[PATCH v2 5/7] arm64: dts: Add initial device tree support for EXYNOS7
From: Naveen Krishna Chatradhi <hidden>
Date: 2014-09-02 15:35:41
Also in:
linux-devicetree, linux-samsung-soc
Subsystem:
arm and arm64 soc sub-architectures (common parts), arm/samsung s3c, s5p and exynos arm architectures, the rest · Maintainers:
Arnd Bergmann, Krzysztof Kozlowski, Alexandre Belloni, Linus Walleij, Peter Griffin, Linus Torvalds
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 Chatradhi <redacted> Cc: Rob Herring <robh@kernel.org> Cc: Catalin Marinas <catalin.marinas@arm.com> --- arch/arm64/boot/dts/Makefile | 1 + arch/arm64/boot/dts/exynos/exynos7-espresso.dts | 31 +++++ arch/arm64/boot/dts/exynos/exynos7.dtsi | 168 +++++++++++++++++++++++ 3 files changed, 200 insertions(+) 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 c52bdb0..a3bc18a 100644
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile@@ -1,3 +1,4 @@ +dtb-$(CONFIG_ARCH_EXYNOS7) += exynos/exynos7-espresso.dtb dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb foundation-v8.dtb dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.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..f6a8879
--- /dev/null
+++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts@@ -0,0 +1,31 @@ +/* + * 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"; + + chosen { + linux,stdout-path = &serial_2; + }; + + memory at 40000000 { + device_type = "memory"; + reg = <0x0 0x40000000 0x0 0xC0000000>; + }; +}; + +&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..e593af55
--- /dev/null
+++ b/arch/arm64/boot/dts/exynos/exynos7.dtsi@@ -0,0 +1,168 @@ +/* + * 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>; + + aliases { + serial0 = &serial_0; + serial1 = &serial_1; + serial2 = &serial_2; + serial3 = &serial_3; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu at 0 { + device_type = "cpu"; + compatible = "arm,cortex-a57", "arm,armv8"; + enable-method = "psci"; + reg = <0x0>; + }; + + cpu at 1 { + device_type = "cpu"; + compatible = "arm,cortex-a57", "arm,armv8"; + enable-method = "psci"; + reg = <0x1>; + }; + + cpu at 2 { + device_type = "cpu"; + compatible = "arm,cortex-a57", "arm,armv8"; + enable-method = "psci"; + reg = <0x2>; + }; + + cpu at 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 at 10000000 { + compatible = "samsung,exynos4210-chipid"; + reg = <0x10000000 0x100>; + }; + + fin_pll: xxti { + compatible = "fixed-clock"; + clock-frequency = <24000000>; + clock-output-names = "fin_pll"; + #clock-cells = <0>; + }; + + gic: interrupt-controller at 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 at 10570000 { + compatible = "samsung,exynos7-clock-topc"; + reg = <0x10570000 0x10000>; + #clock-cells = <1>; + }; + + clock_top0: clock-controller at 105d0000 { + compatible = "samsung,exynos7-clock-top0"; + reg = <0x105d0000 0xb000>; + #clock-cells = <1>; + }; + + clock_peric0: clock-controller at 13610000 { + compatible = "samsung,exynos7-clock-peric0"; + reg = <0x13610000 0xd00>; + #clock-cells = <1>; + }; + + clock_peric1: clock-controller at 14C80000 { + compatible = "samsung,exynos7-clock-peric1"; + reg = <0x14c80000 0xd00>; + #clock-cells = <1>; + }; + + clock_peris: clock-controller at 10040000 { + compatible = "samsung,exynos7-clock-peris"; + reg = <0x10040000 0xd00>; + #clock-cells = <1>; + }; + + serial_0: serial at 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 at 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 at 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 at 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