Merge http://git.denx.de/u-boot-samsung

Signed-off-by: Tom Rini <trini@konsulko.com>

Conflicts:
	configs/peach-pi_defconfig
	configs/peach-pit_defconfig

24 files changed, 452 insertions, 19 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0805fa41ac9..30ed279474b 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -442,7 +442,6 @@ config TARGET_BCMNSP
 
 config ARCH_EXYNOS
 	bool "Samsung EXYNOS"
-	select CPU_V7
 	select DM
 	select DM_SPI_FLASH
 	select DM_SERIAL
diff --git a/arch/arm/cpu/armv7/s5p-common/timer.c b/arch/arm/cpu/armv7/s5p-common/timer.c
index 949abb1c8fe..b63036c64eb 100644
--- a/arch/arm/cpu/armv7/s5p-common/timer.c
+++ b/arch/arm/cpu/armv7/s5p-common/timer.c
@@ -12,6 +12,9 @@
 #include <asm/io.h>
 #include <asm/arch/pwm.h>
 #include <asm/arch/clk.h>
+
+/* Use the old PWM interface for now */
+#undef CONFIG_DM_PWM
 #include <pwm.h>
 
 DECLARE_GLOBAL_DATA_PTR;
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 1814797b1c3..a8276138ab1 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -21,6 +21,7 @@ dtb-$(CONFIG_EXYNOS5) += exynos5250-arndale.dtb \
 	exynos5420-peach-pit.dtb \
 	exynos5800-peach-pi.dtb \
 	exynos5422-odroidxu3.dtb
+dtb-$(CONFIG_EXYNOS7420) += exynos7420-espresso7420.dtb
 dtb-$(CONFIG_ARCH_ROCKCHIP) += \
 	rk3288-firefly.dtb \
 	rk3288-jerry.dtb \
diff --git a/arch/arm/dts/exynos5.dtsi b/arch/arm/dts/exynos5.dtsi
index 179584c7487..8650800f520 100644
--- a/arch/arm/dts/exynos5.dtsi
+++ b/arch/arm/dts/exynos5.dtsi
@@ -163,13 +163,14 @@
 	};
 
 	fimd@14400000 {
+		u-boot,dm-pre-reloc;
 		compatible = "samsung,exynos-fimd";
 		reg = <0x14400000 0x10000>;
 		#address-cells = <1>;
 		#size-cells = <1>;
 	};
 
-	dp@145b0000 {
+	dp: dp@145b0000 {
 		compatible = "samsung,exynos5-dp";
 		reg = <0x145b0000 0x1000>;
 		#address-cells = <1>;
diff --git a/arch/arm/dts/exynos5250-snow.dts b/arch/arm/dts/exynos5250-snow.dts
index bda54999886..29c13c1257e 100644
--- a/arch/arm/dts/exynos5250-snow.dts
+++ b/arch/arm/dts/exynos5250-snow.dts
@@ -198,6 +198,20 @@
 			reset-gpios = <&gpx1 5 GPIO_ACTIVE_LOW>;
 			hotplug-gpios = <&gpx0 7 GPIO_ACTIVE_HIGH>;
 			edid-emulation = <5>;
+
+			ports {
+				port@0 {
+					bridge_out: endpoint {
+						remote-endpoint = <&panel_in>;
+					};
+				};
+
+				port@1 {
+					bridge_in: endpoint {
+						remote-endpoint = <&dp_out>;
+					};
+				};
+			};
 		};
 
 		soundcodec@22 {
@@ -223,6 +237,27 @@
 		};
 	};
 
