| // 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: pinmux_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: pinmux_push_button { |
| pinctrl-single,pins = < |
| AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_hsync.gpio2_23 */ |
| >; |
| }; |
| |
| uart0_pins: pinmux_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 { |
| 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: pinmux_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: pinmux_spi0 { |
| 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 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&cpsw_default>; |
| status = "okay"; |
| }; |
| |
| &davinci_mdio { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&davinci_mdio_default>; |
| status = "okay"; |
| }; |
| |
| &cpsw_emac0 { |
| status = "okay"; |
| }; |
| |
| &cpsw_emac1 { |
| status = "okay"; |
| }; |
| |
| &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>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| 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>; |
| |
| m25p80@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>; |
| }; |
| }; |