[PATCH 11/12] ARM: dts: dragonboard-600c: add i2c support

From: Srinivas Kandagatla
Date: Wed Mar 23 2016 - 15:48:22 EST


This patch adds nodes required to enable 4 i2c buses on the board which
are connected to various sensors and eeprom.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
.../arm/boot/dts/qcom-apq8064-dragonboard-600c.dts | 46 ++++++++++++++++++++++
1 file changed, 46 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts b/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
index 4fecd94..942de04 100644
--- a/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-dragonboard-600c.dts
@@ -8,6 +8,10 @@
aliases {
serial0 = &gsbi7_serial;
serial1 = &gsbi1_serial;
+ i2c0 = &gsbi2_i2c;
+ i2c1 = &gsbi3_i2c;
+ i2c2 = &gsbi4_i2c;
+ i2c3 = &gsbi7_i2c;
};

regulators {
@@ -180,6 +184,42 @@
};
};

+ gsbi@12480000 {
+ status = "okay";
+ qcom,mode = <GSBI_PROT_I2C>;
+ i2c@124a0000 {
+ /* On Low speed expansion and Sensors */
+ label = "LS-I2C0";
+ status = "okay";
+ };
+ };
+
+ gsbi@16200000 {
+ status = "okay";
+ qcom,mode = <GSBI_PROT_I2C>;
+ i2c@16280000 {
+ /* On Low speed expansion */
+ status = "okay";
+ label = "LS-I2C1";
+ clock-frequency = <200000>;
+ eeprom@52 {
+ compatible = "atmel,24c128";
+ reg = <0x52>;
+ pagesize = <64>;
+ };
+ };
+ };
+
+ gsbi@16300000 {
+ status = "okay";
+ qcom,mode = <GSBI_PROT_I2C>;
+ i2c@16380000 {
+ /* On High speed expansion */
+ label = "HS-CAM-I2C3";
+ status = "okay";
+ };
+ };
+
/* DEBUG UART */
gsbi@16600000 {
status = "okay";
@@ -190,6 +230,12 @@
pinctrl-names = "default";
pinctrl-0 = <&gsbi7_uart_2pins>;
};
+
+ i2c@16680000 {
+ /* On High speed expansion */
+ status = "okay";
+ label = "HS-CAM-I2C2";
+ };
};

leds {
--
2.5.0