[PATCH 2/2] arm64: dts: imx8mm: Add support for Data Modul i.MX8M Mini eDM SBC
Peng Fan
peng.fan at nxp.com
Sun Feb 20 16:54:26 PST 2022
> Subject: [PATCH 2/2] arm64: dts: imx8mm: Add support for Data Modul
> i.MX8M Mini eDM SBC
>
> Add support for Data Modul i.MX8M Mini eDM SBC board. This is an
> evaluation board for various custom display units. Currently supported are
> serial console, ethernet, eMMC, SD, PCIe, SPI NOR, USB host and USB OTG.
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Fabio Estevam <festevam at denx.de>
> Cc: Peng Fan <peng.fan at nxp.com>
> Cc: Shawn Guo <shawnguo at kernel.org>
> Cc: NXP Linux Team <linux-imx at nxp.com>
> To: linux-arm-kernel at lists.infradead.org
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> .../freescale/imx8mm-data-modul-edm-sbc.dts | 996
> ++++++++++++++++++
> 2 files changed, 997 insertions(+)
> create mode 100644
> arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile
> b/arch/arm64/boot/dts/freescale/Makefile
> index d96eb4cbd9900..8a12a5cf456a1 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -49,6 +49,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) +=
> fsl-ls1028a-qds-899b.dtb
> dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-9999.dtb
>
> dtb-$(CONFIG_ARCH_MXC) += imx8mm-beacon-kit.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8mm-data-modul-edm-sbc.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mm-ddr4-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mm-emcon-avari.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb diff --git
> a/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts
> b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts
> new file mode 100644
> index 0000000000000..154116d01c94d
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mm-data-modul-edm-sbc.dts
> @@ -0,0 +1,996 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2022 Marek Vasut <marex at denx.de> */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/net/qca-ar803x.h> #include
> +<dt-bindings/phy/phy-imx8-pcie.h>
> +#include "imx8mm.dtsi"
> +
> +/ {
> + model = "Data Modul i.MX8M Mini eDM SBC";
> + compatible = "dmo,imx8mm-data-modul-edm-sbc", "fsl,imx8mm";
> +
> + aliases {
> + rtc0 = &rtc;
> + rtc1 = &snvs_rtc;
> + };
> +
> + chosen {
> + stdout-path = &uart3;
> + };
> +
> + memory at 40000000 {
> + device_type = "memory";
> + /* There are 1/2/4 GiB options, adjusted by bootloader. */
> + reg = <0x0 0x40000000 0 0x40000000>;
> + };
> +
> + backlight: backlight {
> + compatible = "pwm-backlight";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_panel_backlight>;
> + brightness-levels = <0 1 10 20 30 40 50 60 70 75 80 90 100>;
> + default-brightness-level = <7>;
> + enable-gpios = <&gpio3 0 GPIO_ACTIVE_HIGH>;
> + pwms = <&pwm1 0 5000000>;
> + /* Disabled by default, unless display board plugged in. */
> + status = "disabled";
> + };
> +
> + clk_xtal25: clk-xtal25 {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <25000000>;
> + };
> +
> + panel: panel {
> + backlight = <&backlight>;
> + power-supply = <®_panel_vcc>;
> + /* Disabled by default, unless display board plugged in. */
> + status = "disabled";
> + };
> +
> + reg_panel_vcc: regulator-panel-vcc {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_panel_vcc_reg>;
> + regulator-name = "PANEL_VCC";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + gpio = <&gpio3 6 0>;
> + enable-active-high;
> + /* Disabled by default, unless display board plugged in. */
> + status = "disabled";
> + };
> +
