.h" +#include "r8a7778.h" + /* * see board-bock.c for checking detail of dip-switch */ diff --git a/arch/arm/mach-shmobile/board-bockw.c b/arch/arm/mach-shmobile/board-bockw.c index f444be2f241e..b4e4789017bc 100644 --- a/arch/arm/mach-shmobile/board-bockw.c +++ b/arch/arm/mach-shmobile/board-bockw.c @@ -34,14 +34,16 @@ #include <linux/spi/spi.h> #include <linux/spi/flash.h> #include <linux/usb/renesas_usbhs.h> + #include <media/soc_camera.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r8a7778.h> #include <asm/mach/arch.h> #include <sound/rcar_snd.h> #include <sound/simple_card.h> +#include "common.h" +#include "irqs.h" +#include "r8a7778.h" + #define FPGA 0x18200000 #define IRQ0MR 0x30 #define COMCTLR 0x101c diff --git a/arch/arm/mach-shmobile/board-genmai-reference.c b/arch/arm/mach-shmobile/board-genmai-reference.c index 2ff6ad6e608e..e5448f7b868a 100644 --- a/arch/arm/mach-shmobile/board-genmai-reference.c +++ b/arch/arm/mach-shmobile/board-genmai-reference.c @@ -20,12 +20,14 @@ #include <linux/kernel.h> #include <linux/of_platform.h> -#include <mach/clock.h> -#include <mach/common.h> -#include <mach/r7s72100.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "clock.h" +#include "common.h" +#include "r7s72100.h" + /* * This is a really crude hack to provide clkdev support to platform * devices until they get moved to DT. @@ -47,7 +49,7 @@ static const char * const genmai_boards_compat_dt[] __initconst = { }; DT_MACHINE_START(GENMAI_DT, "genmai") - .init_early = r7s72100_init_early, + .init_early = shmobile_init_delay, .init_machine = genmai_add_standard_devices, .dt_compat = genmai_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/board-genmai.c b/arch/arm/mach-shmobile/board-genmai.c index c94201ee8596..e2a3ba4871c3 100644 --- a/arch/arm/mach-shmobile/board-genmai.c +++ b/arch/arm/mach-shmobile/board-genmai.c @@ -25,12 +25,14 @@ #include <linux/sh_eth.h> #include <linux/spi/rspi.h> #include <linux/spi/spi.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r7s72100.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "common.h" +#include "irqs.h" +#include "r7s72100.h" + /* Ether */ static const struct sh_eth_plat_data ether_pdata __initconst = { .phy = 0x00, /* PD60610 */ @@ -154,7 +156,7 @@ static const char * const genmai_boards_compat_dt[] __initconst = { }; DT_MACHINE_START(GENMAI_DT, "genmai") - .init_early = r7s72100_init_early, + .init_early = shmobile_init_delay, .init_machine = genmai_add_standard_devices, .dt_compat = genmai_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/board-koelsch-reference.c b/arch/arm/mach-shmobile/board-koelsch-reference.c index d322a162b4b0..0b1fb2345aa1 100644 --- a/arch/arm/mach-shmobile/board-koelsch-reference.c +++ b/arch/arm/mach-shmobile/board-koelsch-reference.c @@ -23,13 +23,15 @@ #include <linux/kernel.h> #include <linux/of_platform.h> #include <linux/platform_data/rcar-du.h> -#include <mach/clock.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/rcar-gen2.h> -#include <mach/r8a7791.h> + #include <asm/mach/arch.h> +#include "clock.h" +#include "common.h" +#include "irqs.h" +#include "r8a7791.h" +#include "rcar-gen2.h" + /* DU */ static struct rcar_du_encoder_data koelsch_du_encoders[] = { { diff --git a/arch/arm/mach-shmobile/board-koelsch.c b/arch/arm/mach-shmobile/board-koelsch.c index c6c68892caa3..e698b90ae761 100644 --- a/arch/arm/mach-shmobile/board-koelsch.c +++ b/arch/arm/mach-shmobile/board-koelsch.c @@ -45,13 +45,15 @@ #include <linux/spi/flash.h> #include <linux/spi/rspi.h> #include <linux/spi/spi.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r8a7791.h> -#include <mach/rcar-gen2.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "common.h" +#include "irqs.h" +#include "r8a7791.h" +#include "rcar-gen2.h" + /* DU */ static struct rcar_du_encoder_data koelsch_du_encoders[] = { { diff --git a/arch/arm/mach-shmobile/board-kzm9g-reference.c b/arch/arm/mach-shmobile/board-kzm9g-reference.c index a735a1d80c28..5d2621f202d1 100644 --- a/arch/arm/mach-shmobile/board-kzm9g-reference.c +++ b/arch/arm/mach-shmobile/board-kzm9g-reference.c @@ -25,12 +25,14 @@ #include <linux/irq.h> #include <linux/input.h> #include <linux/of_platform.h> -#include <mach/sh73a0.h> -#include <mach/common.h> + #include <asm/hardware/cache-l2x0.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "common.h" +#include "sh73a0.h" + static void __init kzm_init(void) { sh73a0_add_standard_devices_dt(); diff --git a/arch/arm/mach-shmobile/board-kzm9g.c b/arch/arm/mach-shmobile/board-kzm9g.c index f94ec8ca42c1..1320e9d063b1 100644 --- a/arch/arm/mach-shmobile/board-kzm9g.c +++ b/arch/arm/mach-shmobile/board-kzm9g.c @@ -41,16 +41,18 @@ #include <linux/usb/r8a66597.h> #include <linux/usb/renesas_usbhs.h> #include <linux/videodev2.h> + #include <sound/sh_fsi.h> #include <sound/simple_card.h> -#include <mach/irqs.h> -#include <mach/sh73a0.h> -#include <mach/common.h> #include <asm/hardware/cache-l2x0.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <video/sh_mobile_lcdc.h> +#include "common.h" +#include "irqs.h" +#include "sh73a0.h" + /* * external GPIO */ diff --git a/arch/arm/mach-shmobile/board-lager-reference.c b/arch/arm/mach-shmobile/board-lager-reference.c index 749832e3f33c..8dcff51a8f45 100644 --- a/arch/arm/mach-shmobile/board-lager-reference.c +++ b/arch/arm/mach-shmobile/board-lager-reference.c @@ -22,13 +22,15 @@ #include <linux/init.h> #include <linux/of_platform.h> #include <linux/platform_data/rcar-du.h> -#include <mach/clock.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/rcar-gen2.h> -#include <mach/r8a7790.h> + #include <asm/mach/arch.h> +#include "clock.h" +#include "common.h" +#include "irqs.h" +#include "r8a7790.h" +#include "rcar-gen2.h" + /* DU */ static struct rcar_du_encoder_data lager_du_encoders[] = { { @@ -129,7 +131,7 @@ static const char *lager_boards_compat_dt[] __initdata = { DT_MACHINE_START(LAGER_DT, "lager") .smp = smp_ops(r8a7790_smp_ops), - .init_early = r8a7790_init_early, + .init_early = shmobile_init_delay, .init_time = rcar_gen2_timer_init, .init_machine = lager_add_standard_devices, .init_late = shmobile_init_late, diff --git a/arch/arm/mach-shmobile/board-lager.c b/arch/arm/mach-shmobile/board-lager.c index f8b1e05463cc..bfd9e4846fc9 100644 --- a/arch/arm/mach-shmobile/board-lager.c +++ b/arch/arm/mach-shmobile/board-lager.c @@ -31,6 +31,8 @@ #include <linux/mmc/host.h> #include <linux/mmc/sh_mmcif.h> #include <linux/mmc/sh_mobile_sdhi.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/mtd.h> #include <linux/pinctrl/machine.h> #include <linux/platform_data/camera-rcar.h> #include <linux/platform_data/gpio-rcar.h> @@ -43,22 +45,23 @@ #include <linux/regulator/gpio-regulator.h> #include <linux/regulator/machine.h> #include <linux/sh_eth.h> +#include <linux/spi/flash.h> +#include <linux/spi/rspi.h> +#include <linux/spi/spi.h> #include <linux/usb/phy.h> #include <linux/usb/renesas_usbhs.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r8a7790.h> + #include <media/soc_camera.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/mtd.h> -#include <linux/spi/flash.h> -#include <linux/spi/rspi.h> -#include <linux/spi/spi.h> #include <sound/rcar_snd.h> #include <sound/simple_card.h> +#include "common.h" +#include "irqs.h" +#include "r8a7790.h" +#include "rcar-gen2.h" + /* * SSI-AK4643 * @@ -886,7 +889,7 @@ static const char * const lager_boards_compat_dt[] __initconst = { DT_MACHINE_START(LAGER_DT, "lager") .smp = smp_ops(r8a7790_smp_ops), - .init_early = r8a7790_init_early, + .init_early = shmobile_init_delay, .init_time = rcar_gen2_timer_init, .init_machine = lager_init, .init_late = shmobile_init_late, diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 0ff4d8e45cf7..304b76f3bf4a 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -47,10 +47,11 @@ #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> #include <linux/smsc911x.h> -#include <linux/sh_intc.h> +#include <linux/sh_clk.h> #include <linux/tca6416_keypad.h> #include <linux/usb/renesas_usbhs.h> #include <linux/dma-mapping.h> + #include <video/sh_mobile_hdmi.h> #include <video/sh_mobile_lcdc.h> #include <media/sh_mobile_ceu.h> @@ -58,15 +59,14 @@ #include <media/soc_camera_platform.h> #include <sound/sh_fsi.h> #include <sound/simple_card.h> - -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/sh7372.h> - #include <asm/mach/arch.h> #include <asm/mach-types.h> +#include "common.h" +#include "irqs.h" +#include "pm-rmobile.h" #include "sh-gpio.h" +#include "sh7372.h" /* * Address Interface BusWidth note diff --git a/arch/arm/mach-shmobile/board-marzen-reference.c b/arch/arm/mach-shmobile/board-marzen-reference.c index 2773936bf7dc..21b3e1ca2261 100644 --- a/arch/arm/mach-shmobile/board-marzen-reference.c +++ b/arch/arm/mach-shmobile/board-marzen-reference.c @@ -19,19 +19,42 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <mach/r8a7779.h> -#include <mach/common.h> -#include <mach/irqs.h> +#include <linux/clk/shmobile.h> +#include <linux/clocksource.h> +#include <linux/of_platform.h> + #include <asm/irq.h> #include <asm/mach/arch.h> +#include "clock.h" +#include "common.h" +#include "irqs.h" +#include "r8a7779.h" + +static void __init marzen_init_timer(void) +{ + r8a7779_clocks_init(r8a7779_read_mode_pins()); + clocksource_of_init(); +} + +/* + * This is a really crude hack to provide clkdev support to platform + * devices until they get moved to DT. + */ +static const struct clk_name clk_names[] __initconst = { + { "tmu0", "fck", "sh-tmu.0" }, +}; + static void __init marzen_init(void) { + shmobile_clk_workaround(clk_names, ARRAY_SIZE(clk_names), false); r8a7779_add_standard_devices_dt(); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); r8a7779_init_irq_extpin_dt(1); /* IRQ1 as individual interrupt */ } static const char *marzen_boards_compat_dt[] __initdata = { + "renesas,marzen", "renesas,marzen-reference", NULL, }; @@ -39,7 +62,8 @@ static const char *marzen_boards_compat_dt[] __initdata = { DT_MACHINE_START(MARZEN, "marzen") .smp = smp_ops(r8a7779_smp_ops), .map_io = r8a7779_map_io, - .init_early = r8a7779_init_delay, + .init_early = shmobile_init_delay, + .init_time = marzen_init_timer, .nr_irqs = NR_IRQS_LEGACY, .init_irq = r8a7779_init_irq_dt, .init_machine = marzen_init, diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index d832a4477b4b..25a1037e289d 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -41,14 +41,16 @@ #include <linux/mmc/host.h> #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> + #include <media/soc_camera.h> -#include <mach/r8a7779.h> -#include <mach/common.h> -#include <mach/irqs.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/traps.h> +#include "common.h" +#include "irqs.h" +#include "r8a7779.h" + /* Fixed 3.3V regulator to be used by SDHI0 */ static struct regulator_consumer_supply fixed3v3_power_consumers[] = { REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), diff --git a/arch/arm/mach-shmobile/clock-r7s72100.c b/arch/arm/mach-shmobile/clock-r7s72100.c index df187484de5d..3eb2ec401e0c 100644 --- a/arch/arm/mach-shmobile/clock-r7s72100.c +++ b/arch/arm/mach-shmobile/clock-r7s72100.c @@ -19,8 +19,9 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/common.h> -#include <mach/r7s72100.h> + +#include "common.h" +#include "r7s72100.h" /* Frequency Control Registers */ #define FRQCR 0xfcfe0010 diff --git a/arch/arm/mach-shmobile/clock-r8a73a4.c b/arch/arm/mach-shmobile/clock-r8a73a4.c index b5bc22c6a858..49d139748aa6 100644 --- a/arch/arm/mach-shmobile/clock-r8a73a4.c +++ b/arch/arm/mach-shmobile/clock-r8a73a4.c @@ -22,8 +22,8 @@ #include <linux/kernel.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> -#include <mach/common.h> +#include "common.h" +#include "clock.h" #define CPG_BASE 0xe6150000 #define CPG_LEN 0x270 @@ -574,11 +574,17 @@ static struct clk_lookup lookups[] = { /* MSTP */ CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), + CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]), CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]), + CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]), CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP206]), + CLKDEV_DEV_ID("e6c20000.serial", &mstp_clks[MSTP206]), CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP207]), + CLKDEV_DEV_ID("e6c30000.serial", &mstp_clks[MSTP207]), CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP216]), + CLKDEV_DEV_ID("e6ce0000.serial", &mstp_clks[MSTP216]), CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP217]), + CLKDEV_DEV_ID("e6cf0000.serial", &mstp_clks[MSTP217]), CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]), CLKDEV_DEV_ID("e6700020.dma-controller", &mstp_clks[MSTP218]), CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]), diff --git a/arch/arm/mach-shmobile/clock-r8a7740.c b/arch/arm/mach-shmobile/clock-r8a7740.c index 50931e3c97c7..a60c324df64e 100644 --- a/arch/arm/mach-shmobile/clock-r8a7740.c +++ b/arch/arm/mach-shmobile/clock-r8a7740.c @@ -22,9 +22,10 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> -#include <mach/common.h> -#include <mach/r8a7740.h> + +#include "clock.h" +#include "common.h" +#include "r8a7740.h" /* * | MDx | XTAL1/EXTAL1 | System | EXTALR | @@ -555,27 +556,27 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[MSTP128]), CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), - CLKDEV_DEV_ID("e6c80000.sci", &mstp_clks[MSTP200]), + CLKDEV_DEV_ID("e6c80000.serial", &mstp_clks[MSTP200]), CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP201]), - CLKDEV_DEV_ID("e6c70000.sci", &mstp_clks[MSTP201]), + CLKDEV_DEV_ID("e6c70000.serial", &mstp_clks[MSTP201]), CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP202]), - CLKDEV_DEV_ID("e6c60000.sci", &mstp_clks[MSTP202]), + CLKDEV_DEV_ID("e6c60000.serial", &mstp_clks[MSTP202]), CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]), - CLKDEV_DEV_ID("e6c50000.sci", &mstp_clks[MSTP203]), + CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]), CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), - CLKDEV_DEV_ID("e6c40000.sci", &mstp_clks[MSTP204]), + CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]), CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]), - CLKDEV_DEV_ID("e6c30000.sci", &mstp_clks[MSTP206]), + CLKDEV_DEV_ID("e6c30000.serial", &mstp_clks[MSTP206]), CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), - CLKDEV_DEV_ID("e6cb0000.sci", &mstp_clks[MSTP207]), + CLKDEV_DEV_ID("e6cb0000.serial", &mstp_clks[MSTP207]), CLKDEV_DEV_ID("sh-dma-engine.3", &mstp_clks[MSTP214]), CLKDEV_DEV_ID("sh-dma-engine.2", &mstp_clks[MSTP216]), CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]), CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]), CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP222]), - CLKDEV_DEV_ID("e6cd0000.sci", &mstp_clks[MSTP222]), + CLKDEV_DEV_ID("e6cd0000.serial", &mstp_clks[MSTP222]), CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP230]), - CLKDEV_DEV_ID("e6cc0000.sci", &mstp_clks[MSTP230]), + CLKDEV_DEV_ID("e6cc0000.serial", &mstp_clks[MSTP230]), CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]), CLKDEV_DEV_ID("fe1f0000.sound", &mstp_clks[MSTP328]), diff --git a/arch/arm/mach-shmobile/clock-r8a7778.c b/arch/arm/mach-shmobile/clock-r8a7778.c index 13f8f3ab8840..95579073cfce 100644 --- a/arch/arm/mach-shmobile/clock-r8a7778.c +++ b/arch/arm/mach-shmobile/clock-r8a7778.c @@ -39,8 +39,8 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> -#include <mach/common.h> +#include "clock.h" +#include "common.h" #define MSTPCR0 IOMEM(0xffc80030) #define MSTPCR1 IOMEM(0xffc80034) @@ -202,11 +202,17 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("i2c-rcar.3", &mstp_clks[MSTP027]), /* I2C3 */ CLKDEV_DEV_ID("ffc73000.i2c", &mstp_clks[MSTP027]), /* I2C3 */ CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP026]), /* SCIF0 */ + CLKDEV_DEV_ID("ffe40000.serial", &mstp_clks[MSTP026]), /* SCIF0 */ CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP025]), /* SCIF1 */ + CLKDEV_DEV_ID("ffe41000.serial", &mstp_clks[MSTP025]), /* SCIF1 */ CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP024]), /* SCIF2 */ + CLKDEV_DEV_ID("ffe42000.serial", &mstp_clks[MSTP024]), /* SCIF2 */ CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP023]), /* SCIF3 */ + CLKDEV_DEV_ID("ffe43000.serial", &mstp_clks[MSTP023]), /* SCIF3 */ CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP022]), /* SCIF4 */ + CLKDEV_DEV_ID("ffe44000.serial", &mstp_clks[MSTP022]), /* SCIF4 */ CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP021]), /* SCIF6 */ + CLKDEV_DEV_ID("ffe45000.serial", &mstp_clks[MSTP021]), /* SCIF5 */ CLKDEV_DEV_ID("sh-hspi.0", &mstp_clks[MSTP007]), /* HSPI0 */ CLKDEV_DEV_ID("fffc7000.spi", &mstp_clks[MSTP007]), /* HSPI0 */ CLKDEV_DEV_ID("sh-hspi.1", &mstp_clks[MSTP007]), /* HSPI1 */ diff --git a/arch/arm/mach-shmobile/clock-r8a7779.c b/arch/arm/mach-shmobile/clock-r8a7779.c index a13298bd37a8..c51f9db3f66f 100644 --- a/arch/arm/mach-shmobile/clock-r8a7779.c +++ b/arch/arm/mach-shmobile/clock-r8a7779.c @@ -23,8 +23,11 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> -#include <mach/common.h> +#include <linux/sh_timer.h> + +#include "clock.h" +#include "common.h" +#include "r8a7779.h" /* * MD1 = 1 MD1 = 0 @@ -52,9 +55,6 @@ #define MSTPCR3 IOMEM(0xffc8003c) #define MSTPSR1 IOMEM(0xffc80044) -#define MODEMR 0xffcc0020 - - /* ioremap() through clock mapping mandatory to avoid * collision with ARM coherent DMA virtual memory range. */ @@ -207,14 +207,9 @@ static struct clk_lookup lookups[] = { void __init r8a7779_clock_init(void) { - void __iomem *modemr = ioremap_nocache(MODEMR, PAGE_SIZE); - u32 mode; + u32 mode = r8a7779_read_mode_pins(); int k, ret = 0; - BUG_ON(!modemr); - mode = ioread32(modemr); - iounmap(modemr); - if (mode & MD(1)) { plla_clk.rate = 1500000000; @@ -268,3 +263,13 @@ void __init r8a7779_clock_init(void) else panic("failed to setup r8a7779 clocks\n"); } + +/* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */ +void __init __weak r8a7779_register_twd(void) { } + +void __init r8a7779_earlytimer_init(void) +{ + r8a7779_clock_init(); + r8a7779_register_twd(); + shmobile_earlytimer_init(); +} diff --git a/arch/arm/mach-shmobile/clock-r8a7790.c b/arch/arm/mach-shmobile/clock-r8a7790.c index 296a057109e4..17435c1aa2fe 100644 --- a/arch/arm/mach-shmobile/clock-r8a7790.c +++ b/arch/arm/mach-shmobile/clock-r8a7790.c @@ -22,9 +22,11 @@ #include <linux/kernel.