From 26a7e06dfee97b3fb1a4491d55831de7ef4723fd Mon Sep 17 00:00:00 2001 From: Simon Horman Date: Tue, 17 Nov 2015 02:42:32 +0900 Subject: arm64: renesas: r8a7795: Add Renesas R8A7795 SoC support Initial version of Renesas R-Car H3 support (V10) Signed-off-by: Gaku Inami Signed-off-by: Kuninori Morimoto Signed-off-by: Magnus Damm Signed-off-by: Simon Horman Acked-by: Geert Uytterhoeven --- Documentation/devicetree/bindings/arm/shmobile.txt | 2 ++ 1 file changed, 2 insertions(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt index 40bb9007cd0d..6712ebbe5f49 100644 --- a/Documentation/devicetree/bindings/arm/shmobile.txt +++ b/Documentation/devicetree/bindings/arm/shmobile.txt @@ -27,6 +27,8 @@ SoCs: compatible = "renesas,r8a7793" - R-Car E2 (R8A77940) compatible = "renesas,r8a7794" + - R-Car H3 (R8A77950) + compatible = "renesas,r8a7795" Boards: -- cgit v1.2.3 From 1950fab0789111de4ba3406c6e93dc57e345d32c Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Fri, 2 Oct 2015 11:56:12 +0900 Subject: arm64: renesas: add Salvator-X board support Add initial board support for r8a7795 Salvator-X. At this point only DEBUG0 and DEBUG1 serial ports are supported. Signed-off-by: Kuninori Morimoto Signed-off-by: Gaku Inami Signed-off-by: Takeshi Kihara Signed-off-by: Geert Uytterhoeven Signed-off-by: Magnus Damm Signed-off-by: Simon Horman --- Documentation/devicetree/bindings/arm/shmobile.txt | 2 + arch/arm64/boot/dts/renesas/Makefile | 2 + arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts | 62 ++++++++++++++++++++++ 3 files changed, 66 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt index 6712ebbe5f49..678a8184da24 100644 --- a/Documentation/devicetree/bindings/arm/shmobile.txt +++ b/Documentation/devicetree/bindings/arm/shmobile.txt @@ -59,5 +59,7 @@ Boards: compatible = "renesas,marzen", "renesas,r8a7779" - Porter (M2-LCDP) compatible = "renesas,porter", "renesas,r8a7791" + - Salvator-X + compatible = "renesas,salvator-x", "renesas,r8a7795"; - SILK (RTP0RC7794LCB00011S) compatible = "renesas,silk", "renesas,r8a7794" diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile index fec69f46d65b..9ce1890a650e 100644 --- a/arch/arm64/boot/dts/renesas/Makefile +++ b/arch/arm64/boot/dts/renesas/Makefile @@ -1,2 +1,4 @@ +dtb-$(CONFIG_ARCH_R8A7795) += r8a7795-salvator-x.dtb + always := $(dtb-y) clean-files := *.dtb diff --git a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts new file mode 100644 index 000000000000..a3db98384e53 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts @@ -0,0 +1,62 @@ +/* + * Device Tree Source for the Salvator-X board + * + * Copyright (C) 2015 Renesas Electronics Corp. + * + * 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 "r8a7795.dtsi" + +/ { + model = "Renesas Salvator-X board based on r8a7795"; + compatible = "renesas,salvator-x", "renesas,r8a7795"; + + aliases { + serial0 = &scif2; + serial1 = &scif1; + }; + + chosen { + bootargs = "ignore_loglevel"; + stdout-path = "serial0:115200n8"; + }; + + memory@48000000 { + device_type = "memory"; + /* first 128MB is reserved for secure area. */ + reg = <0x0 0x48000000 0x0 0x38000000>; + }; +}; + +&extal_clk { + clock-frequency = <16666666>; +}; + +&pfc { + scif1_pins: scif1 { + renesas,groups = "scif1_data_a", "scif1_ctrl"; + renesas,function = "scif1"; + }; + scif2_pins: scif2 { + renesas,groups = "scif2_data_a"; + renesas,function = "scif2"; + }; +}; + +&scif1 { + pinctrl-0 = <&scif1_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&scif2 { + pinctrl-0 = <&scif2_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; -- cgit v1.2.3 From 5378e28c9776fbab6065cfb54417acff3ea5f1fd Mon Sep 17 00:00:00 2001 From: Caesar Wang Date: Tue, 1 Dec 2015 17:13:25 +0800 Subject: arm64: dts: rockchip: add rk3368 evaluation board This board is similar with the rk3288 evb board but the rk3368 top board. There exist the act8846 as the pmic. Moment, add the balight/thermal/emmc/usb.. stuff, Let the board can happy work. Signed-off-by: Caesar Wang Signed-off-by: Heiko Stuebner --- Documentation/devicetree/bindings/arm/rockchip.txt | 4 + arch/arm64/boot/dts/rockchip/Makefile | 1 + .../arm64/boot/dts/rockchip/rk3368-evb-act8846.dts | 176 +++++++++++++ arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi | 281 +++++++++++++++++++++ 4 files changed, 462 insertions(+) create mode 100644 arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts create