linux-kernel - Re: [PATCH v4 5/5] arm64: dts: rockchip: rk3588-rock-5b: Add analog audio

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Date:   Tue, 04 Apr 2023 10:13:33 +0100
From:   Christopher Obbard <chris.obbard@...labora.com>
To:     Cristian Ciocaltea <cristian.ciocaltea@...labora.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        Sugar Zhang <sugar.zhang@...k-chips.com>,
        Jagan Teki <jagan@...eble.ai>,
        Kever Yang <kever.yang@...k-chips.com>,
        Elaine Zhang <zhangqing@...k-chips.com>,
        Nicolas Frattaroli <frattaroli.nicolas@...il.com>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com
Subject: Re: [PATCH v4 5/5] arm64: dts: rockchip: rk3588-rock-5b: Add analog
 audio

Hi Cristian,

On Sun, 2023-04-02 at 12:50 +0300, Cristian Ciocaltea wrote:
> Add the necessary DT nodes for the Rock 5B board to enable the analog
> audio support provided by the Everest Semi ES8316 codec.
> 
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>

Reviewed-by: Christopher Obbard <chris.obbard@...labora.com>

> ---
>  .../boot/dts/rockchip/rk3588-rock-5b.dts      | 62 +++++++++++++++++++
>  1 file changed, 62 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> index 95805cb0adfa..a9e12e098d48 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
> @@ -2,6 +2,7 @@
>  
>  /dts-v1/;
>  
> +#include <dt-bindings/gpio/gpio.h>
>  #include "rk3588.dtsi"
>  
>  / {
> @@ -17,6 +18,23 @@ chosen {
>                 stdout-path = "serial2:1500000n8";
>         };
>  
> +       sound {
> +               compatible = "audio-graph-card";
> +               label = "Analog";
> +
> +               widgets = "Microphone", "Mic Jack",
> +                         "Headphone", "Headphones";
> +
> +               routing = "MIC2", "Mic Jack",
> +                         "Headphones", "HPOL",
> +                         "Headphones", "HPOR";
> +
> +               dais = <&i2s0_8ch_p0>;
> +               hp-det-gpio = <&gpio1 RK_PD5 GPIO_ACTIVE_HIGH>;
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&hp_detect>;
> +       };
> +
>         vcc5v0_sys: vcc5v0-sys-regulator {
>                 compatible = "regulator-fixed";
>                 regulator-name = "vcc5v0_sys";
> @@ -27,6 +45,50 @@ vcc5v0_sys: vcc5v0-sys-regulator {
>         };
>  };
>  
> +&i2c7 {
> +       status = "okay";
> +
> +       es8316: es8316@11 {
> +               compatible = "everest,es8316";
> +               reg = <0x11>;
> +               clocks = <&cru I2S0_8CH_MCLKOUT>;
> +               clock-names = "mclk";
> +               #sound-dai-cells = <0>;
> +
> +               port {
> +                       es8316_p0_0: endpoint {
> +                               remote-endpoint = <&i2s0_8ch_p0_0>;
> +                       };
> +               };
> +       };
> +};
> +
> +&i2s0_8ch {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&i2s0_lrck
> +                    &i2s0_mclk
> +                    &i2s0_sclk
> +                    &i2s0_sdi0
> +                    &i2s0_sdo0>;
> +       status = "okay";
> +
> +       i2s0_8ch_p0: port {
> +               i2s0_8ch_p0_0: endpoint {
> +                       dai-format = "i2s";
> +                       mclk-fs = <256>;
> +                       remote-endpoint = <&es8316_p0_0>;
> +               };
> +       };
> +};
> +
> +&pinctrl {
> +       sound {
> +               hp_detect: hp-detect {
> +                       rockchip,pins = <1 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
> +               };
> +       };
> +};
> +
>  &sdhci {
>         bus-width = <8>;
>         no-sdio;
> -- 
> 2.40.0
> 
>