Thread (9 messages) 9 messages, 4 authors, 2014-05-08

[PATCH v5 3/3] ARM: sunxi: Add IR controller support in DT on A20

From: Maxime Ripard <hidden>
Date: 2014-05-03 18:50:10
Also in: linux-devicetree, linux-media, lkml

On Wed, Apr 30, 2014 at 09:16:50PM +0600, Alexander Bersenev wrote:
quoted hunk ↗ jump to hunk
This patch adds IR controller in A20 Device-Tree:
- Two IR devices found in A20 user manual
- Pins for two devices
- One IR device physically found on Cubieboard 2
- One IR device physically found on Cubietruck

Signed-off-by: Alexander Bersenev <redacted>
Signed-off-by: Alexsey Shestacov <redacted>
---
 arch/arm/boot/dts/sun7i-a20-cubieboard2.dts |  6 ++++++
 arch/arm/boot/dts/sun7i-a20-cubietruck.dts  |  6 ++++++
 arch/arm/boot/dts/sun7i-a20.dtsi            | 31 +++++++++++++++++++++++++++++
 3 files changed, 43 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
index feeff64..2564e8c 100644
--- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
+++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
@@ -164,6 +164,12 @@
 				reg = <1>;
 			};
 		};
+
+		ir0: ir at 01c21800 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&ir0_pins_a>;
+			status = "okay";
+		};
 	};
 
 	leds {
diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
index e288562..e375e89 100644
--- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
+++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
@@ -232,6 +232,12 @@
 				reg = <1>;
 			};
 		};
+
+		ir0: ir at 01c21800 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&ir0_pins_a>;
+			status = "okay";
+		};
 	};
 
 	leds {
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 0ae2b77..bb655a5 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -724,6 +724,19 @@
 				allwinner,drive = <2>;
 				allwinner,pull = <0>;
 			};
+
+			ir0_pins_a: ir0 at 0 {
+				    allwinner,pins = "PB3","PB4";
+				    allwinner,function = "ir0";
+				    allwinner,drive = <0>;
+				    allwinner,pull = <0>;
+			};
+			ir1_pins_a: ir1 at 0 {
+				    allwinner,pins = "PB22","PB23";
+				    allwinner,function = "ir1";
+				    allwinner,drive = <0>;
+				    allwinner,pull = <0>;
+			};
 		};
 
 		timer at 01c20c00 {
@@ -937,5 +950,23 @@
 			#interrupt-cells = <3>;
 			interrupts = <1 9 0xf04>;
 		};
+
+       		ir0: ir at 01c21800 {
This line...
+	     		compatible = "allwinner,sun7i-a20-ir";
+			clocks = <&apb0_gates 6>, <&ir0_clk>;
+			clock-names = "apb", "ir";
+			interrupts = <0 5 4>;
+			reg = <0x01c21800 0x40>;
+			status = "disabled";
+		};
+
+       		ir1: ir at 01c21c00 {
... and this one are indented a tab too far.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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