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authorMax Krummenacher <max.krummenacher@toradex.com>2019-10-09 11:31:21 +0200
committerMax Krummenacher <max.krummenacher@toradex.com>2019-10-09 11:31:21 +0200
commit2fa084de489ceca102bb521e1fa3bf4701af3f70 (patch)
tree14dc80b9709b04ec0261f1f4f895ca9e23c21e37 /arch/arm64/boot/dts/freescale
parent85d2e14f5a449ec08ab9091ce4958f487af0ee36 (diff)
ARM64: dts: fsl-imx8qm-apalis.dtsi: set mmc no-1-8-v
The PMIC on V1.0A HW generates 1.6V instead of 1.8V which creates issues with certain SD cards, disable 1.8V signaling for now. Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Diffstat (limited to 'arch/arm64/boot/dts/freescale')
-rw-r--r--arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi18
1 files changed, 14 insertions, 4 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi b/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi
index b5e965b1169d..2b0782e111c2 100644
--- a/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-imx8qm-apalis.dtsi
@@ -1399,22 +1399,32 @@
/* Apalis MMC1 */
&usdhc2 {
+ bus-width = <8>;
+ cd-gpios = <&gpio2 9 GPIO_ACTIVE_LOW>; /* Apalis MMC1_CD# */
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_mmc1_cd>;
pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_mmc1_cd>;
pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_mmc1_cd>;
- bus-width = <8>;
- cd-gpios = <&gpio2 9 GPIO_ACTIVE_LOW>; /* Apalis MMC1_CD# */
+ /*
+ * The PMIC on V1.0A HW generates 1.6V instead of 1.8V which creates
+ * issues with certain SD cards, disable 1.8V signaling for now.
+ */
+ no-1-8-v;
};
/* Apalis SD1 */
&usdhc3 {
+ bus-width = <4>;
+ cd-gpios = <&gpio4 12 GPIO_ACTIVE_LOW>; /* Apalis SD1_CD# */
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc3>, <&pinctrl_sd1_cd>;
pinctrl-1 = <&pinctrl_usdhc3_100mhz>, <&pinctrl_sd1_cd>;
pinctrl-2 = <&pinctrl_usdhc3_200mhz>, <&pinctrl_sd1_cd>;
- bus-width = <4>;
- cd-gpios = <&gpio4 12 GPIO_ACTIVE_LOW>; /* Apalis SD1_CD# */
+ /*
+ * The PMIC on V1.0A HW generates 1.6V instead of 1.8V which creates
+ * issues with certain SD cards, disable 1.8V signaling for now.
+ */
+ no-1-8-v;
};
&vpu_decoder {