[PATCH 4/4] ARM64: dts: gxbb: add i2c bus
Jerome Brunet
jbrunet at baylibre.com
Wed Sep 14 03:06:08 PDT 2016
Add nodes for i2c bus on gxbb based platforms.
On the OdroidC2 (I2C A) and P200 (I2C B), the pull-up resistor are
present directly on the board. This indicates that these pins are
dedicated to i2c.
Signed-off-by: Jerome Brunet <jbrunet at baylibre.com>
---
arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 6 ++++++
arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts | 6 ++++++
2 files changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index 4f1554a27422..c6d78d3a018f 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -180,3 +180,9 @@
vmmc-supply = <&vcc3v3>;
vqmmc-supply = <&vcc1v8>;
};
+
+&i2c_A {
+ status = "okay";
+ pinctrl-0 = <&i2c_a_pins>;
+ pinctrl-names = "default";
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts
index 62979076e250..03e3d76626dd 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts
@@ -50,3 +50,9 @@
compatible = "amlogic,p200", "amlogic,meson-gxbb";
model = "Amlogic Meson GXBB P200 Development Board";
};
+
+&i2c_B {
+ status = "okay";
+ pinctrl-0 = <&i2c_b_pins>;
+ pinctrl-names = "default";
+};
--
2.7.4
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