[PATCH 4/6] arm64: dts: rockchip: Add devicetree for Pine64 Pinetab2

[Manuel Traut]

On Fri, Dec 22, 2023 at 05:49:35PM +0100, Diederik de Haas wrote:
> On Friday, 22 December 2023 12:05:44 CET Manuel Traut wrote:
> > +       rk817-sound {
> > +               compatible = "simple-audio-card";
> > +               pinctrl-names = "default";
> > +               pinctrl-0 = <&hp_det_l>;
> > +               simple-audio-card,format = "i2s";
> > +               simple-audio-card,name = "PineTab2";
> > +               simple-audio-card,mclk-fs = <256>;
> > +
> > +               simple-audio-card,widgets =
> > +                       "Microphone", "Mic Jack",
> > +                       "Headphone", "Headphones",
> > +                       "Microphone", "Microphone",
> > +                       "Speaker", "Speakers";
> > +
> > +               simple-audio-card,routing =
> > +                       "MICL", "Microphone",
> > +                       "MICR", "Mic Jack",
> > +                       "Headphones", "HPOL",
> > +                       "Headphones", "HPOR",
> > +                       "Speaker Amplifier INL", "HPOL",
> > +                       "Speaker Amplifier INR", "HPOR",
> > +                       "Speakers", "Speaker Amplifier OUTL",
> > +                       "Speakers", "Speaker Amplifier OUTR";
> > +
> > +               simple-audio-card,hp-det-gpio = <&gpio4 RK_PC6
> > GPIO_ACTIVE_HIGH>; +               simple-audio-card,aux-devs =
> > <&speaker_amp>;
> > +               simple-audio-card,pin-switches = "Speakers", "Microphone";
> > +
> > +               simple-audio-card,cpu {
> > +                       sound-dai = <&i2s1_8ch>;
> > +               };
> > +
> > +               simple-audio-card,codec {
> > +                       sound-dai = <&rk817>;
> > +               };
> > +       };
> 
> Not sure if it's right (or allowed) to post a different patch as attachment, 
> but I have been using a different audio configuration (see attachment).
> I haven't yet tried if/how it works via HDMI yet, but the speakers and 
> headphones work fine.
> This patch is based on the following commit:
> https://github.com/TuxThePenguin0/linux/commit/
> 872b829a3511cfa853bd3af3bd4f30be1cb3d1ab

Yes, this fixes the headphone detection. I cannot test HDMI because of a missing
cable.

I will pick the change in v2.

> I've added 'Danct12' to the To list as they are the maintainer of the primary 
> PT2 image and we worked together to get to this audio config.
> I don't if they still use it.
> (I've been using my own kernel/image for a while now).

Thanks. I just crossed this repo:
https://github.com/dreemurrs-embedded/linux-pinetab2/tree/v6.6.7-danctnix1

It includes some more improvements I will pick for v2.

Regards
Manuel

> From 17efeb0ae766886345ff0574c534079742539b56 Mon Sep 17 00:00:00 2001
> From: Scott Santucci <ScottFreeCode at users.noreply.github.com>
> Date: Mon, 17 Jul 2023 13:06:20 +0200
> Subject: [PATCH 3/8] arm64: dts: rk3566-pinetab2: Fix audio configuration
> 
> The audio configuration of the PineTab2 matches the `rk817_ext` alsa
> ucm2 profile, so switch the configuration to that. Use `rk817_ext` and
> not `rk817_int` as the PineTab2 uses an external amplifier.
> 
> Also the headphones plugged/unplugged detection is backwards, so apply
> the fix provided by Danct12 <danct12 at disroot.org>.
> 
> Signed-off-by: Diederik de Haas <didi.debian at cknow.org>
> Link: https://github.com/dreemurrs-embedded/Pine64-Arch/pull/555
> ---
>  arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi
> index a766f21bd6f8..59e4bf2f77c7 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3566-pinetab2.dtsi
> @@ -116,14 +116,14 @@ rk817-sound {
>  		pinctrl-names = "default";
>  		pinctrl-0 = <&hp_det_l>;
>  		simple-audio-card,format = "i2s";
> -		simple-audio-card,name = "PineTab2";
> +		simple-audio-card,name = "rk817_ext";
>  		simple-audio-card,mclk-fs = <256>;
>  
>  		simple-audio-card,widgets =
>  			"Microphone", "Mic Jack",
>  			"Headphone", "Headphones",
>  			"Microphone", "Microphone",
> -			"Speaker", "Speakers";
> +			"Speaker", "Internal Speakers";
>  
>  		simple-audio-card,routing =
>  			"MICL", "Microphone",
> @@ -132,12 +132,12 @@ rk817-sound {
>  			"Headphones", "HPOR",
>  			"Speaker Amplifier INL", "HPOL",
>  			"Speaker Amplifier INR", "HPOR",
> -			"Speakers", "Speaker Amplifier OUTL",
> -			"Speakers", "Speaker Amplifier OUTR";
> +			"Internal Speakers", "Speaker Amplifier OUTL",
> +			"Internal Speakers", "Speaker Amplifier OUTR";
>  
> -		simple-audio-card,hp-det-gpio = <&gpio4 RK_PC6 GPIO_ACTIVE_HIGH>;
> +		simple-audio-card,hp-det-gpio = <&gpio4 RK_PC6 GPIO_ACTIVE_LOW>;
>  		simple-audio-card,aux-devs = <&speaker_amp>;
> -		simple-audio-card,pin-switches = "Speakers", "Microphone";
> +		simple-audio-card,pin-switches = "Internal Speakers", "Microphone";
>  
>  		simple-audio-card,cpu {
>  			sound-dai = <&i2s1_8ch>;
> -- 
> 2.42.0
>