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> -#include <mach/common.h> -#include <mach/r8a7790.h> + +#include "clock.h" +#include "common.h" +#include "r8a7790.h" +#include "rcar-gen2.h" /* * MD EXTAL PLL0 PLL1 PLL3 diff --git a/arch/arm/mach-shmobile/clock-r8a7791.c b/arch/arm/mach-shmobile/clock-r8a7791.c index e2fdfcc14436..10e193d707f5 100644 --- a/arch/arm/mach-shmobile/clock-r8a7791.c +++ b/arch/arm/mach-shmobile/clock-r8a7791.c @@ -23,9 +23,9 @@ #include <linux/kernel.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> -#include <mach/common.h> -#include <mach/rcar-gen2.h> +#include "clock.h" +#include "common.h" +#include "rcar-gen2.h" /* * MD EXTAL PLL0 PLL1 PLL3 diff --git a/arch/arm/mach-shmobile/clock-sh7372.c b/arch/arm/mach-shmobile/clock-sh7372.c index d16d9ca7f79e..7071676145c4 100644 --- a/arch/arm/mach-shmobile/clock-sh7372.c +++ b/arch/arm/mach-shmobile/clock-sh7372.c @@ -21,8 +21,8 @@ #include <linux/io.h> #include <linux/sh_clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> -#include <mach/common.h> +#include "clock.h" +#include "common.h" /* SH7372 registers */ #define FRQCRA IOMEM(0xe6150000) diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c index 0d9cd1fe0212..9433a4e2c88e 100644 --- a/arch/arm/mach-shmobile/clock-sh73a0.c +++ b/arch/arm/mach-shmobile/clock-sh73a0.c @@ -22,8 +22,8 @@ #include <linux/sh_clk.h> #include <linux/clkdev.h> #include <asm/processor.h> -#include <mach/clock.h> -#include <mach/common.h> +#include "clock.h" +#include "common.h" #define FRQCRA IOMEM(0xe6150000) #define FRQCRB IOMEM(0xe6150004) @@ -638,16 +638,25 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("e6820000.i2c", &mstp_clks[MSTP116]), /* I2C0 */ CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), /* LCDC0 */ CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP219]), /* SCIFA7 */ + CLKDEV_DEV_ID("e6cd0000.serial", &mstp_clks[MSTP219]), /* SCIFA7 */ CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]), /* SY-DMAC */ CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[MSTP217]), /* MP-DMAC */ CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), /* SCIFA5 */ + CLKDEV_DEV_ID("e6cb0000.serial", &mstp_clks[MSTP207]), /* SCIFA5 */ CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]), /* SCIFB */ + CLKDEV_DEV_ID("0xe6c3000.serial", &mstp_clks[MSTP206]), /* SCIFB */ CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[MSTP204]), /* SCIFA0 */ + CLKDEV_DEV_ID("e6c40000.serial", &mstp_clks[MSTP204]), /* SCIFA0 */ CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[MSTP203]), /* SCIFA1 */ + CLKDEV_DEV_ID("e6c50000.serial", &mstp_clks[MSTP203]), /* SCIFA1 */ CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[MSTP202]), /* SCIFA2 */ + CLKDEV_DEV_ID("e6c60000.serial", &mstp_clks[MSTP202]), /* SCIFA2 */ CLKDEV_DEV_ID("sh-sci.3", &mstp_clks[MSTP201]), /* SCIFA3 */ + CLKDEV_DEV_ID("e6c70000.serial", &mstp_clks[MSTP201]), /* SCIFA3 */ CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), /* SCIFA4 */ + CLKDEV_DEV_ID("e6c80000.serial", &mstp_clks[MSTP200]), /* SCIFA4 */ CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP331]), /* SCIFA6 */ + CLKDEV_DEV_ID("e6cc0000.serial", &mstp_clks[MSTP331]), /* SCIFA6 */ CLKDEV_DEV_ID("sh_fsi2", &mstp_clks[MSTP328]), /* FSI */ CLKDEV_DEV_ID("ec230000.sound", &mstp_clks[MSTP328]), /* FSI */ CLKDEV_DEV_ID("sh_irda.0", &mstp_clks[MSTP325]), /* IrDA */ diff --git a/arch/arm/mach-shmobile/clock.c b/arch/arm/mach-shmobile/clock.c index e7232a0373b9..806f94038cc4 100644 --- a/arch/arm/mach-shmobile/clock.c +++ b/arch/arm/mach-shmobile/clock.c @@ -25,7 +25,7 @@ #ifdef CONFIG_COMMON_CLK #include <linux/clk.h> #include <linux/clkdev.h> -#include <mach/clock.h> +#include "clock.h" void __init shmobile_clk_workaround(const struct clk_name *clks, int nr_clks, bool enable) @@ -49,8 +49,8 @@ void __init shmobile_clk_workaround(const struct clk_name *clks, #else /* CONFIG_COMMON_CLK */ #include <linux/sh_clk.h> #include <linux/export.h> -#include <mach/clock.h> -#include <mach/common.h> +#include "clock.h" +#include "common.h" unsigned long shmobile_fixed_ratio_clk_recalc(struct clk *clk) { diff --git a/arch/arm/mach-shmobile/include/mach/clock.h b/arch/arm/mach-shmobile/clock.h index 31b6417463e6..31b6417463e6 100644 --- a/arch/arm/mach-shmobile/include/mach/clock.h +++ b/arch/arm/mach-shmobile/clock.h diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/common.h index f7a360edcc35..98056081f0da 100644 --- a/arch/arm/mach-shmobile/include/mach/common.h +++ b/arch/arm/mach-shmobile/common.h @@ -35,8 +35,10 @@ extern void shmobile_cpuidle_set_driver(struct cpuidle_driver *drv); #ifdef CONFIG_SUSPEND int shmobile_suspend_init(void); +void shmobile_smp_apmu_suspend_init(void); #else static inline int shmobile_suspend_init(void) { return 0; } +static inline void shmobile_smp_apmu_suspend_init(void) { } #endif #ifdef CONFIG_CPU_IDLE @@ -45,12 +47,19 @@ int shmobile_cpuidle_init(void); static inline int shmobile_cpuidle_init(void) { return 0; } #endif +#ifdef CONFIG_CPU_FREQ +int shmobile_cpufreq_init(void); +#else +static inline int shmobile_cpufreq_init(void) { return 0; } +#endif + extern void __iomem *shmobile_scu_base; static inline void __init shmobile_init_late(void) { shmobile_suspend_init(); shmobile_cpuidle_init(); + shmobile_cpufreq_init(); } #endif /* __ARCH_MACH_COMMON_H */ diff --git a/arch/arm/mach-shmobile/console.c b/arch/arm/mach-shmobile/console.c index 9411a5bf4fd6..f2e79f2376e1 100644 --- a/arch/arm/mach-shmobile/console.c +++ b/arch/arm/mach-shmobile/console.c @@ -19,8 +19,8 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/platform_device.h> -#include <mach/common.h> #include <asm/mach/map.h> +#include "common.h" void __init shmobile_setup_console(void) { diff --git a/arch/arm/mach-shmobile/cpufreq.c b/arch/arm/mach-shmobile/cpufreq.c new file mode 100644 index 000000000000..8a24b2be46ae --- /dev/null +++ b/arch/arm/mach-shmobile/cpufreq.c @@ -0,0 +1,17 @@ +/* + * CPUFreq support code for SH-Mobile ARM + * + * Copyright (C) 2014 Gaku Inami + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/platform_device.h> + +int __init shmobile_cpufreq_init(void) +{ + platform_device_register_simple("cpufreq-cpu0", -1, NULL, 0); + return 0; +} diff --git a/arch/arm/mach-shmobile/include/mach/dma-register.h b/arch/arm/mach-shmobile/dma-register.h index 97c40bd9b94f..97c40bd9b94f 100644 --- a/arch/arm/mach-shmobile/include/mach/dma-register.h +++ b/arch/arm/mach-shmobile/dma-register.h diff --git a/arch/arm/mach-shmobile/headsmp.S b/arch/arm/mach-shmobile/headsmp.S index e5be5c88644b..faf82144a262 100644 --- a/arch/arm/mach-shmobile/headsmp.S +++ b/arch/arm/mach-shmobile/headsmp.S @@ -10,14 +10,17 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <linux/linkage.h> #include <linux/init.h> +#include <linux/linkage.h> +#include <linux/threads.h> #include <asm/memory.h> +#ifdef CONFIG_SMP ENTRY(shmobile_invalidate_start) bl v7_invalidate_l1 b secondary_startup ENDPROC(shmobile_invalidate_start) +#endif /* * Reset vector for secondary CPUs. @@ -68,7 +71,7 @@ shmobile_smp_boot_find_mpidr: shmobile_smp_boot_next: add r1, r1, #1 - cmp r1, #CONFIG_NR_CPUS + cmp r1, #NR_CPUS blo shmobile_smp_boot_find_mpidr b shmobile_smp_sleep @@ -85,10 +88,10 @@ ENDPROC(shmobile_smp_sleep) .globl shmobile_smp_mpidr shmobile_smp_mpidr: -1: .space CONFIG_NR_CPUS * 4 +1: .space NR_CPUS * 4 .globl shmobile_smp_fn shmobile_smp_fn: -2: .space CONFIG_NR_CPUS * 4 +2: .space NR_CPUS * 4 .globl shmobile_smp_arg shmobile_smp_arg: -3: .space CONFIG_NR_CPUS * 4 +3: .space NR_CPUS * 4 diff --git a/arch/arm/mach-shmobile/include/mach/irqs.h b/arch/arm/mach-shmobile/include/mach/irqs.h index d241bfd6926d..5aee83f079e2 100644 --- a/arch/arm/mach-shmobile/include/mach/irqs.h +++ b/arch/arm/mach-shmobile/include/mach/irqs.h @@ -1,24 +1,10 @@ #ifndef __ASM_MACH_IRQS_H #define __ASM_MACH_IRQS_H -#include <linux/sh_intc.h> - -/* GIC */ -#define gic_spi(nr) ((nr) + 32) -#define gic_iid(nr) (nr) /* ICCIAR / interrupt ID */ - -/* INTCS */ -#define INTCS_VECT_BASE 0x3400 -#define INTCS_VECT(n, vect) INTC_VECT((n), INTCS_VECT_BASE + (vect)) -#define intcs_evt2irq(evt) evt2irq(INTCS_VECT_BASE + (evt)) +/* Stuck here until drivers/pinctl/sh-pfc gets rid of legacy code */ /* External IRQ pins */ #define IRQPIN_BASE 2000 #define irq_pin(nr) ((nr) + IRQPIN_BASE) -/* GPIO IRQ */ -#define _GPIO_IRQ_BASE 2500 -#define GPIO_IRQ_BASE(x) (_GPIO_IRQ_BASE + (32 * x)) -#define GPIO_IRQ(x, y) (_GPIO_IRQ_BASE + (32 * x) + y) - #endif /* __ASM_MACH_IRQS_H */ diff --git a/arch/arm/mach-shmobile/intc-sh7372.c b/arch/arm/mach-shmobile/intc-sh7372.c index a91caad7db7c..e2af00b1bd9d 100644 --- a/arch/arm/mach-shmobile/intc-sh7372.c +++ b/arch/arm/mach-shmobile/intc-sh7372.c @@ -22,11 +22,10 @@ #include <linux/module.h> #include <linux/irq.h> #include <linux/io.h> -#include <linux/sh_intc.h> -#include <mach/intc.h> -#include <mach/irqs.