This adds a device tree for the Gemini SoC and the ITian
Square One SQ201 board that has been my testing target
for Gemini device tree support.
Cc: Janos Laube <janos....@gmail.com>
Cc: Paulius Zaleckas <paulius.zalec...@gmail.com>
Cc: Hans Ulli Kroll <ulli.kr...@googlemail.com>
Cc: Florian Fainelli <f.faine...@gmail.com>
Signed-off-by: Linus Walleij <linus.wall...@linaro.org>
---
arch/arm/boot/dts/Makefile | 2 +
arch/arm/boot/dts/gemini-sq201.dts | 94 +++++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/gemini.dtsi | 96 ++++++++++++++++++++++++++++++++++++++
3 files changed, 192 insertions(+)
create mode 100644 arch/arm/boot/dts/gemini-sq201.dts
create mode 100644 arch/arm/boot/dts/gemini.dtsi
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index cccdbcb557b6..10edd72a6f3d 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -168,6 +168,8 @@ dtb-$(CONFIG_ARCH_EXYNOS5) += \
exynos5440-sd5v1.dtb \
exynos5440-ssdk5440.dtb \
exynos5800-peach-pi.dtb
+dtb-$(CONFIG_ARCH_GEMINI) += \
+ gemini-sq201.dtb
dtb-$(CONFIG_ARCH_HI3xxx) += \
hi3620-hi4511.dtb
dtb-$(CONFIG_ARCH_HIGHBANK) += \
diff --git a/arch/arm/boot/dts/gemini-sq201.dts
b/arch/arm/boot/dts/gemini-sq201.dts
new file mode 100644
index 000000000000..1fd87d6a880f
--- /dev/null
+++ b/arch/arm/boot/dts/gemini-sq201.dts
@@ -0,0 +1,94 @@
+/*
+ * Device Tree file for ITian Square One SQ201 NAS
+ */
+
+/dts-v1/;
+
+#include "gemini.dtsi"
+#include <dt-bindings/input/input.h>
+
+/ {
+ model = "ITian Square One SQ201";
+ compatible = "itian,sq201", "cortina,gemini";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ memory { /* 128 MB */
+ device_type = "memory";
+ reg = <0x00000000 0x8000000>;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,115200n8";
+ stdout-path = &uart0;
+ };
+
+ gpio_keys {
+ compatible = "gpio-keys";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ button@18 {
+ debounce_interval = <50>;
+ wakeup-source;
+ linux,code = <KEY_SETUP>;
+ label = "factory reset";
+ gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ led@20 {
+ label = "sq201:green:info";
+ gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ linux,default-trigger = "heartbeat";
+ };
+ led@31 {
+ label = "sq201:green:usb";
+ gpios = <&gpio0 31 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ linux,default-trigger = "usb-host";
+ };
+ };
+
+ flash@30000000 {
+ status = "okay";
+ /* 16MB of flash */
+ reg = <0x30000000 0x01000000>;
+
+ partition@0 {
+ label = "RedBoot";
+ reg = <0x00000000 0x00120000>;
+ read-only;
+ };
+ partition@120000 {
+ label = "Kernel";
+ reg = <0x00120000 0x00200000>;
+ };
+ partition@320000 {
+ label = "Ramdisk";
+ reg = <0x00320000 0x00600000>;
+ };
+ partition@920000 {
+ label = "Application";
+ reg = <0x00920000 0x00600000>;
+ };
+ partition@f20000 {
+ label = "VCTL";
+ reg = <0x00f20000 0x00020000>;
+ read-only;
+ };
+ partition@f40000 {
+ label = "CurConf";
+ reg = <0x00f40000 0x000a0000>;
+ read-only;
+ };
+ partition@fe0000 {
+ label = "FIS directory";
+ reg = <0x00fe0000 0x00020000>;
+ read-only;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/gemini.dtsi b/arch/arm/boot/dts/gemini.dtsi
new file mode 100644
index 000000000000..19c93cfbeae3
--- /dev/null
+++ b/arch/arm/boot/dts/gemini.dtsi
@@ -0,0 +1,96 @@
+/*
+ * Device Tree file for Cortina systems Gemini SoC
+ */
+
+/include/ "skeleton.dtsi"
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ interrupt-parent = <&intcon>;
+
+ flash@30000000 {
+ compatible = "cortina,gemini-flash", "cfi-flash";
+ syscon = <&syscon>;
+ bank-width = <2>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ status = "disabled";
+ };
+
+ syscon: syscon@40000000 {
+ compatible = "cortina,gemini-syscon", "syscon", "simple-mfd";
+ reg = <0x40000000 0x1000>;
+
+ syscon-reboot {
+ compatible = "syscon-reboot";
+ regmap = <&syscon>;
+ /* GLOBAL_RESET register */
+ offset = <0x0c>;
+ /* RESET_GLOBAL | RESET_CPU1 */
+ mask = <0xC0000000>;
+ };
+ };
+
+ timer@43000000 {
+ compatible = "cortina,gemini-timer";
+ reg = <0x43000000 0x1000>;
+ interrupt-parent = <&intcon>;
+ interrupts = <14 IRQ_TYPE_EDGE_RISING>, /* Timer 1 */
+ <15 IRQ_TYPE_EDGE_RISING>, /* Timer 2 */
+ <16 IRQ_TYPE_EDGE_RISING>; /* Timer 3 */
+ syscon = <&syscon>;
+ };
+
+ uart0: serial@42000000 {
+ compatible = "ns16550a";
+ reg = <0x42000000 0x100>;
+ clock-frequency = <48000000>;
+ interrupts = <18 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ };
+
+ rtc@45000000 {
+ compatible = "cortina,gemini-rtc";
+ reg = <0x45000000 0x100>;
+ interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ intcon: interrupt-controller@48000000 {
+ compatible = "cortina,gemini-interrupt-controller";
+ reg = <0x48000000 0x1000>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio0: gpio@4d000000 {
+ compatible = "cortina,gemini-gpio";
+ reg = <0x4d000000 0x100>;
+ interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio1: gpio@4e000000 {
+ compatible = "cortina,gemini-gpio";
+ reg = <0x4e000000 0x100>;
+ interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio2: gpio@4f000000 {
+ compatible = "cortina,gemini-gpio";
+ reg = <0x4f000000 0x100>;
+ interrupts = <24 IRQ_TYPE_LEVEL_HIGH>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+};
--
2.9.3
