From: Shawn Guo <shawnguo@kernel.org>
To: Fabio Estevam <festevam@gmail.com>
Cc: robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org,
devicetree@vger.kernel.org, Fabio Estevam <festevam@denx.de>
Subject: Re: [PATCH 3/3] ARM: dts: imx7d-smegw01: Add support for i.MX7D SMEGW01 board
Date: Thu, 5 May 2022 10:04:51 +0800 [thread overview]
Message-ID: <20220505020451.GH14615@dragon> (raw)
In-Reply-To: <20220420131507.1032732-3-festevam@gmail.com>
On Wed, Apr 20, 2022 at 10:15:07AM -0300, Fabio Estevam wrote:
> From: Fabio Estevam <festevam@denx.de>
>
> Add support for the i.MX7D SMEGW01 board.
>
> This is a gateway board that supports the following peripherals:
>
> - eMMC / SD card
> - RTC
> - USB modem
> - Wifi via SDIO
> - Dual Ethernet
> - CAN
> - Serial SRAM
>
> Signed-off-by: Fabio Estevam <festevam@denx.de>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/imx7d-smegw01.dts | 474 ++++++++++++++++++++++++++++
> 2 files changed, 475 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx7d-smegw01.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 01d5e66df832..b5f19aefa07d 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -741,6 +741,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \
> imx7d-sdb.dtb \
> imx7d-sdb-reva.dtb \
> imx7d-sdb-sht11.dtb \
> + imx7d-smegw01.dtb \
> imx7d-zii-rmu2.dtb \
> imx7d-zii-rpu2.dtb \
> imx7s-colibri-aster.dtb \
> diff --git a/arch/arm/boot/dts/imx7d-smegw01.dts b/arch/arm/boot/dts/imx7d-smegw01.dts
> new file mode 100644
> index 000000000000..a21830a41dc5
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx7d-smegw01.dts
> @@ -0,0 +1,474 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +//
> +// Copyright (C) 2020 PHYTEC Messtechnik GmbH
> +// Author: Jens Lang <J.Lang@phytec.de>
> +// Copyright (C) 2021 Fabio Estevam <festevam@denx.de>
> +
> +/dts-v1/;
> +#include <dt-bindings/gpio/gpio.h>
> +#include "imx7d.dtsi"
> +
> +/ {
> + model = "Storopack SMEGW01 board";
> + compatible = "storopack,imx7d-smegw01", "fsl,imx7d";
> +
> + aliases {
> + mmc0 = &usdhc1;
> + mmc1 = &usdhc3;
> + mmc2 = &usdhc2;
> + rtc0 = &i2c_rtc;
> + rtc1 = &snvs_rtc;
> + };
> +
> + chosen {
> + stdout-path = &uart1;
> + };
> +
> + memory@80000000 {
> + device_type = "memory";
> + reg = <0x80000000 0x20000000>;
> + };
> +
> + reg_lte_on: regulator-lte-on {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lte_on>;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "lte_on";
> + gpio = <&gpio7 12 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + regulator-always-on;
> + };
> +
> + reg_lte_nreset: regulator-lte-nreset {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lte_nreset>;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "LTE_nReset";
> + gpio = <&gpio6 21 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + regulator-always-on;
> + };
> +
> + reg_wifi: regulator-wifi {
> + compatible = "regulator-fixed";
> + gpio = <&gpio2 30 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_wifi>;
> + regulator-name = "wifi_reg";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + };
> +
> + reg_wlan_rfkill: regulator-wlan-rfkill {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-2 = <&pinctrl_rfkill>;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "wlan_rfkill";
> + gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + regulator-always-on;
> + };
> +
> + reg_usbotg_vbus: regulator-usbotg-vbus {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbotg1_pwr_gpio>;
> + regulator-name = "usb_otg_vbus";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + gpio = <&gpio1 05 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + regulator-always-on;
Why are all these regulators always-on?