> + reg_usdhc2_vcc: regulator-usdhc2-vcc {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc2_vcc_reg>;
> + regulator-name = "V_3V3_SD";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + gpio = <&gpio2 19 0>;
> + enable-active-high;
> + };
> +
> + watchdog-gpio {
> + /* TPS3813 */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_watchdog_gpio>;
> + compatible = "linux,wdt-gpio";
> + always-enabled;
> + gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
> + hw_algo = "level";
> + /* Reset triggers in 2..3 seconds */
> + hw_margin_ms = <1500>;
> + /* Disabled by default */
> + status = "disabled";
> + };
> +};
> +
> +&A53_0 {
> + cpu-supply = <&buck2_reg>;
> +};
> +
> +&A53_1 {
> + cpu-supply = <&buck2_reg>;
> +};
> +
> +&A53_2 {
> + cpu-supply = <&buck2_reg>;
> +};
> +
> +&A53_3 {
> + cpu-supply = <&buck2_reg>;
> +};
> +
> +&ddrc {
> + operating-points-v2 = <&ddrc_opp_table>;
> +
> + ddrc_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-25M {
> + opp-hz = /bits/ 64 <25000000>;
> + };
> +
> + opp-100M {
> + opp-hz = /bits/ 64 <100000000>;
> + };
> +
> + opp-750M {
> + opp-hz = /bits/ 64 <750000000>;
> + };
> + };
> +};
> +
> +&ecspi1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ecspi1>;
> + cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
> + status = "okay";
> +
> + flash at 0 { /* W25Q128FVSI */
> + compatible = "jedec,spi-nor";
> + m25p,fast-read;
> + spi-max-frequency = <50000000>;
> + reg = <0>;
> + };
> +};
> +
> +&ecspi2 { /* Feature connector SPI */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ecspi2>;
> + cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
> + /* Disabled by default, unless feature board plugged in. */
> + status = "disabled";
> +};
> +
> +&ecspi3 { /* Display connector SPI */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ecspi3>;
> + cs-gpios = <&gpio5 25 GPIO_ACTIVE_LOW>;
> + /* Disabled by default, unless display board plugged in. */
> + status = "disabled";
> +};
> +
> +&fec1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec1>;
> + phy-mode = "rgmii-id";
> + phy-handle = <&fec1_phy>;
> + phy-supply = <&buck4_reg>;
> + fsl,magic-packet;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + /* Atheros AR8031 PHY */
> + fec1_phy: ethernet-phy at 0 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <0>;
> + /*
> + * Dedicated ENET_WOL# signal is unused, the PHY
> + * can wake the SoC up via INT signal as well.
> + */
> + interrupts-extended = <&gpio1 15 IRQ_TYPE_LEVEL_LOW>;
> + reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
> + reset-assert-us = <10000>;
> + reset-deassert-us = <10000>;
> + qca,clk-out-frequency = <125000000>;
> + qca,clk-out-strength = <AR803X_STRENGTH_FULL>;
> + qca,keep-pll-enabled;
> + vddio-supply = <&vddio>;
> +
> + vddio: vddio-regulator {
> + regulator-name = "VDDIO";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + };
> +
> + vddh: vddh-regulator {
> + regulator-name = "VDDH";
> + };
> + };
> + };
> +};
> +
> +&gpio1 {
> + gpio-line-names =
> + "", "ENET_RST#", "WDOG_B#", "PMIC_INT#",
> + "", "M2-B_PCIE_RST#", "M2-B_PCIE_WAKE#", "RTC_IRQ#",
> + "WDOG_KICK#", "M2-B_PCIE_CLKREQ#",
> + "USB1_OTG_ID_3V3", "ENET_WOL#",
> + "", "", "", "ENET_INT#",
> + "", "", "", "", "", "", "", "",
> + "", "", "", "", "", "", "", "";
> +};
> +
> +&gpio2 {
> + gpio-line-names =
> + "MEMCFG2", "MEMCFG1", "DSI_RESET_1V8#", "DSI_IRQ_1V8#",
> + "M2-B_FULL_CARD_PWROFF_1V8#", "EEPROM_WP_1V8#",
> + "PCIE_CLK_GEN_CLKPWRGD_PD_1V8#",
> "GRAPHICS_PRSNT_1V8#",
> + "MEMCFG0", "WDOG_EN",
> + "M2-B_W_DISABLE1_WWAN_1V8#",
