From ac888a8895b1b4c4aa6c7df70ecc0056b1e96787 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Wed, 23 Oct 2013 00:49:30 +0200 Subject: [PATCH] ARM: dts: omap3-n900: Add pinctrl for i2c devices Add pin muxing support for the Nokia N900 i2c controllers. Signed-off-by: Sebastian Reichel Signed-off-by: Benoit Cousson --- arch/arm/boot/dts/omap3-n900.dts | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts index e13b697..ad4edd9 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>; }; -- 2.7.4