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm 0 1000000 0>;
+		brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
+		default-brightness-level = <7>;
+		enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
+		power-supply = <&fet1>;
+	};
+
+	panel: panel {
+		compatible = "auo,b116xw03";
+		power-supply = <&fet6>;
+		backlight = <&backlight>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&bridge_out>;
+			};
+		};
+	};
+
 	spi@131b0000 {
 		spi-max-frequency = <1000000>;
 		spi-deactivate-delay = <100>;
@@ -337,6 +372,15 @@
 		samsung,dynamic-range = <0>;
 		samsung,ycbcr-coeff = <0>;
 		samsung,color-depth = <1>;
+		samsung,hpd-gpio = <&gpx0 7 GPIO_ACTIVE_HIGH>;
+
+		ports {
+			port@0 {
+				dp_out: endpoint {
+					remote-endpoint = <&bridge_in>;
+				};
+			};
+		};
 	};
 
 };
diff --git a/arch/arm/dts/exynos5250-spring.dts b/arch/arm/dts/exynos5250-spring.dts
index 81b3d29f9cf..693501e4c19 100644
--- a/arch/arm/dts/exynos5250-spring.dts
+++ b/arch/arm/dts/exynos5250-spring.dts
@@ -158,6 +158,27 @@
 		samsung,ycbcr-coeff = <0>;
 		samsung,color-depth = <1>;
 	};
+
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm 0 1000000 0>;
+		brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
+		default-brightness-level = <1>;
+		enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
+		power-supply = <&fet1>;
+	};
+
+	panel: panel {
+		compatible = "auo,b116xw03";
+		power-supply = <&fet6>;
+		backlight = <&backlight>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&bridge_out>;
+			};
+		};
+	};
 };
 
 &i2c_0 {
@@ -385,6 +406,25 @@
 	};
 };
 
+&dp {
+	status = "okay";
+	samsung,color-space = <0>;
+	samsung,dynamic-range = <0>;
+	samsung,ycbcr-coeff = <0>;
+	samsung,color-depth = <1>;
+	samsung,link-rate = <0x0a>;
+	samsung,lane-count = <1>;
+	samsung,hpd-gpio = <&gpc3 0 GPIO_ACTIVE_HIGH>;
+
+	ports {
+		port@0 {
+			dp_out: endpoint {
+				remote-endpoint = <&bridge_in>;
+			};
+		};
+	};
+};
+
 &i2c_1 {
 	status = "okay";
 	samsung,i2c-sda-delay = <100>;
@@ -585,6 +625,19 @@
 			0x04 0x59 0x60 /* MPU Clock source: LC => RCO */
 			0x04 0x54 0x14 /* LC -> RCO */
 			0x02 0xa1 0x91>; /* HPD high */
+		ports {
+			port@0 {
+				bridge_out: endpoint {
+					remote-endpoint = <&panel_in>;
+				};
+			};
+
+			port@1 {
+				bridge_in: endpoint {
+					remote-endpoint = <&dp_out>;
+				};
+			};
+		};
 	};
 
 	soundcodec@20 {
diff --git a/arch/arm/dts/exynos5250.dtsi b/arch/arm/dts/exynos5250.dtsi
index 7eef3e3f4fb..d44c9f647ee 100644
--- a/arch/arm/dts/exynos5250.dtsi
+++ b/arch/arm/dts/exynos5250.dtsi
@@ -116,4 +116,11 @@
 		};
 	};
 
+	pwm: pwm@12dd0000 {
+		compatible = "samsung,exynos4210-pwm";
+		reg = <0x12dd0000 0x100>;
+		samsung,pwm-outputs = <0>, <1>, <2>, <3>;
+		#pwm-cells = <3>;
+	};
+
 };
diff --git a/arch/arm/dts/exynos5420-peach-pit.dts b/arch/arm/dts/exynos5420-peach-pit.dts
index 16d52f49281..2db4ad2dbd0 100644
--- a/arch/arm/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/dts/exynos5420-peach-pit.dts
@@ -9,6 +9,8 @@
 
 /dts-v1/;
 #include "exynos54xx.dtsi"
+#include <dt-bindings/clock/maxim,max77802.h>
+#include <dt-bindings/regulator/maxim,max77802.h>
 
 / {
 	model = "Samsung/Google Peach Pit board based on Exynos5420";
@@ -29,6 +31,14 @@
 		i2c104 = &i2c_tunnel;
 	};
 
