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Message-ID: <CAEnQRZBOjSAMSAZAFvtjWhYGHc=27_tkWZ0a_vB=-bStuF-b2A@mail.gmail.com>
Date:   Mon, 24 Jun 2019 13:40:53 +0300
From:   Daniel Baluta <daniel.baluta@...il.com>
To:     Andra Danciu <andradanciu1997@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>, leoyang.li@....com,
        Aisheng Dong <aisheng.dong@....com>, sriram.dash@....com,
        pramod.kumar_1@....com, bhaskar.upadhaya@....com,
        vabhav.sharma@....com, pankaj.bansal@....com,
        richard.hu@...hnexion.com, Lucas Stach <l.stach@...gutronix.de>,
        Jacky Bai <ping.bai@....com>, manivannan.sadhasivam@...aro.org,
        Devicetree List <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Daniel Baluta <daniel.baluta@....com>
Subject: Re: [RFC PATCH] arm64: dts: fsl: wandboard: Add a device tree for the PICO-PI-IMX8M

Hi Andra,

Few comments inline.

On Thu, Jun 20, 2019 at 4:35 PM Andra Danciu <andradanciu1997@...il.com> wrote:
>
> From: Richard Hu <richard.hu@...hnexion.com>
>
> The current level of support yields a working console and is able to boot
> userspace from an initial ramdisk copied via u-boot in RAM.
>
> Additional subsystems that are active :
>         - Ethernet
>         - USB
>
> Cc: Daniel Baluta <daniel.baluta@....com>
> Signed-off-by: Richard Hu <richard.hu@...hnexion.com>
> Signed-off-by: Andra Danciu <andradanciu1997@...il.com>
> ---
>  I am using pico-pi-8mxm board to work on my project for Google Summer of Code.
>  This is based on patches from https://github.com/wandboard-org.
>
>  arch/arm64/boot/dts/freescale/Makefile       |   1 +
>  arch/arm64/boot/dts/freescale/wand-pi-8m.dts | 590 +++++++++++++++++++++++++++
>  2 files changed, 591 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/wand-pi-8m.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 984554343c83..5904d6a8a033 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -23,3 +23,4 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-rdb.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek.dtb
> +dtb-$(CONFIG_ARCH_MXC) += wand-pi-8m.dtb
> diff --git a/arch/arm64/boot/dts/freescale/wand-pi-8m.dts b/arch/arm64/boot/dts/freescale/wand-pi-8m.dts
> new file mode 100644
> index 000000000000..9f7121014722
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/wand-pi-8m.dts
> @@ -0,0 +1,590 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright 2018 Wandboard, Org.
> + * Copyright 2017 NXP
> + *
> + * Author: Richard Hu <hakahu@...il.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "imx8mq.dtsi"
> +
> +/ {
> +       model = "WAND-PI-8M";
> +       compatible = "wand,imx8mq-wand-pi", "fsl,imx8mq";
> +
> +       chosen {
> +               bootargs = "console=ttymxc0,115200 earlycon=ec_imx6q,0x30860000,115200";
> +               stdout-path = &uart1;
> +       };
> +
> +       regulators {
> +               compatible = "simple-bus";
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               reg_usb_otg_vbus: usb_otg_vbus {
> +                       pinctrl-names = "default";
> +                       pinctrl-0 = <&pinctrl_otg_vbus>;
> +                       compatible = "regulator-fixed";
> +                       regulator-name = "usb_otg_vbus";
> +                       regulator-min-microvolt = <5000000>;
> +                       regulator-max-microvolt = <5000000>;
> +                       gpio = <&gpio3 14 GPIO_ACTIVE_LOW>;
> +               };
> +       };
> +
> +       regulator-virtuals {
> +               compatible = "simple-bus";
> +
> +               virt-buck1 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck1";
> +               };
> +               virt-buck2 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck2";
> +               };
> +               virt-buck3 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck3";
> +               };
> +               virt-buck4 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck4";
> +               };
> +               virt-buck5 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck5";
> +               };
> +               virt-buck6 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck6";
> +               };
> +               virt-buck7 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck7";
> +               };
> +               virt-buck8 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "buck8";
> +               };
> +               virt-ldo1 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "ldo1";
> +               };
> +               virt-ldo2 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "ldo2";
> +               };
> +               virt-ldo3 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "ldo3";
> +               };
> +               virt-ldo4 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "ldo4";
> +               };
> +               virt-ldo5 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "ldo5";
> +               };
> +               virt-ldo6 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "ldo6";
> +               };
> +               virt-ldo7 {
> +                       compatible = "regulator-virtual";
> +                       virtual-supply = "ldo7";
> +               };
> +       };
> +
> +       gpio-edm {
> +               compatible = "gpio-edm";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_wifi_ctrl>;
> +
> +               gpio_wifi_wl_reg_on {
> +                       label = "WL_REG_ON";
> +                       gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
> +                       dir   = "out";
> +               };
> +
> +               gpio_wifi_pwr_en {
> +                       label = "WIFI_PWR_EN";
> +                       gpios = <&gpio3 15 GPIO_ACTIVE_LOW>;
> +                       dir   = "out";
> +               };
> +       };

For the basic support we don't need gpio wifi nodes. Please remove them,
we can add them later.

