Commit e027da34 authored by Marek Vasut's avatar Marek Vasut Committed by Alexandre Torgue
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ARM: dts: stm32: Add bindings for audio on AV96 



Fill in the bindings for HDMI audio on AV96, this permits audio playback
via attached HDMI device if such device supports it.

Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: default avatarAlexandre Torgue <alexandre.torgue@st.com>
parent dcf185ca

arch/arm/boot/dts/stm32mp157a-avenger96.dts

+39 −0
Original line number Diff line number Diff line
@@ -98,6 +98,13 @@ 
			 <2900000 0x0>;

	};



	sound {

		compatible = "audio-graph-card";

		label = "STM32MP1-AV96-HDMI";

		dais = <&sai2a_port>;

		status = "okay";

	};



	/* Enpirion EP3A8LQI U2 on the DHCOR */

	vdd_io: regulator-buck-io {

		compatible = "regulator-fixed";
@@ -361,6 +368,13 @@ 
					remote-endpoint = <&hdmi_con>;

				};

			};



			port@2 {

				reg = <2>;

				adv7513_i2s0: endpoint {

					remote-endpoint = <&sai2a_endpoint>;

				};

			};

		};

	};
@@ -425,6 +439,31 @@ 
	status = "okay";

};



&sai2 {

	clocks = <&rcc SAI2>, <&rcc PLL3_Q>, <&rcc PLL3_R>;

	pinctrl-names = "default", "sleep";

	pinctrl-0 = <&sai2a_pins_c>;

	pinctrl-1 = <&sai2a_sleep_pins_c>;

	clock-names = "pclk", "x8k", "x11k";

	status = "okay";



	sai2a: audio-controller@4400b004 {

		#clock-cells = <0>;

		dma-names = "tx";

		clocks = <&rcc SAI2_K>;

		clock-names = "sai_ck";

		status = "okay";



		sai2a_port: port {

			sai2a_endpoint: endpoint {

				remote-endpoint = <&adv7513_i2s0>;

				format = "i2s";

				mclk-fs = <256>;

			};

		};

	};

};



&sdmmc1 {

	pinctrl-names = "default", "opendrain", "sleep";

	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_b>;