[PATCH v2 1/8] arm64: dts: imx8mm-nitrogen-r2: add wifi/bt chip

From: Adrien Grassein <adrien.grassein@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: krzk@kernel.org, robh+dt@kernel.org, shawnguo@kernel.org,
	s.hauer@pengutronix.de, kernel@pengutronix.de,
	festevam@gmail.com, linux-imx@nxp.com, catalin.marinas@arm.com,
	will@kernel.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Adrien Grassein <adrien.grassein@gmail.com>
Subject: [PATCH v2 1/8] arm64: dts: imx8mm-nitrogen-r2: add wifi/bt chip
Date: Wed, 17 Feb 2021 17:10:45 +0100	[thread overview]
Message-ID: <20210217161052.877877-2-adrien.grassein@gmail.com> (raw)
In-Reply-To: <20210217161052.877877-1-adrien.grassein@gmail.com>

Add usdhc3 description which corresponds to the wifi/bt chip

Signed-off-by: Adrien Grassein <adrien.grassein@gmail.com>
---
 .../boot/dts/freescale/imx8mm-nitrogen-r2.dts | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
index c0c384d76147..212dc9e5e85d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mm-nitrogen-r2.dts
@@ -9,6 +9,17 @@
 / {
 	model = "Boundary Devices i.MX8MMini Nitrogen8MM Rev2";
 	compatible = "boundary,imx8mm-nitrogen8mm", "fsl,imx8mm";
+
+	reg_wlan_vmmc: regulator-wlan-vmmc {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_reg_wlan_vmmc>;
+		regulator-name = "reg_wlan_vmmc";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio3 20 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
 };
 
 &A53_0 {
@@ -206,6 +217,20 @@ &usdhc2 {
 	status = "okay";
 };
 
+/* wlan */
+&usdhc3 {
+	bus-width = <4>;
+	sdhci-caps-mask = <0x2 0x0>;
+	non-removable;
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc3>;
+	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+	vmmc-supply = <&reg_wlan_vmmc>;
+	vqmmc-1-8-v;
+	status = "okay";
+};
+
 &wdog1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_wdog>;
@@ -264,6 +289,12 @@ MX8MM_IOMUXC_SAI2_RXC_GPIO4_IO22 0x1c0
 		>;
 	};
 
+	pinctrl_reg_wlan_vmmc: reg-wlan-vmmcgrp {
+		fsl,pins = <
+			MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x16
+		>;
+	};
+
 	pinctrl_uart2: uart2grp {
 		fsl,pins = <
 			MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140
-- 
2.25.1

