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authorOlivier Moysan <olivier.moysan@st.com>2019-10-10 16:02:47 +0300
committerAlexandre Torgue <alexandre.torgue@st.com>2019-10-25 15:28:42 +0300
commit376d5d86cb208c43887feaa1823901aa34ab58c4 (patch)
treeec2360862844aa39f3a2d6d385d3a21af7a31ccf /arch/arm/boot/dts/stm32mp157a-dk1.dts
parent4951d99551661eef9a74e35e39c0424e3d2494a5 (diff)
downloadlinux-376d5d86cb208c43887feaa1823901aa34ab58c4.tar.xz
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 <olivier.moysan@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Diffstat (limited to 'arch/arm/boot/dts/stm32mp157a-dk1.dts')
-rw-r--r--arch/arm/boot/dts/stm32mp157a-dk1.dts27
1 files changed, 26 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 3a57be31a55d..1cffe0a7770b 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -93,7 +93,7 @@
"Playback" , "MCLK",
"Capture" , "MCLK",
"MICL" , "Mic Bias";
- dais = <&sai2a_port &sai2b_port>;
+ dais = <&sai2a_port &sai2b_port &i2s2_port>;
status = "okay";
};
};
@@ -174,6 +174,7 @@
reset-gpios = <&gpioa 10 GPIO_ACTIVE_LOW>;
interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
interrupt-parent = <&gpiog>;
+ #sound-dai-cells = <0>;
status = "okay";
ports {
@@ -186,6 +187,13 @@
remote-endpoint = <&ltdc_ep0_out>;
};
};
+
+ port@3 {
+ reg = <3>;
+ sii9022_tx_endpoint: endpoint {
+ remote-endpoint = <&i2s2_endpoint>;
+ };
+ };
};
};
@@ -371,6 +379,23 @@
};
};
+&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";
};