> "M2-B_W_DISABLE2_GPS_1V8#",
> + "", "", "", "",
> + "", "", "", "SD2_RESET#", "", "", "", "",
> + "", "", "", "", "", "", "", "";
> +};
> +
> +&gpio3 {
> + gpio-line-names =
> + "BL_ENABLE_1V8", "PG_V_IN_VAR#", "", "",
> + "", "", "TFT_ENABLE_1V8", "GRAPHICS_GPIO0_1V8",
> + "CSI_PD_1V8", "CSI_RESET_1V8#", "", "",
> + "", "", "", "",
> + "", "", "", "M2-B_WAKE_WWAN_1V8#",
> + "M2-B_RESET_1V8#", "", "", "",
> + "", "", "", "", "", "", "", "";
> +};
> +
> +&gpio4 {
> + gpio-line-names =
> + "NC0", "NC1", "BOOTCFG0", "BOOTCFG1",
> + "BOOTCFG2", "BOOTCFG3", "BOOTCFG4", "BOOTCFG5",
> + "BOOTCFG6", "BOOTCFG7", "NC10", "NC11",
> + "BOOTCFG8", "BOOTCFG9", "BOOTCFG10", "BOOTCFG11",
> + "BOOTCFG12", "BOOTCFG13", "BOOTCFG14", "BOOTCFG15",
> + "NC20", "", "", "",
> + "", "CAN_INT#", "CAN_RST#", "GPIO4_IO27",
> + "DIS_USB_DN2", "", "", "";
> +};
> +
> +&gpio5 {
> + gpio-line-names =
> + "", "DIS_USB_DN1", "USBHUB_RESET#", "GPIO5_IO03",
> + "GPIO5_IO04", "", "", "",
> + "", "SPI1_CS#", "", "",
> + "", "SPI2_CS#", "I2C1_SCL_3V3", "I2C1_SDA_3V3",
> + "I2C2_SCL_3V3", "I2C2_SDA_3V3", "I2C3_SCL_3V3",
> "I2C3_SDA_3V3",
> + "I2C4_SCL_3V3", "I2C4_SDA_3V3", "", "",
> + "", "SPI3_CS#", "", "", "", "", "", ""; };
> +
> +&i2c1 {
> + /* IMX8MM ERRATA e7805 -- I2C is limited to 384 kHz due to SoC bug */
> + clock-frequency = <100000>;
> + pinctrl-names = "default", "gpio";
> + pinctrl-0 = <&pinctrl_i2c1>;
> + pinctrl-1 = <&pinctrl_i2c1_gpio>;
> + scl-gpios = <&gpio5 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + sda-gpios = <&gpio5 15 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + status = "okay";
> +
> + pmic: pmic at 4b {
> + compatible = "rohm,bd71847";
> + reg = <0x4b>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pmic>;
> + interrupt-parent = <&gpio1>;
> + interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
> + rohm,reset-snvs-powered;
> +
> + /*
> + * i.MX 8M Mini Data Sheet for Consumer Products
> + * 3.1.3 Operating ranges
> + * MIMX8MM4DVTLZAA
> + */
> + regulators {
> + /* VDD_SOC */
> + buck1_reg: BUCK1 {
> + regulator-name = "buck1";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <850000>;
> + regulator-boot-on;
> + regulator-always-on;
> + regulator-ramp-delay = <1250>;
> + };
> +
> + /* VDD_ARM */
> + buck2_reg: BUCK2 {
> + regulator-name = "buck2";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <1050000>;
> + regulator-boot-on;
> + regulator-always-on;
> + regulator-ramp-delay = <1250>;
> + rohm,dvs-run-voltage = <1000000>;
> + rohm,dvs-idle-voltage = <950000>;
> + };
> +
> + /* VDD_DRAM, BUCK5 */
> + buck3_reg: BUCK3 {
> + regulator-name = "buck3";
> + /* 1.5 GHz DDR bus clock */
> + regulator-min-microvolt = <900000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 3V3_VDD, BUCK6 */
> + buck4_reg: BUCK4 {
> + regulator-name = "buck4";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 1V8_VDD, BUCK7 */
> + buck5_reg: BUCK5 {
> + regulator-name = "buck5";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 1V1_NVCC_DRAM, BUCK8 */
> + buck6_reg: BUCK6 {
> + regulator-name = "buck6";
> + regulator-min-microvolt = <1100000>;
> + regulator-max-microvolt = <1100000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 1V8_NVCC_SNVS */
> + ldo1_reg: LDO1 {
> + regulator-name = "ldo1";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 0V8_VDD_SNVS */
> + ldo2_reg: LDO2 {
> + regulator-name = "ldo2";
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 1V8_VDDA */
> + ldo3_reg: LDO3 {
> + regulator-name = "ldo3";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 0V9_VDD_PHY */
