On Fri, Nov 06, 2020 at 06:12:36AM -0600, Adam Ford wrote: > Beacon Embeddedworks is launching a development kit based on the > i.MX8M Nano SoC. The kit consists of a System on Module (SOM) > + baseboard. The SOM has the SoC, eMMC, and Ethernet. The baseboard > has an wm8962 audio CODEC, a PDM microphone, and a single USB OTG. > > The baseboard is capable of two different, mutually exclusive video > outputs, so the common items are in the baseboard file. When > the video becomes available, LVDS output will be added to this kit > file, and a second kit file will be added to support HDMI. > > Signed-off-by: Adam Ford <aford173@xxxxxxxxx> > --- > Based on: https://patchwork.kernel.org/project/linux-arm-kernel/list/?series=374643 > > V2: Fix issues noted from Krzysztof Kozlowski. > Set Bluetooth UART speed > Add supply and reset gpio to FEC > > arch/arm64/boot/dts/freescale/Makefile | 1 + > .../freescale/imx8mn-beacon-baseboard.dtsi | 307 +++++++++++++ > .../boot/dts/freescale/imx8mn-beacon-kit.dts | 19 + > .../boot/dts/freescale/imx8mn-beacon-som.dtsi | 433 ++++++++++++++++++ > 4 files changed, 760 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile > index 876bf484bbe6..589290bbbbd6 100644 > --- a/arch/arm64/boot/dts/freescale/Makefile > +++ b/arch/arm64/boot/dts/freescale/Makefile > @@ -34,6 +34,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-ddr4-evk.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-kontron-n801x-s.dts > dtb-$(CONFIG_ARCH_MXC) += imx8mm-var-som-symphony.dtb > +dtb-$(CONFIG_ARCH_MXC) += imx8mn-beacon-kit.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mn-var-som-symphony.dtb > diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi > new file mode 100644 > index 000000000000..376ca8ff7213 > --- /dev/null > +++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi > @@ -0,0 +1,307 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/* > + * Copyright 2020 Compass Electronics Group, LLC > + */ > + > +/ { > + leds { > + compatible = "gpio-leds"; > + > + led-0 { > + label = "gen_led0"; > + gpios = <&pca6416_1 4 GPIO_ACTIVE_HIGH>; > + default-state = "off"; > + }; > + > + led-1 { > + label = "gen_led1"; > + gpios = <&pca6416_1 5 GPIO_ACTIVE_HIGH>; > + default-state = "off"; > + }; > + > + led-2 { > + label = "gen_led2"; > + gpios = <&pca6416_1 6 GPIO_ACTIVE_HIGH>; > + default-state = "off"; > + }; > + > + led-3 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_led3>; > + label = "heartbeat"; > + gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "heartbeat"; > + }; > + }; > + > + reg_audio: regulator-audio { > + compatible = "regulator-fixed"; > + regulator-name = "3v3_aud"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + gpio = <&pca6416_1 11 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > + reg_usdhc2_vmmc: regulator-usdhc2 { > + compatible = "regulator-fixed"; > + regulator-name = "vsd_3v3"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > + reg_usb_otg_vbus: regulator-usb { > + compatible = "regulator-fixed"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_reg_usb_otg>; > + regulator-name = "usb_otg_vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>; > + enable-active-high; > + }; > + > + sound { > + compatible = "fsl,imx-audio-wm8962"; > + model = "wm8962-audio"; > + audio-cpu = <&sai3>; > + audio-codec = <&wm8962>; > + audio-routing = > + "Headphone Jack", "HPOUTL", > + "Headphone