// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* * Copyright (C) 2019, Webasto SE * Author: Johannes Eigner * * Description of the Marvel B2, MK3 Comboard */ /dts-v1/; #include / { model = "Webasto common communication board Marvel MK3"; compatible = "webasto,imx6ul-marvel-b2", "webasto,imx6ul-marvel", "fsl,imx6ul"; chosen { stdout-path = &uart7; environment { compatible = "barebox,environment"; device-path = &environment_emmc; }; }; aliases { state = &state_emmc; }; reserved-memory { #address-cells = <1>; #size-cells = <1>; ranges; dt-overlay@84000000 { reg = <0x84000000 0x100000>; no-map; }; }; state_emmc: state { compatible = "barebox,state"; magic = <0x290cf8c6>; backend-type = "raw"; backend = <&backend_state_emmc>; backend-stridesize = <0x200>; bootstate { #address-cells = <1>; #size-cells = <1>; system0 { #address-cells = <1>; #size-cells = <1>; remaining_attempts@0 { reg = <0x0 0x4>; type = "uint32"; default = <3>; }; priority@4 { reg = <0x4 0x4>; type = "uint32"; default = <20>; }; }; system1 { #address-cells = <1>; #size-cells = <1>; remaining_attempts@8 { reg = <0x8 0x4>; type = "uint32"; default = <3>; }; priority@c { reg = <0xc 0x4>; type = "uint32"; default = <21>; }; }; last_chosen@10 { reg = <0x10 0x4>; type = "uint32"; }; }; }; transceiver1_en: regulator-can1phy { compatible = "regulator-fixed"; regulator-name = "can-transceiver1"; pinctrl-names = "default"; pinctrl-0 = <&pinctl_can1phy>; vin-supply = <&swbst_reg>; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio3 19 GPIO_ACTIVE_LOW>; }; reg_4v: regulator-4v { compatible = "regulator-fixed"; regulator-name = "V_+4V"; regulator-min-microvolt = <4000000>; regulator-max-microvolt = <4000000>; regulator-boot-on; regulator-always-on; }; reg_wl18xx_vmmc: regulator-wl18xx { compatible = "regulator-fixed"; regulator-name = "wl1837"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_wifi_reg>; vin-supply = <®_4v>; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio4 22 GPIO_ACTIVE_HIGH>; startup-delay-us = <70000>; enable-active-high; }; reg_dp83822_en: regulator-dp83822 { compatible = "regulator-fixed"; regulator-name = "dp83822"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_phy_reg>; vin-supply = <&vcc_eth>; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; gpio = <&gpio1 8 GPIO_ACTIVE_HIGH>; enable-active-high; }; }; &asrc { status = "disabled"; }; &can1 { xceiver-supply = <&transceiver1_en>; /* CAN side */ vdd-supply = <&vgen1_reg>; /* I/O side */ pinctrl-names = "default"; pinctrl-0 = <&pinctl_can1>; }; &fec1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_enet1>; phy-mode = "rmii"; phy-supply = <®_dp83822_en>; phy-handle = <&dp83822i>; phy-reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>; status = "okay"; mdio { #address-cells = <1>; #size-cells = <0>; dp83822i: ethernet-phy@1 { compatible = "ethernet-phy-ieee802.3-c22"; reg = <1>; clocks = <&clks IMX6UL_CLK_ENET_REF>; clock-names = "rmii-ref"; }; }; }; &i2c2 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c2>; clock-frequency = <100000>; status = "okay"; pmic: mc34pf3000@8 { compatible = "fsl,pfuze3000"; pinctrl-names = "default"; pinctrl-0 = <&pinctl_pmic_irq>; interrupts-extended = <&gpio1 29 IRQ_TYPE_LEVEL_LOW>; reg = <0x08>; regulators { sw1a_reg: sw1a { regulator-name = "V_+3V3_SW1A"; vin-supply = <®_4v>; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; regulator-ramp-delay = <6250>; }; vdd_soc_in: sw1b { regulator-name = "V_+1V4_SW1B"; vin-supply = <®_4v>; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1475000>; regulator-ramp-delay = <6250>; regulator-boot-on; regulator-always-on; }; sw2_reg: sw2 { regulator-name = "V_+3V3_SW2"; vin-supply = <®_4v>; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; vcc_ddr3: sw3 { regulator-name = "V_+1V35_SW3"; vin-supply = <®_4v>; regulator-min-microvolt = <1350000>; regulator-max-microvolt = <1350000>; regulator-boot-on; regulator-always-on; }; swbst_reg: swbst { regulator-name = "V_+5V0_SWBST"; vin-supply = <®_4v>; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5150000>; regulator-boot-on; regulator-always-on; /* due to hardware requirements */ }; vdd_snvs: vsnvs { regulator-name = "V_+3V0_SNVS"; vin-supply = <®_4v>; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <3000000>; regulator-boot-on; regulator-always-on; }; vrefddr: vrefddr { regulator-name = "V_+0V675_VREFDDR"; vin-supply = <&vcc_ddr3>; regulator-boot-on; regulator-always-on; }; /* 3V3 Supply: i.MX6 modules */ vgen1_reg: vldo1 { regulator-name = "V_+3V3_LDO1"; vin-supply = <®_4v>; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; vgen2_reg: vldo2 { /* not connected */ regulator-min-microvolt = <800000>; regulator-max-microvolt = <1550000>; }; vgen3_reg: vccsd { regulator-min-microvolt = <2850000>; regulator-max-microvolt = <3300000>; }; vdd_high_in: v33 { regulator-name = "V_+3V3_V33"; vin-supply = <®_4v>; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; vcc_eth: vldo3 { regulator-name = "V_+1V8_LDO3"; vin-supply = <®_4v>; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; vgen6_reg: vldo4 { regulator-name = "V_+1V8_LDO4"; vin-supply = <®_4v>; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; }; }; }; &iomuxc { pinctrl_phy_reg: phyreggrp { fsl,pins = < /* high = phy enabled */ MX6UL_PAD_GPIO1_IO08__GPIO1_IO08 0x13030 >; }; pinctrl_enet1: enet1grp { fsl,pins = < /* Note: 1.8 V */ MX6UL_PAD_GPIO1_IO06__ENET1_MDIO 0x1b0b0 MX6UL_PAD_GPIO1_IO07__ENET1_MDC 0x1b0b0 MX6UL_PAD_ENET1_RX_EN__ENET1_RX_EN 0x1b0b0 MX6UL_PAD_ENET1_RX_ER__ENET1_RX_ER 0x1b0b0 MX6UL_PAD_ENET1_RX_DATA0__ENET1_RDATA00 0x1b0b0 MX6UL_PAD_ENET1_RX_DATA1__ENET1_RDATA01 0x1b0b0 MX6UL_PAD_ENET1_TX_EN__ENET1_TX_EN 0x1b0b0 MX6UL_PAD_ENET1_TX_DATA0__ENET1_TDATA00 0x1b0b0 MX6UL_PAD_ENET1_TX_DATA1__ENET1_TDATA01 0x1b0b0 MX6UL_PAD_ENET1_TX_CLK__ENET1_REF_CLK1 0x4001b031 MX6UL_PAD_GPIO1_IO09__GPIO1_IO09 0x13030 >; }; pinctl_pmic_irq: pmicgrp { fsl,pins = < /* 1.8 V level */ MX6UL_PAD_UART4_RX_DATA__GPIO1_IO29 0x10000 >; }; pinctrl_i2c2: i2c2grp { fsl,pins = < /* 1.8 V level for all */ MX6UL_PAD_UART5_TX_DATA__I2C2_SCL 0x4001b8b0 MX6UL_PAD_UART5_RX_DATA__I2C2_SDA 0x4001b8b0 >; }; pinctrl_uart6: uart6grp { fsl,pins = < /* 1.8 V level for all */ MX6UL_PAD_CSI_MCLK__UART6_DCE_TX 0x1b0b0 MX6UL_PAD_CSI_PIXCLK__UART6_DCE_RX 0x1b0b0 MX6UL_PAD_CSI_VSYNC__UART6_DCE_RTS 0x1b0b0 MX6UL_PAD_CSI_HSYNC__UART6_DCE_CTS 0x1b0b0 MX6UL_PAD_ENET2_TX_DATA0__GPIO2_IO11 0x10030 >; }; pinctrl_uart7: uart7grp { fsl,pins = < /* 3.3 V level for all */ MX6UL_PAD_LCD_DATA16__UART7_DCE_TX 0x0b0b0 MX6UL_PAD_LCD_DATA17__UART7_DCE_RX 0x1b0b0 >; }; pinctrl_wifi_reg: wifigrp { fsl,pins = < /* 1.8 V level for all */ MX6UL_PAD_CSI_DATA01__GPIO4_IO22 0x10030 MX6UL_PAD_GPIO1_IO03__OSC32K_32K_OUT 0x00010 >; }; pinctrl_wifi_irq: wifiirqgrp { fsl,pins = < /* 1.8 V level */ MX6UL_PAD_CSI_DATA00__GPIO4_IO21 0x17000 >; }; pinctrl_usdhc1: usdhc1grp { fsl,pins = < /* 1.8 V level for all */ MX6UL_PAD_SD1_CMD__USDHC1_CMD 0x10059 MX6UL_PAD_SD1_CLK__USDHC1_CLK 0x10059 MX6UL_PAD_SD1_DATA0__USDHC1_DATA0 0x10059 MX6UL_PAD_SD1_DATA1__USDHC1_DATA1 0x10059 MX6UL_PAD_SD1_DATA2__USDHC1_DATA2 0x10059 MX6UL_PAD_SD1_DATA3__USDHC1_DATA3 0x10059 >; }; pinctrl_usdhc2: usdhc2grp_slow { fsl,pins = < /* 3.3 V level for all, *no* external PU */ MX6UL_PAD_NAND_RE_B__USDHC2_CLK 0x10079 MX6UL_PAD_NAND_WE_B__USDHC2_CMD 0x17029 MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x17029 MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x17029 MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x17029 MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x17029 MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x17029 MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x17029 MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x17029 MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x17029 MX6UL_PAD_NAND_ALE__USDHC2_RESET_B 0x00008 >; }; pinctrl_usdhc2_100MHZ: usdhc2grp_100m { fsl,pins = < /* 3.3 V level for all, *no* external PU */ MX6UL_PAD_NAND_RE_B__USDHC2_CLK 0x100e9 MX6UL_PAD_NAND_WE_B__USDHC2_CMD 0x1b0a9 MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x1b0a9 MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x1b0a9 MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x1b0a9 MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x1b0a9 MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x1b0a9 MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x1b0a9 MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x1b0a9 MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x1b0a9 MX6UL_PAD_NAND_ALE__USDHC2_RESET_B 0x00008 >; }; pinctrl_usdhc2_200MHZ: usdhc2grp_200m { fsl,pins = < /* 3.3 V level for all, *no* external PU */ MX6UL_PAD_NAND_RE_B__USDHC2_CLK 0x100e9 MX6UL_PAD_NAND_WE_B__USDHC2_CMD 0x1b0e9 MX6UL_PAD_NAND_DATA00__USDHC2_DATA0 0x1b0e9 MX6UL_PAD_NAND_DATA01__USDHC2_DATA1 0x1b0e9 MX6UL_PAD_NAND_DATA02__USDHC2_DATA2 0x1b0e9 MX6UL_PAD_NAND_DATA03__USDHC2_DATA3 0x1b0e9 MX6UL_PAD_NAND_DATA04__USDHC2_DATA4 0x1b0e9 MX6UL_PAD_NAND_DATA05__USDHC2_DATA5 0x1b0e9 MX6UL_PAD_NAND_DATA06__USDHC2_DATA6 0x1b0e9 MX6UL_PAD_NAND_DATA07__USDHC2_DATA7 0x1b0e9 MX6UL_PAD_NAND_ALE__USDHC2_RESET_B 0x00008 >; }; pinctrl_wdog: wdoggrp { fsl,pins = < MX6UL_PAD_GPIO1_IO01__WDOG1_WDOG_B 