Add DTSI of Variscite VAR-SOM-MX8MN (Nano) System on Module in a basic
version, delivered with Variscite Symphony Evaluation kit.  This version
comes with:
- 1 GB of RAM,
- 16 GB eMMC,
- Gigabit Ethernet PHY,
- 802.11 ac/a/b/g/n WiFi with 4.2 Bluetooth,
- CAN bus,
- Audio codec (not yet configured in DTSI).

Signed-off-by: Krzysztof Kozlowski <[email protected]>

---

Changes since v1:
1. Add Variscite copyright. The work was based on my previous
   imx8mm-var-som work which was based on imx8mm-evk, however few device
   nodes were configured based on Variscite GPLv2 work.
2. Set PMIC interrupt as edge rising which is not strictly correct, but
   it seems to not cause IRQ storm and matches previous GPIO_ACTIVE_LOW
   incorrect flag. I reached to Variscite but did not get proper answer
   except "there should be a pull up", which does not work in reality.
   Something is wrong here...
---
 .../boot/dts/freescale/imx8mn-var-som.dtsi    | 551 ++++++++++++++++++
 1 file changed, 551 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi 
b/arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi
new file mode 100644
index 000000000000..a2d0190921e4
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mn-var-som.dtsi
@@ -0,0 +1,551 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2019 NXP
+ * Copyright 2019-2020 Variscite Ltd.
+ * Copyright (C) 2020 Krzysztof Kozlowski <[email protected]>
+ */
+
+#include "imx8mn.dtsi"
+
+/ {
+       model = "Variscite VAR-SOM-MX8MN module";
+       compatible = "variscite,var-som-mx8mn", "fsl,imx8mn";
+
+       chosen {
+               stdout-path = &uart4;
+       };
+
+       memory@40000000 {
+               device_type = "memory";
+               reg = <0x0 0x40000000 0 0x40000000>;
+       };
+
+       reg_eth_phy: regulator-eth-phy {
+               compatible = "regulator-fixed";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_reg_eth_phy>;
+               regulator-name = "eth_phy_pwr";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               gpio = <&gpio2 9 GPIO_ACTIVE_HIGH>;
+               enable-active-high;
+       };
+};
+
+&A53_0 {
+       cpu-supply = <&buck2_reg>;
+};
+
+&A53_1 {
+       cpu-supply = <&buck2_reg>;
+};
+
+&A53_2 {
+       cpu-supply = <&buck2_reg>;
+};
+
+&A53_3 {
+       cpu-supply = <&buck2_reg>;
+};
+
+&ecspi1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ecspi1>;
+       cs-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>,
+                  <&gpio1  0 GPIO_ACTIVE_LOW>;
+       /delete-property/ dmas;
+       /delete-property/ dma-names;
+       status = "okay";
+
+       /* Resistive touch controller */
+       touchscreen@0 {
+               reg = <0>;
+               compatible = "ti,ads7846";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_restouch>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
+
+               spi-max-frequency = <1500000>;
+               pendown-gpio = <&gpio1 3 GPIO_ACTIVE_LOW>;
+
+               ti,x-min = /bits/ 16 <125>;
+               touchscreen-size-x = /bits/ 16 <4008>;
+               ti,y-min = /bits/ 16 <282>;
+               touchscreen-size-y = /bits/ 16 <3864>;
+               ti,x-plate-ohms = /bits/ 16 <180>;
+               touchscreen-max-pressure = /bits/ 16 <255>;
+               touchscreen-average-samples = /bits/ 16 <10>;
+               ti,debounce-tol = /bits/ 16 <3>;
+               ti,debounce-rep = /bits/ 16 <1>;
+               ti,settle-delay-usec = /bits/ 16 <150>;
+               ti,keep-vref-on;
+               wakeup-source;
+       };
+};
+
+&fec1 {
+       pinctrl-names = "default", "sleep";
+       pinctrl-0 = <&pinctrl_fec1>;
+       pinctrl-1 = <&pinctrl_fec1_sleep>;
+       phy-mode = "rgmii";
+       phy-handle = <&ethphy>;
+       phy-supply = <&reg_eth_phy>;
+       fsl,magic-packet;
+       status = "okay";
+
+       mdio {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               ethphy: ethernet-phy@4 {
+                       compatible = "ethernet-phy-ieee802.3-c22";
+                       reg = <4>;
+                       reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
+                       reset-assert-us = <10000>;
+               };
+       };
+};
+
+&i2c1 {
+       clock-frequency = <400000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c1>;
+       status = "okay";
+
+       pmic@4b {
+               compatible = "rohm,bd71847";
+               reg = <0x4b>;
+               pinctrl-0 = <&pinctrl_pmic>;
+               interrupt-parent = <&gpio2>;
+               /*
+                * The interrupt is not correct. It should be level low,
+                * however with internal pull up this causes IRQ storm.