> + ldo4_reg: LDO4 {
> + regulator-name = "ldo4";
> + regulator-min-microvolt = <900000>;
> + regulator-max-microvolt = <900000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + /* 1V2_VDD_PHY */
> + ldo6_reg: LDO6 {
> + regulator-name = "ldo6";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> + };
> + };
> +};
> +
> +&i2c2 {
> + /* IMX8MM ERRATA e7805 -- I2C is limited to 384 kHz due to SoC bug */
> + clock-frequency = <320000>;
> + pinctrl-names = "default", "gpio";
> + pinctrl-0 = <&pinctrl_i2c2>;
> + pinctrl-1 = <&pinctrl_i2c2_gpio>;
> + scl-gpios = <&gpio5 16 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + sda-gpios = <&gpio5 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + status = "okay";
> +
> + usb-hub at 2c {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usb_hub>;
> + compatible = "microchip,usb2514bi";
> + reg = <0x2c>;
> + individual-port-switching;
> + reset-gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
> + self-powered;
> + };
> +
> + eeprom: eeprom at 50 {
> + compatible = "atmel,24c32";
> + reg = <0x50>;
> + pagesize = <32>;
> + };
> +
> + rtc: rtc at 68 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_rtc>;
> + compatible = "st,m41t62";
> + reg = <0x68>;
> + interrupts-extended = <&gpio1 7 IRQ_TYPE_LEVEL_LOW>;
> + };
> +
> + pcieclk: clk at 6a {
> + compatible = "renesas,9fgv0241";
> + reg = <0x6a>;
> + clocks = <&clk_xtal25>;
> + #clock-cells = <1>;
> + };
> +};
> +
> +&i2c3 { /* Display connector I2C */
> + /* IMX8MM ERRATA e7805 -- I2C is limited to 384 kHz due to SoC bug */
> + clock-frequency = <320000>;
> + pinctrl-names = "default", "gpio";
> + pinctrl-0 = <&pinctrl_i2c3>;
> + pinctrl-1 = <&pinctrl_i2c3_gpio>;
> + scl-gpios = <&gpio5 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + sda-gpios = <&gpio5 19 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + status = "okay";
> +};
> +
> +&i2c4 { /* Feature connector I2C */
> + /* IMX8MM ERRATA e7805 -- I2C is limited to 384 kHz due to SoC bug */
> + clock-frequency = <320000>;
> + pinctrl-names = "default", "gpio";
> + pinctrl-0 = <&pinctrl_i2c4>;
> + pinctrl-1 = <&pinctrl_i2c4_gpio>;
> + scl-gpios = <&gpio5 20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + sda-gpios = <&gpio5 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_hog_feature>, <&pinctrl_hog_misc>,
> + <&pinctrl_hog_panel>, <&pinctrl_hog_sbc>,
> + <&pinctrl_panel_expansion>;
> +
> + pinctrl_ecspi1: ecspi1-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_ECSPI1_SCLK_ECSPI1_SCLK 0x44
> + MX8MM_IOMUXC_ECSPI1_MOSI_ECSPI1_MOSI 0x44
> + MX8MM_IOMUXC_ECSPI1_MISO_ECSPI1_MISO 0x44
> + MX8MM_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x40
> + >;
> + };
> +
> + pinctrl_ecspi2: ecspi2-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK 0x44
> + MX8MM_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0x44
> + MX8MM_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0x44
> + MX8MM_IOMUXC_ECSPI2_SS0_GPIO5_IO13 0x40
> + >;
> + };
> +
> + pinctrl_ecspi3: ecspi3-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_UART1_RXD_ECSPI3_SCLK 0x44
> + MX8MM_IOMUXC_UART1_TXD_ECSPI3_MOSI 0x44
> + MX8MM_IOMUXC_UART2_RXD_ECSPI3_MISO 0x44
> + MX8MM_IOMUXC_UART2_TXD_GPIO5_IO25 0x40
> + >;
> + };
> +
> + pinctrl_fec1: fec1-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_ENET_MDC_ENET1_MDC 0x3
> + MX8MM_IOMUXC_ENET_MDIO_ENET1_MDIO 0x3
> + MX8MM_IOMUXC_ENET_RD0_ENET1_RGMII_RD0 0x91
> + MX8MM_IOMUXC_ENET_RD1_ENET1_RGMII_RD1 0x91
> + MX8MM_IOMUXC_ENET_RD2_ENET1_RGMII_RD2 0x91
