[13/15] arm64: dts: imx8mm-evk: Enable usdhc1 to support wifi
Commit Message
From: Sherry Sun <sherry.sun@nxp.com>
Enable usdhc1 which is used for wifi.
Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8mm-evk.dts | 23 +++++++++++
arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 39 +++++++++++++++++++
2 files changed, 62 insertions(+)
@@ -15,6 +15,17 @@ / {
aliases {
spi0 = &flexspi;
};
+
+ reg_sd1_vmmc: sd1_regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "WLAN_EN";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 10 GPIO_ACTIVE_HIGH>;
+ off-on-delay = <20000>;
+ startup-delay-us = <100>;
+ enable-active-high;
+ };
};
&ddrc {
@@ -53,6 +64,18 @@ flash@0 {
};
};
+&usdhc1 {
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_usdhc1_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_usdhc1_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_usdhc1_gpio>;
+ bus-width = <4>;
+ vmmc-supply = <®_sd1_vmmc>;
+ keep-power-in-suspend;
+ non-removable;
+ status = "okay";
+};
+
&usdhc3 {
assigned-clocks = <&clk IMX8MM_CLK_USDHC3_ROOT>;
assigned-clock-rates = <400000000>;
@@ -559,6 +559,45 @@ MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX 0x140
>;
};
+ pinctrl_usdhc1_gpio: usdhc1grpgpio {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_RESET_B_GPIO2_IO10 0x41
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x190
+ MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d0
+ MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d0
+ MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d0
+ MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d0
+ MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d0
+ >;
+ };
+
+ pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x194
+ MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d4
+ MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d4
+ MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d4
+ MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d4
+ MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d4
+ >;
+ };
+
+ pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+ fsl,pins = <
+ MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x196
+ MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d6
+ MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d6
+ MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d6
+ MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d6
+ MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d6
+ >;
+ };
+
pinctrl_usdhc2_gpio: usdhc2grpgpiogrp {
fsl,pins = <
MX8MM_IOMUXC_GPIO1_IO15_GPIO1_IO15 0x1c4