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm 0 1000000 0>;
+		brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
+		default-brightness-level = <7>;
+		power-supply = <&tps65090_fet1>;
+	};
+
 	dmc {
 		mem-manuf = "samsung";
 		mem-type = "ddr3";
@@ -188,6 +198,20 @@
 				0x04 0x59 0x60
 				0x04 0x54 0x14  /* LC -> RCO */
 				0x02 0xa1 0x91>;  /* HPD high */
+
+			ports {
+				port@0 {
+					bridge_out: endpoint {
+						remote-endpoint = <&panel_in>;
+					};
+				};
+
+				port@1 {
+					bridge_in: endpoint {
+						remote-endpoint = <&dp_out>;
+					};
+				};
+			};
 	        };
 	};
 
@@ -203,6 +227,18 @@
 		};
 	};
 
+	panel: panel {
+		compatible = "auo,b116xw03";
+		power-supply = <&tps65090_fet6>;
+		backlight = <&backlight>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&bridge_out>;
+			};
+		};
+	};
+
 	spi@12d30000 { /* spi1 */
 		spi-max-frequency = <50000000>;
 		firmware_storage_spi: flash@0 {
@@ -254,6 +290,25 @@
 	};
 };
 
+&dp {
+	status = "okay";
+	samsung,color-space = <0>;
+	samsung,dynamic-range = <0>;
+	samsung,ycbcr-coeff = <0>;
+	samsung,color-depth = <1>;
+	samsung,link-rate = <0x06>;
+	samsung,lane-count = <2>;
+	samsung,hpd-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>;
+
+	ports {
+		port@0 {
+			dp_out: endpoint {
+				remote-endpoint = <&bridge_in>;
+			};
+		};
+	};
+};
+
 &spi_2 {
 	spi-max-frequency = <3125000>;
 	spi-deactivate-delay = <200>;
diff --git a/arch/arm/dts/exynos54xx.dtsi b/arch/arm/dts/exynos54xx.dtsi
index daa6a33c5b5..b4ddf53a2ec 100644
--- a/arch/arm/dts/exynos54xx.dtsi
+++ b/arch/arm/dts/exynos54xx.dtsi
@@ -49,7 +49,7 @@
 		status = "disabled";
 	};
 
-	i2c@12CA0000 {
+	hsi2c_4: i2c@12CA0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
@@ -178,7 +178,7 @@
 		samsung,pwm-out-gpio = <&gpb2 0 GPIO_ACTIVE_HIGH>;
 	};
 
-	dp@145b0000 {
+	dp: dp@145b0000 {
 		samsung,lt-status = <0>;
 
 		samsung,master-mode = <0>;
@@ -197,6 +197,13 @@
 		mem-type = "ddr3";
 	};
 
+	pwm: pwm@12dd0000 {
+		compatible = "samsung,exynos4210-pwm";
+		reg = <0x12dd0000 0x100>;
+		samsung,pwm-outputs = <0>, <1>, <2>, <3>;
+		#pwm-cells = <3>;
+	};
+
 	xhci1: xhci@12400000 {
 		compatible = "samsung,exynos5250-xhci";
 		reg = <0x12400000 0x10000>;
diff --git a/arch/arm/dts/exynos5800-peach-pi.dts b/arch/arm/dts/exynos5800-peach-pi.dts
index 76826dc23b9..4c139bf143a 100644
--- a/arch/arm/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/dts/exynos5800-peach-pi.dts
@@ -30,6 +30,27 @@
 		i2c104 = &i2c_tunnel;
 	};
 
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm 0 1000000 0>;
+		brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
+		default-brightness-level = <7>;
+		enable-gpios = <&gpx2 2 GPIO_ACTIVE_HIGH>;
+		power-supply = <&tps65090_fet1>;
+	};
+
+	panel: panel {
+		compatible = "auo,b133htn01";
+		power-supply = <&tps65090_fet6>;
+		backlight = <&backlight>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&dp_out>;
+			};
+		};
+	};
+
 	dmc {
 		mem-manuf = "samsung";
 		mem-type = "ddr3";
@@ -132,6 +153,25 @@
 	};
 };
 
