ARM: dts: omap3-n900: Add pinctrl for i2c devices

Add pin muxing support for the Nokia N900 i2c controllers.

Signed-off-by: Sebastian Reichel <sre@debian.org>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index e13b697f8bce..ad4edd95b5b1 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -28,7 +28,35 @@
 
 };
 
+&omap3_pmx_core {
+        pinctrl-names = "default";
+
+        i2c1_pins: pinmux_i2c1_pins {
+                pinctrl-single,pins = <
+                        0x18a (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c1_scl */
+                        0x18c (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c1_sda */
+                >;
+        };
+
+        i2c2_pins: pinmux_i2c2_pins {
+                pinctrl-single,pins = <
+                        0x18e (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c2_scl */
+                        0x190 (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c2_sda */
+                >;
+        };
+
+        i2c3_pins: pinmux_i2c3_pins {
+                pinctrl-single,pins = <
+                        0x192 (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c3_scl */
+                        0x194 (PIN_INPUT_PULLUP | MUX_MODE0)    /* i2c3_sda */
+                >;
+        };
+};
+
 &i2c1 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2c1_pins>;
+
         clock-frequency = <2200000>;
 
         twl: twl@48 {
@@ -39,6 +67,7 @@
 };
 
 #include "twl4030.dtsi"
+#include "twl4030_omap3.dtsi"
 
 &twl_gpio {
         ti,pullups      = <0x0>;
@@ -46,10 +75,16 @@
 };
 
 &i2c2 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2c2_pins>;
+
         clock-frequency = <400000>;
 };
 
 &i2c3 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&i2c3_pins>;
+
         clock-frequency = <100000>;
 };