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ARM: dts: stm32: Add bindings for audio on AV96

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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: 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: Alexandre Torgue <alexandre.torgue@st.com>
This commit is contained in:
Marek Vasut 2020-04-22 12:46:11 +02:00 committed by Alexandre Torgue
parent dcf185ca81
commit e027da3427
1 changed files with 39 additions and 0 deletions
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39
arch/arm/boot/dts/stm32mp157a-avenger96.dts
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@ -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";
};
/* Enpirion EP3A8LQI U2 on the DHCOR */
vdd_io: regulator-buck-io {
compatible = "regulator-fixed";
@ -361,6 +368,13 @@ adv7513_out: endpoint {
remote-endpoint = <&hdmi_con>;
};
};
port@2 {
reg = <2>;
adv7513_i2s0: endpoint {
remote-endpoint = <&sai2a_endpoint>;
};
};
};
};
@ -425,6 +439,31 @@ &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>;