+&dp {
+	status = "okay";
+	samsung,color-space = <0>;
+	samsung,dynamic-range = <0>;
+	samsung,ycbcr-coeff = <0>;
+	samsung,color-depth = <1>;
+	samsung,link-rate = <0x0a>;
+	samsung,lane-count = <2>;
+	samsung,hpd-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>;
+
+	ports {
+		port {
+			dp_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
+
 &spi_2 {
 	spi-max-frequency = <3125000>;
 	spi-deactivate-delay = <200>;
diff --git a/arch/arm/dts/exynos7420-espresso7420.dts b/arch/arm/dts/exynos7420-espresso7420.dts
new file mode 100644
index 00000000000..f17a8482ff4
--- /dev/null
+++ b/arch/arm/dts/exynos7420-espresso7420.dts
@@ -0,0 +1,24 @@
+/*
+ * Samsung Espresso7420 board device tree source
+ *
+ * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include "exynos7420.dtsi"
+/ {
+	model = "Samsung Espresso7420 board based on Exynos7420";
+	compatible = "samsung,espresso7420", "samsung,exynos7420";
+
+	aliases {
+		serial2 = "/serial@14C30000";
+		console = "/serial@14C30000";
+		pinctrl0 = "/pinctrl@13470000";
+	};
+};
+
+&fin_pll {
+	clock-frequency = <24000000>;
+};
diff --git a/arch/arm/dts/exynos7420.dtsi b/arch/arm/dts/exynos7420.dtsi
new file mode 100644
index 00000000000..b398021e308
--- /dev/null
+++ b/arch/arm/dts/exynos7420.dtsi
@@ -0,0 +1,83 @@
+/*
+ * Samsung Exynos7420 SoC device tree source
+ *
+ * Copyright (c) 2016 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+#include "skeleton.dtsi"
+#include <dt-bindings/clock/exynos7420-clk.h>
+/ {
+	compatible = "samsung,exynos7420";
+
+	fin_pll: xxti {
+		compatible = "fixed-clock";
+		clock-output-names = "fin_pll";
+		u-boot,dm-pre-reloc;
+		#clock-cells = <0>;
+	};
+
+	clock_topc: clock-controller@10570000 {
+		compatible = "samsung,exynos7-clock-topc";
+		reg = <0x10570000 0x10000>;
+		u-boot,dm-pre-reloc;
+		#clock-cells = <1>;
+		clocks = <&fin_pll>;
+		clock-names = "fin_pll";
+	};
+
+	clock_top0: clock-controller@105d0000 {
+		compatible = "samsung,exynos7-clock-top0";
+		reg = <0x105d0000 0xb000>;
+		u-boot,dm-pre-reloc;
+		#clock-cells = <1>;
+		clocks = <&fin_pll>, <&clock_topc DOUT_SCLK_BUS0_PLL>,
+			 <&clock_topc DOUT_SCLK_BUS1_PLL>,
+			 <&clock_topc DOUT_SCLK_CC_PLL>,
+			 <&clock_topc DOUT_SCLK_MFC_PLL>;
+		clock-names = "fin_pll", "dout_sclk_bus0_pll",
+			      "dout_sclk_bus1_pll", "dout_sclk_cc_pll",
+			      "dout_sclk_mfc_pll";
+	};
+
+	clock_peric1: clock-controller@14c80000 {
+		compatible = "samsung,exynos7-clock-peric1";
+		reg = <0x14c80000 0xd00>;
+		u-boot,dm-pre-reloc;
+		#clock-cells = <1>;
+		clocks = <&fin_pll>, <&clock_top0 DOUT_ACLK_PERIC1>,
+			 <&clock_top0 CLK_SCLK_UART1>,
+			 <&clock_top0 CLK_SCLK_UART2>,
+			 <&clock_top0 CLK_SCLK_UART3>;
+		clock-names = "fin_pll", "dout_aclk_peric1_66",
+			      "sclk_uart1", "sclk_uart2", "sclk_uart3";
+	};
+
+	pinctrl@13470000 {
+		compatible = "samsung,exynos7420-pinctrl";
+		reg = <0x13470000 0x1000>;
+		u-boot,dm-pre-reloc;
+
+		serial2_bus: serial2-bus {
+			samsung,pins = "gpd1-4", "gpd1-5";
+			samsung,pin-function = <2>;
+			samsung,pin-pud = <3>;
+			samsung,pin-drv = <0>;
+			u-boot,dm-pre-reloc;
+		};
+	};
+
+	serial@14C30000 {
+		compatible = "samsung,exynos4210-uart";
+		reg = <0x14C30000 0x100>;
+		u-boot,dm-pre-reloc;
+		clocks = <&clock_peric1 PCLK_UART2>,
+			 <&clock_peric1 SCLK_UART2>;
+		clock-names = "uart", "clk_uart_baud0";
+		pinctrl-names = "default";
+		pinctrl-0 = <&serial2_bus>;
+	};
+};
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index a6a75974d73..c25fcf3f9f2 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -1,9 +1,40 @@
 if ARCH_EXYNOS
 
