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

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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@xxxxxx>
---
  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";
  };




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