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "intc.h" +#include "irqs.h" enum { UNUSED_INTCA = 0, diff --git a/arch/arm/mach-shmobile/intc-sh73a0.c b/arch/arm/mach-shmobile/intc-sh73a0.c index 19a26f4579b3..44457a94897b 100644 --- a/arch/arm/mach-shmobile/intc-sh73a0.c +++ b/arch/arm/mach-shmobile/intc-sh73a0.c @@ -22,15 +22,16 @@ #include <linux/module.h> #include <linux/irq.h> #include <linux/io.h> -#include <linux/sh_intc.h> #include <linux/irqchip.h> #include <linux/irqchip/arm-gic.h> -#include <mach/intc.h> -#include <mach/irqs.h> -#include <mach/sh73a0.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> +#include "intc.h" +#include "irqs.h" +#include "sh73a0.h" + enum { UNUSED = 0, diff --git a/arch/arm/mach-shmobile/include/mach/intc.h b/arch/arm/mach-shmobile/intc.h index a5603c76cfe0..a5603c76cfe0 100644 --- a/arch/arm/mach-shmobile/include/mach/intc.h +++ b/arch/arm/mach-shmobile/intc.h diff --git a/arch/arm/mach-shmobile/irqs.h b/arch/arm/mach-shmobile/irqs.h new file mode 100644 index 000000000000..4ff2d2aa94f0 --- /dev/null +++ b/arch/arm/mach-shmobile/irqs.h @@ -0,0 +1,21 @@ +#ifndef __SHMOBILE_IRQS_H +#define __SHMOBILE_IRQS_H + +#include <linux/sh_intc.h> +#include <mach/irqs.h> + +/* GIC */ +#define gic_spi(nr) ((nr) + 32) +#define gic_iid(nr) (nr) /* ICCIAR / interrupt ID */ + +/* INTCS */ +#define INTCS_VECT_BASE 0x3400 +#define INTCS_VECT(n, vect) INTC_VECT((n), INTCS_VECT_BASE + (vect)) +#define intcs_evt2irq(evt) evt2irq(INTCS_VECT_BASE + (evt)) + +/* GPIO IRQ */ +#define _GPIO_IRQ_BASE 2500 +#define GPIO_IRQ_BASE(x) (_GPIO_IRQ_BASE + (32 * x)) +#define GPIO_IRQ(x, y) (_GPIO_IRQ_BASE + (32 * x) + y) + +#endif /* __SHMOBILE_IRQS_H */ diff --git a/arch/arm/mach-shmobile/platsmp-apmu.c b/arch/arm/mach-shmobile/platsmp-apmu.c index 8cb641c00fdb..2c06810d3a70 100644 --- a/arch/arm/mach-shmobile/platsmp-apmu.c +++ b/arch/arm/mach-shmobile/platsmp-apmu.c @@ -7,27 +7,32 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include <linux/cpu_pm.h> #include <linux/delay.h> #include <linux/init.h> #include <linux/io.h> #include <linux/ioport.h> #include <linux/of_address.h> #include <linux/smp.h> +#include <linux/suspend.h> +#include <linux/threads.h> #include <asm/cacheflush.h> #include <asm/cp15.h> +#include <asm/proc-fns.h> #include <asm/smp_plat.h> -#include <mach/common.h> +#include <asm/suspend.h> +#include "common.h" static struct { void __iomem *iomem; int bit; -} apmu_cpus[CONFIG_NR_CPUS]; +} apmu_cpus[NR_CPUS]; #define WUPCR_OFFS 0x10 #define PSTR_OFFS 0x40 #define CPUNCR_OFFS(n) (0x100 + (0x10 * (n))) -static int apmu_power_on(void __iomem *p, int bit) +static int __maybe_unused apmu_power_on(void __iomem *p, int bit) { /* request power on */ writel_relaxed(BIT(bit), p + WUPCR_OFFS); @@ -46,7 +51,7 @@ static int apmu_power_off(void __iomem *p, int bit) return 0; } -static int apmu_power_off_poll(void __iomem *p, int bit) +static int __maybe_unused apmu_power_off_poll(void __iomem *p, int bit) { int k; @@ -69,7 +74,7 @@ static int apmu_wrap(int cpu, int (*fn)(void __iomem *p, int cpu)) static void apmu_init_cpu(struct resource *res, int cpu, int bit) { - if (apmu_cpus[cpu].iomem) + if ((cpu >= ARRAY_SIZE(apmu_cpus)) || apmu_cpus[cpu].iomem) return; apmu_cpus[cpu].iomem = ioremap_nocache(res->start, resource_size(res)); @@ -133,6 +138,7 @@ void __init shmobile_smp_apmu_prepare_cpus(unsigned int max_cpus) apmu_parse_cfg(apmu_init_cpu); } +#ifdef CONFIG_SMP int shmobile_smp_apmu_boot_secondary(unsigned int cpu, struct task_struct *idle) { /* For this particular CPU register boot vector */ @@ -140,8 +146,9 @@ int shmobile_smp_apmu_boot_secondary(unsigned int cpu, struct task_struct *idle) return apmu_wrap(cpu, apmu_power_on); } +#endif -#ifdef CONFIG_HOTPLUG_CPU +#if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_SUSPEND) /* nicked from arch/arm/mach-exynos/hotplug.c */ static inline void cpu_enter_lowpower_a15(void) { @@ -172,16 +179,40 @@ static inline void cpu_enter_lowpower_a15(void) dsb(); } -void shmobile_smp_apmu_cpu_die(unsigned int cpu) +void shmobile_smp_apmu_cpu_shutdown(unsigned int cpu) { - /* For this particular CPU deregister boot vector */ - shmobile_smp_hook(cpu, 0, 0); /* Select next sleep mode using the APMU */ apmu_wrap(cpu, apmu_power_off); /* Do ARM specific CPU shutdown */ cpu_enter_lowpower_a15(); +} + +static inline void cpu_leave_lowpower(void) +{ + unsigned int v; + + asm volatile("mrc p15, 0, %0, c1, c0, 0\n" + " orr %0, %0, %1\n" + " mcr p15, 0, %0, c1, c0, 0\n" + " mrc p15, 0, %0, c1, c0, 1\n" + " orr %0, %0, %2\n" + " mcr p15, 0, %0, c1, c0, 1\n" + : "=&r" (v) + : "Ir" (CR_C), "Ir" (0x40) + : "cc"); +} +#endif + +#if defined(CONFIG_HOTPLUG_CPU) +void shmobile_smp_apmu_cpu_die(unsigned int cpu) +{ + /* For this particular CPU deregister boot vector */ + shmobile_smp_hook(cpu, 0, 0); + + /* Shutdown CPU core */ + shmobile_smp_apmu_cpu_shutdown(cpu); /* jump to shared mach-shmobile sleep / reset code */ shmobile_smp_sleep(); @@ -192,3 +223,25 @@ int shmobile_smp_apmu_cpu_kill(unsigned int cpu) return apmu_wrap(cpu, apmu_power_off_poll); } #endif + +#if defined(CONFIG_SUSPEND) +static int shmobile_smp_apmu_do_suspend(unsigned long cpu) +{ + shmobile_smp_hook(cpu, virt_to_phys(cpu_resume), 0); + shmobile_smp_apmu_cpu_shutdown(cpu); + cpu_do_idle(); /* WFI selects Core Standby */ + return 1; +} + +static int shmobile_smp_apmu_enter_suspend(suspend_state_t state) +{ + cpu_suspend(smp_processor_id(), shmobile_smp_apmu_do_suspend); + cpu_leave_lowpower(); + return 0; +} + +void __init shmobile_smp_apmu_suspend_init(void) +{ + shmobile_suspend_ops.enter = shmobile_smp_apmu_enter_suspend; +} +#endif diff --git a/arch/arm/mach-shmobile/platsmp-scu.c b/arch/arm/mach-shmobile/platsmp-scu.c index 673ad6e80869..64663110ab6c 100644 --- a/arch/arm/mach-shmobile/platsmp-scu.c +++ b/arch/arm/mach-shmobile/platsmp-scu.c @@ -15,7 +15,7 @@ #include <asm/cacheflush.h> #include <asm/smp_plat.h> #include <asm/smp_scu.h> -#include <mach/common.h> +#include "common.h" static int shmobile_smp_scu_notifier_call(struct notifier_block *nfb, unsigned long action, void *hcpu) diff --git a/arch/arm/mach-shmobile/platsmp.c b/arch/arm/mach-shmobile/platsmp.c index 9ebc246b8d7d..3923e09e966d 100644 --- a/arch/arm/mach-shmobile/platsmp.c +++ b/arch/arm/mach-shmobile/platsmp.c @@ -13,7 +13,7 @@ #include <linux/init.h> #include <asm/cacheflush.h> #include <asm/smp_plat.h> -#include <mach/common.h> +#include "common.h" extern unsigned long shmobile_smp_fn[]; extern unsigned long shmobile_smp_arg[]; diff --git a/arch/arm/mach-shmobile/pm-r8a7740.c b/arch/arm/mach-shmobile/pm-r8a7740.c index 40b87aa1d448..a0d44d537fa0 100644 --- a/arch/arm/mach-shmobile/pm-r8a7740.c +++ b/arch/arm/mach-shmobile/pm-r8a7740.c @@ -10,8 +10,8 @@ */ #include <linux/console.h> #include <linux/suspend.h> -#include <mach/pm-rmobile.h> -#include <mach/common.h> +#include "common.h" +#include "pm-rmobile.h" #ifdef CONFIG_PM static int r8a7740_pd_a4s_suspend(void) diff --git a/arch/arm/mach-shmobile/pm-r8a7779.c b/arch/arm/mach-shmobile/pm-r8a7779.c index d6fe189b2df6..69f70b7f7fb2 100644 --- a/arch/arm/mach-shmobile/pm-r8a7779.c +++ b/arch/arm/mach-shmobile/pm-r8a7779.c @@ -13,20 +13,33 @@ #include <linux/suspend.h> #include <linux/err.h> #include <linux/pm_clock.h> +#include <linux/pm_domain.h> #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/console.h> + #include <asm/io.h> -#include <mach/common.h> -#include <mach/pm-rcar.h> -#include <mach/r8a7779.h> + +#include "common.h" +#include "pm-rcar.h" +#include "r8a7779.h" /* SYSC */ #define SYSCIER 0x0c #define SYSCIMR 0x10 +struct r8a7779_pm_domain { + struct generic_pm_domain genpd; + struct rcar_sysc_ch ch; +}; + +static inline struct rcar_sysc_ch *to_r8a7779_ch(struct generic_pm_domain *d) +{ + return &container_of(d, struct r8a7779_pm_domain, genpd)->ch; +} + #if defined(CONFIG_PM) || defined(CONFIG_SMP) static void __init r8a7779_sysc_init(void) diff --git a/arch/arm/mach-shmobile/pm-r8a7790.c b/arch/arm/mach-shmobile/pm-r8a7790.c index fc82839e2c2a..80e8d95e54d3 100644 --- a/arch/arm/mach-shmobile/pm-r8a7790.c +++ b/arch/arm/mach-shmobile/pm-r8a7790.c @@ -11,9 +11,21 @@ */ #include <linux/kernel.h> +#include <linux/smp.h> #include <asm/io.h> -#include <mach/pm-rcar.h> -#include <mach/r8a7790.h> +#include "common.h" +#include "pm-rcar.h" +#include "r8a7790.h" + +/* RST */ +#define RST 0xe6160000 +#define CA15BAR 0x0020 +#define CA7BAR 0x0030 +#define CA15RESCNT 0x0040 +#define CA7RESCNT 0x0044 + +/* On-chip RAM */ +#define MERAM 0xe8080000 /* SYSC */ #define SYSCIER 0x0c @@ -38,8 +50,33 @@ static inline void r8a7790_sysc_init(void) {} void __init r8a7790_pm_init(void) { + void __iomem *p; + u32 bar; static int once; - if (!once++) - r8a7790_sysc_init(); + if (once++) + return; + + /* MERAM for jump stub, because BAR requires 256KB aligned address */ + p = ioremap_nocache(MERAM, shmobile_boot_size); + memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size); + iounmap(p); + + /* setup reset