[PATCH v2 4/5] arm64: dts: rockchip: add ES8316 codec for ROCK Pi 4

From: Alex Bee
Date: Fri Jun 18 2021 - 14:13:38 EST


ROCK Pi 4 boards have the codec connected to i2s0 and it is accessible
via i2c1 address 0x11.
Add an audio-graph-card for it.

Signed-off-by: Alex Bee <knaerzche@xxxxxxxxx>
---
.../boot/dts/rockchip/rk3399-rock-pi-4.dtsi | 28 +++++++++++++++++++
1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
index 7d0a7c697703..80925a58e470 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
@@ -36,6 +36,12 @@ sdio_pwrseq: sdio-pwrseq {
reset-gpios = <&gpio0 RK_PB2 GPIO_ACTIVE_LOW>;
};

+ sound {
+ compatible = "audio-graph-card";
+ label = "Analog";
+ dais = <&i2s0_p0>;
+ };
+
vcc12v_dcin: dc-12v {
compatible = "regulator-fixed";
regulator-name = "vcc12v_dcin";
@@ -422,6 +428,20 @@ &i2c1 {
i2c-scl-rising-time-ns = <300>;
i2c-scl-falling-time-ns = <15>;
status = "okay";
+
+ es8316: codec@11 {
+ compatible = "everest,es8316";
+ reg = <0x11>;
+ clocks = <&cru SCLK_I2S_8CH_OUT>;
+ clock-names = "mclk";
+ #sound-dai-cells = <0>;
+
+ port {
+ es8316_p0_0: endpoint {
+ remote-endpoint = <&i2s0_p0_0>;
+ };
+ };
+ };
};

&i2c3 {
@@ -441,6 +461,14 @@ &i2s0 {
rockchip,capture-channels = <2>;
rockchip,playback-channels = <2>;
status = "okay";
+
+ i2s0_p0: port {
+ i2s0_p0_0: endpoint {
+ dai-format = "i2s";
+ mclk-fs = <256>;
+ remote-endpoint = <&es8316_p0_0>;
+ };
+ };
};

&i2s1 {
--
2.27.0