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Message-ID: <20200618142632.GB464@dragon>
Date: Thu, 18 Jun 2020 22:26:33 +0800
From: Shawn Guo <shawnguo@...nel.org>
To: Oleksij Rempel <o.rempel@...gutronix.de>
Cc: Mark Rutland <mark.rutland@....com>,
Rob Herring <robh+dt@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Rob Herring <robh@...nel.org>,
David Jander <david@...tonic.nl>, devicetree@...r.kernel.org,
Fabio Estevam <festevam@...il.com>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
NXP Linux Team <linux-imx@....com>,
Pengutronix Kernel Team <kernel@...gutronix.de>
Subject: Re: [PATCH v8 2/5] ARM: dts: add Protonic WD2 board
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@...nel.org>
> Signed-off-by: David Jander <david@...tonic.nl>
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.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@...00000 {
> + device_type = "memory";
> + reg = <0x10000000 0x20000000>;
> + };
> +
> + memory@...00000 {
> + 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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