[PATCH 1/2] arm: at91: dt: at91sam9x5: add i2c pinctrl

Richard Genoud richard.genoud at gmail.com
Tue Mar 12 12:54:45 EDT 2013


This adds the at19 i2c controller pin muxes for at91sam9x5 based boards.

Signed-off-by: Richard Genoud <richard.genoud at gmail.com>
---
 based on v3.9-rc2

 arch/arm/boot/dts/at91sam9x5.dtsi |   30 ++++++++++++++++++++++++++++++
 1 files changed, 30 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index aa98e64..8cbcff4 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -319,6 +319,30 @@
 					};
 				};
 
+				i2c0 {
+					pinctrl_i2c0: i2c0-0 {
+						atmel,pins =
+							<0 30 0x1 0x0	/* PA30 periph A I2C0 data */
+							 0 31 0x1 0x0>;	/* PA31 periph A I2C0 clock */
+					};
+				};
+
+				i2c1 {
+					pinctrl_i2c1: i2c1-0 {
+						atmel,pins =
+							<2 0 0x3 0x0	/* PC0 periph C I2C1 data */
+							 2 1 0x3 0x0>;	/* PC1 periph C I2C1 clock */
+					};
+				};
+
+				i2c2 {
+					pinctrl_i2c2: i2c2-0 {
+						atmel,pins =
+							<1 4 0x2 0x0	/* PB4 periph B I2C2 data */
+							 1 5 0x2 0x0>;	/* PB5 periph B I2C2 clock */
+					};
+				};
+
 				pioA: gpio at fffff400 {
 					compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
 					reg = <0xfffff400 0x200>;
@@ -447,6 +471,8 @@
 				interrupts = <9 4 6>;
 				#address-cells = <1>;
 				#size-cells = <0>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_i2c0>;
 				status = "disabled";
 			};
 
@@ -456,6 +482,8 @@
 				interrupts = <10 4 6>;
 				#address-cells = <1>;
 				#size-cells = <0>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_i2c1>;
 				status = "disabled";
 			};
 
@@ -465,6 +493,8 @@
 				interrupts = <11 4 6>;
 				#address-cells = <1>;
 				#size-cells = <0>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_i2c2>;
 				status = "disabled";
 			};
 
-- 
1.7.2.5




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