 choice
-	prompt "EXYNOS board select"
+	prompt "EXYNOS architecture type select"
 	optional
 
+config ARCH_EXYNOS4
+	bool "Exynos4 SoC family"
+	select CPU_V7
+	help
+	  Samsung Exynos4 SoC family are based on ARM Cortex-A9 CPU. There
+	  are multiple SoCs in this family including Exynos4210, Exynos4412,
+	  and Exynos4212.
+
+config ARCH_EXYNOS5
+	bool "Exynos5 SoC family"
+	select CPU_V7
+	help
+	  Samsung Exynos5 SoC family are based on ARM Cortex-A15 CPU (and
+	  Cortex-A7 CPU in big.LITTLE configuration). There are multiple SoCs
+	  in this family including Exynos5250, Exynos5420 and Exynos5800.
+
+config ARCH_EXYNOS7
+	bool "Exynos7 SoC family"
+	select ARM64
+	help
+	  Samsung Exynos7 SoC family are based on ARM Cortex-A57 CPU or
+	  Cortex-A53 CPU (and some in a big.LITTLE configuration). There are
+	  multiple SoCs in this family including Exynos7420.
+
+endchoice
+
+if ARCH_EXYNOS4
+
+choice
+	prompt "EXYNOS4 board select"
+
 config TARGET_SMDKV310
 	select SUPPORT_SPL
 	bool "Exynos4210 SMDKV310 board"
@@ -25,6 +56,14 @@ config TARGET_TRATS2
 config TARGET_ODROID
 	bool "Exynos4412 Odroid board"
 
+endchoice
+endif
+
+if ARCH_EXYNOS5
+
+choice
+	prompt "EXYNOS5 board select"
+
 config TARGET_ODROID_XU3
 	bool "Exynos5422 Odroid board"
 	select OF_CONTROL
@@ -68,6 +107,25 @@ config TARGET_PEACH_PIT
 	select OF_CONTROL
 
 endchoice
+endif
+
+if ARCH_EXYNOS7
+
+choice
+	prompt "EXYNOS7 board select"
+
+config  TARGET_ESPRESSO7420
+	bool "ESPRESSO7420 board"
+	select ARM64
+	select SUPPORT_SPL
+	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
+	select PINCTRL
+	select PINCTRL_EXYNOS7420
+	select CLK_EXYNOS
+
+endchoice
+endif
 
 config SYS_SOC
 	default "exynos"
@@ -81,5 +139,6 @@ source "board/samsung/odroid/Kconfig"
 source "board/samsung/arndale/Kconfig"
 source "board/samsung/smdk5250/Kconfig"
 source "board/samsung/smdk5420/Kconfig"
+source "board/samsung/espresso7420/Kconfig"
 
