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 <bay@xxxxxxxxxxxx>
Signed-off-by: Alexsey Shestacov <wingrime@xxxxxxxxxxxxxxx>
---
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 | 32 +++++++++++++++++++++++++++++
3 files changed, 44 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
index feeff64..b44d61b 100644
--- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
+++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
@@ -65,6 +65,12 @@
};
};
+ ir0: ir@01c21800 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&ir0_pins_a>;
+ status = "okay";
+ };
+
uart0: serial@01c28000 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
index e288562..5f5c31d 100644
--- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
+++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
@@ -121,6 +121,12 @@
};
};
+ ir0: ir@01c21800 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&ir0_pins_a>;
+ status = "okay";
+ };
+
uart0: serial@01c28000 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index 0ae2b77..fe1f8ff 100644
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -724,6 +724,20 @@
allwinner,drive = <2>;
allwinner,pull = <0>;
};
+
+ ir0_pins_a: ir0@0 {
+ allwinner,pins = "PB3","PB4";
+ allwinner,function = "ir0";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+
+ ir1_pins_a: ir1@0 {
+ allwinner,pins = "PB22","PB23";
+ allwinner,function = "ir1";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
};
timer@01c20c00 {
@@ -749,6 +763,24 @@
interrupts = <0 24 4>;
};
+ ir0: ir@01c21800 {
+ 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@01c21c00 {
+ compatible = "allwinner,sun7i-a20-ir";
+ clocks = <&apb0_gates 7>, <&ir1_clk>;
+ clock-names = "apb", "ir";
+ interrupts = <0 6 4>;
+ reg = <0x01c21c00 0x40>;
+ status = "disabled";
+ };
+
lradc: lradc@01c22800 {
compatible = "allwinner,sun4i-lradc-keys";
reg = <0x01c22800 0x100>;
--
1.9.3
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