// SPDX-License-Identifier: GPL-2.0+ /* * Support for Variscite VAR-SOM-MX6 Module * * Copyright 2011 Linaro Ltd. * Copyright 2012 Freescale Semiconductor, Inc. * Copyright (C) 2014-2016 Variscite, Ltd. * Author: Donio Ron * Copyright 2022 Bootlin */ /dts-v1/; #include "imx6q.dtsi" #include #include #include / { model = "Variscite VAR-SOM-MX6 module"; compatible = "variscite,var-som-imx6q", "fsl,imx6q"; chosen { stdout-path = &uart1; }; memory@10000000 { device_type = "memory"; reg = <0x10000000 0x40000000>; }; reg_usb_otg_vbus: regulator-usb-otg-vbus { compatible = "regulator-fixed"; regulator-name = "usb_otg_vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; }; reg_usb_h1_vbus: regulator-usb-h1-vbud { compatible = "regulator-fixed"; regulator-name = "usb_h1_vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; }; reg_1p8v: regulator-1p8v { compatible = "regulator-fixed"; regulator-name = "1P8V"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; 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_wl18xx_vmmc: regulator-wl18xx { compatible = "regulator-fixed"; regulator-name = "vwl1807"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; gpio = <&gpio7 8 GPIO_ACTIVE_HIGH>; enable-active-high; startup-delay-us = <70000>; }; sound: sound { compatible = "simple-audio-card"; simple-audio-card,name = "var-som-audio"; simple-audio-card,format = "i2s"; simple-audio-card,bitclock-master = <&sound_codec>; simple-audio-card,frame-master = <&sound_codec>; simple-audio-card,widgets = "Headphone", "Headphone Jack", "Line", "Line In", "Microphone", "Mic Jack"; simple-audio-card,routing = "Headphone Jack", "HPLOUT", "Headphone Jack", "HPROUT", "LINE1L", "Line In", "LINE1R", "Line In"; sound_cpu: simple-audio-card,cpu { sound-dai = <&ssi2>; }; sound_codec: simple-audio-card,codec { sound-dai = <&tlv320aic3106>; clocks = <&clks IMX6QDL_CLK_CKO>; }; }; rfkill { compatible = "rfkill-gpio"; name = "rfkill"; radio-type = "bluetooth"; shutdown-gpios = <&gpio6 18 GPIO_ACTIVE_HIGH>; }; }; &audmux { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_audmux>; status = "okay"; mux-ssi2 { fsl,audmux-port = <1>; fsl,port-config = < (IMX_AUDMUX_V2_PTCR_SYN | IMX_AUDMUX_V2_PTCR_TFSDIR | IMX_AUDMUX_V2_PTCR_TFSEL(2) | IMX_AUDMUX_V2_PTCR_TCLKDIR | IMX_AUDMUX_V2_PTCR_TCSEL(2)) IMX_AUDMUX_V2_PDCR_RXDSEL(2) >; }; mux-aud3 { fsl,audmux-port = <2>; fsl,port-config = < IMX_AUDMUX_V2_PTCR_SYN IMX_AUDMUX_V2_PDCR_RXDSEL(1) >; }; }; &ecspi3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ecspi3>; cs-gpios = <&gpio4 24 GPIO_ACTIVE_LOW>; status = "okay"; }; &fec { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_enet>; phy-mode = "rgmii"; phy-handle = <&rgmii_phy>; status = "okay"; mdio { #address-cells = <1>; #size-cells = <0>; rgmii_phy: ethernet-phy@7 { reg = <7>; reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>; reset-assert-us = <10000>; }; }; }; &gpmi { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_gpmi_nand>; status = "okay"; }; &i2c2 { clock-frequency = <100000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c2>; status = "okay"; pmic@8 { compatible = "fsl,pfuze100"; reg = <0x08>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pmic>; regulators { sw1a_reg: sw1ab { regulator-min-microvolt = <300000>; regulator-max-microvolt = <1875000>; regulator-boot-on; regulator-always-on; regulator-ramp-delay = <6250>; }; sw1c_reg: sw1c { regulator-min-microvolt = <300000>; regulator-max-microvolt = <1875000>; regulator-boot-on; regulator-always-on; regulator-ramp-delay = <6250>; }; sw2_reg: sw2 { regulator-min-microvolt = <800000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; sw3a_reg: sw3a { regulator-min-microvolt = <800000>; regulator-max-microvolt = <3950000>; regulator-boot-on; regulator-always-on; }; sw3b_reg: sw3b { regulator-min-microvolt = <800000>; regulator-max-microvolt = <3950000>; regulator-boot-on; regulator-always-on; }; sw4_reg: sw4 { regulator-min-microvolt = <800000>; regulator-max-microvolt = <3950000>; }; snvs_reg: vsnvs { regulator-min-microvolt = <1200000>; regulator-max-microvolt = <3000000>; regulator-boot-on; regulator-always-on; }; vref_reg: vrefddr { regulator-boot-on; regulator-always-on; }; vgen1_reg: vgen1 { regulator-min-microvolt = <800000>; regulator-max-microvolt = <1550000>; }; vgen2_reg: vgen2 { regulator-min-microvolt = <800000>; regulator-max-microvolt = <1550000>; }; vgen3_reg: vgen3 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; regulator-boot-on; }; vgen4_reg: vgen4 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; regulator-boot-on; }; vgen5_reg: vgen5 { regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; regulator-boot-on; }; vgen6_reg: vgen6 { regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; regulator-always-on; regulator-boot-on; }; }; }; tlv320aic3106: audio-codec@1b { compatible = "ti,tlv320aic3106"; reg = <0x1b>; #sound-dai-cells = <0>; DRVDD-supply = <®_3p3v>; AVDD-supply = <®_3p3v>; IOVDD-supply = <®_3p3v>; DVDD-supply = <®_1p8v>; ai3x-ocmv = <0>; reset-gpios = <&gpio4 5 GPIO_ACTIVE_LOW>; ai3x-gpio-func = < 0 /* AIC3X_GPIO1_FUNC_DISABLED */ 5 /* AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT */ >; }; }; &iomuxc { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_hog>; pinctrl_audmux: audmuxgrp { fsl,pins = < MX6QDL_PAD_CSI0_DAT7__AUD3_RXD 0x130b0 MX6QDL_PAD_CSI0_DAT4__AUD3_TXC 0x130b0 MX6QDL_PAD_CSI0_DAT5__AUD3_TXD 0x110b0 MX6QDL_PAD_CSI0_DAT6__AUD3_TXFS 0x130b0 /* Audio Clock */ MX6QDL_PAD_GPIO_0__CCM_CLKO1 0x130b0 >; }; pinctrl_bt: btgrp { fsl,pins = < /* Bluetooth/wifi enable */ MX6QDL_PAD_SD3_DAT6__GPIO6_IO18 0x1b0b1 /* Wifi Slow Clock */ MX6QDL_PAD_ENET_RXD0__OSC32K_32K_OUT 0x000b0 >; }; pinctrl_ecspi3: ecspi3grp { fsl,pins = < MX6QDL_PAD_DISP0_DAT2__ECSPI3_MISO 0x100b1 MX6QDL_PAD_DISP0_DAT1__ECSPI3_MOSI 0x100b1 MX6QDL_PAD_DISP0_DAT0__ECSPI3_SCLK 0x100b1 >; }; pinctrl_enet: enetgrp { fsl,pins = < MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b0b0 MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0 MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x1b0b0 MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b0b0 MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b0b0 MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b0b0 MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b0b0 MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b0b0 MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x1b0b0 MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b0b0 MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x1b0b0 MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x1b0b0 MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b0b0 MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b0b0 MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b0b0 >; }; pinctrl_enet_irq: enetirqgrp { fsl,pins = < MX6QDL_PAD_GPIO_6__ENET_IRQ 0x000b1 >; }; pinctrl_gpmi_nand: gpminandgrp { fsl,pins = < MX6QDL_PAD_NANDF_CLE__NAND_CLE 0xb0b1 MX6QDL_PAD_NANDF_ALE__NAND_ALE 0xb0b1 MX6QDL_PAD_NANDF_CS0__NAND_CE0_B 0xb0b1 MX6QDL_PAD_NANDF_CS1__NAND_CE1_B 0xb0b1 MX6QDL_PAD_NANDF_RB0__NAND_READY_B 0xb0b1 MX6QDL_PAD_NANDF_D0__NAND_DATA00 0xb0b1 MX6QDL_PAD_NANDF_D1__NAND_DATA01 0xb0b1 MX6QDL_PAD_NANDF_D2__NAND_DATA02 0xb0b1 MX6QDL_PAD_NANDF_D3__NAND_DATA03 0xb0b1 MX6QDL_PAD_NANDF_D4__NAND_DATA04 0xb0b1 MX6QDL_PAD_NANDF_D5__NAND_DATA05 0xb0b1 MX6QDL_PAD_NANDF_D6__NAND_DATA06 0xb0b1 MX6QDL_PAD_NANDF_D7__NAND_DATA07 0xb0b1 MX6QDL_PAD_SD4_CMD__NAND_RE_B 0xb0b1 MX6QDL_PAD_SD4_CLK__NAND_WE_B 0xb0b1 MX6QDL_PAD_NANDF_WP_B__NAND_WP_B 0xb0b1 >; }; pinctrl_hog: hoggrp { fsl,pins = < /* CTW6120 IRQ */ MX6QDL_PAD_EIM_DA7__GPIO3_IO07 0xb0b1 /* SDMMC2 CD/WP */ MX6QDL_PAD_KEY_COL4__GPIO4_IO14 0x1b0b0 MX6QDL_PAD_KEY_ROW4__GPIO4_IO15 