Use the simple-audio-card driver with the hdmi0 QP node as CODEC and
the i2s5 device as CPU.

The simple-audio-card,mclk-fs value is set to 128 as it is done in
the downstream driver.

The #sound-dai-cells value is set to 0 in the hdmi0 node so that it can be
used as an audio codec node.

Signed-off-by: Detlev Casanova <detlev.casan...@collabora.com>
---
 arch/arm64/boot/dts/rockchip/rk3588-base.dtsi |  1 +
 .../boot/dts/rockchip/rk3588-rock-5b.dts      | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi 
b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
index 8cfa30837ce72..790c1c25a3e41 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-base.dtsi
@@ -1394,6 +1394,7 @@ hdmi0: hdmi@fde80000 {
                reset-names = "ref", "hdp";
                rockchip,grf = <&sys_grf>;
                rockchip,vo-grf = <&vo1_grf>;
+               #sound-dai-cells = <0>;
                status = "disabled";
 
                ports {
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts 
b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index d597112f1d5b8..1909078538367 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -49,6 +49,21 @@ hdmi0_con_in: endpoint {
                };
        };
 
+       hdmi0-sound {
+               compatible = "simple-audio-card";
+               simple-audio-card,format = "i2s";
+               simple-audio-card,mclk-fs = <128>;
+               simple-audio-card,name = "hdmi0";
+
+               simple-audio-card,codec {
+                       sound-dai = <&hdmi0>;
+               };
+
+               simple-audio-card,cpu {
+                       sound-dai = <&i2s5_8ch>;
+               };
+       };
+
        leds {
                compatible = "gpio-leds";
                pinctrl-names = "default";
@@ -318,6 +333,10 @@ i2s0_8ch_p0_0: endpoint {
        };
 };
 
+&i2s5_8ch {
+       status = "okay";
+};
+
 &package_thermal {
        polling-delay = <1000>;
 
-- 
2.48.1

Reply via email to