From: Naveen Krishna Ch <naveenkrishna.ch@xxxxxxxxx> Add initial device tree nodes for EXYNOS7 SoC and board dts file to support Espresso board based on Exynos7 SoC. Signed-off-by: Naveen Krishna Ch <naveenkrishna.ch@xxxxxxxxx> Signed-off-by: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx> Reviewed-by: Thomas Abraham <thomas.ab@xxxxxxxxxxx> Tested-by: Thomas Abraham <thomas.ab@xxxxxxxxxxx> Cc: Rob Herring <robh@xxxxxxxxxx> Cc: Catalin Marinas <catalin.marinas@xxxxxxx> --- arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/exynos/Makefile | 5 + arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 39 +++++ arch/arm64/boot/dts/exynos/exynos7.dtsi | 183 +++++++++++++++++++++++ 4 files changed, 228 insertions(+) create mode 100644 arch/arm64/boot/dts/exynos/Makefile create mode 100644 arch/arm64/boot/dts/exynos/exynos7-espresso.dts create mode 100644 arch/arm64/boot/dts/exynos/exynos7.dtsi diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile index e8efc8f..fdda246 100644 --- a/arch/arm64/boot/dts/Makefile +++ b/arch/arm64/boot/dts/Makefile @@ -1,6 +1,7 @@ dts-dirs += apm dts-dirs += arm dts-dirs += cavium +dts-dirs += exynos always := $(dtb-y) subdir-y := $(dts-dirs) diff --git a/arch/arm64/boot/dts/exynos/Makefile b/arch/arm64/boot/dts/exynos/Makefile new file mode 100644 index 0000000..20310e5 --- /dev/null +++ b/arch/arm64/boot/dts/exynos/Makefile @@ -0,0 +1,5 @@ +dtb-$(CONFIG_ARCH_EXYNOS7) += exynos7-espresso.dtb + +always := $(dtb-y) +subdir-y := $(dts-dirs) +clean-files := *.dtb diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts new file mode 100644 index 0000000..e2c8283 --- /dev/null +++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts @@ -0,0 +1,39 @@ +/* + * SAMSUNG Exynos7 Espresso board device tree source + * + * Copyright (c) 2014 Samsung Electronics Co., Ltd. + * http://www.samsung.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. +*/ + +/dts-v1/; +#include "exynos7.dtsi" + +/ { + model = "Samsung Exynos7 Espresso board based on EXYNOS7"; + compatible = "samsung,exynos7-espresso", "samsung,exynos7"; + + aliases { + serial0 = &serial_2; + }; + + chosen { + linux,stdout-path = &serial_2; + }; + + memory@40000000 { + device_type = "memory"; + reg = <0x0 0x40000000 0x0 0xC0000000>; + }; +}; + +&fin_pll { + clock-frequency = <24000000>; +}; + +&serial_2 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/exynos/exynos7.dtsi b/arch/arm64/boot/dts/exynos/exynos7.dtsi new file mode 100644 index 0000000..c4cabc6 --- /dev/null +++ b/arch/arm64/boot/dts/exynos/exynos7.dtsi @@ -0,0 +1,183 @@ +/* + * SAMSUNG EXYNOS7 SoC device tree source + * + * Copyright (c) 2014 Samsung Electronics Co., Ltd. + * http://www.samsung.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 <dt-bindings/clock/exynos7-clk.h> + +/ { + compatible = "samsung,exynos7"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a57", "arm,armv8"; + enable-method = "psci"; + reg = <0x0>; + }; + + cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a57", "arm,armv8"; + enable-method = "psci"; + reg = <0x1>; + }; + + cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a57", "arm,armv8"; + enable-method = "psci"; + reg = <0x2>; + }; + + cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a57", "arm,armv8"; + enable-method = "psci"; + reg = <0x3>; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + soc: soc { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0 0x18000000>; + + chipid@10000000 { + compatible = "samsung,exynos4210-chipid"; + reg = <0x10000000 0x100>; + }; + + fin_pll: xxti { + compatible = "fixed-clock"; + clock-output-names = "fin_pll"; + #clock-cells = <0>; + }; + + gic: interrupt-controller@11001000 { + compatible = "arm,gic-400"; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + reg = <0x11001000 0x1000>, + <0x11002000 0x1000>, + <0x11004000 0x2000>, + <0x11006000 0x2000>; + }; + + clock_topc: clock-controller@10570000 { + compatible = "samsung,exynos7-clock-topc"; + reg = <0x10570000 0x10000>; + #clock-cells = <1>; + }; + + clock_top0: clock-controller@105d0000 { + compatible = "samsung,exynos7-clock-top0"; + reg = <0x105d0000 0xb000>; + #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_peric0: clock-controller@13610000 { + compatible = "samsung,exynos7-clock-peric0"; + reg = <0x13610000 0xd00>; + #clock-cells = <1>; + clocks = <&fin_pll>, <&clock_top0 DOUT_ACLK_PERIC0>, + <&clock_top0 CLK_SCLK_UART0>; + clock-names = "fin_pll", "dout_aclk_peric0_66", + "sclk_uart0"; + }; + + clock_peric1: clock-controller@14c80000 { + compatible = "samsung,exynos7-clock-peric1"; + reg = <0x14c80000 0xd00>; + #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"; + }; + + clock_peris: clock-controller@10040000 { + compatible = "samsung,exynos7-clock-peris"; + reg = <0x10040000 0xd00>; + #clock-cells = <1>; + clocks = <&fin_pll>, <&clock_topc DOUT_ACLK_PERIS>; + clock-names = "fin_pll", "dout_aclk_peris_66"; + }; + + serial_0: serial@13630000 { + compatible = "samsung,exynos4210-uart"; + reg = <0x13630000 0x100>; + interrupts = <0 440 0>; + clocks = <&clock_peric0 PCLK_UART0>, + <&clock_peric0 SCLK_UART0>; + clock-names = "uart", "clk_uart_baud0"; + status = "disabled"; + }; + + serial_1: serial@14c20000 { + compatible = "samsung,exynos4210-uart"; + reg = <0x14c20000 0x100>; + interrupts = <0 456 0>; + clocks = <&clock_peric1 PCLK_UART1>, + <&clock_peric1 SCLK_UART1>; + clock-names = "uart", "clk_uart_baud0"; + status = "disabled"; + }; + + serial_2: serial@14c30000 { + compatible = "samsung,exynos4210-uart"; + reg = <0x14c30000 0x100>; + interrupts = <0 457 0>; + clocks = <&clock_peric1 PCLK_UART2>, + <&clock_peric1 SCLK_UART2>; + clock-names = "uart", "clk_uart_baud0"; + status = "disabled"; + }; + + serial_3: serial@14c40000 { + compatible = "samsung,exynos4210-uart"; + reg = <0x14c40000 0x100>; + interrupts = <0 458 0>; + clocks = <&clock_peric1 PCLK_UART3>, + <&clock_peric1 SCLK_UART3>; + clock-names = "uart", "clk_uart_baud0"; + status = "disabled"; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <1 13 0xff01>, + <1 14 0xff01>, + <1 11 0xff01>, + <1 10 0xff01>; + }; + }; +}; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