mode 100644 arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/rockchip.txt b/Documentation/devicetree/bindings/arm/rockchip.txt index 8e985dd2f181..c40c091f6923 100644 --- a/Documentation/devicetree/bindings/arm/rockchip.txt +++ b/Documentation/devicetree/bindings/arm/rockchip.txt @@ -69,6 +69,10 @@ Rockchip platforms device tree bindings "google,veyron-speedy-rev3", "google,veyron-speedy-rev2", "google,veyron-speedy", "google,veyron", "rockchip,rk3288"; +- Rockchip RK3368 evb: + Required root node properties: + - compatible = "rockchip,rk3368-evb-act8846", "rockchip,rk3368"; + - Rockchip R88 board: Required root node properties: - compatible = "rockchip,r88", "rockchip,rk3368"; diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile index 601e6a236c1d..e3f0b5f4ba4e 100644 --- a/arch/arm64/boot/dts/rockchip/Makefile +++ b/arch/arm64/boot/dts/rockchip/Makefile @@ -1,3 +1,4 @@ +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-evb-act8846.dtb dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-r88.dtb always := $(dtb-y) diff --git a/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts b/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts new file mode 100644 index 000000000000..eed6d3c775ce --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts @@ -0,0 +1,176 @@ +/* + * Copyright (c) 2015 Caesar Wang + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file 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 file 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. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/dts-v1/; +#include "rk3368-evb.dtsi" + +/ { + model = "Rockchip RK3368 EVB with ACT8846 pmic"; + compatible = "rockchip,rk3368-evb-act8846", "rockchip,rk3368"; +}; + +&i2c0 { + clock-frequency = <400000>; + + vdd_cpu: syr827@40 { + compatible = "silergy,syr827"; + reg = <0x40>; + fcs,suspend-voltage-selector = <1>; + regulator-name = "vdd_cpu"; + regulator-min-microvolt = <850000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc_sys>; + }; + + vdd_gpu: syr828@41 { + compatible = "silergy,syr828"; + reg = <0x41>; + fcs,suspend-voltage-selector = <1>; + regulator-name = "vdd_gpu"; + regulator-min-microvolt = <850000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; + vin-supply = <&vcc_sys>; + }; + + act8846: act8846@5a { + compatible = "active-semi,act8846"; + reg = <0x5a>; + status = "okay"; + + vp1-supply = <&vcc_sys>; + vp2-supply = <&vcc_sys>; + vp3-supply = <&vcc_sys>; + vp4-supply = <&vcc_sys>; + inl1-supply = <&vcc_io>; + inl2-supply = <&vcc_sys>; + inl3-supply = <&vcc_20>; + + regulators { + vcc_ddr: REG1 { + regulator-name = "VCC_DDR"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; + }; + + vcc_io: REG2 { + regulator-name = "VCC_IO"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_log: REG3 { + regulator-name = "VDD_LOG"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + vcc_20: REG4 { + regulator-name = "VCC_20"; + regulator-min-microvolt = <2000000>; + regulator-max-microvolt = <2000000>; + regulator-always-on; + }; + + vccio_sd: REG5 { + regulator-name = "VCCIO_SD"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd10_lcd: REG6 { + regulator-name = "VDD10_LCD"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + vcca_codec: REG7 { + regulator-name = "VCCA_CODEC"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vcca_tp: REG8 { + regulator-name = "VCCA_TP"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vccio_pmu: REG9 { + regulator-name = "VCCIO_PMU"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + vdd_10: REG10 { + regulator-name = "VDD_10"; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1000000>; + regulator-always-on; + }; + + vcc_18: REG11 { + regulator-name = "VCC_18"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + vcc18_lcd: REG12 { + regulator-name = "VCC18_LCD"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi new file mode 100644 index 000000000000..8c219ccf67a3 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi @@ -0,0 +1,281 @@ +/* + * Copyright (c) 2015 Caesar Wang + * + * This file is dual-licensed: you can use it either under the terms + * of the GPL or the X11 license, at your option. Note that this dual + * licensing only applies to this file, and not this project as a + * whole. + * + * a) This file 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 file 