On Wed, May 22, 2019 at 06:45:50PM +0530, Manivannan Sadhasivam wrote: > Add devicetree support for 96Boards Meerkat96 board from Novtech. This > board is one of the Consumer Edition boards of the 96Boards family based > on i.MX7D SoC. Following are the currently supported features of the > board: > > * uSD > * WiFi/BT > * USB > > More information about this board can be found in 96Boards product page: > https://www.96boards.org/product/imx7-96/ > > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx> > --- > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/imx7d-meerkat96.dts | 396 ++++++++++++++++++++++++++ > 2 files changed, 397 insertions(+) > create mode 100644 arch/arm/boot/dts/imx7d-meerkat96.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index f4f5aeaf3298..3018a763dbd1 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -579,6 +579,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \ > imx7d-cl-som-imx7.dtb \ > imx7d-colibri-emmc-eval-v3.dtb \ > imx7d-colibri-eval-v3.dtb \ > + imx7d-meerkat96.dtb \ > imx7d-nitrogen7.dtb \ > imx7d-pico-hobbit.dtb \ > imx7d-pico-pi.dtb \ > diff --git a/arch/arm/boot/dts/imx7d-meerkat96.dts b/arch/arm/boot/dts/imx7d-meerkat96.dts > new file mode 100644 > index 000000000000..7898d27340f6 > --- /dev/null > +++ b/arch/arm/boot/dts/imx7d-meerkat96.dts > @@ -0,0 +1,396 @@ > +// SPDX-License-Identifier: GPL-2.0+ OR MIT > +/* > + * Copyright (C) 2019 Linaro Ltd. > + */ > + > +/dts-v1/; > + > +#include "imx7d.dtsi" > + > +/ { > + model = "96Boards Meerkat96 Board"; > + compatible = "novtech,imx7d-meerkat96", "fsl,imx7d"; > + > + chosen { > + stdout-path = &uart6; > + }; > + > + memory@80000000 { > + device_type = "memory"; > + reg = <0x80000000 0x20000000>; /* 512MB */ > + }; > + > + reg_wlreg_on: regulator-wlreg_on { Use hyphen consistently in node name: regulator-wlreg-on > + compatible = "regulator-fixed"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_wlreg_on>; > + regulator-name = "wlreg_on"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + startup-delay-us = <100>; > + gpio = <&gpio6 15 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + regulator-always-on; > + }; > + > + reg_3p3v: regulator-3p3v { > + compatible = "regulator-fixed"; > + regulator-name = "3P3V"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-always-on; > + }; > + > + reg_usb_otg1_vbus: regulator-usb-otg1-vbus { > + compatible = "regulator-fixed"; > + regulator-name = "usb_otg1_vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + }; > + > + reg_usb_otg2_vbus: regulator-usb-otg2-vbus { > + compatible = "regulator-fixed"; > + regulator-name = "usb_otg2_vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&gpio1 2 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > + sw1a_reg: sw1a { > + regulator-name = "sw1a_reg"; Is it a fixed regulator or what? > + regulator-min-microvolt = <700000>; > + regulator-max-microvolt = <1475000>; > + regulator-boot-on; > + regulator-always-on; > + regulator-ramp-delay = <6250>; > + }; > + > + leds { > + compatible = "gpio-leds"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_gpio_leds>; > + > + led1 { > + label = "green:user1"; > + gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; > + linux,default-trigger = "heartbeat"; > + default-state = "off"; > + }; > + > + led2 { > + label = "green:user2"; > + gpios = <&gpio1 5 GPIO_ACTIVE_LOW>; > + linux,default-trigger = "mmc0"; > + default-state = "off"; > + }; > + > + led3 { > + label = "green:user3"; > + gpios = <&gpio1 6 GPIO_ACTIVE_LOW>; > + linux,default-trigger = "mmc1"; > + default-state = "off"; > + }; > + > + led4 { > + label = "green:user4"; > + gpios = <&gpio1 7 GPIO_ACTIVE_LOW>; > + linux,default-trigger = "none"; > + default-state = "off"; > + panic-indicator; > + }; > + > + led@5 { led5 > + label = "yellow:wlan"; > + gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "phy0tx"; > + default-state = "off"; > + }; > + > + led@6 { led6 > + label = "blue:bt"; > + gpios = <&gpio5 2 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "bluetooth-power"; > + default-state = "off"; > + }; > + }; > +}; > + > +&cpu0 { > + cpu-supply = <&sw1a_reg>; > +}; > + > +&i2c1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c1>; > + status = "okay"; > +}; > + > +&i2c2 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c2>; > + status = "okay"; > +}; > + > +&i2c3 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c3>; > + status = "okay"; > +}; > + > +&i2c4 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c4>; > + status = "okay"; > +}; > + > +&lcdif { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_lcdif>; > + status = "okay"; > +}; > + > +&uart1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart1>; > + assigned-clocks = <&clks IMX7D_UART1_ROOT_SRC>; > + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; > + status = "okay"; > +}; > + > +&uart3 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart3>; > + assigned-clocks = <&clks IMX7D_UART3_ROOT_SRC>; > + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; > + fsl,uart-has-rtscts; fsl,uart-has-rtscts is deprecated, should use uart-has-rtscts instead. > + status = "okay"; > +}; > + > +&uart6 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart6>; > + assigned-clocks = <&clks IMX7D_UART6_ROOT_SRC>; > + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; > + status = "okay"; > +}; > + > +&uart7 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart7 &pinctrl_bt_gpios>; > + assigned-clocks = <&clks IMX7D_UART7_ROOT_SRC>; > + assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>; > + fsl,uart-has-rtscts; Ditto > + fsl,dte-mode; > + status = "okay"; > + > + bluetooth { > + compatible = "brcm,bcm43438-bt"; > + device-wakeup-gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>; > + host-wakeup-gpios = <&gpio4 17 GPIO_ACTIVE_HIGH>; > + }; > +}; > + > +&usbotg1 { > + vbus-supply = <®_usb_otg1_vbus>; > + status = "okay"; > +}; > + > +&usbotg2 { > + vbus-supply = <®_usb_otg2_vbus>; > + dr_mode = "host"; > + status = "okay"; > +}; > + > +&usdhc1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usdhc1>; > + keep-power-in-suspend; > + tuning-step = <2>; > + vmmc-supply = <®_3p3v>; > + no-1-8-v; > + broken-cd; > + status = "okay"; > +}; > + > +&usdhc3 { > + #address-cells = <1>; > + #size-cells = <0>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usdhc3>; > + bus-width = <4>; > + no-1-8-v; > + no-mmc; > + non-removable; > + keep-power-in-suspend; > + enable-sdio-wakeup; Should use 'wakeup-source'. See bindings/power/wakeup-source.txt. > + vmmc-supply = <®_wlreg_on>; > + vqmmc-supply =<®_3p3v>; > + status = "okay"; > + > + brcmf: wifi@1 { > + reg = <1>; > + compatible = "brcm,bcm4329-fmac"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_wlan_irq>; > + interrupt-parent = <&gpio6>; > + interrupts = <14 IRQ_TYPE_LEVEL_HIGH>; > + interrupt-names = "host-wake"; > + }; > +}; > + > +&iomuxc { > + imx7d-sdb { This container node is unnecessary now, and can be dropped to save one level of indentation. > + pinctrl_bt_gpios: bt_gpios { Please name these pinctrl group node more consistently, something like below: pinctrl_xxx: xxxgrp { ... }; Also keep them alphabetically sorted. > + fsl,pins = < > + MX7D_PAD_SAI1_TX_BCLK__GPIO6_IO13 0x59 > + MX7D_PAD_ECSPI1_MOSI__GPIO4_IO17 0x1f > + >; > + }; > + > + pinctrl_i2c1: i2c1grp { > + fsl,pins = < > + MX7D_PAD_I2C1_SDA__I2C1_SDA 0x4000007f > + MX7D_PAD_I2C1_SCL__I2C1_SCL 0x4000007f > + >; > + }; > + > + pinctrl_i2c2: i2c2grp { > + fsl,pins = < > + MX7D_PAD_I2C2_SDA__I2C2_SDA 0x4000007f > + MX7D_PAD_I2C2_SCL__I2C2_SCL 0x4000007f > + >; > + }; > + > + pinctrl_i2c3: i2c3grp { > + fsl,pins = < > + MX7D_PAD_ENET1_RGMII_RD1__I2C3_SDA 0x4000007f > + MX7D_PAD_ENET1_RGMII_RD0__I2C3_SCL 0x4000007f > + >; > + }; > + > + pinctrl_i2c4: i2c4grp { > + fsl,pins = < > + MX7D_PAD_SAI1_RX_BCLK__I2C4_SDA 0x4000007f > + MX7D_PAD_SAI1_RX_SYNC__I2C4_SCL 0x4000007f > + >; > + }; > + > + pinctrl_lcdif: lcdifgrp { > + fsl,pins = < > + MX7D_PAD_LCD_DATA00__LCD_DATA0 0x79 > + MX7D_PAD_LCD_DATA01__LCD_DATA1 0x79 > + MX7D_PAD_LCD_DATA02__LCD_DATA2 0x79 > + MX7D_PAD_LCD_DATA03__LCD_DATA3 0x79 > + MX7D_PAD_LCD_DATA04__LCD_DATA4 0x79 > + MX7D_PAD_LCD_DATA05__LCD_DATA5 0x79 > + MX7D_PAD_LCD_DATA06__LCD_DATA6 0x79 > + MX7D_PAD_LCD_DATA07__LCD_DATA7 0x79 > + MX7D_PAD_LCD_DATA08__LCD_DATA8 0x79 > + MX7D_PAD_LCD_DATA09__LCD_DATA9 0x79 > + MX7D_PAD_LCD_DATA10__LCD_DATA10 0x79 > + MX7D_PAD_LCD_DATA11__LCD_DATA11 0x79 > + MX7D_PAD_LCD_DATA12__LCD_DATA12 0x79 > + MX7D_PAD_LCD_DATA13__LCD_DATA13 0x79 > + MX7D_PAD_LCD_DATA14__LCD_DATA14 0x79 > + MX7D_PAD_LCD_DATA15__LCD_DATA15 0x79 > + MX7D_PAD_LCD_DATA16__LCD_DATA16 0x79 > + MX7D_PAD_LCD_DATA17__LCD_DATA17 0x79 > + MX7D_PAD_LCD_DATA18__LCD_DATA18 0x79 > + MX7D_PAD_LCD_DATA19__LCD_DATA19 0x79 > + MX7D_PAD_LCD_DATA20__LCD_DATA20 0x79 > + MX7D_PAD_LCD_DATA21__LCD_DATA21 0x79 > + MX7D_PAD_LCD_DATA22__LCD_DATA22 0x79 > + MX7D_PAD_LCD_DATA23__LCD_DATA23 0x79 > + MX7D_PAD_LCD_CLK__LCD_CLK 0x79 > + MX7D_PAD_LCD_ENABLE__LCD_ENABLE 0x79 > + MX7D_PAD_LCD_VSYNC__LCD_VSYNC 0x79 > + MX7D_PAD_LCD_HSYNC__LCD_HSYNC 0x79 > + MX7D_PAD_LCD_RESET__LCD_RESET 0x79 > + >; > + }; > + > + pinctrl_gpio_leds: gpioledsgrp { > + fsl,pins = < > + MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0 0x59 > + MX7D_PAD_LPSR_GPIO1_IO04__GPIO1_IO4 0x59 > + MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x59 > + MX7D_PAD_LPSR_GPIO1_IO06__GPIO1_IO6 0x59 > + MX7D_PAD_LPSR_GPIO1_IO07__GPIO1_IO7 0x59 > + MX7D_PAD_SD1_RESET_B__GPIO5_IO2 0x59 > + >; > + }; > + > + pinctrl_tda998x: hdmigrp-1 { Unused? Maybe add it later when needed. Shawn > + fsl,pins = < > + MX7D_PAD_EPDC_BDR0__GPIO2_IO28 0x59 > + >; > + }; > + > + pinctrl_uart1: uart1grp { > + fsl,pins = < > + MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79 > + MX7D_PAD_UART1_RX_DATA__UART1_DCE_RX 0x79 > + >; > + }; > + > + pinctrl_uart3: uart3grp { > + fsl,pins = < > + MX7D_PAD_SD3_DATA4__UART3_DCE_RX 0x79 > + MX7D_PAD_SD3_DATA5__UART3_DCE_TX 0x79 > + MX7D_PAD_SD3_DATA6__UART3_DCE_RTS 0x79 > + MX7D_PAD_SD3_DATA7__UART3_DCE_CTS 0x79 > + >; > + }; > + > + pinctrl_uart6: uart6grp { > + fsl,pins = < > + MX7D_PAD_SD1_CD_B__UART6_DCE_RX 0x79 > + MX7D_PAD_SD1_WP__UART6_DCE_TX 0x79 > + >; > + }; > + > + pinctrl_uart7: uart7grp { > + fsl,pins = < > + MX7D_PAD_ECSPI2_SCLK__UART7_DTE_TX 0x79 > + MX7D_PAD_ECSPI2_MOSI__UART7_DTE_RX 0x79 > + MX7D_PAD_ECSPI2_MISO__UART7_DTE_CTS 0x79 > + MX7D_PAD_ECSPI2_SS0__UART7_DTE_RTS 0x79 > + >; > + }; > + > + pinctrl_usdhc1: usdhc1grp { > + fsl,pins = < > + 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_usdhc3: usdhc3grp { > + fsl,pins = < > + MX7D_PAD_SD3_CMD__SD3_CMD 0x59 > + MX7D_PAD_SD3_CLK__SD3_CLK 0x0D > + MX7D_PAD_SD3_DATA0__SD3_DATA0 0x59 > + MX7D_PAD_SD3_DATA1__SD3_DATA1 0x59 > + MX7D_PAD_SD3_DATA2__SD3_DATA2 0x59 > + MX7D_PAD_SD3_DATA3__SD3_DATA3 0x59 > + >; > + }; > + > + pinctrl_wlreg_on: wlreg_on { > + fsl,pins = < > + MX7D_PAD_SAI1_TX_DATA__GPIO6_IO15 0x19 > + >; > + }; > + > + pinctrl_wlan_irq: wlan_irq { > + fsl,pins = < > + MX7D_PAD_SAI1_TX_SYNC__GPIO6_IO14 0x19 > + >; > + }; > + }; > +}; > -- > 2.17.1 >