> + };
> +};
> +
> +&ecspi1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ecspi1>;
> + cs-gpios = <&gpio4 19 GPIO_ACTIVE_LOW>;
> + status = "okay";
> +
> + sram@0 {
> + reg = <0>;
> + compatible = "microchip,48l640";
Can we start properties with compatible if possible?
> + #address-cells = <1>;
> + #size-cells = <1>;
> + spi-max-frequency = <16000000>;
> + };
> +};
> +
> +&fec1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_enet1>;
> + assigned-clocks = <&clks IMX7D_ENET1_TIME_ROOT_SRC>,
> + <&clks IMX7D_ENET1_TIME_ROOT_CLK>;
> + assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>;
> + assigned-clock-rates = <0>, <100000000>;
> + phy-mode = "rgmii-id";
> + phy-handle = <ðphy0>;
> + fsl,magic-packet;
> + status = "okay";
> +
> + mdio: mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ethphy0: ethernet-phy@1 {
> + compatible = "ethernet-phy-id0022.1622",
> + "ethernet-phy-ieee802.3-c22";
> + reg = <1>;
> + reset-gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
> + };
> +
> + ethphy1: ethernet-phy@2 {
> + compatible = "ethernet-phy-id0022.1622",
> + "ethernet-phy-ieee802.3-c22";
> + reg = <2>;
> + };
> + };
> +};
> +
> +&fec2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_enet2>;
> + assigned-clocks = <&clks IMX7D_ENET2_TIME_ROOT_SRC>,
> + <&clks IMX7D_ENET2_TIME_ROOT_CLK>;
> + assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>;
> + assigned-clock-rates = <0>, <100000000>;
> + phy-mode = "rgmii-id";
> + phy-handle = <ðphy1>;
> + fsl,magic-packet;
> + status = "okay";
> +};
> +
> +&i2c2 {
> + pinctrl-names = "default";
> + pinctrl-0 =<&pinctrl_i2c2>;
> + clock-frequency = <100000>;
> + status = "okay";
> +
> + i2c_rtc: rtc@52 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_rtc_int>;
> + compatible = "microcrystal,rv3028";
Ditto
> + reg = <0x52>;
> + interrupt-parent = <&gpio2>;
> + interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
> + };
> +};
> +
> +&flexcan1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan1>;
> + status = "okay";
> +};
> +
> +&flexcan2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan2>;
> + status = "okay";
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + status = "okay";
> +};
> +
> +&uart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart3>;
> + status = "okay";
> +};
> +
> +&usbotg1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbotg1_lpsr>;
> + dr_mode = "otg";
> + vbus-supply = <®_usbotg_vbus>;
> + status = "okay";
> +};
> +
> +&usbotg2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbotg2>;
> + dr_mode = "host";
> + status = "okay";
> +};
> +
> +&usdhc1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc1>;
> + cd-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
> + no-1-8-v;
> + enable-sdio-wakeup;
> + keep-power-in-suspend;
> + status = "okay";
> +};
> +
> +&usdhc2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc2>;
> + bus-width = <4>;
> + non-removable;
> + cap-sd-highspeed;
> + sd-uhs-ddr50;
> + mmc-ddr-1_8v;
> + vmmc-supply = <®_wifi>;
> + enable-sdio-wakeup;
> + status = "okay";
> +};
> +
> +&usdhc3 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + pinctrl-0 = <&pinctrl_usdhc3>;
> + pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
> + assigned-clocks = <&clks IMX7D_USDHC3_ROOT_CLK>;
> + assigned-clock-rates = <400000000>;
> + max-frequency = <200000000>;
> + bus-width = <8>;
> + fsl,tuning-step = <1>;
> + non-removable;
> + cap-sd-highspeed;
> + cap-mmc-highspeed;
> + cap-mmc-hw-reset;
> + mmc-hs200-1_8v;
> + mmc-ddr-1_8v;
> + sd-uhs-ddr50;
> + sd-uhs-sdr104;
I assume this is an eMMC. If so, how would these SD specific properties
be needed?