> +};
> +
> +&iomuxc {
> +       pinctrl-names = "default";
> +
> +       wand-pi-8m {
> +               pinctrl_otg_vbus: otgvbusgrp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_NAND_DQS_GPIO3_IO14                0x19   /* USB OTG VBUS Enable */
> +                       >;
> +               };
> +
> +               pinctrl_csi1: csi1grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_NAND_DATA01_GPIO3_IO7              0x19   /* CSI P1 PWDN */
> +                               MX8MQ_IOMUXC_GPIO1_IO12_GPIO1_IO12              0x19   /* CSI nRST */
> +                               MX8MQ_IOMUXC_GPIO1_IO15_CCMSRCGPCMIX_CLKO2      0x59
> +                       >;
> +               };

No need for pinctrl_csi1 node.
> +
> +               pinctrl_enet_3v3: enet3v3grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_GPIO1_IO00_GPIO1_IO0               0x19
> +                       >;
> +               };
> +
> +               pinctrl_fec1: fec1grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_ENET_MDC_ENET1_MDC         0x3
> +                               MX8MQ_IOMUXC_ENET_MDIO_ENET1_MDIO       0x23
> +                               MX8MQ_IOMUXC_ENET_TD3_ENET1_RGMII_TD3   0x1f
> +                               MX8MQ_IOMUXC_ENET_TD2_ENET1_RGMII_TD2   0x1f
> +                               MX8MQ_IOMUXC_ENET_TD1_ENET1_RGMII_TD1   0x1f
> +                               MX8MQ_IOMUXC_ENET_TD0_ENET1_RGMII_TD0   0x1f
> +                               MX8MQ_IOMUXC_ENET_RD3_ENET1_RGMII_RD3   0x91
> +                               MX8MQ_IOMUXC_ENET_RD2_ENET1_RGMII_RD2   0x91
> +                               MX8MQ_IOMUXC_ENET_RD1_ENET1_RGMII_RD1   0x91
> +                               MX8MQ_IOMUXC_ENET_RD0_ENET1_RGMII_RD0   0x91
> +                               MX8MQ_IOMUXC_ENET_TXC_ENET1_RGMII_TXC   0x1f
> +                               MX8MQ_IOMUXC_ENET_RXC_ENET1_RGMII_RXC   0x91
> +                               MX8MQ_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL     0x91
> +                               MX8MQ_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL     0x1f
> +                               MX8MQ_IOMUXC_GPIO1_IO09_GPIO1_IO9       0x19
> +                       >;
> +               };
> +
> +               pinctrl_i2c1: i2c1grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_I2C1_SCL_I2C1_SCL                  0x4000007f
> +                               MX8MQ_IOMUXC_I2C1_SDA_I2C1_SDA                  0x4000007f
> +                       >;
> +               };
> +
> +               pinctrl_i2c2: i2c2grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_I2C2_SCL_I2C2_SCL                  0x4000007f
> +                               MX8MQ_IOMUXC_I2C2_SDA_I2C2_SDA                  0x4000007f
> +                       >;
> +               };
> +
> +               pinctrl_uart1: uart1grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_UART1_RXD_UART1_DCE_RX             0x49
> +                               MX8MQ_IOMUXC_UART1_TXD_UART1_DCE_TX             0x49
> +                       >;
> +               };
> +
> +               pinctrl_uart2: uart2grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_UART2_RXD_UART2_DCE_RX             0x49
> +                               MX8MQ_IOMUXC_UART2_TXD_UART2_DCE_TX             0x49
> +                               MX8MQ_IOMUXC_UART4_RXD_UART2_DCE_CTS_B          0x49
> +                               MX8MQ_IOMUXC_UART4_TXD_UART2_DCE_RTS_B          0x49
> +                       >;
> +               };
> +
> +               pinctrl_usdhc1: usdhc1grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK                 0x83
> +                               MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD                 0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0             0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1             0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2             0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3             0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4             0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5             0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6             0xc3
> +                               MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7             0xc3
> +                               MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE           0x83
> +                       >;
> +               };
> +
> +               pinctrl_usdhc1_100mhz: usdhc1grp100mhz {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK                 0x85