 endif
diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile
index 8542f896cfc..0cc6c3253ac 100644
--- a/arch/arm/mach-exynos/Makefile
+++ b/arch/arm/mach-exynos/Makefile
@@ -5,7 +5,9 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-y	+= clock.o power.o soc.o system.o pinmux.o tzpc.o
+obj-y	+= soc.o
+obj-$(CONFIG_CPU_V7) += clock.o pinmux.o power.o system.o
+obj-$(CONFIG_ARM64)	+= mmu-arm64.o
 
 obj-$(CONFIG_EXYNOS5420)	+= sec_boot.o
 
@@ -13,6 +15,6 @@ ifdef CONFIG_SPL_BUILD
 obj-$(CONFIG_EXYNOS5)	+= clock_init_exynos5.o
 obj-$(CONFIG_EXYNOS5)	+= dmc_common.o dmc_init_ddr3.o
 obj-$(CONFIG_EXYNOS4210)+= dmc_init_exynos4.o clock_init_exynos4.o
-obj-y	+= spl_boot.o
+obj-y	+= spl_boot.o tzpc.o
 obj-y	+= lowlevel_init.o
 endif
diff --git a/arch/arm/mach-exynos/include/mach/cpu.h b/arch/arm/mach-exynos/include/mach/cpu.h
index 14a1692467d..1f722df9dd9 100644
--- a/arch/arm/mach-exynos/include/mach/cpu.h
+++ b/arch/arm/mach-exynos/include/mach/cpu.h
@@ -270,7 +270,7 @@ IS_EXYNOS_TYPE(exynos5420, 0x5420)
 IS_EXYNOS_TYPE(exynos5422, 0x5422)
 
 #define SAMSUNG_BASE(device, base)				\
-static inline unsigned int __attribute__((no_instrument_function)) \
+static inline unsigned long __attribute__((no_instrument_function)) \
 	samsung_get_base_##device(void) \
 {								\
 	if (cpu_is_exynos4()) {				\
@@ -288,9 +288,7 @@ static inline unsigned int __attribute__((no_instrument_function)) \
 SAMSUNG_BASE(adc, ADC_BASE)
 SAMSUNG_BASE(clock, CLOCK_BASE)
 SAMSUNG_BASE(ace_sfr, ACE_SFR_BASE)
-SAMSUNG_BASE(dp, DP_BASE)
 SAMSUNG_BASE(sysreg, SYSREG_BASE)
-SAMSUNG_BASE(fimd, FIMD_BASE)
 SAMSUNG_BASE(i2c, I2C_BASE)
 SAMSUNG_BASE(i2s, I2S_BASE)
 SAMSUNG_BASE(mipi_dsim, MIPI_DSIM_BASE)
diff --git a/arch/arm/mach-exynos/include/mach/dp_info.h b/arch/arm/mach-exynos/include/mach/dp_info.h
index 17e8f56d904..1079e1ef1e0 100644
--- a/arch/arm/mach-exynos/include/mach/dp_info.h
+++ b/arch/arm/mach-exynos/include/mach/dp_info.h
@@ -61,7 +61,7 @@ struct edp_video_info {
 	unsigned int color_depth;
 };
 
-struct edp_device_info {
+struct exynos_dp_priv {
 	struct edp_disp_info disp_info;
 	struct edp_link_train_info lt_info;
 	struct edp_video_info video_info;
@@ -72,6 +72,7 @@ struct edp_device_info {
 	unsigned char dpcd_rev;
 	/*support enhanced frame cap */
 	unsigned char dpcd_efc;
+	struct exynos_dp *regs;
 };
 
 enum analog_power_block {
@@ -185,7 +186,7 @@ enum {
 
 
 struct exynos_dp_platform_data {
-	struct edp_device_info *edp_dev_info;
+	struct exynos_dp_priv *edp_dev_info;
 };
 