> + MX8MM_IOMUXC_ENET_RD3_ENET1_RGMII_RD3 0x91
> + MX8MM_IOMUXC_ENET_RXC_ENET1_RGMII_RXC 0x91
> + MX8MM_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL
> 0x91
> + MX8MM_IOMUXC_ENET_TD0_ENET1_RGMII_TD0 0x1f
> + MX8MM_IOMUXC_ENET_TD1_ENET1_RGMII_TD1 0x1f
> + MX8MM_IOMUXC_ENET_TD2_ENET1_RGMII_TD2 0x1f
> + MX8MM_IOMUXC_ENET_TD3_ENET1_RGMII_TD3 0x1f
> + MX8MM_IOMUXC_ENET_TXC_ENET1_RGMII_TXC 0x1f
> + MX8MM_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL
> 0x1f
> + /* ENET_RST# */
> + MX8MM_IOMUXC_GPIO1_IO01_GPIO1_IO1 0x6
> + /* ENET_WOL# */
> + MX8MM_IOMUXC_GPIO1_IO11_GPIO1_IO11
> 0x40000090
> + /* ENET_INT# */
> + MX8MM_IOMUXC_GPIO1_IO15_GPIO1_IO15
> 0x40000090
> + >;
> + };
> +
> + pinctrl_hog_feature: hog-feature-grp {
> + fsl,pins = <
> + /* GPIO4_IO27 */
> + MX8MM_IOMUXC_SAI2_MCLK_GPIO4_IO27
> 0x40000006
> + /* GPIO5_IO03 */
> + MX8MM_IOMUXC_SPDIF_TX_GPIO5_IO3
> 0x40000006
> + /* GPIO5_IO04 */
> + MX8MM_IOMUXC_SPDIF_RX_GPIO5_IO4
> 0x40000006
> +
> + /* CAN_INT# */
> + MX8MM_IOMUXC_SAI2_TXC_GPIO4_IO25 0x40000090
> + /* CAN_RST# */
> + MX8MM_IOMUXC_SAI2_TXD0_GPIO4_IO26 0x26
> + >;
> + };
> +
> + pinctrl_hog_panel: hog-panel-grp {
> + fsl,pins = <
> + /* GRAPHICS_GPIO0_1V8 */
> + MX8MM_IOMUXC_NAND_DATA01_GPIO3_IO7 0x26
> + >;
> + };
> +
> + pinctrl_hog_misc: hog-misc-grp {
> + fsl,pins = <
> + /* PG_V_IN_VAR# */
> + MX8MM_IOMUXC_NAND_CE0_B_GPIO3_IO1
> 0x40000000
> + /* CSI_PD_1V8 */
> + MX8MM_IOMUXC_NAND_DATA02_GPIO3_IO8 0x0
> + /* CSI_RESET_1V8# */
> + MX8MM_IOMUXC_NAND_DATA03_GPIO3_IO9 0x0
> +
> + /* DIS_USB_DN1 */
> + MX8MM_IOMUXC_SAI3_TXD_GPIO5_IO1 0x0
> + /* DIS_USB_DN2 */
> + MX8MM_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x0
> +
> + /* EEPROM_WP_1V8# */
> + MX8MM_IOMUXC_SD1_DATA3_GPIO2_IO5 0x100
> + /* PCIE_CLK_GEN_CLKPWRGD_PD_1V8# */
> + MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6 0x0
> + /* GRAPHICS_PRSNT_1V8# */
> + MX8MM_IOMUXC_SD1_DATA5_GPIO2_IO7
> 0x40000000
> +
> + /* CLK_CCM_CLKO1_3V3 */
> + MX8MM_IOMUXC_GPIO1_IO14_CCMSRCGPCMIX_CLKO1
> 0x10
> + >;
> + };
> +
> + pinctrl_hog_sbc: hog-sbc-grp {
> + fsl,pins = <
> + /* MEMCFG[0..2] straps */
> + MX8MM_IOMUXC_SD1_DATA6_GPIO2_IO8
> 0x40000140
> + MX8MM_IOMUXC_SD1_CMD_GPIO2_IO1
> 0x40000140
> + MX8MM_IOMUXC_SD1_CLK_GPIO2_IO0
> 0x40000140
> +
> + /* BOOT_CFG[0..15] straps */
> + MX8MM_IOMUXC_SAI1_RXD0_GPIO4_IO2
> 0x40000000
> + MX8MM_IOMUXC_SAI1_RXD1_GPIO4_IO3
> 0x40000000
> + MX8MM_IOMUXC_SAI1_RXD2_GPIO4_IO4
> 0x40000000
> + MX8MM_IOMUXC_SAI1_RXD3_GPIO4_IO5
> 0x40000000
> + MX8MM_IOMUXC_SAI1_RXD4_GPIO4_IO6
> 0x40000000
> + MX8MM_IOMUXC_SAI1_RXD5_GPIO4_IO7
> 0x40000000
> + MX8MM_IOMUXC_SAI1_RXD6_GPIO4_IO8
> 0x40000000
> + MX8MM_IOMUXC_SAI1_RXD7_GPIO4_IO9
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD0_GPIO4_IO12
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD1_GPIO4_IO13
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD2_GPIO4_IO14
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD3_GPIO4_IO15
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD4_GPIO4_IO16
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD5_GPIO4_IO17
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD6_GPIO4_IO18
> 0x40000000
> + MX8MM_IOMUXC_SAI1_TXD7_GPIO4_IO19
> 0x40000000
> +
> + /* Not connected pins */
> + MX8MM_IOMUXC_SAI1_MCLK_GPIO4_IO20 0x0
> + MX8MM_IOMUXC_SAI1_TXFS_GPIO4_IO10 0x0
> + MX8MM_IOMUXC_SAI1_TXC_GPIO4_IO11 0x0
> + MX8MM_IOMUXC_SAI1_RXFS_GPIO4_IO0 0x0
> + MX8MM_IOMUXC_SAI1_RXC_GPIO4_IO1 0x0
Why configure these pins if not connected?
Thanks,
Peng.
