On Donnerstag, 21. Juli 2022 10:33:00 CEST Nicolas Frattaroli wrote:
> This adds the necessary device tree changes to enable analog
> audio output on the PINE64 Quartz64 Model B with its RK809
> codec.
>
> The headphone detection pin is left out for now because I couldn't
> get it to work and am not sure if it even matters, but for future
> reference: It's pin GPIO4 RK_PC4, named HP_DET_L_GPIO4_C4 in the
> schematic.
>
> Signed-off-by: Nicolas Frattaroli <frattaroli.nicolas@xxxxxxxxx>
> ---
> Changes since v1:
> - use generic node name for the simple-audio-card node
>
> ---
> .../boot/dts/rockchip/rk3566-quartz64-b.dts | 32 ++++++++++++++++++-
> 1 file changed, 31 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
> index 02d5f5a8ca03..3897980d69d1 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
> @@ -42,6 +42,21 @@ led-user {
> };
> };
>
> + sound {
> + compatible = "simple-audio-card";
> + simple-audio-card,format = "i2s";
> + simple-audio-card,name = "Analog RK809";
> + simple-audio-card,mclk-fs = <256>;
> +
> + simple-audio-card,cpu {
> + sound-dai = <&i2s1_8ch>;
> + };
> +
> + simple-audio-card,codec {
> + sound-dai = <&rk809>;
> + };
> + };
> +
> sdio_pwrseq: sdio-pwrseq {
> status = "okay";
> compatible = "mmc-pwrseq-simple";
> @@ -177,11 +192,16 @@ rk809: pmic@20 {
> reg = <0x20>;
> interrupt-parent = <&gpio0>;
> interrupts = <RK_PA7 IRQ_TYPE_LEVEL_LOW>;
> + assigned-clocks = <&cru I2S1_MCLKOUT_TX>;
> + assigned-clock-parents = <&cru CLK_I2S1_8CH_TX>;
> + clock-names = "mclk";
> + clocks = <&cru I2S1_MCLKOUT_TX>;
> clock-output-names = "rk808-clkout1", "rk808-clkout2";
>
> pinctrl-names = "default";
> - pinctrl-0 = <&pmic_int>;
> + pinctrl-0 = <&pmic_int>, <&i2s1m0_mclk>;
> rockchip,system-power-controller;
> + #sound-dai-cells = <0>;
> wakeup-source;
> #clock-cells = <1>;
>
> @@ -420,6 +440,16 @@ &i2c5 {
> status = "disabled";
> };
>
> +&i2s1_8ch {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2s1m0_sclktx
> + &i2s1m0_lrcktx
> + &i2s1m0_sdi0
> + &i2s1m0_sdo0>;
> + rockchip,trcm-sync-tx-only;
> + status = "okay";
> +};
> +
> &mdio1 {
> rgmii_phy1: ethernet-phy@1 {
> compatible = "ethernet-phy-ieee802.3-c22";
>
Gentle ping, it has been a month with no response so I assume
there's nothing egregiously wrong here.
