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[v2,3/5] ARM: sun6i: Enable the I2C controllers

Message ID 1389609293-2824-4-git-send-email-maxime.ripard@free-electrons.com (mailing list archive)
State New, archived
Headers show

Commit Message

Maxime Ripard Jan. 13, 2014, 10:34 a.m. UTC 
The A31 has 4 I2C controllers that are the same than the one in the
other Allwinner SoCs, except for the fact that they are asserted in
reset by the reset unit.

Add these i2c controllers to the DTSI.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
---
 arch/arm/boot/dts/sun6i-a31.dtsi | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/sun6i-a31.dtsi b/arch/arm/boot/dts/sun6i-a31.dtsi
index 5256ad9..7dac496 100644
--- a/arch/arm/boot/dts/sun6i-a31.dtsi
+++ b/arch/arm/boot/dts/sun6i-a31.dtsi
@@ -312,6 +312,46 @@ 
 			status = "disabled";
 		};
 
+		i2c0: i2c@01c2ac00 {
+			compatible = "allwinner,sun6i-a31-i2c";
+			reg = <0x01c2ac00 0x400>;
+			interrupts = <0 6 4>;
+			clocks = <&apb2_gates 0>;
+			clock-frequency = <100000>;
+			resets = <&apb2_rst 0>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@01c2b000 {
+			compatible = "allwinner,sun6i-a31-i2c";
+			reg = <0x01c2b000 0x400>;
+			interrupts = <0 7 4>;
+			clocks = <&apb2_gates 1>;
+			clock-frequency = <100000>;
+			resets = <&apb2_rst 1>;
+			status = "disabled";
+		};
+
+		i2c2: i2c@01c2b400 {
+			compatible = "allwinner,sun6i-a31-i2c";
+			reg = <0x01c2b400 0x400>;
+			interrupts = <0 8 4>;
+			clocks = <&apb2_gates 2>;
+			clock-frequency = <100000>;
+			resets = <&apb2_rst 2>;
+			status = "disabled";
+		};
+
+		i2c3: i2c@01c2b800 {
+			compatible = "allwinner,sun6i-a31-i2c";
+			reg = <0x01c2b800 0x400>;
+			interrupts = <0 9 4>;
+			clocks = <&apb2_gates 3>;
+			clock-frequency = <100000>;
+			resets = <&apb2_rst 3>;
+			status = "disabled";
+		};
+
 		gic: interrupt-controller@01c81000 {
 			compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
 			reg = <0x01c81000 0x1000>,