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Diffstat (limited to 'arch/arm/boot/dts/at91rm9200.dtsi')
-rw-r--r--arch/arm/boot/dts/at91rm9200.dtsi28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91rm9200.dtsi b/arch/arm/boot/dts/at91rm9200.dtsi
index b0268a5f4b4..5d3ed5aafc6 100644
--- a/arch/arm/boot/dts/at91rm9200.dtsi
+++ b/arch/arm/boot/dts/at91rm9200.dtsi
@@ -29,6 +29,7 @@
gpio3 = &pioD;
tcb0 = &tcb0;
tcb1 = &tcb1;
+ i2c0 = &i2c0;
ssc0 = &ssc0;
ssc1 = &ssc1;
ssc2 = &ssc2;
@@ -91,6 +92,17 @@
interrupts = <20 4 0 21 4 0 22 4 0>;
};
+ i2c0: i2c@fffb8000 {
+ compatible = "atmel,at91rm9200-i2c";
+ reg = <0xfffb8000 0x4000>;
+ interrupts = <12 4 6>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_twi>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
mmc0: mmc@fffb4000 {
compatible = "atmel,hsmci";
reg = <0xfffb4000 0x4000>;
@@ -365,6 +377,20 @@
};
};
+ twi {
+ pinctrl_twi: twi-0 {
+ atmel,pins =
+ <0 25 0x1 0x2 /* PA25 periph A with multi drive */
+ 0 26 0x1 0x2>; /* PA26 periph A with multi drive */
+ };
+
+ pinctrl_twi_gpio: twi_gpio-0 {
+ atmel,pins =
+ <0 25 0x0 0x2 /* PA25 GPIO with multi drive */
+ 0 26 0x0 0x2>; /* PA26 GPIO with multi drive */
+ };
+ };
+
pioA: gpio@fffff400 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x200>;
@@ -500,6 +526,8 @@
i2c-gpio,sda-open-drain;
i2c-gpio,scl-open-drain;
i2c-gpio,delay-us = <2>; /* ~100 kHz */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_twi_gpio>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";