summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/r8a7794-silk.dts
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/boot/dts/r8a7794-silk.dts')
-rw-r--r--arch/arm/boot/dts/r8a7794-silk.dts189
1 files changed, 136 insertions, 53 deletions
diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts
index edfad0e5ac53..351cb3b3d966 100644
--- a/arch/arm/boot/dts/r8a7794-silk.dts
+++ b/arch/arm/boot/dts/r8a7794-silk.dts
@@ -24,6 +24,7 @@
/dts-v1/;
#include "r8a7794.dtsi"
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
/ {
model = "SILK";
@@ -31,6 +32,8 @@
aliases {
serial0 = &scif2;
+ i2c9 = &gpioi2c1;
+ i2c10 = &i2chdmi;
};
chosen {
@@ -43,6 +46,60 @@
reg = <0 0x40000000 0 0x40000000>;
};
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ key-3 {
+ gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_3>;
+ label = "SW3";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ key-4 {
+ gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_4>;
+ label = "SW4";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ key-6 {
+ gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_6>;
+ label = "SW6";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ key-a {
+ gpios = <&gpio3 9 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_A>;
+ label = "SW12-1";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ key-b {
+ gpios = <&gpio3 10 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_B>;
+ label = "SW12-2";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ key-c {
+ gpios = <&gpio3 11 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_C>;
+ label = "SW12-3";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ key-d {
+ gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_D>;
+ label = "SW12-4";
+ wakeup-source;
+ debounce-interval = <20>;
+ };
+ };
+
d3_3v: regulator-d3-3v {
compatible = "regulator-fixed";
regulator-name = "D3.3V";
@@ -153,6 +210,84 @@
clocks = <&x9_clk>;
};
};
+
+ gpioi2c1: i2c-9 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "i2c-gpio";
+ status = "disabled";
+ scl-gpios = <&gpio4 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ sda-gpios = <&gpio4 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ i2c-gpio,delay-us = <5>;
+ };
+
+ /*
+ * A fallback to GPIO is provided for I2C1.
+ */
+ i2chdmi: i2c-10 {
+ compatible = "i2c-demux-pinctrl";
+ i2c-parent = <&i2c1>, <&gpioi2c1>;
+ i2c-bus-name = "i2c-hdmi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ak4643: codec@12 {
+ compatible = "asahi-kasei,ak4643";
+ #sound-dai-cells = <0>;
+ reg = <0x12>;
+ };
+
+ composite-in@20 {
+ compatible = "adi,adv7180";
+ reg = <0x20>;
+ remote = <&vin0>;
+
+ port {
+ adv7180: endpoint {
+ bus-width = <8>;
+ remote-endpoint = <&vin0ep>;
+ };
+ };
+ };
+
+ hdmi@39 {
+ compatible = "adi,adv7511w";
+ reg = <0x39>;
+ interrupt-parent = <&gpio5>;
+ interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
+
+ adi,input-depth = <8>;
+ adi,input-colorspace = "rgb";
+ adi,input-clock = "1x";
+ adi,input-style = <1>;
+ adi,input-justification = "evenly";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ adv7511_in: endpoint {
+ remote-endpoint = <&du_out_rgb0>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ adv7511_out: endpoint {
+ remote-endpoint = <&hdmi_con>;
+ };
+ };
+ };
+ };
+
+ eeprom@50 {
+ compatible = "renesas,r1ex24002", "atmel,24c02";
+ reg = <0x50>;
+ pagesize = <16>;
+ };
+ };
};
&extal_clk {
@@ -268,61 +403,9 @@
&i2c1 {
pinctrl-0 = <&i2c1_pins>;
- pinctrl-names = "default";
+ pinctrl-names = "i2c-hdmi";
- status = "okay";
clock-frequency = <400000>;
-
- ak4643: codec@12 {
- compatible = "asahi-kasei,ak4643";
- #sound-dai-cells = <0>;
- reg = <0x12>;
- };
-
- composite-in@20 {
- compatible = "adi,adv7180";
- reg = <0x20>;
- remote = <&vin0>;
-
- port {
- adv7180: endpoint {
- bus-width = <8>;
- remote-endpoint = <&vin0ep>;
- };
- };
- };
-
- hdmi@39 {
- compatible = "adi,adv7511w";
- reg = <0x39>;
- interrupt-parent = <&gpio5>;
- interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
-
- adi,input-depth = <8>;
- adi,input-colorspace = "rgb";
- adi,input-clock = "1x";
- adi,input-style = <1>;
- adi,input-justification = "evenly";
-
- ports {
- #address-cells = <1>;
- #size-cells = <0>;
-
- port@0 {
- reg = <0>;
- adv7511_in: endpoint {
- remote-endpoint = <&du_out_rgb0>;
- };
- };
-
- port@1 {
- reg = <1>;
- adv7511_out: endpoint {
- remote-endpoint = <&hdmi_con>;
- };
- };
- };
- };
};
&mmcif0 {
OpenPOWER on IntegriCloud