Jack", "HPOUTR", > + "Ext Spk", "SPKOUTL", > + "Ext Spk", "SPKOUTR", > + "AMIC", "MICBIAS", > + "IN3R", "AMIC"; > + }; > +}; > + > +&ecspi2 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_espi2>; > + cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>; > + status = "okay"; > + > + eeprom@0 { > + compatible = "microchip,at25160bn", "atmel,at25"; > + reg = <0>; > + spi-max-frequency = <5000000>; > + spi-cpha; > + spi-cpol; > + pagesize = <32>; > + size = <2048>; > + address-width = <16>; > + }; > +}; > + > +&i2c4 { > + clock-frequency = <400000>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_i2c4>; > + status = "okay"; > + > + pca6416_0: gpio@20 { > + compatible = "nxp,pcal6416"; > + reg = <0x20>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_pcal6414>; > + gpio-controller; > + #gpio-cells = <2>; > + interrupt-parent = <&gpio4>; > + interrupts = <27 IRQ_TYPE_LEVEL_LOW>; > + }; > + > + pca6416_1: gpio@21 { > + compatible = "nxp,pcal6416"; > + reg = <0x21>; > + gpio-controller; > + #gpio-cells = <2>; > + interrupt-parent = <&gpio4>; > + interrupts = <27 IRQ_TYPE_LEVEL_LOW>; > + }; > + > + wm8962: audio-codec@1a { > + compatible = "wlf,wm8962"; > + reg = <0x1a>; > + clocks = <&clk IMX8MN_CLK_SAI3_ROOT>; > + clock-names = "xclk"; > + DCVDD-supply = <®_audio>; > + DBVDD-supply = <®_audio>; > + AVDD-supply = <®_audio>; > + CPVDD-supply = <®_audio>; > + MICVDD-supply = <®_audio>; > + PLLVDD-supply = <®_audio>; > + SPKVDD1-supply = <®_audio>; > + SPKVDD2-supply = <®_audio>; > + gpio-cfg = < > + 0x0000 /* 0:Default */ > + 0x0000 /* 1:Default */ > + 0x0000 /* 2:FN_DMICCLK */ > + 0x0000 /* 3:Default */ > + 0x0000 /* 4:FN_DMICCDAT */ > + 0x0000 /* 5:Default */ > + >; > + }; > +}; > + > +&easrc { > + fsl,asrc-rate = <48000>; > + status = "okay"; > +}; > + > +&sai3 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_sai3>; > + assigned-clocks = <&clk IMX8MN_CLK_SAI3>; > + assigned-clock-parents = <&clk IMX8MN_AUDIO_PLL1_OUT>; > + assigned-clock-rates = <24576000>; > + fsl,sai-mclk-direction-output; > + status = "okay"; > +}; > + > +&snvs_pwrkey { > + status = "okay"; > +}; > + > +&uart2 { /* console */ > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart2>; > + status = "okay"; > +}; > + > +&uart3 { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_uart3>; > + assigned-clocks = <&clk IMX8MN_CLK_UART3>; > + assigned-clock-parents = <&clk IMX8MN_SYS_PLL1_80M>; > + status = "okay"; > +}; > + > +&usbotg1 { > + vbus-supply = <®_usb_otg_vbus>; > + disable-over-current; > + dr_mode="otg"; > + status = "okay"; > +}; > + > +&usdhc2 { > + pinctrl-names = "default", "state_100mhz", "state_200mhz"; > + pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>; > + pinctrl-1 = <&pinctrl_usdhc2_100mhz>; > + pinctrl-2 = <&pinctrl_usdhc2_200mhz>; > + bus-width = <4>; > + vmmc-supply = <®_usdhc2_vmmc>; > + status = "okay"; > +}; > + > +&iomuxc { > + pinctrl_espi2: espi2grp { > + fsl,pins = < > + MX8MN_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK 0x82 > + MX8MN_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI 0x82 > + MX8MN_IOMUXC_ECSPI2_MISO_ECSPI2_MISO 0x82 > + MX8MN_IOMUXC_ECSPI1_SS0_GPIO5_IO9 0x41 > + >; > + }; > + > + pinctrl_i2c2: i2c2grp { > + fsl,pins = < > + MX8MN_IOMUXC_I2C2_SCL_I2C2_SCL 0x400001c3 > + MX8MN_IOMUXC_I2C2_SDA_I2C2_SDA 0x400001c3 > + >; > + }; > + > + pinctrl_i2c4: i2c4grp { > + fsl,pins = < > + MX8MN_IOMUXC_I2C4_SCL_I2C4_SCL 