Shawn
> + status = "okay";
> +};
> +
> +&wdog1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_wdog>;
> + fsl,ext-reset-output;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_ecspi1: ecspi1grp {
> + fsl,pins = <
> + MX7D_PAD_ECSPI1_SS0__GPIO4_IO19 0x04
> + MX7D_PAD_ECSPI1_SCLK__ECSPI1_SCLK 0x04
> + MX7D_PAD_ECSPI1_MOSI__ECSPI1_MOSI 0x04
> + MX7D_PAD_ECSPI1_MISO__ECSPI1_MISO 0x04
> + >;
> + };
> +
> + pinctrl_enet1: enet1grp {
> + fsl,pins = <
> + MX7D_PAD_ENET1_RGMII_RX_CTL__ENET1_RGMII_RX_CTL 0x5
> + MX7D_PAD_ENET1_RGMII_RD0__ENET1_RGMII_RD0 0x5
> + MX7D_PAD_ENET1_RGMII_RD1__ENET1_RGMII_RD1 0x5
> + MX7D_PAD_ENET1_RGMII_RD2__ENET1_RGMII_RD2 0x5
> + MX7D_PAD_ENET1_RGMII_RD3__ENET1_RGMII_RD3 0x5
> + MX7D_PAD_ENET1_RGMII_RXC__ENET1_RGMII_RXC 0x5
> + MX7D_PAD_ENET1_RGMII_TX_CTL__ENET1_RGMII_TX_CTL 0x5
> + MX7D_PAD_ENET1_RGMII_TD0__ENET1_RGMII_TD0 0x5
> + MX7D_PAD_ENET1_RGMII_TD1__ENET1_RGMII_TD1 0x5
> + MX7D_PAD_ENET1_RGMII_TD2__ENET1_RGMII_TD2 0x5
> + MX7D_PAD_ENET1_RGMII_TD3__ENET1_RGMII_TD3 0x5
> + MX7D_PAD_ENET1_RGMII_TXC__ENET1_RGMII_TXC 0x5
> + MX7D_PAD_GPIO1_IO10__ENET1_MDIO 0x7
> + MX7D_PAD_GPIO1_IO11__ENET1_MDC 0x7
> + >;
> + };
> +
> + pinctrl_enet2: enet2grp {
> + fsl,pins = <
> + MX7D_PAD_EPDC_SDCE0__ENET2_RGMII_RX_CTL 0x5
> + MX7D_PAD_EPDC_SDCE1__ENET2_RGMII_RXC 0x5
> + MX7D_PAD_EPDC_SDCLK__ENET2_RGMII_RD0 0x5
> + MX7D_PAD_EPDC_SDLE__ENET2_RGMII_RD1 0x5
> + MX7D_PAD_EPDC_SDOE__ENET2_RGMII_RD2 0x5
> + MX7D_PAD_EPDC_SDSHR__ENET2_RGMII_RD3 0x5
> + MX7D_PAD_EPDC_SDCE2__ENET2_RGMII_TD0 0x5
> + MX7D_PAD_EPDC_SDCE3__ENET2_RGMII_TD1 0x5
> + MX7D_PAD_EPDC_GDCLK__ENET2_RGMII_TD2 0x5
> + MX7D_PAD_EPDC_GDOE__ENET2_RGMII_TD3 0x5
> + MX7D_PAD_EPDC_GDRL__ENET2_RGMII_TX_CTL 0x5
> + MX7D_PAD_EPDC_GDSP__ENET2_RGMII_TXC 0x5
> + MX7D_PAD_GPIO1_IO09__GPIO1_IO9 0x08
> + >;
> + };
> +
> + pinctrl_i2c2: i2c2grp {
> + fsl,pins = <
> + MX7D_PAD_I2C2_SCL__I2C2_SCL 0x40000004
> + MX7D_PAD_I2C2_SDA__I2C2_SDA 0x40000004
> + >;
> + };
> +
> + pinctrl_flexcan1: flexcan1grp {
> + fsl,pins = <
> + MX7D_PAD_GPIO1_IO12__FLEXCAN1_RX 0x0b0b0
> + MX7D_PAD_GPIO1_IO13__FLEXCAN1_TX 0x0b0b0
> + >;
> + };
> +
> + pinctrl_flexcan2: flexcan2grp {
> + fsl,pins = <
> + MX7D_PAD_GPIO1_IO14__FLEXCAN2_RX 0x0b0b0