> + >;
> + };
> +
> + pinctrl_i2c1: i2c1-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL
> 0x40000084
> + MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA
> 0x40000084
> + >;
> + };
> +
> + pinctrl_i2c1_gpio: i2c1-gpio-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14 0x84
> + MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15 0x84
> + >;
> + };
> +
> + pinctrl_i2c2: i2c2-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL
> 0x40000084
> + MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA
> 0x40000084
> + >;
> + };
> +
> + pinctrl_i2c2_gpio: i2c2-gpio-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C2_SCL_GPIO5_IO16 0x84
> + MX8MM_IOMUXC_I2C2_SDA_GPIO5_IO17 0x84
> + >;
> + };
> +
> + pinctrl_i2c3: i2c3-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C3_SCL_I2C3_SCL
> 0x40000084
> + MX8MM_IOMUXC_I2C3_SDA_I2C3_SDA
> 0x40000084
> + >;
> + };
> +
> + pinctrl_i2c3_gpio: i2c3-gpio-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C3_SCL_GPIO5_IO18 0x84
> + MX8MM_IOMUXC_I2C3_SDA_GPIO5_IO19 0x84
> + >;
> + };
> +
> + pinctrl_i2c4: i2c4-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C4_SCL_I2C4_SCL
> 0x40000084
> + MX8MM_IOMUXC_I2C4_SDA_I2C4_SDA
> 0x40000084
> + >;
> + };
> +
> + pinctrl_i2c4_gpio: i2c4-gpio-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_I2C4_SCL_GPIO5_IO20 0x84
> + MX8MM_IOMUXC_I2C4_SDA_GPIO5_IO21 0x84
> + >;
> + };
> +
> + pinctrl_panel_backlight: panel-backlight-grp {
> + fsl,pins = <
> + /* BL_ENABLE_1V8 */
> + MX8MM_IOMUXC_NAND_ALE_GPIO3_IO0
> 0x104
> + >;
> + };
> +
> + pinctrl_panel_expansion: panel-expansion-grp {
> + fsl,pins = <
> + /* DSI_RESET_1V8# */
> + MX8MM_IOMUXC_SD1_DATA0_GPIO2_IO2 0x2
> + /* DSI_IRQ_1V8# */
> + MX8MM_IOMUXC_SD1_DATA1_GPIO2_IO3
> 0x40000090
> + >;
> + };
> +
> + pinctrl_panel_vcc_reg: panel-vcc-grp {
> + fsl,pins = <
> + /* TFT_ENABLE_1V8 */
> + MX8MM_IOMUXC_NAND_DATA00_GPIO3_IO6 0x104
> + >;
> + };
> +
> + pinctrl_panel_pwm: panel-pwm-grp {
> + fsl,pins = <
> + /* BL_PWM_3V3 */
> + MX8MM_IOMUXC_SPDIF_EXT_CLK_PWM1_OUT 0x12
> + >;
> + };
> +
> + pinctrl_pcie0: pcie-grp {
> + fsl,pins = <
> + /* M2-B_RESET_1V8# */
> + MX8MM_IOMUXC_SAI5_RXC_GPIO3_IO20 0x102
> + /* M2-B_PCIE_RST# */
> + MX8MM_IOMUXC_GPIO1_IO05_GPIO1_IO5 0x2
> + /* M2-B_FULL_CARD_PWROFF_1V8# */
> + MX8MM_IOMUXC_SD1_DATA2_GPIO2_IO4 0x102
> + /* M2-B_W_DISABLE1_WWAN_1V8# */
> + MX8MM_IOMUXC_SD1_RESET_B_GPIO2_IO10 0x102
> + /* M2-B_W_DISABLE2_GPS_1V8# */
> + MX8MM_IOMUXC_SD1_STROBE_GPIO2_IO11 0x102
> + /* CLK_M2_32K768 */
> + MX8MM_IOMUXC_GPIO1_IO00_ANAMIX_REF_CLK_32K 0x14
> + /* M2-B_WAKE_WWAN_1V8# */
> + MX8MM_IOMUXC_SAI5_RXFS_GPIO3_IO19
> 0x40000140
> + /* M2-B_PCIE_WAKE# */
> + MX8MM_IOMUXC_GPIO1_IO06_GPIO1_IO6
> 0x40000140
> + /* M2-B_PCIE_CLKREQ# */
> + MX8MM_IOMUXC_GPIO1_IO09_GPIO1_IO9
> 0x40000140
> + >;
> + };
> +
> + pinctrl_pmic: pmic-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3
> 0x40000090
> + >;
> + };
> +
> + pinctrl_rtc: rtc-grp {
> + fsl,pins = <
> + /* RTC_IRQ# */
> + MX8MM_IOMUXC_GPIO1_IO07_GPIO1_IO7
> 0x40000090
> + >;
> + };
> +
> + pinctrl_sai5: sai5-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_SAI5_MCLK_SAI5_MCLK 0x100
> + MX8MM_IOMUXC_SAI5_RXD0_SAI5_RX_DATA0 0x0
> + MX8MM_IOMUXC_SAI5_RXD1_SAI5_TX_SYNC 0x100
> + MX8MM_IOMUXC_SAI5_RXD2_SAI5_TX_BCLK 0x100
> + MX8MM_IOMUXC_SAI5_RXD3_SAI5_TX_DATA0 0x100
> + >;
> + };
> +
> + pinctrl_uart1: uart1-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_SAI2_RXC_UART1_DCE_RX 0x90
> + MX8MM_IOMUXC_SAI2_RXD0_UART1_DCE_RTS_B 0x90
> + MX8MM_IOMUXC_SAI2_RXFS_UART1_DCE_TX 0x50
> + MX8MM_IOMUXC_SAI2_TXFS_UART1_DCE_CTS_B 0x50
> + >;
> + };
> +
> + pinctrl_uart2: uart2-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_SAI3_RXC_UART2_DCE_CTS_B 0x50
> + MX8MM_IOMUXC_SAI3_RXD_UART2_DCE_RTS_B 0x90
> + MX8MM_IOMUXC_SAI3_TXC_UART2_DCE_TX 0x50
> + MX8MM_IOMUXC_SAI3_TXFS_UART2_DCE_RX 0x90
> + >;
> + };
> +
> + pinctrl_uart3: uart3-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_UART3_RXD_UART3_DCE_RX 0x40
> + MX8MM_IOMUXC_UART3_TXD_UART3_DCE_TX 0x40
