github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-07-31 11:37:06 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

arm64: dts: imx8mp-evk: Add usdhc1 for SDIO WiFi support

Browse Source 
Add usdhc1 to support M.2 SDIO WiFi on i.MX8MP EVK board.

Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
This commit is contained in:
Sherry Sun 2026-02-05 15:34:54 +08:00 committed by Frank Li
parent d1e7eab603
commit feea0340ad
1 changed files with 60 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

61
arch/arm64/boot/dts/freescale/imx8mp-evk.dts
View File

@ -134,7 +134,7 @@ reg_audio_pwr: regulator-audio-pwr {
enable-active-high;
};
reg_pcie0: regulator-pcie {
reg_m2_wlan: reg_pcie0: regulator-pcie {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pcie0_reg>;
@ -250,6 +250,13 @@ cpu {
};
};
usdhc1_pwrseq: usdhc1_pwrseq {
compatible = "mmc-pwrseq-simple";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc1_pwrseq>;
reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
@ -862,6 +869,19 @@ &uart3 {
status = "okay";
};
&usdhc1 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc1>;
pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
keep-power-in-suspend;
non-removable;
wakeup-source;
mmc-pwrseq = <&usdhc1_pwrseq>;
vmmc-supply = <&reg_m2_wlan>;
status = "okay";
};
&usdhc2 {
assigned-clocks = <&clk IMX8MP_CLK_USDHC2>;
assigned-clock-rates = <400000000>;
@ -1168,6 +1188,45 @@ MX8MP_IOMUXC_ECSPI1_MISO__UART3_DCE_CTS 0x140
>;
};
pinctrl_usdhc1: usdhc1grp {
fsl,pins = <
MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
>;
};
pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x194
MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d4
MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d4
MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d4
MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d4
MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d4
>;
};
pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
fsl,pins = <
MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x196
MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d6
MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d6
MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d6
MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d6
MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d6
>;
};
pinctrl_usdhc1_pwrseq: usdhc1pwrseqgrp {
fsl,pins = <
MX8MP_IOMUXC_SD1_RESET_B__GPIO2_IO10 0x140
>;
};
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190