From 174c306321355d8a189b8f01fcc3f897ba13f227 Mon Sep 17 00:00:00 2001 From: Jonathan Liu Date: Wed, 28 Aug 2024 17:47:53 +1000 Subject: [PATCH] arm64: dts: rockchip: Enable RK809 audio codec for Radxa ROCK 4C+ This adds the necessary device tree changes to enable analog audio output for the 3.5 mm TRS headphone jack on the Radxa ROCK 4C+ with its RK809 audio codec. Signed-off-by: Jonathan Liu Link: https://lore.kernel.org/r/20240828074755.1320692-1-net147@gmail.com Signed-off-by: Heiko Stuebner --- .../boot/dts/rockchip/rk3399-rock-4c-plus.dts | 46 ++++++++++++++++++- 1 file changed, 45 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts index d4b4dced3e39..475d57f64d58 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts @@ -52,6 +52,21 @@ }; }; + rk809-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 = <&i2s0>; + }; + + simple-audio-card,codec { + sound-dai = <&rk809>; + }; + }; + sdio_pwrseq: sdio-pwrseq { compatible = "mmc-pwrseq-simple"; clocks = <&rk809 1>; @@ -200,10 +215,13 @@ interrupt-parent = <&gpio1>; interrupts = ; #clock-cells = <1>; + clock-names = "mclk"; + clocks = <&cru SCLK_I2S_8CH_OUT>; clock-output-names = "rk808-clkout1", "rk808-clkout2"; pinctrl-names = "default"; - pinctrl-0 = <&pmic_int_l>; + pinctrl-0 = <&pmic_int_l>, <&i2s_8ch_mclk>; rockchip,system-power-controller; + #sound-dai-cells = <0>; wakeup-source; vcc1-supply = <&vcc5v0_sys>; @@ -445,6 +463,26 @@ status = "okay"; }; +&i2s0 { + status = "okay"; +}; + +&i2s0_8ch_bus { + rockchip,pins = + <3 RK_PD0 1 &pcfg_pull_none>, + <3 RK_PD2 1 &pcfg_pull_none>, + <3 RK_PD3 1 &pcfg_pull_none>, + <3 RK_PD7 1 &pcfg_pull_none>; +}; + +&i2s0_8ch_bus_bclk_off { + rockchip,pins = + <3 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>, + <3 RK_PD2 1 &pcfg_pull_none>, + <3 RK_PD3 1 &pcfg_pull_none>, + <3 RK_PD7 1 &pcfg_pull_none>; +}; + &i2s2 { status = "okay"; }; @@ -472,6 +510,12 @@ }; }; + i2s0 { + i2s_8ch_mclk: i2s-8ch-mclk { + rockchip,pins = <4 RK_PA0 1 &pcfg_pull_none>; + }; + }; + leds { user_led1: user-led1 { rockchip,pins = <3 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;