+                */
+               interrupts = <8 IRQ_TYPE_EDGE_RISING>;
+               rohm,reset-snvs-powered;
+
+               regulators {
+                       buck1_reg: BUCK1 {
+                               regulator-name = "buck1";
+                               regulator-min-microvolt = <700000>;
+                               regulator-max-microvolt = <1300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                               regulator-ramp-delay = <1250>;
+                       };
+
+                       buck2_reg: BUCK2 {
+                               regulator-name = "buck2";
+                               regulator-min-microvolt = <700000>;
+                               regulator-max-microvolt = <1300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                               regulator-ramp-delay = <1250>;
+                               rohm,dvs-run-voltage = <1000000>;
+                               rohm,dvs-idle-voltage = <900000>;
+                       };
+
+                       buck3_reg: BUCK3 {
+                               regulator-name = "buck3";
+                               regulator-min-microvolt = <700000>;
+                               regulator-max-microvolt = <1350000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       buck4_reg: BUCK4 {
+                               regulator-name = "buck4";
+                               regulator-min-microvolt = <2600000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       buck5_reg: BUCK5 {
+                               regulator-name = "buck5";
+                               regulator-min-microvolt = <1605000>;
+                               regulator-max-microvolt = <1995000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       buck6_reg: BUCK6 {
+                               regulator-name = "buck6";
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <1400000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       ldo1_reg: LDO1 {
+                               regulator-name = "ldo1";
+                               regulator-min-microvolt = <1600000>;
+                               regulator-max-microvolt = <1900000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       ldo2_reg: LDO2 {
+                               regulator-name = "ldo2";
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <900000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       ldo3_reg: LDO3 {
+                               regulator-name = "ldo3";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       ldo4_reg: LDO4 {
+                               regulator-name = "ldo4";
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                       };
+
+                       ldo5_reg: LDO5 {
+                               regulator-compatible = "ldo5";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                       };
+
+                       ldo6_reg: LDO6 {
+                               regulator-name = "ldo6";
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+               };
+       };
+};
+
+&i2c3 {
+       clock-frequency = <400000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c3>;
+       status = "okay";
+
+       /* TODO: configure audio, as of now just put a placeholder */
+       wm8904: codec@1a {
+               compatible = "wlf,wm8904";
+               reg = <0x1a>;
+               status = "disabled";
+       };
+};
+
+&snvs_pwrkey {
+       status = "okay";
+};
+
+/* Bluetooth */
+&uart2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart2>;
+       assigned-clocks = <&clk IMX8MN_CLK_UART2>;
+       assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_80M>;
+       uart-has-rtscts;
+       status = "okay";
+};
+
+/* Console */
+&uart4 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_uart4>;
+       status = "okay";
+};
+
+&usbotg1 {
+       dr_mode = "otg";
+       usb-role-switch;
+       status = "okay";
+};
+
+/* WIFI */
+&usdhc1 {
+       #address-cells = <1>;
+       #size-cells = <0>;
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc1>;
+       pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+       pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+       bus-width = <4>;
+       non-removable;
+       keep-power-in-suspend;
+       status = "okay";
+
+       brcmf: bcrmf@1 {
+               reg = <1>;
+               compatible = "brcm,bcm4329-fmac";
+       };
+};
+
+/* SD */
+&usdhc2 {
+       assigned-clocks = <&clk IMX8MN_CLK_USDHC2>;
+       assigned-clock-rates = <200000000>;
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+       pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
+       pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
+       cd-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
+       bus-width = <4>;
+       vmmc-supply = <&reg_usdhc2_vmmc>;
+       status = "okay";
+};
+
+/* eMMC */
+&usdhc3 {
+       assigned-clocks = <&clk IMX8MN_CLK_USDHC3_ROOT>;
+       assigned-clock-rates = <400000000>;
+       pinctrl-names = "default", "state_100mhz", "state_200mhz";
