linux-kernel - Re: [PATCH] arm64: dts: rockchip: rk3308-rock-s0: Fix sdmmc access on v1.1 boards

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Message-ID: <173318214614.1403925.10666094873905910081.b4-ty@sntech.de>
Date: Tue,  3 Dec 2024 00:29:17 +0100
From: Heiko Stuebner <heiko@...ech.de>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Jonas Karlman <jonas@...boo.se>
Cc: Heiko Stuebner <heiko@...ech.de>,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: rockchip: rk3308-rock-s0: Fix sdmmc access on v1.1 boards


On Tue, 19 Nov 2024 23:08:36 +0000, Jonas Karlman wrote:
> BootROM leave GPIO4_D6 configured as SDMMC_PWREN function and DW MCI
> driver set PRWEN high on MMC_POWER_UP and low on MMC_POWER_OFF.
> Similarly U-Boot also set PRWEN high before accessing mmc.
> 
> However, HW revision prior to v1.2 must pull GPIO4_D6 low to access
> sdmmc. For HW revision v1.2 the state of GPIO4_D6 has no impact.
> 
> [...]

Applied, thanks!

[1/1] arm64: dts: rockchip: rk3308-rock-s0: Fix sdmmc access on v1.1 boards
      commit: b89a4235eb8cdf1b4bd2f9e4ed096d8adf8994e7

Best regards,
-- 
Heiko Stuebner <heiko@...ech.de>