> + MX7D_PAD_GPIO1_IO15__FLEXCAN2_TX 0x0b0b0
> + >;
> + };
> +
> + pinctrl_lte_on: lteongrp {
> + fsl,pins = <
> + MX7D_PAD_ENET1_TX_CLK__GPIO7_IO12 0x17059
> + >;
> + };
> +
> + pinctrl_lte_nreset: ltenresetgrp {
> + fsl,pins = <
> + MX7D_PAD_SAI2_RX_DATA__GPIO6_IO21 0x17059
> + >;
> + };
> +
> + pinctrl_rfkill: rfkillrp {
> + fsl,pins = <
> + MX7D_PAD_EPDC_DATA11__GPIO2_IO11 0x17059
> + >;
> + };
> +
> + pinctrl_rtc_int: rtcintgrp {
> + fsl,pins = <
> + MX7D_PAD_EPDC_DATA15__GPIO2_IO15 0x17059
> + >;
> + };
> +
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x74
> + MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX 0x7c
> + >;
> + };
> +
> + pinctrl_uart3: uart3grp {
> + fsl,pins = <
> + MX7D_PAD_UART3_TX_DATA__UART3_DCE_TX 0x7c
> + MX7D_PAD_UART3_RX_DATA__UART3_DCE_RX 0x74
> + >;
> + };
> +
> + pinctrl_usbotg1_lpsr: usbotg1 {
> + fsl,pins = <
> + MX7D_PAD_LPSR_GPIO1_IO04__USB_OTG1_OC 0x04
> + >;
> + };
> +
> + pinctrl_usbotg1_pwr: usbotg1-pwr {
> + fsl,pins = <
> + MX7D_PAD_LPSR_GPIO1_IO05__USB_OTG1_PWR 0x04
> + >;
> + };
> +
> + pinctrl_usbotg1_pwr_gpio: usbotg1-pwr-gpio {
> + fsl,pins = <
> + MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x04
> + >;
> + };
> +
> + pinctrl_usbotg2: usbotg2grp {
> + fsl,pins = <
> + MX7D_PAD_UART3_RTS_B__USB_OTG2_OC 0x04
> + >;
> + };
> +
> + pinctrl_usdhc1: usdhc1grp {
> + fsl,pins = <
> + MX7D_PAD_SD1_CD_B__GPIO5_IO0 0x59
> + MX7D_PAD_SD1_CMD__SD1_CMD 0x59
> + MX7D_PAD_SD1_CLK__SD1_CLK 0x19
> + MX7D_PAD_SD1_DATA0__SD1_DATA0 0x59
> + MX7D_PAD_SD1_DATA1__SD1_DATA1 0x59
> + MX7D_PAD_SD1_DATA2__SD1_DATA2 0x59
> + MX7D_PAD_SD1_DATA3__SD1_DATA3 0x59
> + >;
> + };
> +
> + pinctrl_usdhc2: usdhc2grp {
> + fsl,pins = <
> + MX7D_PAD_SD2_CLK__SD2_CLK 0x19
> + MX7D_PAD_SD2_CMD__SD2_CMD 0x59
> + MX7D_PAD_SD2_DATA0__SD2_DATA0 0x59
> + MX7D_PAD_SD2_DATA1__SD2_DATA1 0x59
> + MX7D_PAD_SD2_DATA2__SD2_DATA2 0x59
> + MX7D_PAD_SD2_DATA3__SD2_DATA3 0x59
> + MX7D_PAD_SD2_CD_B__SD2_CD_B 0x08
> + >;
> + };
> +
> + pinctrl_usdhc3: usdhc3grp {
> + fsl,pins = <
> + MX7D_PAD_SD3_CMD__SD3_CMD 0x5d
> + MX7D_PAD_SD3_CLK__SD3_CLK 0x1d
> + MX7D_PAD_SD3_DATA0__SD3_DATA0 0x5d
> + MX7D_PAD_SD3_DATA1__SD3_DATA1 0x5d
> + MX7D_PAD_SD3_DATA2__SD3_DATA2 0x5d