0x400001c3 > + MX8MN_IOMUXC_I2C4_SDA_I2C4_SDA 0x400001c3 > + >; > + }; > + > + pinctrl_led3: led3grp { > + fsl,pins = < > + MX8MN_IOMUXC_SAI3_RXFS_GPIO4_IO28 0x41 > + >; > + }; > + > + pinctrl_pcal6414: pcal6414-gpiogrp { > + fsl,pins = < > + MX8MN_IOMUXC_SAI2_MCLK_GPIO4_IO27 0x19 > + >; > + }; > + > + pinctrl_reg_usb_otg: reg-otggrp { > + fsl,pins = < > + MX8MN_IOMUXC_SAI3_RXC_GPIO4_IO29 0x19 > + >; > + }; > + > + pinctrl_sai3: sai3grp { > + fsl,pins = < > + MX8MN_IOMUXC_SAI3_TXFS_SAI3_TX_SYNC 0xd6 > + MX8MN_IOMUXC_SAI3_TXC_SAI3_TX_BCLK 0xd6 > + MX8MN_IOMUXC_SAI3_MCLK_SAI3_MCLK 0xd6 > + MX8MN_IOMUXC_SAI3_TXD_SAI3_TX_DATA0 0xd6 > + MX8MN_IOMUXC_SAI3_RXD_SAI3_RX_DATA0 0xd6 > + >; > + }; > + > + pinctrl_uart2: uart2grp { > + fsl,pins = < > + MX8MN_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140 > + MX8MN_IOMUXC_UART2_TXD_UART2_DCE_TX 0x140 > + >; > + }; > + > + pinctrl_uart3: uart3grp { > + fsl,pins = < > + MX8MN_IOMUXC_ECSPI1_SCLK_UART3_DCE_RX 0x40 > + MX8MN_IOMUXC_ECSPI1_MOSI_UART3_DCE_TX 0x40 > + >; > + }; > + > + pinctrl_usdhc2_gpio: usdhc2gpiogrp { > + fsl,pins = < > + MX8MN_IOMUXC_SD2_CD_B_USDHC2_CD_B 0x41 > + MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41 > + >; > + }; > + > + pinctrl_usdhc2: usdhc2grp { > + fsl,pins = < > + MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x190 > + MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d0 > + MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d0 > + MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d0 > + MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d0 > + MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d0 > + MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0 > + >; > + }; > + > + pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { > + fsl,pins = < > + MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x194 > + MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4 > + MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4 > + MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4 > + MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4 > + MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4 > + MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0 > + >; > + }; > + > + pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { > + fsl,pins = < > + MX8MN_IOMUXC_SD2_CLK_USDHC2_CLK 0x196 > + MX8MN_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6 > + MX8MN_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6 > + MX8MN_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6 > + MX8MN_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6 > + MX8MN_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6 > + MX8MN_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0 > + >; > + }; > +}; > diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts > new file mode 100644 > index 000000000000..faa55d888065 > --- /dev/null > +++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-kit.dts > @@ -0,0 +1,19 @@ > +// SPDX-License-Identifier: (GPL-2.0 OR MIT) > +/* > + * Copyright 2020 Compass Electronics Group, LLC > + */ > + > +/dts-v1/; > + > +#include "imx8mn.dtsi" > +#include "imx8mn-beacon-som.dtsi" > +#include "imx8mn-beacon-baseboard.dtsi" > + > +/ { > + model = "Beacon EmbeddedWorks i.MX8M Mini Development Kit"; s/Mini/Nano/ With the change: Reviewed-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> Best regards, Krzysztof
