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arm64: dts: imx91-tqma9131: 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: e71db39 ("arm64: dts: freescale: add initial device tree for TQMa91xx/MBa91xxCA") 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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arch/arm64/boot/dts/freescale/imx91-tqma9131.dtsi

Lines changed: 10 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -272,20 +272,20 @@
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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 = /* PD | FSEL 3 | DSE X5 */
275-
<MX91_PAD_SD1_CLK__USDHC1_CLK 0x5be>,
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<MX91_PAD_SD1_CLK__USDHC1_CLK 0x59e>,
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/* HYS | FSEL 0 | no drive */
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<MX91_PAD_SD1_STROBE__USDHC1_STROBE 0x1000>,
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/* HYS | FSEL 3 | X5 */
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<MX91_PAD_SD1_CMD__USDHC1_CMD 0x400011be>,
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<MX91_PAD_SD1_CMD__USDHC1_CMD 0x4000139e>,
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/* HYS | FSEL 3 | X4 */
281-
<MX91_PAD_SD1_DATA0__USDHC1_DATA0 0x4000119e>,
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<MX91_PAD_SD1_DATA1__USDHC1_DATA1 0x4000119e>,
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<MX91_PAD_SD1_DATA2__USDHC1_DATA2 0x4000119e>,
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<MX91_PAD_SD1_DATA3__USDHC1_DATA3 0x4000119e>,
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<MX91_PAD_SD1_DATA4__USDHC1_DATA4 0x4000119e>,
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<MX91_PAD_SD1_DATA5__USDHC1_DATA5 0x4000119e>,
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<MX91_PAD_SD1_DATA6__USDHC1_DATA6 0x4000119e>,
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<MX91_PAD_SD1_DATA7__USDHC1_DATA7 0x4000119e>;
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<MX91_PAD_SD1_DATA0__USDHC1_DATA0 0x4000139e>,
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<MX91_PAD_SD1_DATA1__USDHC1_DATA1 0x4000139e>,
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<MX91_PAD_SD1_DATA2__USDHC1_DATA2 0x4000139e>,
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<MX91_PAD_SD1_DATA3__USDHC1_DATA3 0x4000139e>,
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<MX91_PAD_SD1_DATA4__USDHC1_DATA4 0x4000139e>,
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<MX91_PAD_SD1_DATA5__USDHC1_DATA5 0x4000139e>,
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<MX91_PAD_SD1_DATA6__USDHC1_DATA6 0x4000139e>,
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<MX91_PAD_SD1_DATA7__USDHC1_DATA7 0x4000139e>;
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};
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pinctrl_wdog: wdoggrp {

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