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arm64: dts: imx93-tqma9352: improve eMMC pad configuration

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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: 0b5fdfaa8e ("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>
This commit is contained in:
Markus Niebel 2026-02-09 16:50:14 +01:00 committed by Frank Li
parent 44db7bc66e
commit b6c94c71f3
1 changed files with 13 additions and 13 deletions
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26
arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi
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@ -271,21 +271,21 @@ 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
>;
};