0x00b0 >; }; pinctl_can1phy: can1phygrp { fsl,pins = < /* 3.3 V level */ MX6UL_PAD_LCD_DATA14__GPIO3_IO19 0x00008 >; }; pinctl_can1: can1grp { fsl,pins = < /* 3.3 V level for all */ MX6UL_PAD_LCD_DATA08__FLEXCAN1_TX 0x00009 MX6UL_PAD_LCD_DATA09__FLEXCAN1_RX 0x17000 >; }; pinctrl_usbotg2: cmgrp { fsl,pins = < MX6UL_PAD_UART2_RTS_B__GPIO1_IO23 0x10800 /* shutdown signal from voltage monitor */ MX6UL_PAD_UART2_TX_DATA__GPIO1_IO20 0x00028 /* power on signal to modem */ MX6UL_PAD_UART2_RX_DATA__GPIO1_IO21 0x00028 /* fast shutdown signal to modem */ MX6UL_PAD_UART3_CTS_B__GPIO1_IO26 0x00028 /* emergency reset signal to modem */ MX6UL_PAD_UART3_RX_DATA__GPIO1_IO25 0x14000 /* status signal from modem */ >; }; }; &gpio1 { gpio-line-names = "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "PWRON_CM_UC_DO", "FST_SHDN_CM_UC_DO", "", "INT_VMON_OUT", "", "STATUS_CM_UC_DI", "RST_EMERG_UC_DO", "", ""; }; &ocotp { barebox,provide-mac-address = <&fec1 0x620>; }; ®_arm { vin-supply = <&vdd_soc_in>; regulator-allow-bypass; }; ®_soc { vin-supply = <&vdd_soc_in>; regulator-allow-bypass; }; &uart6 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart6>; uart-has-rtscts; bluetooth { compatible = "ti,wl1837-st"; enable-gpios = <&gpio2 11 GPIO_ACTIVE_HIGH>; vin-supply = <®_4v>; }; }; &uart7 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart7>; status = "okay"; }; &usbotg1 { /* Micro-USB-plug */ dr_mode = "peripheral"; status = "okay"; }; &usbotg2 { /* Modem (e.g. internal only) */ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usbotg2>; vbus-supply = <&swbst_reg>; dr_mode = "host"; disable-over-current; status = "okay"; }; &usdhc1 { /* SDIO (WIFI/BT) */ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc1>; bus-width = <4>; vmmc-supply = <®_wl18xx_vmmc>; vqmmc-supply = <&vgen6_reg>; non-removable; no-sd; no-mmc; keep-power-in-suspend; cap-power-off-card; max-frequency = <25000000>; #address-cells = <1>; #size-cells = <0>; wlcore: wlcore@2 { compatible = "ti,wl1837"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_wifi_irq>; reg = <2>; interrupts-extended = <&gpio4 21 IRQ_TYPE_LEVEL_HIGH>; tcxo-clock-frequency = <26000000>; }; }; &usdhc2 { /* eMMC */ pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc2>; pinctrl-1 = <&pinctrl_usdhc2_100MHZ>; pinctrl-2 = <&pinctrl_usdhc2_200MHZ>; bus-width = <8>; vmmc-supply = <&sw1a_reg>; vqmmc-supply = <&vgen1_reg>; no-1-8-v; non-removable; no-sd; no-sdio; keep-power-in-suspend; cap-mmc-hw-reset; status = "okay"; /* bootloader specific */ partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; partition@0 { label = "barebox"; reg = <0x0 0x100000>; }; environment_emmc: partition@100000 { label = "barebox-environment"; reg = <0x100000 0x100000>; }; backend_state_emmc: partition@200000 { label = "barebox-state"; reg = <0x200000 0x100000>; }; }; }; &wdog1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_wdog>; fsl,ext-reset-output; status = "okay"; }; /* include the FIT public key for verifying on demand */ #ifdef CONFIG_BOOTM_FITIMAGE_PUBKEY #include CONFIG_BOOTM_FITIMAGE_PUBKEY #endif