2019-10-10 13:04:01

by Olivier Moysan

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

Add HDMI audio support through Sil9022 HDMI transceiver
on stm32mp157a-dk1 board.

Signed-off-by: Olivier Moysan <[email protected]>
---
arch/arm/boot/dts/stm32mp157a-dk1.dts | 27 ++++++++++++++++++++++++++-
1 file changed, 26 insertions(+), 1 deletion(-)

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";
};
--
2.17.1

2019-10-25 19:39:23

by Alexandre Torgue

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 <[email protected]>
> ---
> 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";
> };
>