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ARM: dts: imx6qdl-kontron-samx6i: add SDIO_PWR_EN support

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The module can enable/disable the SD card power supply and has
it's dedicated pin SDIO_PWR_EN for that reason. This is esp.
useful to be able to reset the SD card if it was in an UHS mode.

Signed-off-by: Michael Walle <mwalle@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Michael Walle
2024-06-17 11:13:36 +02:00
committed by Shawn Guo
parent fa5a518c80
commit ad851864b4
1 changed files with 19 additions and 1 deletions
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arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi
+19 -1
View File
@@ -61,6 +61,18 @@
vin-supply = <&reg_smarc_suppy>;
};
reg_sdio: regulator-sdio {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_sdio>;
regulator-name = "V_3V3_SD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio1 29 GPIO_ACTIVE_HIGH>;
enable-active-high;
off-on-delay-us = <20000>;
};
reg_smarc_lcdbklt: regulator-smarc-lcdbklt {
compatible = "regulator-fixed";
pinctrl-names = "default";
@@ -640,6 +652,12 @@
>;
};
pinctrl_reg_sdio: reg-sdiogrp {
fsl,pins = <
MX6QDL_PAD_ENET_TXD1__GPIO1_IO29 0x1b0b0 /* SDIO_PWR_EN */
>;
};
pinctrl_uart1: uart1grp {
fsl,pins = <
MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1
@@ -692,7 +710,6 @@
MX6QDL_PAD_NANDF_CS1__GPIO6_IO14 0x1b0b0 /* CD */
MX6QDL_PAD_ENET_RXD1__GPIO1_IO26 0x1b0b0 /* WP */
MX6QDL_PAD_ENET_TXD1__GPIO1_IO29 0x1b0b0 /* PWR_EN */
>;
};
@@ -795,6 +812,7 @@
pinctrl-0 = <&pinctrl_usdhc3>;
cd-gpios = <&gpio6 14 GPIO_ACTIVE_LOW>;
wp-gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
vmmc-supply = <&reg_sdio>;
no-1-8-v;
};