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. + * + * Or, alternatively, + * + * b) Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include "rk3368.dtsi" + +/ { + chosen { + stdout-path = "serial2:115200n8"; + }; + + memory { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x40000000>; + }; + + backlight: backlight { + compatible = "pwm-backlight"; + brightness-levels = < + 0 1 2 3 4 5 6 7 + 8 9 10 11 12 13 14 15 + 16 17 18 19 20 21 22 23 + 24 25 26 27 28 29 30 31 + 32 33 34 35 36 37 38 39 + 40 41 42 43 44 45 46 47 + 48 49 50 51 52 53 54 55 + 56 57 58 59 60 61 62 63 + 64 65 66 67 68 69 70 71 + 72 73 74 75 76 77 78 79 + 80 81 82 83 84 85 86 87 + 88 89 90 91 92 93 94 95 + 96 97 98 99 100 101 102 103 + 104 105 106 107 108 109 110 111 + 112 113 114 115 116 117 118 119 + 120 121 122 123 124 125 126 127 + 128 129 130 131 132 133 134 135 + 136 137 138 139 140 141 142 143 + 144 145 146 147 148 149 150 151 + 152 153 154 155 156 157 158 159 + 160 161 162 163 164 165 166 167 + 168 169 170 171 172 173 174 175 + 176 177 178 179 180 181 182 183 + 184 185 186 187 188 189 190 191 + 192 193 194 195 196 197 198 199 + 200 201 202 203 204 205 206 207 + 208 209 210 211 212 213 214 215 + 216 217 218 219 220 221 222 223 + 224 225 226 227 228 229 230 231 + 232 233 234 235 236 237 238 239 + 240 241 242 243 244 245 246 247 + 248 249 250 251 252 253 254 255>; + default-brightness-level = <128>; + enable-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&bl_en>; + pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>; + pwm-delay-us = <10000>; + }; + + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + pinctrl-0 = <&emmc_reset>; + pinctrl-names = "default"; + reset-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>; + }; + + keys: gpio-keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pwr_key>; + + button@0 { + gpio-key,wakeup = <1>; + gpios = <&gpio0 2 GPIO_ACTIVE_LOW>; + label = "GPIO Power"; + linux,code = <116>; + }; + }; + + /* supplies both host and otg */ + vcc_host: vcc-host-regulator { + compatible = "regulator-fixed"; + enable-active-high; + gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&host_vbus_drv>; + regulator-name = "vcc_host"; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc_sys>; + }; + + vcc_lan: vcc-lan-regulator { + compatible = "regulator-fixed"; + regulator-name = "vcc_lan"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vcc_io>; + }; + + vcc_sys: vcc-sys-regulator { + compatible = "regulator-fixed"; + regulator-name = "vcc_sys"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + regulator-boot-on; + }; +}; + +&emmc { + broken-cd; + bus-width = <8>; + cap-mmc-highspeed; + disable-wp; + mmc-pwrseq = <&emmc_pwrseq>; + non-removable; + num-slots = <1>; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; + status = "okay"; +}; + +&gmac { + phy-supply = <&vcc_lan>; + phy-mode = "rmii"; + clock_in_out = "output"; + snps,reset-gpio = <&gpio3 12 0>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 1000000>; + pinctrl-names = "default"; + pinctrl-0 = <&rmii_pins>; + tx_delay = <0x30>; + rx_delay = <0x10>; + status = "ok"; +}; + +&i2c0 { + status = "okay"; +}; + +&pinctrl { + pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma { + bias-disable; + drive-strength = <8>; + }; + + pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma { + bias-pull-up; + drive-strength = <8>; + }; + + backlight { + bl_en: bl-en { + rockchip,pins = <0 20 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + emmc { + emmc_bus8: emmc-bus8 { + rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <1 19 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <1 20 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <1 21 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <1 22 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <1 23 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <1 24 RK_FUNC_2 &pcfg_pull_up_drv_8ma>, + <1 25 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; + }; + + emmc-clk { + rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>; + }; + + emmc-cmd { + rockchip,pins = <1 26 RK_FUNC_2 &pcfg_pull_up_drv_8ma>; + }; + + emmc_reset: emmc-reset { + rockchip,pins = <2 3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + keys { + pwr_key: pwr-key { + rockchip,pins = <0 2 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + pmic { + pmic_int: pmic-int { + rockchip,pins = <0 1 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + