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From: Sasha Levin <sashal@kernel.org>
To: patches@lists.linux.dev, stable@vger.kernel.org
Cc: Markus Niebel <Markus.Niebel@ew.tq-group.com>,
	Alexander Stein <alexander.stein@ew.tq-group.com>,
	Frank Li <Frank.Li@nxp.com>, Sasha Levin <sashal@kernel.org>,
	robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	conor+dt@kernel.org, shawnguo@kernel.org, linux@ew.tq-group.com,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH AUTOSEL 6.18] arm64: dts: imx93-tqma9352: improve eMMC pad configuration
Date: Mon, 20 Apr 2026 09:08:03 -0400	[thread overview]
Message-ID: <20260420131539.986432-17-sashal@kernel.org> (raw)
In-Reply-To: <20260420131539.986432-1-sashal@kernel.org>

From: Markus Niebel <Markus.Niebel@ew.tq-group.com>

[ Upstream commit b6c94c71f349479b76fcc0ef0dc7147f3f326dff ]

Use DSE x4 an PullUp for CMD an DAT, DSE x4 and PullDown for CLK to improve
stability and detection at low temperatures under -25°C.

Fixes: 0b5fdfaa8e45 ("arm64: dts: freescale: imx93-tqma9352: set SION for cmd and data pad of USDHC")
Signed-off-by: Markus Niebel <Markus.Niebel@ew.tq-group.com>
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

LLM Generated explanations, may be completely bogus:

Error: Failed to generate final synthesis

 .../boot/dts/freescale/imx93-tqma9352.dtsi    | 26 +++++++++----------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi b/arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi
index 82914ca148d3a..c095d7f115c21 100644
--- a/arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi
@@ -270,21 +270,21 @@ MX93_PAD_SD2_RESET_B__GPIO3_IO07	0x106
 	/* enable SION for data and cmd pad due to ERR052021 */
 	pinctrl_usdhc1: usdhc1grp {
 		fsl,pins = <
-			/* PD | FSEL 3 | DSE X5 */
-			MX93_PAD_SD1_CLK__USDHC1_CLK		0x5be
+			/* PD | FSEL 3 | DSE X4 */
+			MX93_PAD_SD1_CLK__USDHC1_CLK		0x59e
 			/* HYS | FSEL 0 | no drive */
 			MX93_PAD_SD1_STROBE__USDHC1_STROBE	0x1000
-			/* HYS | FSEL 3 | X5 */
-			MX93_PAD_SD1_CMD__USDHC1_CMD		0x400011be
-			/* HYS | FSEL 3 | X4 */
-			MX93_PAD_SD1_DATA0__USDHC1_DATA0	0x4000119e
-			MX93_PAD_SD1_DATA1__USDHC1_DATA1	0x4000119e
-			MX93_PAD_SD1_DATA2__USDHC1_DATA2	0x4000119e
-			MX93_PAD_SD1_DATA3__USDHC1_DATA3	0x4000119e
-			MX93_PAD_SD1_DATA4__USDHC1_DATA4	0x4000119e
-			MX93_PAD_SD1_DATA5__USDHC1_DATA5	0x4000119e
-			MX93_PAD_SD1_DATA6__USDHC1_DATA6	0x4000119e
-			MX93_PAD_SD1_DATA7__USDHC1_DATA7	0x4000119e
+			/* HYS | PU | FSEL 3 | DSE X4 */
+			MX93_PAD_SD1_CMD__USDHC1_CMD		0x4000139e
+			/* HYS | PU | FSEL 3 | DSE X4 */
+			MX93_PAD_SD1_DATA0__USDHC1_DATA0	0x4000139e
+			MX93_PAD_SD1_DATA1__USDHC1_DATA1	0x4000139e
+			MX93_PAD_SD1_DATA2__USDHC1_DATA2	0x4000139e
+			MX93_PAD_SD1_DATA3__USDHC1_DATA3	0x4000139e
+			MX93_PAD_SD1_DATA4__USDHC1_DATA4	0x4000139e
+			MX93_PAD_SD1_DATA5__USDHC1_DATA5	0x4000139e
+			MX93_PAD_SD1_DATA6__USDHC1_DATA6	0x4000139e
+			MX93_PAD_SD1_DATA7__USDHC1_DATA7	0x4000139e
 		>;
 	};
 
-- 
2.53.0



  parent reply	other threads:[~2026-04-20 13:16 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20260420131539.986432-1-sashal@kernel.org>
2026-04-20 13:07 ` [PATCH AUTOSEL 6.18] net: stmmac: Fix PTP ref clock for Tegra234 Sasha Levin
2026-04-20 13:07 ` [PATCH AUTOSEL 7.0-6.18] wifi: mt76: don't return TXQ when exceeding max non-AQL packets Sasha Levin
2026-04-20 13:07 ` [PATCH AUTOSEL 6.18] arm64: dts: imx91-tqma9131: improve eMMC pad configuration Sasha Levin
2026-04-20 13:07 ` [PATCH AUTOSEL 7.0-6.18] mmc: sdhci-esdhc-imx: wait for data transfer completion before reset Sasha Levin
2026-04-20 13:08 ` [PATCH AUTOSEL 7.0-6.18] media: rc: fix race between unregister and urb/irq callbacks Sasha Levin
2026-04-20 13:08 ` Sasha Levin [this message]
2026-04-20 13:08 ` [PATCH AUTOSEL 7.0-6.6] wifi: mt76: mt792x: Fix a potential deadlock in high-load situations Sasha Levin
2026-04-20 13:08 ` [PATCH AUTOSEL 7.0-6.1] memory: brcmstb_memc: Expand LPDDR4 check to cover for LPDDR5 Sasha Levin
2026-04-20 13:08 ` [PATCH AUTOSEL 7.0-5.10] media: stm32: dcmi: stop the dma transfer on overrun Sasha Levin
2026-04-20 13:09 ` [PATCH AUTOSEL 7.0-6.18] wifi: mt76: abort ROC on chanctx changes Sasha Levin

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