 #ifdef CONFIG_EXYNOS_DP
diff --git a/arch/arm/mach-exynos/include/mach/gpio.h b/arch/arm/mach-exynos/include/mach/gpio.h
index 7fc8e61f9ca..81363bd947a 100644
--- a/arch/arm/mach-exynos/include/mach/gpio.h
+++ b/arch/arm/mach-exynos/include/mach/gpio.h
@@ -1349,7 +1349,7 @@ enum exynos5420_gpio_pin {
 };
 
 struct gpio_info {
-	unsigned int reg_addr;	/* Address of register for this part */
+	unsigned long reg_addr;	/* Address of register for this part */
 	unsigned int max_gpio;	/* Maximum GPIO in this part */
 };
 
diff --git a/arch/arm/mach-exynos/include/mach/mipi_dsim.h b/arch/arm/mach-exynos/include/mach/mipi_dsim.h
index c9e8e067d74..43b5c017fe6 100644
--- a/arch/arm/mach-exynos/include/mach/mipi_dsim.h
+++ b/arch/arm/mach-exynos/include/mach/mipi_dsim.h
@@ -320,7 +320,7 @@ struct mipi_dsim_lcd_device {
 	int			reverse_panel;
 
 	struct mipi_dsim_device *master;
-	void			*platform_data;
+	struct exynos_platform_mipi_dsim *platform_data;
 };
 
 /*
@@ -347,9 +347,10 @@ struct mipi_dsim_lcd_driver {
 };
 
 #ifdef CONFIG_EXYNOS_MIPI_DSIM
-int exynos_mipi_dsi_init(void);
+int exynos_mipi_dsi_init(struct exynos_platform_mipi_dsim *dsim_pd);
 #else
-static inline int exynos_mipi_dsi_init(void)
+static inline int exynos_mipi_dsi_init(
+			struct exynos_platform_mipi_dsim *dsim_pd)
 {
 	return 0;
 }
@@ -369,7 +370,8 @@ int exynos_mipi_dsi_register_lcd_device(struct mipi_dsim_lcd_device
 						*lcd_dev);
 
 void exynos_set_dsim_platform_data(struct exynos_platform_mipi_dsim *pd);
-void exynos_init_dsim_platform_data(vidinfo_t *vid);
+struct vidinfo;
+void exynos_init_dsim_platform_data(struct vidinfo *vid);
 
 /* panel driver init based on mipi dsi interface */
 void s6e8ax0_init(void);
diff --git a/arch/arm/mach-exynos/include/mach/power.h b/arch/arm/mach-exynos/include/mach/power.h
index 3f97b31aead..88f70d97a98 100644
--- a/arch/arm/mach-exynos/include/mach/power.h
+++ b/arch/arm/mach-exynos/include/mach/power.h
@@ -1717,7 +1717,7 @@ void set_usbdrd_phy_ctrl(unsigned int enable);
 #define POWER_USB_DRD_PHY_CTRL_EN		(1 << 0)
 #define POWER_USB_DRD_PHY_CTRL_DISABLE		(0 << 0)
 
-void set_dp_phy_ctrl(unsigned int enable);
+void exynos_dp_phy_ctrl(unsigned int enable);
 
 #define EXYNOS_DP_PHY_ENABLE		(1 << 0)
 