sdio { + wifi_reg_on: wifi-reg-on { + rockchip,pins = <3 4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + bt_rst: bt-rst { + rockchip,pins = <3 5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + usb { + host_vbus_drv: host-vbus-drv { + rockchip,pins = <0 4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&pwm0 { + status = "okay"; +}; + +&tsadc { + rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */ + rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */ + status = "okay"; +}; + +&uart2 { + status = "okay"; +}; + +&usb_host0_ehci { + status = "okay"; +}; + +&usb_otg { + dr_mode = "host"; + status = "okay"; +}; + +&wdt { + status = "okay"; +}; -- cgit v1.2.3 From 187623569c4ccb26cd20cb68f56bcea2d00ee947 Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Wed, 9 Dec 2015 10:22:42 +0100 Subject: arm64: renesas: salvator-x: Add board part number to DT bindings Signed-off-by: Geert Uytterhoeven Signed-off-by: Simon Horman --- Documentation/devicetree/bindings/arm/shmobile.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt index 678a8184da24..9cf67e48f222 100644 --- a/Documentation/devicetree/bindings/arm/shmobile.txt +++ b/Documentation/devicetree/bindings/arm/shmobile.txt @@ -59,7 +59,7 @@ Boards: compatible = "renesas,marzen", "renesas,r8a7779" - Porter (M2-LCDP) compatible = "renesas,porter", "renesas,r8a7791" - - Salvator-X + - Salvator-X (RTP0RC7795SIPB0010S) compatible = "renesas,salvator-x", "renesas,r8a7795"; - SILK (RTP0RC7794LCB00011S) compatible = "renesas,silk", "renesas,r8a7794" -- cgit v1.2.3 From 8dd1f63ba05fcd21a3fd8bbb688c567ad7ea09cb Mon Sep 17 00:00:00 2001 From: Mingkai Hu Date: Fri, 4 Dec 2015 16:56:01 -0600 Subject: Documentation: DT: Add entry for Freescale LS1043a-RDB board Signed-off-by: Mingkai Hu Signed-off-by: Hou Zhiqiang Signed-off-by: Li Yang Signed-off-by: Olof Johansson --- Documentation/devicetree/bindings/arm/fsl.txt | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/fsl.txt b/Documentation/devicetree/bindings/arm/fsl.txt index 34c88b0c7ab4..752a685d926f 100644 --- a/Documentation/devicetree/bindings/arm/fsl.txt +++ b/Documentation/devicetree/bindings/arm/fsl.txt @@ -131,6 +131,10 @@ Example: Freescale ARMv8 based Layerscape SoC family Device Tree Bindings ---------------------------------------------------------------- +LS1043A ARMv8 based RDB Board +Required root node properties: + - compatible = "fsl,ls1043a-rdb", "fsl,ls1043a"; + LS2080A ARMv8 based Simulator model Required root node properties: - compatible = "fsl,ls2080a-simu", "fsl,ls2080a"; -- cgit v1.2.3 From 766faef1f4c0b37b2cb2c0de214dacf54e29ac05 Mon Sep 17 00:00:00 2001 From: Bhupesh Sharma Date: Mon, 28 Dec 2015 15:31:23 +0530 Subject: Documentation: DT: Add entry for ARM SP805-WDT This patch adds a devicetree binding documentation for ARM's SP805 WatchDog Timer. Signed-off-by: Bhupesh Sharma Acked-by: Rob Herring Signed-off-by: Arnd Bergmann --- .../devicetree/bindings/watchdog/sp805-wdt.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/sp805-wdt.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/watchdog/sp805-wdt.txt b/Documentation/devicetree/bindings/watchdog/sp805-wdt.txt new file mode 100644 index 000000000000..edc4f0ea54a3 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/sp805-wdt.txt @@ -0,0 +1,31 @@ +* ARM SP805 Watchdog Timer (WDT) Controller + +SP805 WDT is a ARM Primecell Peripheral and has a standard-id register that +can be used to identify the peripheral type, vendor, and revision. +This value can be used for driver matching. + +As SP805 WDT is a primecell IP, it follows the base bindings specified in +'arm/primecell.txt' + +Required properties: +- compatible : Should be "arm,sp805-wdt", "arm,primecell" +- reg : Base address and size of the watchdog timer registers. +- clocks : From common clock binding. + First clock is PCLK and the second is WDOGCLK. + WDOGCLK can be equal to or be a sub-multiple of the PCLK frequency. +- clock-names : From common clock binding. + Shall be "apb_pclk" for first clock and "wdog_clk" for the + second one. + +Optional properties: +- interrupts : Should specify WDT interrupt number. + +Examples: + + cluster1_core0_watchdog: wdt@c000000 { + compatible = "arm,sp805-wdt", "arm,primecell"; + reg = <0x0 0xc000000 0x0 0x1000>; + clocks = <&clockgen 4 3>, <&clockgen 4 3>; + clock-names = "apb_pclk", "wdog_clk"; + }; + -- cgit v1.2.3