[PATCH v3] ARM64: dts: meson-axg: enable IR controller

[jbrunet@baylibre.com (Jerome Brunet)]

On Fri, 2017-12-15 at 22:59 +0800, Yixun Lan wrote:
> Enable IR remote controller which found in Amlogic's Meson-AXG SoCs.
> 
> Signed-off-by: Yixun Lan <yixun.lan@amlogic.com>
> 
> ---
> 
> Changes since v2 at [2]
>  - rebase to Kevin's v4.16/dt64 branch
>  - this patch depend on pinctrl DT driver
> 
> Changes since v1 at [1]:
>  - drop the compatbile 'amlogic,meson-gx-ir'
> 
> [2]
> http://lists.infradead.org/pipermail/linux-amlogic/2017-December/005574.html
> 
> [1]
>  http://lists.infradead.org/pipermail/linux-amlogic/2017-November/005527.html
> ---
>  arch/arm64/boot/dts/amlogic/meson-axg-s400.dts |  6 ++++++
>  arch/arm64/boot/dts/amlogic/meson-axg.dtsi     | 14 ++++++++++++++
>  2 files changed, 20 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> index 70eca1f8736a..e85fb665f12e 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
> @@ -20,3 +20,9 @@
>  &uart_AO {
>  	status = "okay";
>  };
> +
> +&ir {
> +	status = "okay";
> +	pinctrl-0 = <&remote_input_ao_pins>;
> +	pinctrl-names = "default";
> +};
> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> index a0d7b10da512..1cd34141a5c1 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> @@ -223,6 +223,13 @@
>  					#gpio-cells = <2>;
>  					gpio-ranges = <&pinctrl_aobus 0 0 15>;
>  				};
> +
> +				remote_input_ao_pins: remote_input_ao {
> +					mux {
> +						groups = "remote_input_ao";
> +						function = "remote_input_ao";
> +					};
> +				};
>  			};
>  
>  			uart_AO: serial at 3000 {
> @@ -242,6 +249,13 @@
>  				clock-names = "xtal", "pclk", "baud";
>  				status = "disabled";
>  			};
> +
> +			ir: ir at 8000 {
> +				compatible = "amlogic,meson-gxbb-ir";

compatible = "amlogic,meson-axg-ir", "amlogic,meson-gxbb-ir";

please (and the binding doc patch)

> +				reg = <0x0 0x8000 0x0 0x20>;
> +				interrupts = <GIC_SPI 196 IRQ_TYPE_EDGE_RISING>;
> +				status = "disabled";
> +			};
>  		};
>  	};
>  };