+       pinctrl-0 = <&pinctrl_usdhc3>;
+       pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+       pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+       bus-width = <8>;
+       non-removable;
+       status = "okay";
+};
+
+&wdog1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_wdog>;
+       fsl,ext-reset-output;
+       status = "okay";
+};
+
+&iomuxc {
+       pinctrl_ecspi1: ecspi1grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK            0x13
+                       MX8MN_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI            0x13
+                       MX8MN_IOMUXC_ECSPI1_MISO_ECSPI1_MISO            0x13
+                       MX8MN_IOMUXC_GPIO1_IO14_GPIO1_IO14              0x13
+                       MX8MN_IOMUXC_GPIO1_IO00_GPIO1_IO0               0x13
+               >;
+       };
+
+       pinctrl_fec1: fec1grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_ENET_MDC_ENET1_MDC                 0x3
+                       MX8MN_IOMUXC_ENET_MDIO_ENET1_MDIO               0x3
+                       MX8MN_IOMUXC_ENET_TD3_ENET1_RGMII_TD3           0x1f
+                       MX8MN_IOMUXC_ENET_TD2_ENET1_RGMII_TD2           0x1f
+                       MX8MN_IOMUXC_ENET_TD1_ENET1_RGMII_TD1           0x1f
+                       MX8MN_IOMUXC_ENET_TD0_ENET1_RGMII_TD0           0x1f
+                       MX8MN_IOMUXC_ENET_RD3_ENET1_RGMII_RD3           0x91
+                       MX8MN_IOMUXC_ENET_RD2_ENET1_RGMII_RD2           0x91
+                       MX8MN_IOMUXC_ENET_RD1_ENET1_RGMII_RD1           0x91
+                       MX8MN_IOMUXC_ENET_RD0_ENET1_RGMII_RD0           0x91
+                       MX8MN_IOMUXC_ENET_TXC_ENET1_RGMII_TXC           0x1f
+                       MX8MN_IOMUXC_ENET_RXC_ENET1_RGMII_RXC           0x91
+                       MX8MN_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL     0x91
+                       MX8MN_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL     0x1f
+                       MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9               0x19
+               >;
+       };
+
+       pinctrl_fec1_sleep: fec1sleepgrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_ENET_MDC_GPIO1_IO16                0x120
+                       MX8MN_IOMUXC_ENET_MDIO_GPIO1_IO17               0x120
+                       MX8MN_IOMUXC_ENET_TD3_GPIO1_IO18                0x120
+                       MX8MN_IOMUXC_ENET_TD2_GPIO1_IO19                0x120
+                       MX8MN_IOMUXC_ENET_TD1_GPIO1_IO20                0x120
+                       MX8MN_IOMUXC_ENET_TD0_GPIO1_IO21                0x120
+                       MX8MN_IOMUXC_ENET_RD3_GPIO1_IO29                0x120
+                       MX8MN_IOMUXC_ENET_RD2_GPIO1_IO28                0x120
+                       MX8MN_IOMUXC_ENET_RD1_GPIO1_IO27                0x120
+                       MX8MN_IOMUXC_ENET_RD0_GPIO1_IO26                0x120
+                       MX8MN_IOMUXC_ENET_TXC_GPIO1_IO23                0x120
+                       MX8MN_IOMUXC_ENET_RXC_GPIO1_IO25                0x120
+                       MX8MN_IOMUXC_ENET_RX_CTL_GPIO1_IO24             0x120
+                       MX8MN_IOMUXC_ENET_TX_CTL_GPIO1_IO22             0x120
+                       MX8MN_IOMUXC_GPIO1_IO09_GPIO1_IO9               0x120
+               >;
+       };
+
+       pinctrl_i2c1: i2c1grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL          0x400001c3
+                       MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA          0x400001c3
+               >;
+       };
+
+       pinctrl_i2c3: i2c3grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_I2C3_SCL_I2C3_SCL          0x400001c3
+                       MX8MN_IOMUXC_I2C3_SDA_I2C3_SDA          0x400001c3
+               >;
+       };
+
+       pinctrl_pmic: pmicirqgrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_SD1_DATA6_GPIO2_IO8        0x101
+               >;
+       };
+
+       pinctrl_reg_eth_phy: regethphygrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_SD1_DATA7_GPIO2_IO9        0x41
+               >;
+       };
+
+       pinctrl_restouch: restouchgrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3       0x1c0
+               >;
+       };
+
+       pinctrl_uart2: uart2grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_SAI3_TXFS_UART2_DCE_RX     0x140
+                       MX8MN_IOMUXC_SAI3_TXC_UART2_DCE_TX      0x140
+                       MX8MN_IOMUXC_SAI3_RXC_UART2_DCE_CTS_B   0x140
+                       MX8MN_IOMUXC_SAI3_RXD_UART2_DCE_RTS_B   0x140
+               >;
+       };
+
+       pinctrl_uart4: uart4grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_UART4_RXD_UART4_DCE_RX     0x140
+                       MX8MN_IOMUXC_UART4_TXD_UART4_DCE_TX     0x140
+               >;
+       };
+
+       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: usdhc1-100mhzgrp {
+               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: usdhc1-200mhzgrp {
+               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_IO10_GPIO1_IO10      0x41
