@@ -98,6 +98,13 @@ sd_switch: regulator-sd_switch {
<2900000 0x0>;
};
+ sound {
+ compatible = "audio-graph-card";
+ label = "STM32MP1-AV96-HDMI";
+ dais = <&sai2a_port>;
+ status = "okay";
+ };
+
wlan_pwr: regulator-wlan {
compatible = "regulator-fixed";
@@ -353,6 +360,13 @@ adv7513_out: endpoint {
remote-endpoint = <&hdmi_con>;
};
};
+
+ port@2 {
+ reg = <2>;
+ adv7513_i2s0: endpoint {
+ remote-endpoint = <&sai2a_endpoint>;
+ };
+ };
};
};
@@ -417,6 +431,31 @@ &rtc {
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>;
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: Marek Vasut <marex@denx.de> Cc: Alexandre Torgue <alexandre.torgue@st.com> 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 --- arch/arm/boot/dts/stm32mp157a-avenger96.dts | 39 +++++++++++++++++++++ 1 file changed, 39 insertions(+)