Re: [PATCH v8 2/5] ARM: dts: add Protonic WD2 board

[Shawn Guo <shawnguo@kernel.org>]

On Wed, May 20, 2020 at 05:41:13PM +0200, Oleksij Rempel wrote:
> Add support for the Protonic WD2 board, which is an internal development
> platform for low-cost agricultural Virtual Terminals based on COTS tablets
> and web applications.
> It inherits from the PRTI6Q base class.
> 
> Reviewed-by: Rob Herring <robh@kernel.org>
> Signed-off-by: David Jander <david@protonic.nl>
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
> ---
>  arch/arm/boot/dts/Makefile         |   1 +
>  arch/arm/boot/dts/imx6q-prtwd2.dts | 188 +++++++++++++++++++++++++++++
>  2 files changed, 189 insertions(+)
>  create mode 100644 arch/arm/boot/dts/imx6q-prtwd2.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 206a36a50575e..8ce744f1cbfc9 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -539,6 +539,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
>  	imx6q-pico-pi.dtb \
>  	imx6q-pistachio.dtb \
>  	imx6q-prti6q.dtb \
> +	imx6q-prtwd2.dtb \
>  	imx6q-rex-pro.dtb \
>  	imx6q-sabreauto.dtb \
>  	imx6q-sabrelite.dtb \
> diff --git a/arch/arm/boot/dts/imx6q-prtwd2.dts b/arch/arm/boot/dts/imx6q-prtwd2.dts
> new file mode 100644
> index 0000000000000..fd9f457a273e2
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6q-prtwd2.dts
> @@ -0,0 +1,188 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
> +/*
> + * Copyright (c) 2018 Protonic Holland
> + */
> +
> +/dts-v1/;
> +#include "imx6q.dtsi"
> +#include "imx6qdl-prti6q.dtsi"
> +#include <dt-bindings/leds/common.h>
> +
> +/ {
> +	model = "Protonic WD2 board";
> +	compatible = "prt,prtwd2", "fsl,imx6q";
> +
> +	memory@10000000 {
> +		device_type = "memory";
> +		reg = <0x10000000 0x20000000>;
> +	};
> +
> +	memory@80000000 {
> +		device_type = "memory";
> +		reg = <0x80000000 0x20000000>;
> +	};
> +
> +	usdhc2_wifi_pwrseq: usdhc2_wifi_pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_wifi_npd>;
> +		reset-gpios = <&gpio6 10 GPIO_ACTIVE_LOW>;
> +	};
> +
> +	/* PRTWD2 rev 1 bitbang I2C for Ethernet Switch */
> +	i2c@4 {
> +		compatible = "i2c-gpio";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_i2c4>;
> +		sda-gpios = <&gpio1 22 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
> +		scl-gpios = <&gpio1 31 GPIO_ACTIVE_HIGH>;
> +		i2c-gpio,delay-us = <20>;	/* ~10 kHz */
> +		i2c-gpio,scl-output-only;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +};
> +
> +&can1 {
> +	pinctrl-0 = <&pinctrl_can1 &pinctrl_can1phy>;
> +};
> +
> +&fec {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_enet>;
> +	phy-mode = "rmii";
> +	clocks = <&clks IMX6QDL_CLK_ENET>,
> +		 <&clks IMX6QDL_CLK_ENET>;
> +	clock-names = "ipg", "ahb";
> +	status = "okay";
> +
> +	fixed-link {
> +		speed = <100>;
> +		pause;
> +		full-duplex;
> +	};
> +};
> +
> +&i2c3 {
> +	adc@49 {
> +		compatible = "ti,ads1015";
> +		reg = <0x49>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		/* V in */
> +		channel@4 {
> +			reg = <4>;
> +			ti,gain = <1>;
> +			ti,datarate = <3>;
> +		};
> +
> +		/* I charge */
> +		channel@5 {
> +			reg = <5>;
> +			ti,gain = <1>;
> +			ti,datarate = <3>;
> +		};
> +
> +		/* V bus  */
> +		channel@6 {
> +			reg = <6>;
> +			ti,gain = <1>;
> +			ti,datarate = <3>;
> +		};
> +
> +		/* nc */
> +		channel@7 {
> +			reg = <7>;
> +			ti,gain = <1>;
> +			ti,datarate = <3>;
> +		};
> +	};
> +};
> +
> +&usdhc2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_usdhc2>;
> +	non-removable;
> +	no-1-8-v;
> +	non-removable;

Duplicated one.

