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arm64: dts: imx93-tqma9352: improve eMMC pad configuration
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: 0b5fdfa ("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>
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Lines changed: 13 additions & 13 deletions

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arch/arm64/boot/dts/freescale/imx93-tqma9352.dtsi

Lines changed: 13 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -271,21 +271,21 @@
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/* enable SION for data and cmd pad due to ERR052021 */
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pinctrl_usdhc1: usdhc1grp {
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fsl,pins = <
274-
/* PD | FSEL 3 | DSE X5 */
275-
MX93_PAD_SD1_CLK__USDHC1_CLK 0x5be
274+
/* PD | FSEL 3 | DSE X4 */
275+
MX93_PAD_SD1_CLK__USDHC1_CLK 0x59e
276276
/* HYS | FSEL 0 | no drive */
277277
MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x1000
278-
/* HYS | FSEL 3 | X5 */
279-
MX93_PAD_SD1_CMD__USDHC1_CMD 0x400011be
280-
/* HYS | FSEL 3 | X4 */
281-
MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x4000119e
282-
MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x4000119e
283-
MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x4000119e
284-
MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x4000119e
285-
MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x4000119e
286-
MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x4000119e
287-
MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x4000119e
288-
MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x4000119e
278+
/* HYS | PU | FSEL 3 | DSE X4 */
279+
MX93_PAD_SD1_CMD__USDHC1_CMD 0x4000139e
280+
/* HYS | PU | FSEL 3 | DSE X4 */
281+
MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x4000139e
282+
MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x4000139e
283+
MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x4000139e
284+
MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x4000139e
285+
MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x4000139e
286+
MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x4000139e
287+
MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x4000139e
288+
MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x4000139e
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>;
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};
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