vectors */ + p = ioremap_nocache(RST, 0x63); + bar = (MERAM >> 8) & 0xfffffc00; + writel_relaxed(bar, p + CA15BAR); + writel_relaxed(bar, p + CA7BAR); + writel_relaxed(bar | 0x10, p + CA15BAR); + writel_relaxed(bar | 0x10, p + CA7BAR); + + /* de-assert reset for all CPUs */ + writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | 0xa5a50000, + p + CA15RESCNT); + writel_relaxed((readl_relaxed(p + CA7RESCNT) & ~0x0f) | 0x5a5a0000, + p + CA7RESCNT); + iounmap(p); + + r8a7790_sysc_init(); + shmobile_smp_apmu_suspend_init(); } diff --git a/arch/arm/mach-shmobile/pm-r8a7791.c b/arch/arm/mach-shmobile/pm-r8a7791.c new file mode 100644 index 000000000000..25f107bb3657 --- /dev/null +++ b/arch/arm/mach-shmobile/pm-r8a7791.c @@ -0,0 +1,73 @@ +/* + * r8a7791 Power management support + * + * Copyright (C) 2014 Renesas Electronics Corporation + * Copyright (C) 2011 Renesas Solutions Corp. + * Copyright (C) 2011 Magnus Damm + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/kernel.h> +#include <linux/smp.h> +#include <asm/io.h> +#include "common.h" +#include "pm-rcar.h" +#include "r8a7791.h" + +#define RST 0xe6160000 +#define CA15BAR 0x0020 +#define CA15RESCNT 0x0040 +#define RAM 0xe6300000 + +/* SYSC */ +#define SYSCIER 0x0c +#define SYSCIMR 0x10 + +#if defined(CONFIG_SMP) + +static void __init r8a7791_sysc_init(void) +{ + void __iomem *base = rcar_sysc_init(0xe6180000); + + /* enable all interrupt sources, but do not use interrupt handler */ + iowrite32(0x0131000e, base + SYSCIER); + iowrite32(0, base + SYSCIMR); +} + +#else /* CONFIG_SMP */ + +static inline void r8a7791_sysc_init(void) {} + +#endif /* CONFIG_SMP */ + +void __init r8a7791_pm_init(void) +{ + void __iomem *p; + u32 bar; + static int once; + + if (once++) + return; + + /* RAM for jump stub, because BAR requires 256KB aligned address */ + p = ioremap_nocache(RAM, shmobile_boot_size); + memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size); + iounmap(p); + + /* setup reset vectors */ + p = ioremap_nocache(RST, 0x63); + bar = (RAM >> 8) & 0xfffffc00; + writel_relaxed(bar, p + CA15BAR); + writel_relaxed(bar | 0x10, p + CA15BAR); + + /* enable clocks to all CPUs */ + writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | 0xa5a50000, + p + CA15RESCNT); + iounmap(p); + + r8a7791_sysc_init(); + shmobile_smp_apmu_suspend_init(); +} diff --git a/arch/arm/mach-shmobile/pm-rcar.c b/arch/arm/mach-shmobile/pm-rcar.c index 1f465a12d1b1..34b8a5674f85 100644 --- a/arch/arm/mach-shmobile/pm-rcar.c +++ b/arch/arm/mach-shmobile/pm-rcar.c @@ -13,7 +13,7 @@ #include <linux/mm.h> #include <linux/spinlock.h> #include <asm/io.h> -#include <mach/pm-rcar.h> +#include "pm-rcar.h" /* SYSC */ #define SYSCSR 0x00 diff --git a/arch/arm/mach-shmobile/include/mach/pm-rcar.h b/arch/arm/mach-shmobile/pm-rcar.h index ef3a1ef628f1..ef3a1ef628f1 100644 --- a/arch/arm/mach-shmobile/include/mach/pm-rcar.h +++ b/arch/arm/mach-shmobile/pm-rcar.h diff --git a/arch/arm/mach-shmobile/pm-rmobile.c b/arch/arm/mach-shmobile/pm-rmobile.c index f710235aff2f..ebdd16e94a84 100644 --- a/arch/arm/mach-shmobile/pm-rmobile.c +++ b/arch/arm/mach-shmobile/pm-rmobile.c @@ -17,7 +17,7 @@ #include <linux/pm.h> #include <linux/pm_clock.h> #include <asm/io.h> -#include <mach/pm-rmobile.h> +#include "pm-rmobile.h" /* SYSC */ #define SPDCR IOMEM(0xe6180008) diff --git a/arch/arm/mach-shmobile/include/mach/pm-rmobile.h b/arch/arm/mach-shmobile/pm-rmobile.h index 690553a06887..690553a06887 100644 --- a/arch/arm/mach-shmobile/include/mach/pm-rmobile.h +++ b/arch/arm/mach-shmobile/pm-rmobile.h diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c index 0de75fd394b9..7e5c2676c489 100644 --- a/arch/arm/mach-shmobile/pm-sh7372.c +++ b/arch/arm/mach-shmobile/pm-sh7372.c @@ -21,13 +21,15 @@ #include <linux/irq.h> #include <linux/bitrev.h> #include <linux/console.h> + #include <asm/cpuidle.h> #include <asm/io.h> #include <asm/tlbflush.h> #include <asm/suspend.h> -#include <mach/common.h> -#include <mach/sh7372.h> -#include <mach/pm-rmobile.h> + +#include "common.h" +#include "pm-rmobile.h" +#include "sh7372.h" /* DBG */ #define DBGREG1 IOMEM(0xe6100020) diff --git a/arch/arm/mach-shmobile/pm-sh73a0.c b/arch/arm/mach-shmobile/pm-sh73a0.c index 99086e98fbbc..a7e466817965 100644 --- a/arch/arm/mach-shmobile/pm-sh73a0.c +++ b/arch/arm/mach-shmobile/pm-sh73a0.c @@ -9,7 +9,7 @@ */ #include <linux/suspend.h> -#include <mach/common.h> +#include "common.h" #ifdef CONFIG_SUSPEND static int sh73a0_enter_suspend(suspend_state_t suspend_state) diff --git a/arch/arm/mach-shmobile/include/mach/r7s72100.h b/arch/arm/mach-shmobile/r7s72100.h index 5f34b20ecd4a..efb723c88dd0 100644 --- a/arch/arm/mach-shmobile/include/mach/r7s72100.h +++ b/arch/arm/mach-shmobile/r7s72100.h @@ -3,6 +3,5 @@ void r7s72100_add_dt_devices(void); void r7s72100_clock_init(void); -void r7s72100_init_early(void); #endif /* __ASM_R7S72100_H__ */ diff --git a/arch/arm/mach-shmobile/include/mach/r8a73a4.h b/arch/arm/mach-shmobile/r8a73a4.h index ce8bdd1d8a8a..ce8bdd1d8a8a 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a73a4.h +++ b/arch/arm/mach-shmobile/r8a73a4.h diff --git a/arch/arm/mach-shmobile/include/mach/r8a7740.h b/arch/arm/mach-shmobile/r8a7740.h index 5e3c9ec06303..1d1a5fd78b6b 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7740.h +++ b/arch/arm/mach-shmobile/r8a7740.h @@ -19,8 +19,6 @@ #ifndef __ASM_R8A7740_H__ #define __ASM_R8A7740_H__ -#include <mach/pm-rmobile.h> - /* * MD_CKx pin */ diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/r8a7778.h index f4076a50e970..f4076a50e970 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7778.h +++ b/arch/arm/mach-shmobile/r8a7778.h diff --git a/arch/arm/mach-shmobile/include/mach/r8a7779.h b/arch/arm/mach-shmobile/r8a7779.h index 88eeceaf1088..5415c719dc19 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7779.h +++ b/arch/arm/mach-shmobile/r8a7779.h @@ -2,8 +2,6 @@ #define __ASM_R8A7779_H__ #include <linux/sh_clk.h> -#include <linux/pm_domain.h> -#include <mach/pm-rcar.h> /* HPB-DMA slave IDs */ enum { @@ -12,17 +10,6 @@ enum { HPBDMA_SLAVE_SDHI0_RX, }; -struct r8a7779_pm_domain { - struct generic_pm_domain genpd; - struct rcar_sysc_ch ch; -}; - -static inline struct rcar_sysc_ch *to_r8a7779_ch(struct generic_pm_domain *d) -{ - return &container_of(d, struct r8a7779_pm_domain, genpd)->ch; -} - -extern void r8a7779_init_delay(void); extern void r8a7779_init_irq_extpin(int irlm); extern void r8a7779_init_irq_extpin_dt(int irlm); extern void r8a7779_init_irq_dt(void); @@ -32,6 +19,7 @@ extern void r8a7779_add_early_devices(void); extern void r8a7779_add_standard_devices(void); extern void r8a7779_add_standard_devices_dt(void); extern void r8a7779_init_late(void); +extern u32 r8a7779_read_mode_pins(void); extern void r8a7779_clock_init(void); extern void r8a7779_pinmux_init(void); extern void r8a7779_pm_init(void); diff --git a/arch/arm/mach-shmobile/include/mach/r8a7790.h b/arch/arm/mach-shmobile/r8a7790.h index 0b95babe84ba..459827f1369b 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7790.h +++ b/arch/arm/mach-shmobile/r8a7790.h @@ -1,8 +1,6 @@ #ifndef __ASM_R8A7790_H__ #define __ASM_R8A7790_H__ -#include <mach/rcar-gen2.h> - /* DMA slave IDs */ enum { RCAR_DMA_SLAVE_INVALID, @@ -33,7 +31,6 @@ void r8a7790_add_dt_devices(void); void r8a7790_clock_init(void); void r8a7790_pinmux_init(void); void r8a7790_pm_init(void); -void r8a7790_init_early(void); extern struct smp_operations r8a7790_smp_ops; #endif /* __ASM_R8A7790_H__ */ diff --git a/arch/arm/mach-shmobile/include/mach/r8a7791.h b/arch/arm/mach-shmobile/r8a7791.h index 664274cc4b64..86eae7bceb6f 100644 --- a/arch/arm/mach-shmobile/include/mach/r8a7791.h +++ b/arch/arm/mach-shmobile/r8a7791.h @@ -5,6 +5,7 @@ void r8a7791_add_standard_devices(void); void r8a7791_add_dt_devices(void); void r8a7791_clock_init(void); void r8a7791_pinmux_init(void); +void r8a7791_pm_init(void); extern struct smp_operations r8a7791_smp_ops; #endif /* __ASM_R8A7791_H__ */ diff --git a/arch/arm/mach-shmobile/include/mach/rcar-gen2.h b/arch/arm/mach-shmobile/rcar-gen2.h index 43f606eb2d82..ce53cb5f53a1 100644 --- a/arch/arm/mach-shmobile/include/mach/rcar-gen2.h +++ b/arch/arm/mach-shmobile/rcar-gen2.h @@ -4,5 +4,6 @@ void rcar_gen2_timer_init(void); #define MD(nr) BIT(nr) u32 rcar_gen2_read_mode_pins(void); +void rcar_gen2_reserve(void); #endif /* __ASM_RCAR_GEN2_H__ */ diff --git a/arch/arm/mach-shmobile/setup-emev2.c b/arch/arm/mach-shmobile/setup-emev2.c index d953ff6e78a2..b06a9e8f59a5 100644 --- a/arch/arm/mach-shmobile/setup-emev2.c +++ b/arch/arm/mach-shmobile/setup-emev2.c @@ -16,14 +16,13 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <linux/clk-provider.h> #include <linux/kernel.h> #include <linux/init.h> -#include <linux/of_platform.h> -#include <mach/common.h> +#include <linux/mm.