> +	mmc-pwrseq = <&usdhc2_wifi_pwrseq>;
> +	pm-ignore-notify;

I cannot find this property in bindings doc.

Shawn

> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	status = "okay";
> +
> +	wifi@1 {
> +		compatible = "brcm,bcm4329-fmac";
> +		reg = <1>;
> +	};
> +};
> +
> +&iomuxc {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_usb_eth_chg>;
> +
> +	pinctrl_can1phy: can1phy {
> +		fsl,pins = <
> +			/* CAN1_SR */
> +			MX6QDL_PAD_KEY_COL3__GPIO4_IO12	0x13070
> +		>;
> +	};
> +
> +	pinctrl_enet: enetgrp {
> +		fsl,pins = <
> +			/* MX6QDL_ENET_PINGRP4 */
> +			MX6QDL_PAD_ENET_RXD0__ENET_RX_DATA0	0x1b0b0
> +			MX6QDL_PAD_ENET_RXD1__ENET_RX_DATA1	0x1b0b0
> +			MX6QDL_PAD_ENET_RX_ER__ENET_RX_ER	0x130b0
> +			MX6QDL_PAD_ENET_TX_EN__ENET_TX_EN	0x1b0b0
> +			MX6QDL_PAD_ENET_TXD0__ENET_TX_DATA0	0x1b0b0
> +			MX6QDL_PAD_ENET_TXD1__ENET_TX_DATA1	0x1b0b0
> +			MX6QDL_PAD_ENET_CRS_DV__ENET_RX_EN	0x1b0b0
> +
> +			MX6QDL_PAD_GPIO_16__ENET_REF_CLK	0x1b0b0
> +			/* Phy reset */
> +			MX6QDL_PAD_CSI0_DAT4__GPIO5_IO22	0x1b0b0
> +			/* nINTRP */
> +			MX6QDL_PAD_CSI0_DAT5__GPIO5_IO23	0x1b0b0
> +
> +			MX6QDL_PAD_ENET_MDIO__ENET_MDIO		0x10030
> +			MX6QDL_PAD_ENET_MDC__ENET_MDC		0x10030
> +		>;
> +	};
> +
> +	pinctrl_i2c4: i2c4grp {
> +		fsl,pins = <
> +			MX6QDL_PAD_ENET_MDIO__GPIO1_IO22	0x1f8b0
> +			MX6QDL_PAD_ENET_MDC__GPIO1_IO31		0x1f8b0
> +		>;
> +	};
> +
> +	pinctrl_usb_eth_chg: usbethchggrp {
> +		fsl,pins = <
> +			/* USB charging control */
> +			MX6QDL_PAD_NANDF_CS0__GPIO6_IO11	0x130b0
> +			MX6QDL_PAD_NANDF_CS1__GPIO6_IO14	0x130b0
> +			MX6QDL_PAD_NANDF_CS2__GPIO6_IO15	0x130b0
> +			MX6QDL_PAD_NANDF_CS3__GPIO6_IO16	0x130b0
> +			>;
> +	};
> +
> +	pinctrl_usdhc2: usdhc2grp {
> +		fsl,pins = <
> +			MX6QDL_PAD_SD2_CMD__SD2_CMD		0x170b9
> +			MX6QDL_PAD_SD2_CLK__SD2_CLK		0x100b9
> +			MX6QDL_PAD_SD2_DAT0__SD2_DATA0		0x170b9
> +			MX6QDL_PAD_SD2_DAT1__SD2_DATA1		0x170b9
> +			MX6QDL_PAD_SD2_DAT2__SD2_DATA2		0x170b9
> +			MX6QDL_PAD_SD2_DAT3__SD2_DATA3		0x170b9
> +		>;
> +	};
> +
> +	pinctrl_wifi_npd: wifinpd {
> +		fsl,pins = <
> +			/* WL_REG_ON */
> +			MX6QDL_PAD_NANDF_RB0__GPIO6_IO10	0x13069
> +		>;
> +	};
> +};
> -- 
> 2.26.2
> 

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