diff --git a/arch/arm/mach-exynos/lowlevel_init.c b/arch/arm/mach-exynos/lowlevel_init.c
index 6c39cb2052f..1e090fd63ca 100644
--- a/arch/arm/mach-exynos/lowlevel_init.c
+++ b/arch/arm/mach-exynos/lowlevel_init.c
@@ -216,9 +216,12 @@ int do_lowlevel_init(void)
 	if (actions & DO_CLOCKS) {
 		system_clock_init();
 #ifdef CONFIG_DEBUG_UART
+#if (defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_SERIAL_SUPPORT)) || \
+    !defined(CONFIG_SPL_BUILD)
 		exynos_pinmux_config(PERIPH_ID_UART3, PINMUX_FLAG_NONE);
 		debug_uart_init();
 #endif
+#endif
 		mem_ctrl_init(actions & DO_MEM_RESET);
 		tzpc_init();
 	}
diff --git a/arch/arm/mach-exynos/mmu-arm64.c b/arch/arm/mach-exynos/mmu-arm64.c
new file mode 100644
index 00000000000..ba6d99d329d
--- /dev/null
+++ b/arch/arm/mach-exynos/mmu-arm64.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2016 Samsung Electronics
+ * Thomas Abraham <thomas.ab@samsung.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/armv8/mmu.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_EXYNOS7420
+static struct mm_region exynos7420_mem_map[] = {
+	{
+		.base	= 0x10000000UL,
+		.size	= 0x10000000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+				PTE_BLOCK_NON_SHARE |
+				PTE_BLOCK_PXN | PTE_BLOCK_UXN,
+	}, {
+		.base	= 0x40000000UL,
+		.size	= 0x80000000UL,
+		.attrs	= PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+				PTE_BLOCK_INNER_SHARE,
+	}, {
+		/* List terminator */
+		.base	= 0,
+		.size	= 0,
+		.attrs	= 0,
+	},
+};
+
+struct mm_region *mem_map = exynos7420_mem_map;
+#endif
diff --git a/arch/arm/mach-exynos/pinmux.c b/arch/arm/mach-exynos/pinmux.c
index 12eb79cb0cb..fec2df9bd95 100644
--- a/arch/arm/mach-exynos/pinmux.c
+++ b/arch/arm/mach-exynos/pinmux.c
@@ -506,6 +506,9 @@ static int exynos5_pinmux_config(int peripheral, int flags)
 		 */
 		gpio_set_pull(EXYNOS5_GPIO_X07, S5P_GPIO_PULL_NONE);
 		break;
+	case PERIPH_ID_PWM0:
+		gpio_cfg_pin(EXYNOS5_GPIO_B20, S5P_GPIO_FUNC(2));
+		break;
 	default:
 		debug("%s: invalid peripheral %d", __func__, peripheral);
 		return -1;
@@ -548,6 +551,9 @@ static int exynos5420_pinmux_config(int peripheral, int flags)
 	case PERIPH_ID_I2C10:
 		exynos5420_i2c_config(peripheral);
 		break;
+	case PERIPH_ID_PWM0:
+		gpio_cfg_pin(EXYNOS5420_GPIO_B20, S5P_GPIO_FUNC(2));
+		break;
 	default:
 		debug("%s: invalid peripheral %d", __func__, peripheral);
 		return -1;
diff --git a/arch/arm/mach-exynos/power.c b/arch/arm/mach-exynos/power.c
index cd2d6618ac8..c923460275e 100644
--- a/arch/arm/mach-exynos/power.c
+++ b/arch/arm/mach-exynos/power.c
@@ -147,7 +147,7 @@ static void exynos5_dp_phy_control(unsigned int enable)
 	writel(cfg, &power->dptx_phy_control);
 }
 
-void set_dp_phy_ctrl(unsigned int enable)
+void exynos_dp_phy_ctrl(unsigned int enable)
 {
 	if (cpu_is_exynos5())
 		exynos5_dp_phy_control(enable);
diff --git a/arch/arm/mach-exynos/soc.c b/arch/arm/mach-exynos/soc.c
index 0f116b141a3..f9c74686119 100644
--- a/arch/arm/mach-exynos/soc.c
+++ b/arch/arm/mach-exynos/soc.c
@@ -11,7 +11,9 @@
 
 void reset_cpu(ulong addr)
 {
+#ifdef CONFIG_CPU_V7
 	writel(0x1, samsung_get_base_swreset());
+#endif
 }
 
 #ifndef CONFIG_SYS_DCACHE_OFF
@@ -21,3 +23,11 @@ void enable_caches(void)
 	dcache_enable();
 }
 #endif
+
+#ifdef CONFIG_ARM64
+void lowlevel_init(void)
+{
+	armv8_switch_to_el2();
+	armv8_switch_to_el1();
+}
+#endif