linux-kernel - [PATCH 5.4 11/71] arm64: dts: rockchip: remove mmc-hs400-enhanced-strobe from rk3399-khadas-edge

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Message-Id: <20211220143026.078065169@linuxfoundation.org>
Date:   Mon, 20 Dec 2021 15:34:00 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Artem Lapkin <art@...das.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 11/71] arm64: dts: rockchip: remove mmc-hs400-enhanced-strobe from rk3399-khadas-edge

From: Artem Lapkin <email2tema@...il.com>

[ Upstream commit 6dd0053683804427529ef3523f7872f473440a19 ]

Remove mmc-hs400-enhanced-strobe from the rk3399-khadas-edge dts to
improve compatibility with a wider range of eMMC chips.

Before (BJTD4R 29.1 GiB):

[    7.001493] mmc2: CQHCI version 5.10
[    7.027971] mmc2: SDHCI controller on fe330000.mmc [fe330000.mmc] using ADMA
.......
[    7.207086] mmc2: mmc_select_hs400es failed, error -110
[    7.207129] mmc2: error -110 whilst initialising MMC card
[    7.308893] mmc2: mmc_select_hs400es failed, error -110
[    7.308921] mmc2: error -110 whilst initialising MMC card
[    7.427524] mmc2: mmc_select_hs400es failed, error -110
[    7.427546] mmc2: error -110 whilst initialising MMC card
[    7.590993] mmc2: mmc_select_hs400es failed, error -110
[    7.591012] mmc2: error -110 whilst initialising MMC card

After:

[    6.960785] mmc2: CQHCI version 5.10
[    6.984672] mmc2: SDHCI controller on fe330000.mmc [fe330000.mmc] using ADMA
[    7.175021] mmc2: Command Queue Engine enabled
[    7.175053] mmc2: new HS400 MMC card at address 0001
[    7.175808] mmcblk2: mmc2:0001 BJTD4R 29.1 GiB
[    7.176033] mmcblk2boot0: mmc2:0001 BJTD4R 4.00 MiB
[    7.176245] mmcblk2boot1: mmc2:0001 BJTD4R 4.00 MiB
[    7.176495] mmcblk2rpmb: mmc2:0001 BJTD4R 4.00 MiB, chardev (242:0)

Fixes: c2aacceedc86 ("arm64: dts: rockchip: Add support for Khadas Edge/Edge-V/Captain boards")
Signed-off-by: Artem Lapkin <art@...das.com>
Link: https://lore.kernel.org/r/20211115083321.2627461-1-art@khadas.com
Signed-off-by: Heiko Stuebner <heiko@...ech.de>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
index e87a04477440e..292ca70c512b5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
@@ -685,7 +685,6 @@ &sdmmc {
 &sdhci {
 	bus-width = <8>;
 	mmc-hs400-1_8v;
-	mmc-hs400-enhanced-strobe;
 	non-removable;
 	status = "okay";
 };
-- 
2.33.0