> +                               MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD                 0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0             0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1             0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2             0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3             0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4             0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5             0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6             0xc5
> +                               MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7             0xc5
> +                               MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE           0x85
> +                       >;
> +               };
> +
> +               pinctrl_usdhc1_200mhz: usdhc1grp200mhz {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_SD1_CLK_USDHC1_CLK                 0x87
> +                               MX8MQ_IOMUXC_SD1_CMD_USDHC1_CMD                 0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA0_USDHC1_DATA0             0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA1_USDHC1_DATA1             0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA2_USDHC1_DATA2             0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA3_USDHC1_DATA3             0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA4_USDHC1_DATA4             0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA5_USDHC1_DATA5             0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA6_USDHC1_DATA6             0xc7
> +                               MX8MQ_IOMUXC_SD1_DATA7_USDHC1_DATA7             0xc7
> +                               MX8MQ_IOMUXC_SD1_STROBE_USDHC1_STROBE           0x87
> +                       >;
> +               };
> +
> +               pinctrl_usdhc2_gpio: usdhc2grpgpio {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_SD2_CD_B_GPIO2_IO12        0x41
> +                       >;
> +               };
> +
> +               pinctrl_usdhc2: usdhc2grp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK                 0x83
> +                               MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD                 0xc3
> +                               MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0             0xc3
> +                               MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1             0xc3
> +                               MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2             0xc3
> +                               MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3             0xc3
> +                               MX8MQ_IOMUXC_GPIO1_IO04_USDHC2_VSELECT          0xc1
> +                       >;
> +               };
> +
> +               pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK                 0x85
> +                               MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD                 0xc5
> +                               MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0             0xc5
> +                               MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1             0xc5
> +                               MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2             0xc5
> +                               MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3             0xc5
> +                               MX8MQ_IOMUXC_GPIO1_IO04_USDHC2_VSELECT          0xc1
> +                       >;
> +               };
> +
> +               pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_SD2_CLK_USDHC2_CLK                 0x87
> +                               MX8MQ_IOMUXC_SD2_CMD_USDHC2_CMD                 0xc7
> +                               MX8MQ_IOMUXC_SD2_DATA0_USDHC2_DATA0             0xc7
> +                               MX8MQ_IOMUXC_SD2_DATA1_USDHC2_DATA1             0xc7
> +                               MX8MQ_IOMUXC_SD2_DATA2_USDHC2_DATA2             0xc7
> +                               MX8MQ_IOMUXC_SD2_DATA3_USDHC2_DATA3             0xc7
> +                               MX8MQ_IOMUXC_GPIO1_IO04_USDHC2_VSELECT          0xc1
> +                       >;
> +               };
> +
> +               pinctrl_wdog: wdoggrp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6
> +                       >;
> +               };
> +
> +               pinctrl_pmic: pmicirq {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_GPIO1_IO03_GPIO1_IO3       0x41
> +                       >;
> +               };
> +
> +               pinctrl_wifi_ctrl: wifi_ctrlgrp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_NAND_ALE_GPIO3_IO0         0x19 /* WL_REG_ON */
> +                               MX8MQ_IOMUXC_NAND_RE_B_GPIO3_IO15       0x19 /* WIFI_PWR_EN */
> +                       >;

No need for pinctrl_wifi_ctrl  node also.
