linux-kernel - Re: [PATCH] ARM: dts: stm32: add hdmi audio support to stm32mp157a-dk1 board

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Message-ID: <c08018be-a785-57d4-d74f-833d644efff1@st.com>
Date:   Fri, 25 Oct 2019 12:00:31 +0200
From:   Alexandre Torgue <alexandre.torgue@...com>
To:     Olivier Moysan <olivier.moysan@...com>,
        <linux-stm32@...md-mailman.stormreply.com>, <robh@...nel.org>,
        <mark.rutland@....com>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: dts: stm32: add hdmi audio support to
 stm32mp157a-dk1 board

Hi olivier

On 10/10/19 3:02 PM, Olivier Moysan wrote:
> Add HDMI audio support through Sil9022 HDMI transceiver
> on stm32mp157a-dk1 board.
> 
> Signed-off-by: Olivier Moysan <olivier.moysan@...com>
> ---
>   arch/arm/boot/dts/stm32mp157a-dk1.dts | 27 ++++++++++++++++++++++++++-
>   1 file changed, 26 insertions(+), 1 deletion(-)
> 

Applied on stm32-next.

Thanks.
Alex

> diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
> index 5ad4cef9e971..7a20640c00a9 100644
> --- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
> +++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
> @@ -92,7 +92,7 @@
>   			"Playback" , "MCLK",
>   			"Capture" , "MCLK",
>   			"MICL" , "Mic Bias";
> -		dais = <&sai2a_port &sai2b_port>;
> +		dais = <&sai2a_port &sai2b_port &i2s2_port>;
>   		status = "okay";
>   	};
>   };
> @@ -173,6 +173,7 @@
>   		reset-gpios = <&gpioa 10 GPIO_ACTIVE_LOW>;
>   		interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
>   		interrupt-parent = <&gpiog>;
> +		#sound-dai-cells = <0>;
>   		status = "okay";
>   
>   		ports {
> @@ -185,6 +186,13 @@
>   					remote-endpoint = <&ltdc_ep0_out>;
>   				};
>   			};
> +
> +			port@3 {
> +				reg = <3>;
> +				sii9022_tx_endpoint: endpoint {
> +					remote-endpoint = <&i2s2_endpoint>;
> +				};
> +			};
>   		};
>   	};
>   
> @@ -370,6 +378,23 @@
>   	};
>   };
>   
> +&i2s2 {
> +	clocks = <&rcc SPI2>, <&rcc SPI2_K>, <&rcc PLL3_Q>, <&rcc PLL3_R>;
> +	clock-names = "pclk", "i2sclk", "x8k", "x11k";
> +	pinctrl-names = "default", "sleep";
> +	pinctrl-0 = <&i2s2_pins_a>;
> +	pinctrl-1 = <&i2s2_pins_sleep_a>;
> +	status = "okay";
> +
> +	i2s2_port: port {
> +		i2s2_endpoint: endpoint {
> +			remote-endpoint = <&sii9022_tx_endpoint>;
> +			format = "i2s";
> +			mclk-fs = <256>;
> +		};
> +	};
> +};
> +
>   &ipcc {
>   	status = "okay";
>   };
>