linux-kernel - [PATCH 12/15] arm64: dts: imx8mn-evk: enable usdhc1

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Date:   Thu, 20 Oct 2022 17:59:31 +0800
From:   "Peng Fan (OSS)" <peng.fan@....nxp.com>
To:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de
Cc:     kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, Peng Fan <peng.fan@....com>
Subject: [PATCH 12/15] arm64: dts: imx8mn-evk: enable usdhc1

From: Peng Fan <peng.fan@....com>

Enable usdhc1 for wlan usage, the wifi device node not included.

Signed-off-by: Peng Fan <peng.fan@....com>
---
 arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 69 +++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index f137eb406c24..50553359401f 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
@@ -28,6 +28,13 @@ memory@...00000 {
 		reg = <0x0 0x40000000 0 0x80000000>;
 	};
 
+	usdhc1_pwrseq: usdhc1_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_usdhc1_gpio>;
+		reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
+	};
+
 	reg_usdhc2_vmmc: regulator-usdhc2 {
 		compatible = "regulator-fixed";
 		pinctrl-names = "default";
@@ -271,6 +278,22 @@ &uart3 {
 	status = "okay";
 };
 
+&usdhc1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_wlan>;
+	pinctrl-1 = <&pinctrl_usdhc1_100mhz>, <&pinctrl_wlan>;
+	pinctrl-2 = <&pinctrl_usdhc1_200mhz>, <&pinctrl_wlan>;
+	bus-width = <4>;
+	keep-power-in-suspend;
+	non-removable;
+	wakeup-source;
+	fsl,sdio-async-interrupt-enabled;
+	mmc-pwrseq = <&usdhc1_pwrseq>;
+	status = "okay";
+};
+
 &usbotg1 {
 	dr_mode = "otg";
 	hnp-disable;
@@ -474,6 +497,45 @@ MX8MN_IOMUXC_ECSPI1_MISO_UART3_DCE_CTS_B	0x140
 		>;
 	};
 
+	pinctrl_usdhc1_gpio: usdhc1grpgpio {
+		fsl,pins = <
+			MX8MN_IOMUXC_SD1_RESET_B_GPIO2_IO10	0x41
+		>;
+	};
+
+	pinctrl_usdhc1: usdhc1grp {
+		fsl,pins = <
+			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x190
+			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d0
+			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d0
+			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d0
+			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d0
+			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d0
+		>;
+	};
+
+	pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
+		fsl,pins = <
+			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x194
+			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d4
+			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d4
+			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d4
+			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d4
+			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d4
+		>;
+	};
+
+	pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
+		fsl,pins = <
+			MX8MN_IOMUXC_SD1_CLK_USDHC1_CLK		0x196
+			MX8MN_IOMUXC_SD1_CMD_USDHC1_CMD		0x1d6
+			MX8MN_IOMUXC_SD1_DATA0_USDHC1_DATA0	0x1d6
+			MX8MN_IOMUXC_SD1_DATA1_USDHC1_DATA1	0x1d6
+			MX8MN_IOMUXC_SD1_DATA2_USDHC1_DATA2	0x1d6
+			MX8MN_IOMUXC_SD1_DATA3_USDHC1_DATA3	0x1d6
+		>;
+	};
+
 	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
 		fsl,pins = <
 			MX8MN_IOMUXC_GPIO1_IO15_GPIO1_IO15	0x1c4
@@ -569,4 +631,11 @@ pinctrl_wdog: wdoggrp {
 			MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B		0x166
 		>;
 	};
+
+	pinctrl_wlan: wlangrp {
+		fsl,pins = <
+			MX8MN_IOMUXC_GPIO1_IO00_ANAMIX_REF_CLK_32K	0x141
+			MX8MN_IOMUXC_SD1_DATA7_GPIO2_IO9		0x159
+		>;
+	};
 };
-- 
2.37.1