> +               };
> +
> +               pinctrl_tusb320_irq: tusb320_irqgrp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_NAND_DATA00_GPIO3_IO6      0x41
> +                       >;
> +               };
> +
> +               pinctrl_typec_ss_sel: typec_ss_selgrp {
> +                       fsl,pins = <
> +                               MX8MQ_IOMUXC_NAND_CLE_GPIO3_IO5         0x19
> +                       >;
> +               };
> +       };
> +};
> +
> +&fec1 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_fec1 &pinctrl_enet_3v3>;
> +       phy-mode = "rgmii-id";
> +       pinctrl-assert-gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
> +       phy-handle = <&ethphy0>;
> +       fsl,magic-packet;
> +       status = "okay";
> +
> +       mdio {
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               ethphy0: ethernet-phy@1 {
> +                       compatible = "ethernet-phy-ieee802.3-c22";
> +                       reg = <1>;
> +                       at803x,led-act-blind-workaround;
> +                       at803x,eee-disabled;
> +               };
> +       };
> +};
> +
> +&i2c1 {
> +       clock-frequency = <100000>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c1>;
> +       status = "okay";
> +
> +       typec_tusb320:tusb320@47 {
> +               compatible = "ti,tusb320";
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&pinctrl_tusb320_irq &pinctrl_typec_ss_sel>;
> +               reg = <0x47>;
> +               vbus-supply = <&reg_usb_otg_vbus>;
> +               ss-sel-gpios = <&gpio3 5 GPIO_ACTIVE_HIGH>;
> +               tusb320,int-gpio = <&gpio3 6 GPIO_ACTIVE_LOW>;
> +               tusb320,select-mode = <0>;
> +               tusb320,dfp-power = <0>;
> +       };
> +
> +       pmic: bd71837@4b {
> +               reg = <0x4b>;
> +               compatible = "rohm,bd71837";
> +               /* PMIC BD71837 PMIC_nINT GPIO1_IO12 */
> +               pinctrl-0 = <&pinctrl_pmic>;
> +               gpio_intr = <&gpio1 3 GPIO_ACTIVE_LOW>;
> +
> +               bd71837,pmic-buck1-uses-i2c-dvs;
> +               bd71837,pmic-buck1-dvs-voltage = <900000>, <850000>, <800000>; /* VDD_SOC: Run-Idle-Suspend */
> +               bd71837,pmic-buck2-uses-i2c-dvs;
> +               bd71837,pmic-buck2-dvs-voltage = <1000000>, <900000>, <0>; /* VDD_ARM: Run-Idle */
> +               bd71837,pmic-buck3-uses-i2c-dvs;
> +               bd71837,pmic-buck3-dvs-voltage = <1000000>, <0>, <0>; /* VDD_GPU: Run */
> +               bd71837,pmic-buck4-uses-i2c-dvs;
> +               bd71837,pmic-buck4-dvs-voltage = <1000000>, <0>, <0>; /* VDD_VPU: Run */
> +
> +               gpo {
> +                       rohm,drv = <0x0C>;      /* 0b0000_1100 all gpos with cmos output mode */
> +               };
> +
> +               regulators {
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +
> +                       buck1_reg: regulator@0 {
> +                               reg = <0>;
> +                               regulator-compatible = "buck1";
> +                               regulator-min-microvolt = <700000>;
> +                               regulator-max-microvolt = <1300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                               regulator-ramp-delay = <1250>;
> +                       };
> +
> +                       buck2_reg: regulator@1 {
> +                               reg = <1>;
> +                               regulator-compatible = "buck2";
> +                               regulator-min-microvolt = <700000>;
> +                               regulator-max-microvolt = <1300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                               regulator-ramp-delay = <1250>;
> +                       };
> +
> +                       buck3_reg: regulator@2 {
> +                               reg = <2>;
> +                               regulator-compatible = "buck3";
> +                               regulator-min-microvolt = <700000>;
> +                               regulator-max-microvolt = <1300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       buck4_reg: regulator@3 {
> +                               reg = <3>;
> +                               regulator-compatible = "buck4";
> +                               regulator-min-microvolt = <700000>;
> +                               regulator-max-microvolt = <1300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       buck5_reg: regulator@4 {
> +                               reg = <4>;
> +                               regulator-compatible = "buck5";
> +                               regulator-min-microvolt = <700000>;