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> +#include "common.h" static struct map_desc emev2_io_desc[] __initdata = { #ifdef CONFIG_SMP @@ -42,17 +41,6 @@ static void __init emev2_map_io(void) iotable_init(emev2_io_desc, ARRAY_SIZE(emev2_io_desc)); } -static void __init emev2_init_delay(void) -{ - shmobile_setup_delay(533, 1, 3); /* Cortex-A9 @ 533MHz */ -} - -static void __init emev2_add_standard_devices_dt(void) -{ - of_clk_init(NULL); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); -} - static const char *emev2_boards_compat_dt[] __initconst = { "renesas,emev2", NULL, @@ -63,8 +51,7 @@ extern struct smp_operations emev2_smp_ops; DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)") .smp = smp_ops(emev2_smp_ops), .map_io = emev2_map_io, - .init_early = emev2_init_delay, - .init_machine = emev2_add_standard_devices_dt, + .init_early = shmobile_init_delay, .init_late = shmobile_init_late, .dt_compat = emev2_boards_compat_dt, MACHINE_END diff --git a/arch/arm/mach-shmobile/setup-r7s72100.c b/arch/arm/mach-shmobile/setup-r7s72100.c index 412e179429cd..4a98b232d316 100644 --- a/arch/arm/mach-shmobile/setup-r7s72100.c +++ b/arch/arm/mach-shmobile/setup-r7s72100.c @@ -22,11 +22,13 @@ #include <linux/kernel.h> #include <linux/of_platform.h> #include <linux/sh_timer.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r7s72100.h> + #include <asm/mach/arch.h> +#include "common.h" +#include "irqs.h" +#include "r7s72100.h" + static struct resource mtu2_resources[] __initdata = { DEFINE_RES_MEM(0xfcff0000, 0x400), DEFINE_RES_IRQ_NAMED(gic_iid(139), "tgi0a"), @@ -43,11 +45,6 @@ void __init r7s72100_add_dt_devices(void) r7s72100_register_mtu2(); } -void __init r7s72100_init_early(void) -{ - shmobile_setup_delay(400, 1, 3); /* Cortex-A9 @ 400MHz */ -} - #ifdef CONFIG_USE_OF static const char *r7s72100_boards_compat_dt[] __initdata = { "renesas,r7s72100", @@ -55,7 +52,7 @@ static const char *r7s72100_boards_compat_dt[] __initdata = { }; DT_MACHINE_START(R7S72100_DT, "Generic R7S72100 (Flattened Device Tree)") - .init_early = r7s72100_init_early, + .init_early = shmobile_init_delay, .dt_compat = r7s72100_boards_compat_dt, MACHINE_END #endif /* CONFIG_USE_OF */ diff --git a/arch/arm/mach-shmobile/setup-r8a73a4.c b/arch/arm/mach-shmobile/setup-r8a73a4.c index 9333770cfac2..f470b3cc0b7b 100644 --- a/arch/arm/mach-shmobile/setup-r8a73a4.c +++ b/arch/arm/mach-shmobile/setup-r8a73a4.c @@ -24,12 +24,14 @@ #include <linux/serial_sci.h> #include <linux/sh_dma.h> #include <linux/sh_timer.h> -#include <mach/common.h> -#include <mach/dma-register.h> -#include <mach/irqs.h> -#include <mach/r8a73a4.h> + #include <asm/mach/arch.h> +#include "common.h" +#include "dma-register.h" +#include "irqs.h" +#include "r8a73a4.h" + static const struct resource pfc_resources[] = { DEFINE_RES_MEM(0xe6050000, 0x9000), }; diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c index 35dec233301e..348af358a239 100644 --- a/arch/arm/mach-shmobile/setup-r8a7740.c +++ b/arch/arm/mach-shmobile/setup-r8a7740.c @@ -31,16 +31,18 @@ #include <linux/sh_dma.h> #include <linux/sh_timer.h> #include <linux/platform_data/sh_ipmmu.h> -#include <mach/dma-register.h> -#include <mach/r8a7740.h> -#include <mach/pm-rmobile.h> -#include <mach/common.h> -#include <mach/irqs.h> + #include <asm/mach-types.h> #include <asm/mach/map.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> +#include "common.h" +#include "dma-register.h" +#include "irqs.h" +#include "pm-rmobile.h" +#include "r8a7740.h" + static struct map_desc r8a7740_io_desc[] __initdata = { /* * for CPGA/INTC/PFC diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index d311ef903b39..2ccc0128b469 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -37,12 +37,14 @@ #include <linux/usb/ehci_pdriver.h> #include <linux/usb/ohci_pdriver.h> #include <linux/dma-mapping.h> -#include <mach/irqs.h> -#include <mach/r8a7778.h> -#include <mach/common.h> + #include <asm/mach/arch.h> #include <asm/hardware/cache-l2x0.h> +#include "common.h" +#include "irqs.h" +#include "r8a7778.h" + /* SCIF */ #define R8A7778_SCIF(index, baseaddr, irq) \ static struct plat_sci_port scif##index##_platform_data = { \ diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index aba4ed652d54..8dbc407f4c8d 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -40,15 +40,17 @@ #include <linux/usb/ehci_pdriver.h> #include <linux/usb/ohci_pdriver.h> #include <linux/pm_runtime.h> -#include <mach/irqs.h> -#include <mach/r8a7779.h> -#include <mach/common.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <asm/mach/map.h> #include <asm/hardware/cache-l2x0.h> +#include "common.h" +#include "irqs.h" +#include "r8a7779.h" + static struct map_desc r8a7779_io_desc[] __initdata = { /* 2M entity map for 0xf0000000 (MPCORE) */ { @@ -640,16 +642,16 @@ static void __init r8a7779_register_hpb_dmae(void) } static struct platform_device *r8a7779_devices_dt[] __initdata = { + &tmu0_device, +}; + +static struct platform_device *r8a7779_standard_devices[] __initdata = { &scif0_device, &scif1_device, &scif2_device, &scif3_device, &scif4_device, &scif5_device, - &tmu0_device, -}; - -static struct platform_device *r8a7779_standard_devices[] __initdata = { &i2c0_device, &i2c1_device, &i2c2_device, @@ -674,16 +676,6 @@ void __init r8a7779_add_standard_devices(void) r8a7779_register_hpb_dmae(); } -/* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */ -void __init __weak r8a7779_register_twd(void) { } - -void __init r8a7779_earlytimer_init(void) -{ - r8a7779_clock_init(); - r8a7779_register_twd(); - shmobile_earlytimer_init(); -} - void __init r8a7779_add_early_devices(void) { early_platform_add_devices(r8a7779_devices_dt, @@ -747,19 +739,28 @@ void __init r8a7779_init_irq_dt(void) __raw_writel(0x003fee3f, INT2SMSKCR4); } -void __init r8a7779_init_delay(void) +void __init r8a7779_add_standard_devices_dt(void) { - shmobile_setup_delay(1000, 2, 4); /* Cortex-A9 @ 1000MHz */ + platform_add_devices(r8a7779_devices_dt, + ARRAY_SIZE(r8a7779_devices_dt)); } -void __init r8a7779_add_standard_devices_dt(void) +#define MODEMR 0xffcc0020 + +u32 __init r8a7779_read_mode_pins(void) { - /* clocks are setup late during boot in the case of DT */ - r8a7779_clock_init(); + static u32 mode; + static bool mode_valid; + + if (!mode_valid) { + void __iomem *modemr = ioremap_nocache(MODEMR, PAGE_SIZE); + BUG_ON(!modemr); + mode = ioread32(modemr); + iounmap(modemr); + mode_valid = true; + } - platform_add_devices(r8a7779_devices_dt, - ARRAY_SIZE(r8a7779_devices_dt)); - of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + return mode; } static const char *r8a7779_compat_dt[] __initdata = { @@ -769,7 +770,7 @@ static const char *r8a7779_compat_dt[] __initdata = { DT_MACHINE_START(R8A7779_DT, "Generic R8A7779 (Flattened Device Tree)") .map_io = r8a7779_map_io, - .init_early = r8a7779_init_delay, + .init_early = shmobile_init_delay, .nr_irqs = NR_IRQS_LEGACY, .init_irq = r8a7779_init_irq_dt, .init_machine = r8a7779_add_standard_devices_dt, diff --git a/arch/arm/mach-shmobile/setup-r8a7790.c b/arch/arm/mach-shmobile/setup-r8a7790.c index 6bd08b127fa4..c37d82d38617 100644 --- a/arch/arm/mach-shmobile/setup-r8a7790.c +++ b/arch/arm/mach-shmobile/setup-r8a7790.c @@ -26,12 +26,15 @@ #include <linux/serial_sci.h> #include <linux/sh_dma.h> #include <linux/sh_timer.h> -#include <mach/common.h> -#include <mach/dma-register.h> -#include <mach/irqs.h> -#include <mach/r8a7790.h> + #include <asm/mach/arch.h> +#include "common.h" +#include "dma-register.h" +#include "irqs.h" +#include "r8a7790.h" +#include "rcar-gen2.h" + /* Audio-DMAC */ #define AUDIO_DMAC_SLAVE(_id, _addr, t, r) \ { \ @@ -307,13 +310,6 @@ void __init r8a7790_add_standard_devices(void) r8a7790_register_audio_dmac(1); } -void __init r8a7790_init_early(void) -{ -#ifndef CONFIG_ARM_ARCH_TIMER - shmobile_setup_delay(1300, 2, 4); /* Cortex-A15 @ 1300MHz */ -#endif -} - #ifdef CONFIG_USE_OF static const char * const r8a7790_boards_compat_dt[] __initconst = { @@ -323,8 +319,10 @@ static const char * const r8a7790_boards_compat_dt[] __initconst = { DT_MACHINE_START(R8A7790_DT, "Generic R8A7790 (Flattened Device Tree)") .smp = smp_ops(r8a7790_smp_ops), - .init_early = r8a7790_init_early, + .init_early = shmobile_init_delay, .init_time = rcar_gen2_timer_init, + .init_late = shmobile_init_late, + .reserve = rcar_gen2_reserve, .dt_compat = r8a7790_boards_compat_dt, MACHINE_END #endif /* CONFIG_USE_OF */ diff --git a/arch/arm/mach-shmobile/setup-r8a7791.c b/arch/arm/mach-shmobile/setup-r8a7791.c index 04a96ddb3224..8823324ac5a9 100644 --- a/arch/arm/mach-shmobile/setup-r8a7791.c +++ b/arch/arm/mach-shmobile/setup-r8a7791.c @@ -26,12 +26,14 @@ #include <linux/platform_data/irq-renesas-irqc.h> #include <linux/serial_sci.h> #include <linux/sh_timer.h> -#include <mach/common.h> -#include <mach/irqs.h> -#include <mach/r8a7791.h> -#include <mach/rcar-gen2.h> + #include <asm/mach/arch.h> +#include "common.h" +#include "irqs.h" +#include "r8a7791.h" +#include "rcar-gen2.h" + static const struct resource pfc_resources[] __initconst = { DEFINE_RES_MEM(0xe6060000, 0x250), }; @@ -217,6 +219,8 @@ DT_MACHINE_START(R8A7791_DT, "Generic R8A7791 (Flattened Device Tree)") .smp = smp_ops(r8a7791_smp_ops), .init_early = shmobile_init_delay, .init_time = rcar_gen2_timer_init, + .init_late = shmobile_init_late, + .reserve = rcar_gen2_reserve, .dt_compat = r8a7791_boards_compat_dt, MACHINE_END #endif /* CONFIG_USE_OF */ diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c index 542c5a47173f..42d5b4308923 100644 --- a/arch/arm/mach-shmobile/setup-rcar-gen2.c +++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c @@ -20,11 +20,14 @@ #include <linux/clk/shmobile.h> #include <linux/clocksource.h> +#include <linux/device.h> +#include <linux/dma-contiguous.h> #include <linux/io.h> #include <linux/kernel.h> -#include <mach/common.h> -#include <mach/rcar-gen2.h> +#include <linux/of_fdt.h> #include <asm/mach/arch.h> +#include "common.h" +#include "rcar-gen2.h" #define MODEMR 0xe6160060 @@ -110,3 +113,72 @@ void __init rcar_gen2_timer_init(void) #endif clocksource_of_init(); } + +struct memory_reserve_config { + u64 reserved; + u64 base, size; +}; + +static int __init rcar_gen2_scan_mem(unsigned long node, const char *uname, + int depth, void *data) +{ + const char *type = of_get_flat_dt_prop(node, "device_type", NULL); + const __be32 *reg, *endp; + int l; + struct memory_reserve_config *mrc = data; + u64 lpae_start = 1ULL << 32; + + /* We are scanning "memory" nodes only */ + if (type == NULL || strcmp(type, "memory")) + return 0; + + reg = of_get_flat_dt_prop(node, "linux,usable-memory", &l); + if (reg == NULL) + reg = of_get_flat_dt_prop(node, "reg", &l); + if (reg == NULL) + return 0; + + endp = reg + (l / sizeof(__be32)); + while ((endp - reg) >= (dt_root_addr_cells + dt_root_size_cells)) { + u64 base, size; + + base = dt_mem_next_cell(dt_root_addr_cells, ®); + size = dt_mem_next_cell(dt_root_size_cells, ®); + + if (base >= lpae_start) + continue; + + if ((base + size) >= lpae_start) + size = lpae_start - base; + + if (size < mrc->reserved) + continue; + + if (base < mrc->base) + continue; + + /* keep the area at top near the 32-bit legacy limit */ + mrc->base = base + size - mrc->reserved; + mrc->size = mrc->reserved; + } + + return 0; +} + +struct cma *rcar_gen2_dma_contiguous; + +void __init rcar_gen2_reserve(void) +{ + struct memory_reserve_config mrc; + + /* reserve 256 MiB at the top of the physical legacy 32-bit space */ + memset(&mrc, 0, sizeof(mrc)); + mrc.reserved = SZ_256M; + + of_scan_flat_dt(rcar_gen2_scan_mem, &mrc); +#ifdef CONFIG_DMA_CMA + if (mrc.size) + dma_contiguous_reserve_area(mrc.size, mrc.base, 0, + &rcar_gen2_dma_contiguous, true); +#endif +} diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c index 2a8b9f2a2f54..9cdfcdfd38fc 100644 --- a/arch/arm/mach-shmobile/setup-sh7372.c +++ b/arch/arm/mach-shmobile/setup-sh7372.c @@ -29,20 +29,22 @@ #include <linux/io.h> #include <linux/serial_sci.h> #include <linux/sh_dma.h> -#include <linux/sh_intc.h> #include <linux/sh_timer.h> #include <linux/pm_domain.h> #include <linux/dma-mapping.h> #include <linux/platform_data/sh_ipmmu.h> -#include <mach/dma-register.h> -#include <mach/irqs.h> -#include <mach/sh7372.h> -#include <mach/common.h> + #include <asm/mach/map.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> +#include "common.h" +#include "dma-register.h" +#include "irqs.h" +#include "pm-rmobile.h" +#include "sh7372.h" + static struct map_desc sh7372_io_desc[] __initdata = { /* create a 1:1 entity map for 0xe6xxxxxx * used by CPGA, INTC and PFC. diff --git a/arch/arm/mach-shmobile/setup-sh73a0.c b/arch/arm/mach-shmobile/setup-sh73a0.c index ad00724a2269..224882151667 100644 --- a/arch/arm/mach-shmobile/setup-sh73a0.c +++ b/arch/arm/mach-shmobile/setup-sh73a0.c @@ -29,19 +29,20 @@ #include <linux/io.h> #include <linux/serial_sci.h> #include <linux/sh_dma.h> -#include <linux/sh_intc.h> #include <linux/sh_timer.h> #include <linux/platform_data/sh_ipmmu.h> #include <linux/platform_data/irq-renesas-intc-irqpin.h> -#include <mach/dma-register.h> -#include <mach/irqs.h> -#include <mach/sh73a0.h> -#include <mach/common.h> + #include <asm/mach-types.h> #include <asm/mach/map.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> +#include "common.h" +#include "dma-register.h" +#include "irqs.h" +#include "sh73a0.h" + static struct map_desc sh73a0_io_desc[] __initdata = { /* create a 1:1 entity map for 0xe6xxxxxx * used by CPGA, INTC and PFC. diff --git a/arch/arm/mach-shmobile/include/mach/sh7372.h b/arch/arm/mach-shmobile/sh7372.h index 854a9f0ca040..4ad960d5075b 100644 --- a/arch/arm/mach-shmobile/include/mach/sh7372.h +++ b/arch/arm/mach-shmobile/sh7372.h @@ -11,10 +11,6 @@ #ifndef __ASM_SH7372_H__ #define __ASM_SH7372_H__ -#include <linux/sh_clk.h> -#include <linux/pm_domain.h> -#include <mach/pm-rmobile.h> - /* DMA slave IDs */ enum { SHDMA_SLAVE_INVALID, diff --git a/arch/arm/mach-shmobile/include/mach/sh73a0.h b/arch/arm/mach-shmobile/sh73a0.h index 359b582dc270..359b582dc270 100644 --- a/arch/arm/mach-shmobile/include/mach/sh73a0.h +++ b/arch/arm/mach-shmobile/sh73a0.h diff --git a/arch/arm/mach-shmobile/smp-emev2.c b/arch/arm/mach-shmobile/smp-emev2.c index 2dfd748da7f3..6ff1df1df9a7 100644 --- a/arch/arm/mach-shmobile/smp-emev2.c +++ b/arch/arm/mach-shmobile/smp-emev2.c @@ -23,9 +23,9 @@ #include <linux/spinlock.h> #include <linux/io.h> #include <linux/delay.h> -#include <mach/common.h> #include <asm/smp_plat.h> #include <asm/smp_scu.h> +#include "common.h" #define EMEV2_SCU_BASE 0x1e000000 #define EMEV2_SMU_BASE 0xe0110000 diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index e7a3201473d0..3100e355c3fd 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -23,14 +23,16 @@ #include <linux/spinlock.h> #include <linux/io.h> #include <linux/delay.h> -#include <mach/common.h> -#include <mach/pm-rcar.h> -#include <mach/r8a7779.h> + #include <asm/cacheflush.h> #include <asm/smp_plat.h> #include <asm/smp_scu.h> #include <asm/smp_twd.h> +#include "common.h" +#include "pm-rcar.h" +#include "r8a7779.h" + #define AVECR IOMEM(0xfe700040) #define R8A7779_SCU_BASE 0xf0000000 diff --git a/arch/arm/mach-shmobile/smp-r8a7790.c b/arch/arm/mach-shmobile/smp-r8a7790.c index 591052799e8f..2311694636e1 100644 --- a/arch/arm/mach-shmobile/smp-r8a7790.c +++ b/arch/arm/mach-shmobile/smp-r8a7790.c @@ -17,17 +17,12 @@ #include <linux/init.h> #include <linux/smp.h> #include <linux/io.h> + #include <asm/smp_plat.h> -#include <mach/common.h> -#include <mach/pm-rcar.h> -#include <mach/r8a7790.h> -#define RST 0xe6160000 -#define CA15BAR 0x0020 -#define CA7BAR 0x0030 -#define CA15RESCNT 0x0040 -#define CA7RESCNT 0x0044 -#define MERAM 0xe8080000 +#include "common.h" +#include "pm-rcar.h" +#include "r8a7790.h" static struct rcar_sysc_ch r8a7790_ca15_scu = { .chan_offs = 0x180, /* PWRSR5 .. PWRER5 */ @@ -41,32 +36,9 @@ static struct rcar_sysc_ch r8a7790_ca7_scu = { static void __init r8a7790_smp_prepare_cpus(unsigned int max_cpus) { - void __iomem *p; - u32 bar; - /* let APMU code install data related to shmobile_boot_vector */ shmobile_smp_apmu_prepare_cpus(max_cpus); - /* MERAM for jump stub, because BAR requires 256KB aligned address */ - p = ioremap_nocache(MERAM, shmobile_boot_size); - memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size); - iounmap(p); - - /* setup reset vectors */ - p = ioremap_nocache(RST, 0x63); - bar = (MERAM >> 8) & 0xfffffc00; - writel_relaxed(bar, p + CA15BAR); - writel_relaxed(bar, p + CA7BAR); - writel_relaxed(bar | 0x10, p + CA15BAR); - writel_relaxed(bar | 0x10, p + CA7BAR); - - /* enable clocks to all CPUs */ - writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | 0xa5a50000, - p + CA15RESCNT); - writel_relaxed((readl_relaxed(p + CA7RESCNT) & ~0x0f) | 0x5a5a0000, - p + CA7RESCNT); - iounmap(p); - /* turn on power to SCU */ r8a7790_pm_init(); rcar_sysc_power_up(&r8a7790_ca15_scu); diff --git a/arch/arm/mach-shmobile/smp-r8a7791.c b/arch/arm/mach-shmobile/smp-r8a7791.c index ec979529f30f..f743386166fb 100644 --- a/arch/arm/mach-shmobile/smp-r8a7791.c +++ b/arch/arm/mach-shmobile/smp-r8a7791.c @@ -17,39 +17,19 @@ #include <linux/init.h> #include <linux/smp.h> #include <linux/io.h> + #include <asm/smp_plat.h> -#include <mach/common.h> -#include <mach/r8a7791.h> -#include <mach/rcar-gen2.h> -#define RST 0xe6160000 -#define CA15BAR 0x0020 -#define CA15RESCNT 0x0040 -#define RAM 0xe6300000 +#include "common.h" +#include "r8a7791.h" +#include "rcar-gen2.h" static void __init r8a7791_smp_prepare_cpus(unsigned int max_cpus) { - void __iomem *p; - u32 bar; - /* let APMU code install data related to shmobile_boot_vector */ shmobile_smp_apmu_prepare_cpus(max_cpus); - /* RAM for jump stub, because BAR requires 256KB aligned address */ - p = ioremap_nocache(RAM, shmobile_boot_size); - memcpy_toio(p, shmobile_boot_vector, shmobile_boot_size); - iounmap(p); - - /* setup reset vectors */ - p = ioremap_nocache(RST, 0x63); - bar = (RAM >> 8) & 0xfffffc00; - writel_relaxed(bar, p + CA15BAR); - writel_relaxed(bar | 0x10, p + CA15BAR); - - /* enable clocks to all CPUs */ - writel_relaxed((readl_relaxed(p + CA15RESCNT) & ~0x0f) | 0xa5a50000, - p + CA15RESCNT); - iounmap(p); + r8a7791_pm_init(); } static int r8a7791_smp_boot_secondary(unsigned int cpu, diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c index 13ba36a6831f..22d8f87b23e9 100644 --- a/arch/arm/mach-shmobile/smp-sh73a0.c +++ b/arch/arm/mach-shmobile/smp-sh73a0.c @@ -22,11 +22,13 @@ #include <linux/smp.h> #include <linux/io.h> #include <linux/delay.h> -#include <mach/common.h> -#include <mach/sh73a0.h> + #include <asm/smp_plat.h> #include <asm/smp_twd.h> +#include "common.h" +#include "sh73a0.h" + #define WUPCR IOMEM(0xe6151010) #define SRESCR IOMEM(0xe6151018) #define PSTR IOMEM(0xe6151040) diff --git a/arch/arm/mach-shmobile/timer.c b/arch/arm/mach-shmobile/timer.c index 68bc0b82226d..942efdc82a62 100644 --- a/arch/arm/mach-shmobile/timer.c +++ b/arch/arm/mach-shmobile/timer.c @@ -59,29 +59,37 @@ void __init shmobile_setup_delay(unsigned int max_cpu_core_mhz, void __init shmobile_init_delay(void) { - struct device_node *np, *parent; - u32 max_freq, freq; - - max_freq = 0; - - parent = of_find_node_by_path("/cpus"); - if (parent) { - for_each_child_of_node(parent, np) { - if (!of_property_read_u32(np, "clock-frequency", &freq)) - max_freq = max(max_freq, freq); - } - of_node_put(parent); - } + struct device_node *np, *cpus; + bool is_a8_a9 = false; + bool is_a15 = false; + u32 max_freq = 0; + + cpus = of_find_node_by_path("/cpus"); + if (!cpus) + return; + + for_each_child_of_node(cpus, np) { + u32 freq; + + if (!of_property_read_u32(np, "clock-frequency", &freq)) + max_freq = max(max_freq, freq); - if (max_freq) { - if (of_find_compatible_node(NULL, NULL, "arm,cortex-a8")) - shmobile_setup_delay_hz(max_freq, 1, 3); - else if (of_find_compatible_node(NULL, NULL, "arm,cortex-a9")) - shmobile_setup_delay_hz(max_freq, 1, 3); - else if (of_find_compatible_node(NULL, NULL, "arm,cortex-a15")) - if (!IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) - shmobile_setup_delay_hz(max_freq, 2, 4); + if (of_device_is_compatible(np, "arm,cortex-a8") || + of_device_is_compatible(np, "arm,cortex-a9")) + is_a8_a9 = true; + else if (of_device_is_compatible(np, "arm,cortex-a15")) + is_a15 = true; } + + of_node_put(cpus); + + if (!max_freq) + return; + + if (is_a8_a9) + shmobile_setup_delay_hz(max_freq, 1, 3); + else if (is_a15 && !IS_ENABLED(CONFIG_ARM_ARCH_TIMER)) + shmobile_setup_delay_hz(max_freq, 2, 4); } static void __init shmobile_late_time_init(void) diff --git a/arch/arm/mach-versatile/versatile_dt.c b/arch/arm/mach-versatile/versatile_dt.c index 3621b000a0f6..9f9bc61ca64b 100644 --- a/arch/arm/mach-versatile/versatile_dt.c +++ b/arch/arm/mach-versatile/versatile_dt.c @@ -44,7 +44,6 @@ static const char *versatile_dt_match[] __initconst = { DT_MACHINE_START(VERSATILE_PB, "ARM-Versatile (Device Tree Support)") .map_io = versatile_map_io, .init_early = versatile_init_early, - .init_irq = versatile_init_irq, .init_machine = versatile_dt_init, .dt_compat = versatile_dt_match, .restart = versatile_restart, diff --git a/drivers/clk/versatile/Makefile b/drivers/clk/versatile/Makefile index fd449f9b006d..162e519cb0f9 100644 --- a/drivers/clk/versatile/Makefile +++ b/drivers/clk/versatile/Makefile @@ -1,6 +1,5 @@ # Makefile for Versatile-specific clocks -obj-$(CONFIG_ICST) += clk-icst.o -obj-$(CONFIG_ARCH_INTEGRATOR) += clk-integrator.o +obj-$(CONFIG_ICST) += clk-icst.o clk-versatile.o obj-$(CONFIG_INTEGRATOR_IMPD1) += clk-impd1.o obj-$(CONFIG_ARCH_REALVIEW) += clk-realview.o obj-$(CONFIG_ARCH_VEXPRESS) += clk-vexpress.o diff --git a/drivers/clk/versatile/clk-integrator.c b/drivers/clk/versatile/clk-versatile.c index 734c4b8fe6ab..a76981e88cb6 100644 --- a/drivers/clk/versatile/clk-integrator.c +++ b/drivers/clk/versatile/clk-versatile.c @@ -1,5 +1,6 @@ /* - * Clock driver for the ARM Integrator/AP and Integrator/CP boards + * Clock driver for the ARM Integrator/AP, Integrator/CP, Versatile AB and + * Versatile PB boards. * Copyright (C) 2012 Linus Walleij * * This program is free software; you can redistribute it and/or modify @@ -17,6 +18,9 @@ #define INTEGRATOR_HDR_LOCK_OFFSET 0x14 +#define VERSATILE_SYS_OSCCLCD_OFFSET 0x1c +#define VERSATILE_SYS_LOCK_OFFSET 0x20 + /* Base offset for the core module */ static void __iomem *cm_base; @@ -37,11 +41,27 @@ static const struct clk_icst_desc __initdata cm_auxosc_desc = { .lock_offset = INTEGRATOR_HDR_LOCK_OFFSET, }; -static void __init of_integrator_cm_osc_setup(struct device_node *np) +static const struct icst_params versatile_auxosc_params = { + .vco_max = ICST307_VCO_MAX, + .vco_min = ICST307_VCO_MIN, + .vd_min = 4 + 8, + .vd_max = 511 + 8, + .rd_min = 1 + 2, + .rd_max = 127 + 2, + .s2div = icst307_s2div, + .idx2s = icst307_idx2s, +}; + +static const struct clk_icst_desc versatile_auxosc_desc __initconst = { + .params = &versatile_auxosc_params, + .vco_offset = VERSATILE_SYS_OSCCLCD_OFFSET, + .lock_offset = VERSATILE_SYS_LOCK_OFFSET, +}; +static void __init cm_osc_setup(struct device_node *np, + const struct clk_icst_desc *desc) { struct clk *clk = ERR_PTR(-EINVAL); const char *clk_name = np->name; - const struct clk_icst_desc *desc = &cm_auxosc_desc; const char *parent_name; if (!cm_base) { @@ -65,5 +85,17 @@ static void __init of_integrator_cm_osc_setup(struct device_node *np) if (!IS_ERR(clk)) of_clk_add_provider(np, of_clk_src_simple_get, clk); } + +static void __init of_integrator_cm_osc_setup(struct device_node *np) +{ + cm_osc_setup(np, &cm_auxosc_desc); +} CLK_OF_DECLARE(integrator_cm_auxosc_clk, "arm,integrator-cm-auxosc", of_integrator_cm_osc_setup); + +static void __init of_versatile_cm_osc_setup(struct device_node *np) +{ + cm_osc_setup(np, &versatile_auxosc_desc); +} +CLK_OF_DECLARE(versatile_cm_auxosc_clk, + "arm,versatile-cm-auxosc", of_versatile_cm_osc_setup); diff --git a/drivers/clocksource/tegra20_timer.c b/drivers/clocksource/tegra20_timer.c index d1869f02051c..d2616ef16770 100644 --- a/drivers/clocksource/tegra20_timer.c +++ b/drivers/clocksource/tegra20_timer.c @@ -27,6 +27,7 @@ #include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/sched_clock.h> +#include <linux/delay.h> #include <asm/mach/time.h> #include <asm/smp_twd.h> @@ -53,6 +54,8 @@ static void __iomem *rtc_base; static struct timespec persistent_ts; static u64 persistent_ms, last_persistent_ms; +static struct delay_timer tegra_delay_timer; + #define timer_writel(value, reg) \ __raw_writel(value, timer_reg_base + (reg)) #define timer_readl(reg) \ @@ -139,6 +142,11 @@ static void tegra_read_persistent_clock(struct timespec *ts) *ts = *tsp; } +static unsigned long tegra_delay_timer_read_counter_long(void) +{ + return readl(timer_reg_base + TIMERUS_CNTR_1US); +} + static irqreturn_t tegra_timer_interrupt(int irq, void *dev_id) { struct clock_event_device *evt = (struct clock_event_device *)dev_id; @@ -206,6 +214,11 @@ static void __init tegra20_init_timer(struct device_node *np) BUG(); } + tegra_delay_timer.read_current_timer = + tegra_delay_timer_read_counter_long; + tegra_delay_timer.freq = 1000000; + register_current_timer_delay(&tegra_delay_timer); + ret = setup_irq(tegra_timer_irq.irq, &tegra_timer_irq); if (ret) { pr_err("Failed to register timer IRQ: %d\n", ret); diff --git a/drivers/irqchip/irq-versatile-fpga.c b/drivers/irqchip/irq-versatile-fpga.c index 3ae2bb8d9cf2..ccf58548b161 100644 --- a/drivers/irqchip/irq-versatile-fpga.c +++ b/drivers/irqchip/irq-versatile-fpga.c @@ -14,6 +14,8 @@ #include <asm/exception.h> #include <asm/mach/irq.h> +#include "irqchip.h" + #define IRQ_STATUS 0x00 #define IRQ_RAW_STATUS 0x04 #define IRQ_ENABLE_SET 0x08 @@ -26,6 +28,8 @@ #define FIQ_ENABLE_SET 0x28 #define FIQ_ENABLE_CLEAR 0x2C +#define PIC_ENABLES 0x20 /* set interrupt pass through bits */ + /** * struct fpga_irq_data - irq data container for the FPGA IRQ controller * @base: memory offset in virtual memory @@ -201,14 +205,26 @@ int __init fpga_irq_of_init(struct device_node *node, /* Some chips are cascaded from a parent IRQ */ parent_irq = irq_of_parse_and_map(node, 0); - if (!parent_irq) + if (!parent_irq) { + set_handle_irq(fpga_handle_irq); parent_irq = -1; + } fpga_irq_init(base, node->name, 0, parent_irq, valid_mask, node); writel(clear_mask, base + IRQ_ENABLE_CLEAR); writel(clear_mask, base + FIQ_ENABLE_CLEAR); + /* + * On Versatile AB/PB, some secondary interrupts have a direct + * pass-thru to the primary controller for IRQs 20 and 22-31 which need + * to be enabled. See section 3.10 of the Versatile AB user guide. + */ + if (of_device_is_compatible(node, "arm,versatile-sic")) + writel(0xffd00000, base + PIC_ENABLES); + return 0; } +IRQCHIP_DECLARE(arm_fpga, "arm,versatile-fpga-irq", fpga_irq_of_init); +IRQCHIP_DECLARE(arm_fpga_sic, "arm,versatile-sic", fpga_irq_of_init); #endif diff --git a/init/calibrate.c b/init/calibrate.c index 520702db9acc..ce635dccf3d9 100644 --- a/init/calibrate.c +++ b/init/calibrate.c @@ -262,6 +262,15 @@ unsigned long __attribute__((weak)) calibrate_delay_is_known(void) return 0; } +/* + * Indicate the cpu delay calibration is done. This can be used by + * architectures to stop accepting delay timer registrations after this point. + */ + +void __attribute__((weak)) calibration_delay_done(void) +{ +} + void calibrate_delay(void) { unsigned long lpj; @@ -301,4 +310,6 @@ void calibrate_delay(void) loops_per_jiffy = lpj; printed = true; + + calibration_delay_done(); } |