> + MX7D_PAD_SD3_DATA3__SD3_DATA3 0x5d
> + MX7D_PAD_SD3_DATA4__SD3_DATA4 0x5d
> + MX7D_PAD_SD3_DATA5__SD3_DATA5 0x5d
> + MX7D_PAD_SD3_DATA6__SD3_DATA6 0x5d
> + MX7D_PAD_SD3_DATA7__SD3_DATA7 0x5d
> + MX7D_PAD_SD3_STROBE__SD3_STROBE 0x1d
> + >;
> + };
> +
> + pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
> + fsl,pins = <
> + MX7D_PAD_SD3_CMD__SD3_CMD 0x5e
> + MX7D_PAD_SD3_CLK__SD3_CLK 0x1e
> + MX7D_PAD_SD3_DATA0__SD3_DATA0 0x5e
> + MX7D_PAD_SD3_DATA1__SD3_DATA1 0x5e
> + MX7D_PAD_SD3_DATA2__SD3_DATA2 0x5e
> + MX7D_PAD_SD3_DATA3__SD3_DATA3 0x5e
> + MX7D_PAD_SD3_DATA4__SD3_DATA4 0x5e
> + MX7D_PAD_SD3_DATA5__SD3_DATA5 0x5e
> + MX7D_PAD_SD3_DATA6__SD3_DATA6 0x5e
> + MX7D_PAD_SD3_DATA7__SD3_DATA7 0x5e
> + MX7D_PAD_SD3_STROBE__SD3_STROBE 0x1e
> + >;
> + };
> +
> + pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
> + fsl,pins = <
> + MX7D_PAD_SD3_CMD__SD3_CMD 0x5f
> + MX7D_PAD_SD3_CLK__SD3_CLK 0x0f
> + MX7D_PAD_SD3_DATA0__SD3_DATA0 0x5f
> + MX7D_PAD_SD3_DATA1__SD3_DATA1 0x5f
> + MX7D_PAD_SD3_DATA2__SD3_DATA2 0x5f
> + MX7D_PAD_SD3_DATA3__SD3_DATA3 0x5f
> + MX7D_PAD_SD3_DATA4__SD3_DATA4 0x5f
> + MX7D_PAD_SD3_DATA5__SD3_DATA5 0x5f
> + MX7D_PAD_SD3_DATA6__SD3_DATA6 0x5f
> + MX7D_PAD_SD3_DATA7__SD3_DATA7 0x5f
> + MX7D_PAD_SD3_STROBE__SD3_STROBE 0x1f
> + >;
> + };
> +
> + pinctrl_wifi: wifigrp {
> + fsl,pins = <
> + MX7D_PAD_EPDC_PWR_COM__GPIO2_IO30 0x04
> + MX7D_PAD_SD2_RESET_B__GPIO5_IO11 0x04
> + >;
> + };
> +};
> +
> +&iomuxc_lpsr {
> + pinctrl_wdog: wdoggrp {
> + fsl,pins = <
> + MX7D_PAD_LPSR_GPIO1_IO00__WDOG1_WDOG_B 0x74
> + >;
> + };
> +};
> --
> 2.25.1
>
next prev parent reply other threads:[~2022-05-05 2:05 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-20 13:15 [PATCH 1/3] dt-bindings: vendor-prefixes: Add prefix for Storopack Fabio Estevam
2022-04-20 13:15 ` [PATCH 2/3] dt-bindings: arm: fsl: Add Storopack i.MX7D SMEGW01 board Fabio Estevam
2022-05-02 20:08 ` Rob Herring
2022-04-20 13:15 ` [PATCH 3/3] ARM: dts: imx7d-smegw01: Add support for " Fabio Estevam
2022-05-05 2:04 ` Shawn Guo [this message]
2022-05-02 20:08 ` [PATCH 1/3] dt-bindings: vendor-prefixes: Add prefix for Storopack Rob Herring
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