> +                               regulator-max-microvolt = <1350000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       buck6_reg: regulator@5 {
> +                               reg = <5>;
> +                               regulator-compatible = "buck6";
> +                               regulator-min-microvolt = <3000000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       buck7_reg: regulator@6 {
> +                               reg = <6>;
> +                               regulator-compatible = "buck7";
> +                               regulator-min-microvolt = <1605000>;
> +                               regulator-max-microvolt = <1995000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       buck8_reg: regulator@7 {
> +                               reg = <7>;
> +                               regulator-compatible = "buck8";
> +                               regulator-min-microvolt = <800000>;
> +                               regulator-max-microvolt = <1400000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       ldo1_reg: regulator@8 {
> +                               reg = <8>;
> +                               regulator-compatible = "ldo1";
> +                               regulator-min-microvolt = <3000000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       ldo2_reg: regulator@9 {
> +                               reg = <9>;
> +                               regulator-compatible = "ldo2";
> +                               regulator-min-microvolt = <900000>;
> +                               regulator-max-microvolt = <900000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       ldo3_reg: regulator@10 {
> +                               reg = <10>;
> +                               regulator-compatible = "ldo3";
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       ldo4_reg: regulator@11 {
> +                               reg = <11>;
> +                               regulator-compatible = "ldo4";
> +                               regulator-min-microvolt = <900000>;
> +                               regulator-max-microvolt = <1800000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       ldo5_reg: regulator@12 {
> +                               reg = <12>;
> +                               regulator-compatible = "ldo5";
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       ldo6_reg: regulator@13 {
> +                               reg = <13>;
> +                               regulator-compatible = "ldo6";
> +                               regulator-min-microvolt = <900000>;
> +                               regulator-max-microvolt = <1800000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +
> +                       ldo7_reg: regulator@14 {
> +                               reg = <14>;
> +                               regulator-compatible = "ldo7";
> +                               regulator-min-microvolt = <1800000>;
> +                               regulator-max-microvolt = <3300000>;
> +                               regulator-boot-on;
> +                               regulator-always-on;
> +                       };
> +               };
> +       };
> +};
> +
> +&i2c2 {
> +       clock-frequency = <100000>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_i2c2>;
> +       status = "okay";
> +};
> +
> +&uart1 { /* console */
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart1>;
> +       status = "okay";
> +};
> +
> +&usdhc1 {
> +       pinctrl-names = "default", "state_100mhz", "state_200mhz";
> +       pinctrl-0 = <&pinctrl_usdhc1>;
> +       pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
> +       pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
> +       bus-width = <8>;
> +       non-removable;
> +       status = "okay";
> +};
> +
> +&usdhc2 {
> +       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>;
> +       bus-width = <4>;
> +       cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
> +       status = "okay";
> +};
> +
> +&usb3_phy0 {
> +       status = "okay";
> +};
> +
> +&usb_dwc3_0 {
> +       extcon = <&typec_tusb320>;
> +       dr_mode = "otg";
> +       status = "okay";
> +};
> +
> +&usb3_phy1 {
> +       status = "okay";
> +};
> +
> +&usb_dwc3_1 {
> +       status = "okay";
> +       dr_mode = "host";
> +};
> +
> +&wdog1 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_wdog>;
> +       fsl,ext-reset-output;
> +       status = "okay";
> +};
> +
> +&A53_0 {
> +       operating-points = <
> +               /* kHz    uV */
> +               1500000 1000000
> +               1300000 1000000
> +               1000000 900000
> +               800000  900000
> +       >;
> +};
> --
> 2.11.0
>

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