[PATCH 11/12] ARM: dts: dragonboard-600c: add i2c support
From: Srinivas Kandagatla <hidden>
Date: 2016-03-23 19:48:18
Also in:
linux-arm-kernel, linux-arm-msm, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> --- .../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