Hello Wojciech,
On Tue, Apr 22, 2025 at 02:46:15PM +0200, Wojciech Dubowik wrote:
Define vqmmc regulator-gpio for usdhc2 with vin-supply coming from LDO5.
Without this definition LDO5 will be powered down, disabling SD card after bootup. This has been introduced in commit f5aab0438ef1 ("regulator: pca9450: Fix enable register for LDO5").
Fixes: f5aab0438ef1 ("regulator: pca9450: Fix enable register for LDO5")
Cc: stable@vger.kernel.org Signed-off-by: Wojciech Dubowik Wojciech.Dubowik@mt.com
v1 -> v2: https://lore.kernel.org/all/20250417112012.785420-1-Wojciech.Dubowik@mt.com/
- define gpio regulator for LDO5 vin controlled by vselect signal
.../boot/dts/freescale/imx8mm-verdin.dtsi | 23 +++++++++++++++---- 1 file changed, 19 insertions(+), 4 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi index 7251ad3a0017..9b56a36c5f77 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi @@ -1206,13 +1220,17 @@ pinctrl_usdhc2_pwr_en: usdhc2pwrengrp { <MX8MM_IOMUXC_NAND_CLE_GPIO3_IO5 0x6>; /* SODIMM 76 */ };
- pinctrl_usdhc2_vsel: usdhc2vselgrp {
fsl,pins =<MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x10>; /* PMIC_USDHC_VSELECT */
This needs to be muxed as GPIO, MX8MM_IOMUXC_GPIO1_IO04_GPIO1_IO4
Francesco