+               >;
+       };
+
+       pinctrl_usdhc2: usdhc2grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK         0x190
+                       MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD         0x1d0
+                       MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0     0x1d0
+                       MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1     0x1d0
+                       MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2     0x1d0
+                       MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3     0x1d0
+                       MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT  0x1d0
+               >;
+       };
+
+       pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK         0x194
+                       MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD         0x1d4
+                       MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0     0x1d4
+                       MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1     0x1d4
+                       MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2     0x1d4
+                       MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3     0x1d4
+                       MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT  0x1d0
+               >;
+       };
+
+       pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK         0x196
+                       MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD         0x1d6
+                       MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0     0x1d6
+                       MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1     0x1d6
+                       MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2     0x1d6
+                       MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3     0x1d6
+                       MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT  0x1d0
+               >;
+       };
+
+       pinctrl_usdhc3: usdhc3grp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK       0x190
+                       MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD       0x1d0
+                       MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0   0x1d0
+                       MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1   0x1d0
+                       MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2   0x1d0
+                       MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3   0x1d0
+                       MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4     0x1d0
+                       MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5    0x1d0
+                       MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6    0x1d0
+                       MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7      0x1d0
+                       MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE   0x190
+               >;
+       };
+
+       pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK       0x194
+                       MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD       0x1d4
+                       MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0   0x1d4
+                       MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1   0x1d4
+                       MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2   0x1d4
+                       MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3   0x1d4
+                       MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4     0x1d4
+                       MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5    0x1d4
+                       MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6    0x1d4
+                       MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7      0x1d4
+                       MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE   0x194
+               >;
+       };
+
+       pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_NAND_WE_B_USDHC3_CLK       0x196
+                       MX8MN_IOMUXC_NAND_WP_B_USDHC3_CMD       0x1d6
+                       MX8MN_IOMUXC_NAND_DATA04_USDHC3_DATA0   0x1d6
+                       MX8MN_IOMUXC_NAND_DATA05_USDHC3_DATA1   0x1d6
+                       MX8MN_IOMUXC_NAND_DATA06_USDHC3_DATA2   0x1d6
+                       MX8MN_IOMUXC_NAND_DATA07_USDHC3_DATA3   0x1d6
+                       MX8MN_IOMUXC_NAND_RE_B_USDHC3_DATA4     0x1d6
+                       MX8MN_IOMUXC_NAND_CE2_B_USDHC3_DATA5    0x1d6
+                       MX8MN_IOMUXC_NAND_CE3_B_USDHC3_DATA6    0x1d6
+                       MX8MN_IOMUXC_NAND_CLE_USDHC3_DATA7      0x1d6
+                       MX8MN_IOMUXC_NAND_CE1_B_USDHC3_STROBE   0x196
+               >;
+       };
+
+       pinctrl_wdog: wdoggrp {
+               fsl,pins = <
+                       MX8MN_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B    0xc6
+               >;
+       };
+};
-- 
2.17.1

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