// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2020 MOXA Inc. - https://www.moxa.com/
*
* Author: Johnson Chen <johnsonch.chen@moxa.com>
*/
#include "am33xx.dtsi"
/ {
cpus {
cpu@0 {
cpu0-supply = <&vdd1_reg>;
};
};
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";
pinctrl-0 = <&minipcie_pins>;
minipcie_pins: minipcie-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_pclk.gpio2_24 */
AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_ac_bias_en.gpio2_25 */
AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_vsync.gpio2_22 Power off PIN*/
>;
};
push_button_pins: push-button-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE7) /* mcasp0_ahcklx.gpio3_21 */
>;
};
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)
>;
};
i2c1_pins: i2c1-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT_PULLUP, MUX_MODE3) /* uart0_ctsn.i2c1_sda */
AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_INPUT_PULLUP, MUX_MODE3) /* uart0_rtsn.i2c1_scl */
>;
};
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)
>;
};
uart1_pins: uart1-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT, MUX_MODE0)
>;
};
uart2_pins: uart2-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_INPUT, MUX_MODE6) /* lcd_data14.uart5_ctsn */
AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT_PULLDOWN, MUX_MODE6) /* lcd_data15.uart5_rtsn */
AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_INPUT_PULLUP, MUX_MODE4) /* lcd_data9.uart5_rxd */
AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE4) /* lcd_data8.uart5_txd */
>;
};
cpsw_default: cpsw-default-pins {
pinctrl-single,pins = <
/* Slave 1 */
AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE1)
AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE0)
/* Slave 2 */
AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLDOWN, MUX_MODE3) /* rmii2_crs_dv */
AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_INPUT_PULLDOWN, MUX_MODE3) /* rmii2_rxer */
AM33XX_PADCONF(AM335X_PIN_GPMC_A0, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* rmii2_txen */
AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* rmii2_td1 */
AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* rmii2_td0 */
AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT_PULLDOWN, MUX_MODE3) /* rmii2_rd1 */
AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_INPUT_PULLDOWN, MUX_MODE3) /* rmii2_rd0 */
AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_INPUT_PULLDOWN, MUX_MODE1) /* rmii2_refclk */
>;
};
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)
>;
};
mmc0_pins_default: mmc0-pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLUP, MUX_MODE7) /* mcasp0_aclkx.gpio3_14 */
AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_INPUT_PULLUP, MUX_MODE7) /* mcasp0_aclkx.gpio3_18 */
>;
};
mmc2_pins_default: mmc2-pins {
pinctrl-single,pins = <
/* eMMC */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad12.mmc2_dat0 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad13.mmc2_dat1 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad14.mmc2_dat2 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad15.mmc2_dat3 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad8.mmc2_dat4 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad9.mmc2_dat5 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad10.mmc2_dat6 */
AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_ad11.mmc2_dat7 */
AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_csn3.mmc2_cmd */
AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_clk.mmc2_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>;
};
&uart1 {
/* UART 1 setting */
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>;
};
&uart5 {
/* UART 2 setting */
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>;
};
&i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
status = "okay";
clock-frequency = <400000>;
tps: tps@2d {
compatible = "ti,tps65910";
reg = <0x2d>;
};
eeprom: eeprom@50 {
compatible = "atmel,24c16";
pagesize = <16>;
reg = <0x50>;
};
rtc_wdt: rtc_wdt@68 {
compatible = "dallas,ds1374";
reg = <0x68>;
};
};
&i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
status = "okay";
clock-frequency = <400000>;
gpio_xten: gpio_xten@27 {
compatible = "nxp,pca9535";
gpio-controller;
#gpio-cells = <2>;
reg = <0x27>;
};
};
&usb0 {
dr_mode = "host";
};
&usb1 {
dr_mode = "host";
};
#include "../../tps65910.dtsi"
&tps {
vcc1-supply = <&vbat>;
vcc2-supply = <&vbat>;
vcc3-supply = <&vbat>;
vcc4-supply = <&vbat>;
vcc5-supply = <&vbat>;
vcc6-supply = <&vbat>;
vcc7-supply = <&vbat>;
vccio-supply = <&vbat>;
regulators {
vrtc_reg: regulator@0 {
regulator-always-on;
};
vio_reg: regulator@1 {
regulator-always-on;
};
vdd1_reg: regulator@2 {
regulator-always-on;
};
vdd2_reg: regulator@3 {
regulator-always-on;
};
vdd3_reg: regulator@4 {
regulator-always-on;
};
vdig1_reg: regulator@5 {
regulator-always-on;
};
vdig2_reg: regulator@6 {
regulator-always-on;
};
vpll_reg: regulator@7 {
regulator-always-on;
};
vdac_reg: regulator@8 {
regulator-always-on;
};
vaux1_reg: regulator@9 {
regulator-always-on;
};
vaux2_reg: regulator@10 {
regulator-always-on;
};
vaux33_reg: regulator@11 {
regulator-always-on;
};
vmmc_reg: regulator@12 {
compatible = "regulator-fixed";
regulator-name = "vmmc_reg";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
};
};
/* 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>;
ethphy0: ethernet-phy@4 {
reg = <4>;
};
ethphy1: ethernet-phy@5 {
reg = <5>;
};
};
&cpsw_port1 {
phy-handle = <ðphy0>;
phy-mode = "rmii";
ti,dual-emac-pvid = <1>;
};
&cpsw_port2 {
phy-handle = <ðphy1>;
phy-mode = "rmii";
ti,dual-emac-pvid = <2>;
};
&sham {
status = "okay";
};
&aes {
status = "okay";
};
&gpio0_target {
ti,no-reset-on-init;
};
&mmc1 {
pinctrl-names = "default";
vmmc-supply = <&vmmcsd_fixed>;
bus-width = <4>;
pinctrl-0 = <&mmc0_pins_default>;
cd-gpios = <&gpio3 14 GPIO_ACTIVE_HIGH>;
wp-gpios = <&gpio3 18 GPIO_ACTIVE_HIGH>;
status = "okay";
};
&mmc3 {
dmas = <&edma_xbar 12 0 1
&edma_xbar 13 0 2>;
dma-names = "tx", "rx";
pinctrl-names = "default";
vmmc-supply = <&vmmcsd_fixed>;
bus-width = <8>;
pinctrl-0 = <&mmc2_pins_default>;
ti,non-removable;
status = "okay";
};
&buttons {
pinctrl-names = "default";
pinctrl-0 = <&push_button_pins>;
button-0 {
label = "push_button";
linux,code = <0x100>;
gpios = <&gpio3 21 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;
#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 0x20000>;
};
};
};
