[PATCH v8 1/2] arm64: dts: Add support for Spreadtrum SC9836 SoC in dts and Makefile

Chunyan Zhang (张春艳)
2015-03-11T02:27:08Z

From: Zhizhou Zhang <zhizhou.zhang@spreadtrum.com>

Adds the device tree support for Spreadtrum SC9836 SoC which is based on
Sharkl64 platform.

Sharkl64 platform contains the common nodes of Spreadtrum's arm64-based SoCs.

Signed-off-by: Zhizhou Zhang <zhizhou.zhang@spreadtrum.com>
Signed-off-by: Orson Zhai <orson.zhai@spreadtrum.com>
Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
---
arch/arm64/boot/dts/Makefile | 1 +
arch/arm64/boot/dts/sprd/Makefile | 5 ++
arch/arm64/boot/dts/sprd/sc9836-openphone.dts | 49 ++++++++++++++++++
arch/arm64/boot/dts/sprd/sc9836.dtsi | 74 +++++++++++++++++++++++++++
arch/arm64/boot/dts/sprd/sharkl64.dtsi | 65 +++++++++++++++++++++++
5 files changed, 194 insertions(+)
create mode 100644 arch/arm64/boot/dts/sprd/Makefile
create mode 100644 arch/arm64/boot/dts/sprd/sc9836-openphone.dts
create mode 100644 arch/arm64/boot/dts/sprd/sc9836.dtsi
create mode 100644 arch/arm64/boot/dts/sprd/sharkl64.dtsi

diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index e0350ca..930f7f8 100644
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -5,5 +5,6 @@ dts-dirs += cavium
dts-dirs += exynos
dts-dirs += freescale
dts-dirs += mediatek
+dts-dirs += sprd

subdir-y := $(dts-dirs)
diff --git a/arch/arm64/boot/dts/sprd/Makefile b/arch/arm64/boot/dts/sprd/Makefile
new file mode 100644
index 0000000..b658c5e
--- /dev/null
+++ b/arch/arm64/boot/dts/sprd/Makefile
@@ -0,0 +1,5 @@
+dtb-$(CONFIG_ARCH_SPRD) += sc9836-openphone.dtb
+
+always := $(dtb-y)
+subdir-y := $(dts-dirs)
+clean-files := *.dtb
diff --git a/arch/arm64/boot/dts/sprd/sc9836-openphone.dts b/arch/arm64/boot/dts/sprd/sc9836-openphone.dts
new file mode 100644
index 0000000..e5657c3
--- /dev/null
+++ b/arch/arm64/boot/dts/sprd/sc9836-openphone.dts
@@ -0,0 +1,49 @@
+/*
+ * Spreadtrum SC9836 openphone board DTS file
+ *
+ * Copyright (C) 2014, Spreadtrum Communications Inc.
+ *
+ * This file is licensed under a dual GPLv2 or X11 license.
+ */
+
+/dts-v1/;
+
+#include "sc9836.dtsi"
+
+/ {
+ model = "Spreadtrum SC9836 Openphone Board";
+
+ compatible = "sprd,sc9836-openphone", "sprd,sc9836";
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ serial2 = &uart2;
+ serial3 = &uart3;
+ };
+
+ memory@80000000 {
+ device_type = "memory";
+ reg = <0 0x80000000 0 0x20000000>;
+ };
+
+ chosen {
+ stdout-path = "serial1:115200n8";
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&uart1 {
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};
+
+&uart3 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/sprd/sc9836.dtsi b/arch/arm64/boot/dts/sprd/sc9836.dtsi
new file mode 100644
index 0000000..f92f1b4
--- /dev/null
+++ b/arch/arm64/boot/dts/sprd/sc9836.dtsi
@@ -0,0 +1,74 @@
+/*
+ * Spreadtrum SC9836 SoC DTS file
+ *
+ * Copyright (C) 2014, Spreadtrum Communications Inc.
+ *
+ * This file is licensed under a dual GPLv2 or X11 license.
+ */
+
+#include "sharkl64.dtsi"
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "sprd,sc9836";
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ };
+
+ cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x1>;
+ enable-method = "psci";
+ };
+
+ cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x2>;
+ enable-method = "psci";
+ };
+
+ cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x3>;
+ enable-method = "psci";
+ };
+ };
+
+ gic: interrupt-controller@12001000 {
+ compatible = "arm,gic-400";
+ reg = <0 0x12001000 0 0x1000>,
+ <0 0x12002000 0 0x2000>,
+ <0 0x12004000 0 0x2000>,
+ <0 0x12006000 0 0x2000>;
+ #interrupt-cells = <3>;
+ interrupt-controller;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ };
+
+ psci {
+ compatible = "arm,psci";
+ method = "smc";
+ cpu_on = <0xc4000003>;
+ cpu_off = <0x84000002>;
+ cpu_suspend = <0xc4000001>;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+};
diff --git a/arch/arm64/boot/dts/sprd/sharkl64.dtsi b/arch/arm64/boot/dts/sprd/sharkl64.dtsi
new file mode 100644
index 0000000..6b4bdc5
--- /dev/null
+++ b/arch/arm64/boot/dts/sprd/sharkl64.dtsi
@@ -0,0 +1,65 @@
+/*
+ * Spreadtrum Sharkl64 platform DTS file
+ *
+ * Copyright (C) 2014, Spreadtrum Communications Inc.
+ *
+ * This file is licensed under a dual GPLv2 or X11 license.
+ */
+
+/ {
+ interrupt-parent = <&gic>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ ap-apb {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ uart0: serial@70000000 {
+ compatible = "sprd,sc9836-uart";
+ reg = <0 0x70000000 0 0x100>;
+ interrupts = <0 2 0xf04>;
+ clocks = <&clk26mhz>;
+ status = "disabled";
+ };
+
+ uart1: serial@70100000 {
+ compatible = "sprd,sc9836-uart";
+ reg = <0 0x70100000 0 0x100>;
+ interrupts = <0 3 0xf04>;
+ clocks = <&clk26mhz>;
+ status = "disabled";
+ };
+
+ uart2: serial@70200000 {
+ compatible = "sprd,sc9836-uart";
+ reg = <0 0x70200000 0 0x100>;
+ interrupts = <0 4 0xf04>;
+ clocks = <&clk26mhz>;
+ status = "disabled";
+ };
+
+ uart3: serial@70300000 {
+ compatible = "sprd,sc9836-uart";
+ reg = <0 0x70300000 0 0x100>;
+ interrupts = <0 5 0xf04>;
+ clocks = <&clk26mhz>;
+ status = "disabled";
+ };
+ };
+ };
+
+ clk26mhz: clk26mhz {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <26000000>;
+ };
+};
--
1.9.1