arm: dts: owl-s500-roseapplepi: Add I2C pinctrl configuration

Add pinctrl definitions for the I2C controllers used in RoseapplePi SBC.
For the moment enable only I2C0, which is used by the ATC2603C PMIC.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>

diff --git a/arch/arm/boot/dts/owl-s500-roseapplepi.dts b/arch/arm/boot/dts/owl-s500-roseapplepi.dts
index fe9ae36..ff91561 100644 (file)
--- a/arch/arm/boot/dts/owl-s500-roseapplepi.dts
+++ b/arch/arm/boot/dts/owl-s500-roseapplepi.dts
@@ -37,7 +37,51 @@
        };
 };
 
+&i2c0 {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c0_pins>;
+};
+
+&i2c1 {
+       status = "disabled";
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c1_pins>;
+};
+
+&i2c2 {
+       status = "disabled";
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c2_pins>;
+};
+
 &pinctrl {
+       i2c0_pins: i2c0-pins {
+               pinmux {
+                       groups = "i2c0_mfp";
+                       function = "i2c0";
+               };
+
+               pinconf {
+                       pins = "i2c0_sclk", "i2c0_sdata";
+                       bias-pull-up;
+               };
+       };
+
+       i2c1_pins: i2c1-pins {
+               pinconf {
+                       pins = "i2c1_sclk", "i2c1_sdata";
+                       bias-pull-up;
+               };
+       };
+
+       i2c2_pins: i2c2-pins {
+               pinconf {
+                       pins = "i2c2_sclk", "i2c2_sdata";
+                       bias-pull-up;
+               };
+       };
+
        mmc0_pins: mmc0-pins {
                pinmux {
                        groups = "sd0_d0_mfp", "sd0_d1_mfp", "sd0_d2_d3_mfp",