diff options
| author | Michael Walle <mwalle@kernel.org> | 2024-06-17 11:13:36 +0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2024-06-27 15:24:55 +0800 |
| commit | ad851864b4d29e388368a1fdb662923855f76ad5 (patch) | |
| tree | 3f471ace2829ec4c78c1b23e84ffceac6b6264d8 /arch/arm/boot/dts | |
| parent | fa5a518c8078a4b7dc9dcb8b5cf2c9181a3b48c3 (diff) | |
ARM: dts: imx6qdl-kontron-samx6i: add SDIO_PWR_EN support
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>
Diffstat (limited to 'arch/arm/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi index 4d3cd338a707..b0fa07ade76d 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-kontron-samx6i.dtsi @@ -61,6 +61,18 @@ vin-supply = <®_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 = <®_sdio>; no-1-8-v; }; |