> + >;
> + };
> +
> + pinctrl_uart4: uart4-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_UART4_RXD_UART4_DCE_RX 0x40
> + MX8MM_IOMUXC_UART4_TXD_UART4_DCE_TX 0x40
> + >;
> + };
> +
> + pinctrl_usb_hub: usb-hub-grp {
> + fsl,pins = <
> + /* USBHUB_RESET# */
> + MX8MM_IOMUXC_SAI3_MCLK_GPIO5_IO2 0x4
> + >;
> + };
> +
> + pinctrl_usb_otg1: usb-otg1-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_GPIO1_IO10_GPIO1_IO10
> 0x40000000
> + MX8MM_IOMUXC_GPIO1_IO12_USB1_OTG_PWR 0x4
> + MX8MM_IOMUXC_GPIO1_IO13_USB1_OTG_OC
> 0x40000090
> + >;
> + };
> +
> + pinctrl_usdhc2_vcc_reg: usdhc2-vcc-reg-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x4
> + >;
> + };
> +
> + pinctrl_usdhc2: usdhc2-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK
> 0x190
> + MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD
> 0x1d0
> + MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0
> 0x1d0
> + MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1
> 0x1d0
> + MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2
> 0x1d0
> + MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3
> 0x1d0
> + MX8MM_IOMUXC_SD2_WP_USDHC2_WP
> 0x400000d6
> + MX8MM_IOMUXC_SD2_CD_B_USDHC2_CD_B 0x0d6
> + MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT
> 0x1d0
> + >;
> + };
> +
> + pinctrl_usdhc2_100mhz: usdhc2-100mhz-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK
> 0x194
> + MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD
> 0x1d4
> + MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0
> 0x1d4
> + MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1
> 0x1d4
> + MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2
> 0x1d4
> + MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3
> 0x1d4
> + MX8MM_IOMUXC_SD2_WP_USDHC2_WP
> 0x400000d6
> + MX8MM_IOMUXC_SD2_CD_B_USDHC2_CD_B 0x0d6
> + MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT
> 0x1d0
> + >;
> + };
> +
> + pinctrl_usdhc2_200mhz: usdhc2-200mhz-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK
> 0x196
> + MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD
> 0x1d6
> + MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0
> 0x1d6
> + MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1
> 0x1d6
> + MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2
> 0x1d6
> + MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3
> 0x1d6
> + MX8MM_IOMUXC_SD2_WP_USDHC2_WP
> 0x400000d6
> + MX8MM_IOMUXC_SD2_CD_B_USDHC2_CD_B 0x0d6
> + MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT
> 0x1d0
> + >;
> + };
> +
> + pinctrl_usdhc3: usdhc3-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190
> + MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD
> 0x1d0
> + MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0
> 0x1d0
> + MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1
> 0x1d0
> + MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2
> 0x1d0
> + MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3
> 0x1d0
> + MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4
> 0x1d0
> + MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5
> 0x1d0
> + MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6
> 0x1d0
> + MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7
> 0x1d0
> + MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE
> 0x190
> + MX8MM_IOMUXC_NAND_READY_B_SD3_RESET_B 0x40
> + >;
> + };
> +
> + pinctrl_usdhc3_100mhz: usdhc3-100mhz-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194
> + MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD
> 0x1d4
> + MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0
> 0x1d4
> + MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1
> 0x1d4
> + MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2
> 0x1d4
> + MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3
> 0x1d4
> + MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4
> 0x1d4
> + MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5
> 0x1d4
> + MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6
> 0x1d4
> + MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7
> 0x1d4
> + MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE
> 0x194
> + MX8MM_IOMUXC_NAND_READY_B_SD3_RESET_B 0x40
> + >;
> + };
> +
> + pinctrl_usdhc3_200mhz: usdhc3-200mhz-grp {
> + fsl,pins = <
> + MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196
> + MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD
> 0x1d6
> + MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0
> 0x1d6
> + MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1
> 0x1d6
> + MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2
> 0x1d6
> + MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3
> 0x1d6
> + MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4
> 0x1d6
> + MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5
> 0x1d6
> + MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6
> 0x1d6
> + MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7
> 0x1d6
> + MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE
> 0x196
> + MX8MM_IOMUXC_NAND_READY_B_SD3_RESET_B 0x40
> + >;
> + };
> +
> + pinctrl_watchdog_gpio: watchdog-gpio-grp {
> + fsl,pins = <
> + /* WDOG_B# */
> + MX8MM_IOMUXC_GPIO1_IO02_GPIO1_IO2 0x26
> + /* WDOG_EN -- ungate WDT RESET# signal propagation */
> + MX8MM_IOMUXC_SD1_DATA7_GPIO2_IO9 0x6
> + /* WDOG_KICK# / WDI */
> + MX8MM_IOMUXC_GPIO1_IO08_GPIO1_IO8 0x26
> + >;
> + };
> +};
> +
> +&pcie_phy {
> + fsl,clkreq-unsupported; /* CLKREQ_B is not connected to suitable input
> */
> + fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
> + fsl,tx-deemph-gen1 = <0x2d>;
> + fsl,tx-deemph-gen2 = <0xf>;
> + clocks = <&pcieclk 0>;
> + status = "okay";
> +};
> +
> +&pcie0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pcie0>;
> + reset-gpio = <&gpio1 5 GPIO_ACTIVE_LOW>;
> + clocks = <&clk IMX8MM_CLK_PCIE1_ROOT>, <&clk
> IMX8MM_CLK_PCIE1_AUX>,
> + <&pcieclk 0>;
> + clock-names = "pcie", "pcie_aux", "pcie_bus";
> + assigned-clocks = <&clk IMX8MM_CLK_PCIE1_AUX>,
> + <&clk IMX8MM_CLK_PCIE1_CTRL>;
> + assigned-clock-rates = <10000000>, <250000000>;
> + assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_50M>,
> + <&clk IMX8MM_SYS_PLL2_250M>;
> + status = "okay";
> +};
> +
> +&pwm1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_panel_pwm>;
> + /* Disabled by default, unless display board plugged in. */
> + status = "disabled";
> +};
> +
> +&sai5 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_sai5>;
> + fsl,sai-mclk-direction-output;
> + /* Input into codec PLL */
> + assigned-clocks = <&clk IMX8MM_CLK_SAI5>;
> + assigned-clock-parents = <&clk IMX8MM_AUDIO_PLL2_OUT>;
> + assigned-clock-rates = <22579200>;
> + /* Disabled by default, unless display board plugged in. */
> + status = "disabled";
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + uart-has-rtscts;
> + status = "disabled";
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart2>;
> + status = "disabled";
> +};
> +
> +&uart3 { /* A53 Debug */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart3>;
> + status = "okay";
> +};
> +
> +&uart4 { /* M4 Debug */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart4>;
> + /* UART4 is reserved for CM and RDC blocks CA access to UART4. */
> + status = "disabled";
> +};
> +
> +&usbotg1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usb_otg1>;
> + dr_mode = "otg";
> + status = "okay";
> +};
> +
> +&usbotg2 {
> + dr_mode = "host";
> + status = "okay";
> +};
> +
> +&usdhc2 { /* MicroSD */
> + assigned-clocks = <&clk IMX8MM_CLK_USDHC2_ROOT>;
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + pinctrl-0 = <&pinctrl_usdhc2>;
> + pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
> + bus-width = <4>;
> + vmmc-supply = <®_usdhc2_vcc>;
> + status = "okay";
> +};
> +
> +&usdhc3 { /* eMMC */
> + assigned-clocks = <&clk IMX8MM_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;
> + vmmc-supply = <&buck4_reg>;
> + vqmmc-supply = <&buck5_reg>;
> + status = "okay";
> +};
> +
> +&wdog1 {
> + status = "okay";
> +};
> --
> 2.34.1
More information about the linux-arm-kernel
mailing list