// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2018 MOXA Inc. - https://www.moxa.com/ * * Authors: SZ Lin (林上智) <sz.lin@moxa.com> * Wes Huang (黃淵河) <wes.huang@moxa.com> * Fero JD Zhou (周俊達) <FeroJD.Zhou@moxa.com> */ #include "am33xx.dtsi" / { vbat: vbat-regulator { compatible = "regulator-fixed"; }; /* Power supply provides a fixed 3.3V @3A */ vmmcsd_fixed: vmmcsd-regulator { compatible = "regulator-fixed"; regulator-name = "vmmcsd_fixed"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; }; buttons: push_button { compatible = "gpio-keys"; }; }; &am33xx_pinmux { pinctrl-names = "default"; i2c0_pins: i2c0-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0) >; }; push_button_pins: push-button-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_hsync.gpio2_23 */ >; }; uart0_pins: uart0-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0) >; }; davinci_mdio_default: davinci-mdio-default-pins { pinctrl-single,pins = < /* MDIO */ AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0) >; }; mmc1_pins_default: mmc1-pins { pinctrl-single,pins = < /* eMMC */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad12.mmc1_dat0 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad13.mmc1_dat1 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad14.mmc1_dat2 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad15.mmc1_dat3 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad8.mmc1_dat4 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad9.mmc1_dat5 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad10.mmc1_dat6 */ AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad11.mmc1_dat7 */ AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */ AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */ >; }; spi0_pins: spi0-pins { pinctrl-single,pins = < AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0) AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0) >; }; }; &uart0 { /* Console */ status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&uart0_pins>; }; &i2c0 { pinctrl-names = "default"; pinctrl-0 = <&i2c0_pins>; status = "okay"; clock-frequency = <400000>; eeprom: eeprom@50 { compatible = "atmel,24c16"; pagesize = <16>; reg = <0x50>; }; rtc_wdt: rtc_wdt@68 { compatible = "dallas,ds1374"; reg = <0x68>; }; }; &usb0 { dr_mode = "host"; }; /* Power */ &vbat { regulator-name = "vbat"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; }; &mac_sw { pinctrl-names = "default"; pinctrl-0 = <&cpsw_default>; status = "okay"; }; &davinci_mdio_sw { pinctrl-names = "default"; pinctrl-0 = <&davinci_mdio_default>; status = "okay"; }; &cpsw_port1 { ti,dual-emac-pvid = <1>; }; &cpsw_port2 { ti,dual-emac-pvid = <2>; }; &sham { status = "okay"; }; &aes { status = "okay"; }; &gpio0_target { ti,no-reset-on-init; }; &mmc2 { pinctrl-names = "default"; vmmc-supply = <&vmmcsd_fixed>; bus-width = <8>; pinctrl-0 = <&mmc1_pins_default>; non-removable; status = "okay"; }; &buttons { pinctrl-names = "default"; pinctrl-0 = <&push_button_pins>; button-0 { label = "push_button"; linux,code = <0x100>; gpios = <&gpio2 23 GPIO_ACTIVE_LOW>; }; }; /* SPI Busses */ &spi0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&spi0_pins>; flash@0 { compatible = "mx25l6405d"; spi-max-frequency = <40000000>; reg = <0>; spi-cpol; spi-cpha; partitions { compatible = "fixed-partitions"; #address-cells = <1>; #size-cells = <1>; /* reg : The partition's offset and size within the mtd bank. */ partitions@0 { label = "MLO"; reg = <0x0 0x80000>; }; partitions@1 { label = "U-Boot"; reg = <0x80000 0x100000>; }; partitions@2 { label = "U-Boot Env"; reg = <0x180000 0x40000>; }; }; }; }; &spi1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&spi1_pins>; tpm_spi_tis@0 { compatible = "tcg,tpm_tis-spi"; reg = <0>; spi-max-frequency = <500000>; }; };