Hi Adrian,
I've submitted similar patch already. Its part of [1]
There is no headphone detection pin in the schematics, btw.
[1]
https://patchwork.kernel.org/project/linux-rockchip/cover/20210618181256.27992-1-knaerzche@xxxxxxxxx/
Best,
Alex
Am 28.06.21 um 13:30 schrieb Adrian Ratiu:
This adds the necessary pinctrl and nodes to enable the
analog audio on rk3399 rock-pi-4 SBCs using the es8316
codec and the audio-graph-card driver.
Signed-off-by: Adrian Ratiu <adrian.ratiu@xxxxxxxxxxxxx>
---
.../boot/dts/rockchip/rk3399-rock-pi-4.dtsi | 38 +++++++++++++++++++
1 file changed, 38 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 b28888ea9262..77781d9150ac 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
@@ -128,6 +128,12 @@ vdd_log: vdd-log {
regulator-max-microvolt = <1400000>;
vin-supply = <&vcc5v0_sys>;
};
+
+ sound {
+ compatible = "audio-graph-card";
+ label = "rockchip,rk3399";
+ dais = <&i2s0_p0>;
+ };
};
&cpu_l0 {
@@ -422,6 +428,24 @@ &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";
+ pinctrl-names = "default";
+ pinctrl-0 = <&hp_det_pin>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <RK_PA0 IRQ_TYPE_LEVEL_HIGH>;
+ #sound-dai-cells = <0>;
+
+ port {
+ es8316_p0_0: endpoint {
+ remote-endpoint = <&i2s0_p0_0>;
+ };
+ };
+ };
};
&i2c3 {
@@ -441,6 +465,14 @@ &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 {
@@ -556,6 +588,12 @@ wifi_host_wake_l: wifi-host-wake-l {
rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
+
+ es8316 {
+ hp_det_pin: hp-det-pin {
+ rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+ };
};
&pwm2 {
