From: Krzysztof Kozlowski <krzk@kernel.org>
To: Marco Schirrmeister <mschirrmeister@gmail.com>
Cc: heiko@sntech.de, ulf.hansson@linaro.org, robh@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org,
linux-rockchip@lists.infradead.org, linux-mmc@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v1 3/3] arm64: dts: rockchip: add stability quirk to NanoPi R76S
Date: Sun, 11 Jan 2026 10:42:53 +0100 [thread overview]
Message-ID: <20260111-utopian-vehement-lori-50cbca@quoll> (raw)
In-Reply-To: <20260110010715.1610159-4-mschirrmeister@gmail.com>
On Sat, Jan 10, 2026 at 02:07:15AM +0100, Marco Schirrmeister wrote:
> Enable the 'rockchip,disable-runtime-pm' quirk for the SDMMC node on the
> NanoPi R76S to prevent bus instability and retraining loops during
> idle periods.
You miss some other properties or fixing driver and solution is not
adding such properties in DTS. Nothing like that belongs to DTS.
>
> Signed-off-by: Marco Schirrmeister <mschirrmeister@gmail.com>
> ---
> arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts b/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts
> index 31fbefaeceab..90a798ee9e68 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3576-nanopi-r76s.dts
> @@ -754,6 +754,7 @@ &sdmmc {
> disable-wp;
> no-mmc;
> no-sdio;
> + rockchip,disable-runtime-pm;
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-01-11 9:43 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-10 1:07 [PATCH v1 0/3] mmc: dw_mmc-rockchip: Add stability quirk for NanoPi R76S Marco Schirrmeister
2026-01-10 1:07 ` [PATCH v1 1/3] dt-bindings: mmc: rockchip-dw-mshc: add rockchip,disable-runtime-pm Marco Schirrmeister
2026-01-10 2:25 ` Rob Herring (Arm)
2026-01-11 9:41 ` Krzysztof Kozlowski
2026-01-11 23:51 ` Marco Schirrmeister
2026-01-16 9:43 ` Heiko Stübner
2026-01-16 10:20 ` Krzysztof Kozlowski
2026-01-10 1:07 ` [PATCH v1 2/3] mmc: host: dw_mmc-rockchip: add rockchip,disable-runtime-pm quirk Marco Schirrmeister
2026-01-10 1:07 ` [PATCH v1 3/3] arm64: dts: rockchip: add stability quirk to NanoPi R76S Marco Schirrmeister
2026-01-11 9:42 ` Krzysztof Kozlowski [this message]
2026-01-12 1:32 ` [PATCH v1 0/3] mmc: dw_mmc-rockchip: Add stability quirk for " Shawn Lin
2026-01-12 3:56 ` Shawn Lin
2026-01-12 8:29 ` Chaoyi Chen
2026-01-12 8:58 ` Shawn Lin
2026-01-12 19:09 ` Marco Schirrmeister
2026-01-14 8:08 ` Shawn Lin
2026-01-14 19:51 ` Marco Schirrmeister
2026-01-15 0:25 ` Shawn Lin
2026-01-15 19:39 ` Marco Schirrmeister
2026-01-16 0:31 ` Shawn Lin
2026-01-12 19:04 ` Marco Schirrmeister
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