// SPDX-License-Identifier: GPL-2.0
/*
* AM62A SK: https://www.ti.com/lit/zip/sprr459
*
* Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
*/
/dts-v1/;
#include <dt-bindings/leds/common.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/net/ti-dp83867.h>
#include "k3-am62a7.dtsi"
/ {
compatible = "ti,am62a7-sk", "ti,am62a7";
model = "Texas Instruments AM62A7 SK";
aliases {
serial0 = &wkup_uart0;
serial2 = &main_uart0;
serial3 = &main_uart1;
mmc1 = &sdhci1;
};
chosen {
stdout-path = "serial2:115200n8";
};
memory@80000000 {
device_type = "memory";
/* 4G RAM */
reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
<0x00000008 0x80000000 0x00000000 0x80000000>;
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
secure_tfa_ddr: tfa@9e780000 {
reg = <0x00 0x9e780000 0x00 0x80000>;
alignment = <0x1000>;
no-map;
};
secure_ddr: optee@9e800000 {
reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */
alignment = <0x1000>;
no-map;
};
wkup_r5fss0_core0_memory_region: r5f-dma-memory@9c900000 {
compatible = "shared-dma-pool";
reg = <0x00 0x9c900000 0x00 0x01e00000>;
no-map;
};
};
vmain_pd: regulator-0 {
/* TPS25750 PD CONTROLLER OUTPUT */
compatible = "regulator-fixed";
regulator-name = "vmain_pd";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
vcc_5v0: regulator-1 {
/* Output of TPS63070 */
compatible = "regulator-fixed";
regulator-name = "vcc_5v0";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vmain_pd>;
regulator-always-on;
regulator-boot-on;
};
vcc_3v3_sys: regulator-2 {
/* output of LM5141-Q1 */
compatible = "regulator-fixed";
regulator-name = "vcc_3v3_sys";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vmain_pd>;
regulator-always-on;
regulator-boot-on;
};
vdd_mmc1: regulator-3 {
/* TPS22918DBVR */
compatible = "regulator-fixed";
regulator-name = "vdd_mmc1";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
enable-active-high;
gpio = <&exp1 3 GPIO_ACTIVE_HIGH>;
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&usr_led_pins_default>;
led-0 {
label = "am62a-sk:green:heartbeat";
gpios = <&main_gpio1 49 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
function = LED_FUNCTION_HEARTBEAT;
default-state = "off";
};
};
};
&mcu_pmx0 {
wkup_uart0_pins_default: wkup-uart0-default-pins {
pinctrl-single,pins = <
AM62AX_MCU_IOPAD(0x0024, PIN_INPUT, 0) /* (C9) WKUP_UART0_RXD */
AM62AX_MCU_IOPAD(0x0028, PIN_OUTPUT, 0) /* (E9) WKUP_UART0_TXD */
AM62AX_MCU_IOPAD(0x002c, PIN_INPUT, 0) /* (C10) WKUP_UART0_CTSn */
AM62AX_MCU_IOPAD(0x0030, PIN_OUTPUT, 0) /* (C8) WKUP_UART0_RTSn */
>;
};
};
/* WKUP UART0 is used for DM firmware logs */
&wkup_uart0 {
pinctrl-names = "default";
pinctrl-0 = <&wkup_uart0_pins_default>;
status = "reserved";
};
&main_pmx0 {
main_uart0_pins_default: main-uart0-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x1c8, PIN_INPUT, 0) /* (E14) UART0_RXD */
AM62AX_IOPAD(0x1cc, PIN_OUTPUT, 0) /* (D15) UART0_TXD */
>;
};
main_uart1_pins_default: main-uart1-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x01e8, PIN_INPUT, 1) /* (C17) I2C1_SCL.UART1_RXD */
AM62AX_IOPAD(0x01ec, PIN_OUTPUT, 1) /* (E17) I2C1_SDA.UART1_TXD */
AM62AX_IOPAD(0x0194, PIN_INPUT, 2) /* (C19) MCASP0_AXR3.UART1_CTSn */
AM62AX_IOPAD(0x0198, PIN_OUTPUT, 2) /* (B19) MCASP0_AXR2.UART1_RTSn */
>;
};
main_i2c0_pins_default: main-i2c0-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x1e0, PIN_INPUT_PULLUP, 0) /* (B16) I2C0_SCL */
AM62AX_IOPAD(0x1e4, PIN_INPUT_PULLUP, 0) /* (A16) I2C0_SDA */
>;
};
main_i2c1_pins_default: main-i2c1-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x1e8, PIN_INPUT_PULLUP, 0) /* (B17) I2C1_SCL */
AM62AX_IOPAD(0x1ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */
>;
};
main_i2c2_pins_default: main-i2c2-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x0b0, PIN_INPUT_PULLUP, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */
AM62AX_IOPAD(0x0b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */
>;
};
main_mmc1_pins_default: main-mmc1-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */
AM62AX_IOPAD(0x234, PIN_INPUT, 0) /* (B22) MMC1_CLK */
AM62AX_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */
AM62AX_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */
AM62AX_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */
AM62AX_IOPAD(0x224, PIN_INPUT, 0) /* (D22) MMC1_DAT3 */
AM62AX_IOPAD(0x240, PIN_INPUT, 0) /* (D17) MMC1_SDCD */
>;
};
usr_led_pins_default: usr-led-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x244, PIN_OUTPUT, 7) /* (D18) MMC1_SDWP.GPIO1_49 */
>;
};
main_usb1_pins_default: main-usb1-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x0258, PIN_OUTPUT, 0) /* (F18) USB1_DRVVBUS */
>;
};
main_mdio1_pins_default: main-mdio1-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x160, PIN_OUTPUT, 0) /* (V12) MDIO0_MDC */
AM62AX_IOPAD(0x15c, PIN_INPUT, 0) /* (V13) MDIO0_MDIO */
>;
};
main_rgmii1_pins_default: main-rgmii1-default-pins {
pinctrl-single,pins = <
AM62AX_IOPAD(0x14c, PIN_INPUT, 0) /* (AB16) RGMII1_RD0 */
AM62AX_IOPAD(0x150, PIN_INPUT, 0) /* (V15) RGMII1_RD1 */
AM62AX_IOPAD(0x154, PIN_INPUT, 0) /* (W15) RGMII1_RD2 */
AM62AX_IOPAD(0x158, PIN_INPUT, 0) /* (V14) RGMII1_RD3 */
AM62AX_IOPAD(0x148, PIN_INPUT, 0) /* (AA16) RGMII1_RXC */
AM62AX_IOPAD(0x144, PIN_INPUT, 0) /* (AA15) RGMII1_RX_CTL */
AM62AX_IOPAD(0x134, PIN_INPUT, 0) /* (Y17) RGMII1_TD0 */
AM62AX_IOPAD(0x138, PIN_INPUT, 0) /* (V16) RGMII1_TD1 */
AM62AX_IOPAD(0x13c, PIN_INPUT, 0) /* (Y16) RGMII1_TD2 */
AM62AX_IOPAD(0x140, PIN_INPUT, 0) /* (AA17) RGMII1_TD3 */
AM62AX_IOPAD(0x130, PIN_INPUT, 0) /* (AB17) RGMII1_TXC */
AM62AX_IOPAD(0x12c, PIN_INPUT, 0) /* (W16) RGMII1_TX_CTL */
>;
};
};
&main_i2c0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_i2c0_pins_default>;
clock-frequency = <400000>;
typec_pd0: usb-power-controller@3f {
compatible = "ti,tps6598x";
reg = <0x3f>;
connector {
compatible = "usb-c-connector";
label = "USB-C";
self-powered;
data-role = "dual";
power-role = "sink";
port {
usb_con_hs: endpoint {
remote-endpoint = <&usb0_hs_ep>;
};
};
};
};
};
&main_i2c1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_i2c1_pins_default>;
clock-frequency = <400000>;
exp1: gpio@22 {
compatible = "ti,tca6424";
reg = <0x22>;
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST",
"BT_EN_SOC", "MMC1_SD_EN",
"VPP_EN", "EXP_PS_3V3_En",
"EXP_PS_5V0_En", "EXP_HAT_DETECT",
"GPIO_AUD_RSTn", "GPIO_eMMC_RSTn",
"UART1_FET_BUF_EN", "BT_UART_WAKE_SOC",
"GPIO_HDMI_RSTn", "CSI_GPIO0",
"CSI_GPIO1", "WLAN_ALERTn",
"HDMI_INTn", "TEST_GPIO2",
"MCASP1_FET_EN", "MCASP1_BUF_BT_EN",
"MCASP1_FET_SEL", "UART1_FET_SEL",
"PD_I2C_IRQ", "IO_EXP_TEST_LED";
};
};
&sdhci1 {
/* SD/MMC */
status = "okay";
vmmc-supply = <&vdd_mmc1>;
pinctrl-names = "default";
pinctrl-0 = <&main_mmc1_pins_default>;
ti,driver-strength-ohm = <50>;
disable-wp;
};
&main_gpio0 {
status = "okay";
};
&main_gpio1 {
status = "okay";
};
&main_gpio_intr {
status = "okay";
};
&main_uart0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_uart0_pins_default>;
};
/* Main UART1 is used for TIFS firmware logs */
&main_uart1 {
pinctrl-names = "default";
pinctrl-0 = <&main_uart1_pins_default>;
status = "reserved";
};
&usbss0 {
status = "okay";
ti,vbus-divider;
};
&usb0 {
usb-role-switch;
port {
usb0_hs_ep: endpoint {
remote-endpoint = <&usb_con_hs>;
};
};
};
&usbss1 {
status = "okay";
};
&usb1 {
dr_mode = "host";
pinctrl-names = "default";
pinctrl-0 = <&main_usb1_pins_default>;
};
&cpsw3g {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_rgmii1_pins_default>;
};
&cpsw_port1 {
status = "okay";
phy-mode = "rgmii-rxid";
phy-handle = <&cpsw3g_phy0>;
};
&cpsw_port2 {
status = "disabled";
};
&cpsw3g_mdio {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_mdio1_pins_default>;
cpsw3g_phy0: ethernet-phy@0 {
reg = <0>;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
ti,min-output-impedance;
};
};