0x1b0b0 >; }; pinctrl_i2c1: i2c1grp { fsl,pins = < MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b8b1 MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b8b1 >; }; pinctrl_i2c2: i2c2grp { fsl,pins = < MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 >; }; pinctrl_i2c3: i2c3grp { fsl,pins = < MX6QDL_PAD_GPIO_5__I2C3_SCL 0x4001b8b1 MX6QDL_PAD_GPIO_16__I2C3_SDA 0x4001b8b1 >; }; pinctrl_pmic: pmicgrp { fsl,pins = < /* PMIC INT */ MX6QDL_PAD_GPIO_17__GPIO7_IO12 0x1b0b0 >; }; pinctrl_pwm2: pwm2grp { fsl,pins = < MX6QDL_PAD_DISP0_DAT9__PWM2_OUT 0x1b0b1 >; }; pinctrl_uart1: uart1grp { fsl,pins = < MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1 MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1 >; }; pinctrl_uart2: uart2grp { fsl,pins = < MX6QDL_PAD_SD3_DAT4__UART2_RX_DATA 0x1b0b1 MX6QDL_PAD_SD3_DAT5__UART2_TX_DATA 0x1b0b1 MX6QDL_PAD_EIM_D28__UART2_CTS_B 0x1b0b1 MX6QDL_PAD_EIM_D29__UART2_RTS_B 0x1b0b1 >; }; pinctrl_usdhc3: usdhc3grp { fsl,pins = < MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17069 MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10069 MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17069 MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17069 MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17069 MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17069 /* WL_EN */ MX6QDL_PAD_SD3_DAT7__GPIO6_IO17 0x13059 /* WL_IRQ */ MX6QDL_PAD_SD3_RST__GPIO7_IO08 0x13059 >; }; pinctrl_usdhc3_100mhz: usdhc3grp100mhzgrp { fsl,pins = < MX6QDL_PAD_SD3_CMD__SD3_CMD 0x170B9 MX6QDL_PAD_SD3_CLK__SD3_CLK 0x100B9 MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x170B9 MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x170B9 MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x170B9 MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x170B9 /* WL_EN */ MX6QDL_PAD_SD3_DAT7__GPIO6_IO17 0x130B9 /* WL_IRQ */ MX6QDL_PAD_SD3_RST__GPIO7_IO08 0x130B9 >; }; pinctrl_usdhc3_200mhz: usdhc3grp200mhzgrp { fsl,pins = < MX6QDL_PAD_SD3_CMD__SD3_CMD 0x170F9 MX6QDL_PAD_SD3_CLK__SD3_CLK 0x100F9 MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x170F9 MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x170F9 MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x170F9 MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x170F9 /* WL_EN */ MX6QDL_PAD_SD3_DAT7__GPIO6_IO17 0x130F9 /* WL_IRQ */ MX6QDL_PAD_SD3_RST__GPIO7_IO08 0x130F9 >; }; }; &pwm2 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pwm2>; status = "okay"; }; ®_arm { vin-supply = <&sw1a_reg>; }; ®_pu { vin-supply = <&sw1c_reg>; }; ®_soc { vin-supply = <&sw1c_reg>; }; ®_vdd1p1 { vin-supply = <&vgen5_reg>; }; ®_vdd2p5 { vin-supply = <&vgen5_reg>; }; &snvs_poweroff { status = "okay"; }; &ssi2 { status = "okay"; }; &uart1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart1>; status = "okay"; }; &uart2 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart2 &pinctrl_bt>; uart-has-rtscts; status = "okay"; }; &usbh1 { vbus-supply = <®_usb_h1_vbus>; status = "okay"; }; &usbotg { vbus-supply = <®_usb_otg_vbus>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usbotg_var>; disable-over-current; dr_mode = "host"; status = "okay"; }; &usbphy1 { fsl,tx-d-cal = <0x5>; }; &usbphy2 { fsl,tx-d-cal = <0x5>; }; &usdhc1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc1>; non-removable; keep-power-in-suspend; status = "okay"; }; &usdhc3 { pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc3>; pinctrl-1 = <&pinctrl_usdhc3_100mhz>; pinctrl-2 = <&pinctrl_usdhc3_200mhz>; bus-width = <4>; vmmc-supply = <®_wl18xx_vmmc>; non-removable; wakeup-source; keep-power-in-suspend; cap-power-off-card; #address-cells = <1>; #size-cells = <0>; status = "okay"; wifi: wifi@2 { compatible = "ti,wl1835"; reg = <2>; interrupt-parent = <&gpio6>; interrupts = <17 IRQ_TYPE_EDGE_RISING>; ref-clock-frequency = <38400000>; }; };