github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-12 16:18:45 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

arm64: dts: imx91-tqma9131: improve eMMC pad configuration

Browse Source 
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: e71db39f0c ("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>
This commit is contained in:
Markus Niebel 2026-02-09 16:50:13 +01:00 committed by Frank Li
parent 0890318455
commit 44db7bc66e
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
arch/arm64/boot/dts/freescale/imx91-tqma9131.dtsi
View File

@ -272,20 +272,20 @@ pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
/* enable SION for data and cmd pad due to ERR052021 */
pinctrl_usdhc1: usdhc1grp {
fsl,pins = /* PD | FSEL 3 | DSE X5 */
<MX91_PAD_SD1_CLK__USDHC1_CLK 0x5be>,
<MX91_PAD_SD1_CLK__USDHC1_CLK 0x59e>,
/* HYS | FSEL 0 | no drive */
<MX91_PAD_SD1_STROBE__USDHC1_STROBE 0x1000>,
/* HYS | FSEL 3 | X5 */
<MX91_PAD_SD1_CMD__USDHC1_CMD 0x400011be>,
<MX91_PAD_SD1_CMD__USDHC1_CMD 0x4000139e>,
/* HYS | FSEL 3 | X4 */
<MX91_PAD_SD1_DATA0__USDHC1_DATA0 0x4000119e>,
<MX91_PAD_SD1_DATA1__USDHC1_DATA1 0x4000119e>,
<MX91_PAD_SD1_DATA2__USDHC1_DATA2 0x4000119e>,
<MX91_PAD_SD1_DATA3__USDHC1_DATA3 0x4000119e>,
<MX91_PAD_SD1_DATA4__USDHC1_DATA4 0x4000119e>,
<MX91_PAD_SD1_DATA5__USDHC1_DATA5 0x4000119e>,
<MX91_PAD_SD1_DATA6__USDHC1_DATA6 0x4000119e>,
<MX91_PAD_SD1_DATA7__USDHC1_DATA7 0x4000119e>;
<MX91_PAD_SD1_DATA0__USDHC1_DATA0 0x4000139e>,
<MX91_PAD_SD1_DATA1__USDHC1_DATA1 0x4000139e>,
<MX91_PAD_SD1_DATA2__USDHC1_DATA2 0x4000139e>,
<MX91_PAD_SD1_DATA3__USDHC1_DATA3 0x4000139e>,
<MX91_PAD_SD1_DATA4__USDHC1_DATA4 0x4000139e>,
<MX91_PAD_SD1_DATA5__USDHC1_DATA5 0x4000139e>,
<MX91_PAD_SD1_DATA6__USDHC1_DATA6 0x4000139e>,
<MX91_PAD_SD1_DATA7__USDHC1_DATA7 0x4000139e>;
};
pinctrl_wdog: wdoggrp {