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Message-ID: <c35b3e80-7889-473d-8365-88436c3cb9a9@kwiboo.se>
Date: Wed, 19 Jun 2024 14:22:57 +0200
From: Jonas Karlman <jonas@...boo.se>
To: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>, Lee Jones
<lee@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
<krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner
<heiko@...ech.de>, Chris Zhong <zyw@...k-chips.com>, Zhang Qing
<zhangqing@...k-chips.com>, Chris Morgan <macromorgan@...mail.com>, Furkan
Kardame <f.kardame@...jaro.org>, Michael Riesch
<michael.riesch@...fvision.net>
Cc: kernel@...labora.com, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/5] arm64: dts: rockchip: Fix mic-in-differential usage
on rk3568-rock-3a
Hi Cristian,
On 2024-06-19 13:23, Cristian Ciocaltea wrote:
> The 'mic-in-differential' DT property supported by the RK809/RK817 audio
> codec driver is actually valid if prefixed with 'rockchip,':
>
> DTC_CHK arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dtb
> rk3568-rock-3a.dtb: pmic@20: codec: 'mic-in-differential' does not match any of the regexes: 'pinctrl-[0-9]+'
> from schema $id: http://devicetree.org/schemas/mfd/rockchip,rk809.yaml#
>
> Make use of the correct property name.
>
> Fixes: a84ffd2ef1ff ("arm64: dts: rockchip: Fix mic-in-differential usage on rock-3a")
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
> ---
> arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
> index ebdedea15ad1..0b54dfe92d6e 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
> @@ -533,7 +533,7 @@ regulator-state-mem {
> };
>
> codec {
> - mic-in-differential;
> + rockchip,mic-in-differential;
If I understand the schematics correctly, only one wire is connected so
this board cannot really use differential signaling, and this should
probably instead be dropped.
Regards,
Jonas
> };
> };
> };
>
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