[PATCH v2 11/13] ARM: dts: db600c: add i2c support
Srinivas Kandagatla
srinivas.kandagatla at linaro.org
Tue Apr 12 02:34:00 PDT 2016
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 at linaro.org>
---
arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts | 46 +++++++++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts b/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts
index 8c18a4b..2f0dfff 100644
--- a/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts
+++ b/arch/arm/boot/dts/qcom-apq8064-arrow-db600c.dts
@@ -9,6 +9,10 @@
aliases {
serial0 = &gsbi7_serial;
serial1 = &gsbi1_serial;
+ i2c0 = &gsbi2_i2c;
+ i2c1 = &gsbi3_i2c;
+ i2c2 = &gsbi4_i2c;
+ i2c3 = &gsbi7_i2c;
};
regulators {
@@ -141,6 +145,42 @@
};
};
+ gsbi at 12480000 {
+ status = "okay";
+ qcom,mode = <GSBI_PROT_I2C>;
+ i2c at 124a0000 {
+ /* On Low speed expansion and Sensors */
+ label = "LS-I2C0";
+ status = "okay";
+ };
+ };
+
+ gsbi at 16200000 {
+ status = "okay";
+ qcom,mode = <GSBI_PROT_I2C>;
+ i2c at 16280000 {
+ /* On Low speed expansion */
+ status = "okay";
+ label = "LS-I2C1";
+ clock-frequency = <200000>;
+ eeprom at 52 {
+ compatible = "atmel,24c128";
+ reg = <0x52>;
+ pagesize = <64>;
+ };
+ };
+ };
+
+ gsbi at 16300000 {
+ status = "okay";
+ qcom,mode = <GSBI_PROT_I2C>;
+ i2c at 16380000 {
+ /* On High speed expansion */
+ label = "HS-CAM-I2C3";
+ status = "okay";
+ };
+ };
+
/* DEBUG UART */
gsbi at 16600000 {
status = "okay";
@@ -151,6 +191,12 @@
pinctrl-names = "default";
pinctrl-0 = <&gsbi7_uart_2pins>;
};
+
+ i2c at 16680000 {
+ /* On High speed expansion */
+ status = "okay";
+ label = "HS-CAM-I2C2";
+ };
};
leds {
--
2.5.0
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