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arm64: dts: ti: k3-am62l: add initial reference board file
Add the initial board file for the AM62L3's Evaluation Module. Reviewed-by: Dhruva Gole <d-gole@ti.com> Signed-off-by: Bryan Brattlof <bb@ti.com> Link: https://patch.msgid.link/20251105-am62lx-v8-3-496f353e8237@ti.com Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
This commit is contained in:
Vignesh Raghavendra
parent
5f016758b0
commit
00fb4c73b6
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@ -37,6 +37,9 @@ dtb-$(CONFIG_ARCH_K3) += k3-am62a7-phyboard-lyra-rdk.dtb
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# Boards with AM62Dx SoC
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dtb-$(CONFIG_ARCH_K3) += k3-am62d2-evm.dtb
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# Boards with AM62Lx SoCs
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dtb-$(CONFIG_ARCH_K3) += k3-am62l3-evm.dtb
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# Boards with AM62Px SoC
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dtb-$(CONFIG_ARCH_K3) += k3-am62p5-sk.dtb
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dtb-$(CONFIG_ARCH_K3) += k3-am62p5-var-som-symphony.dtb
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361
arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
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361
arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
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@ -0,0 +1,361 @@
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// SPDX-License-Identifier: GPL-2.0-only or MIT
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/*
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* Device Tree file for the AM62L3 Evaluation Module
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* Copyright (C) 2025 Texas Instruments Incorporated - https://www.ti.com/
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*
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* Technical Reference Manual: https://www.ti.com/lit/pdf/sprujb4
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* Data Sheet: https://www.ti.com/lit/pdf/sprspa1
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*/
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/dts-v1/;
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/leds/common.h>
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#include <dt-bindings/net/ti-dp83867.h>
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#include <dt-bindings/thermal/thermal.h>
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#include "k3-am62l3.dtsi"
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#include "k3-pinctrl.h"
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/ {
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compatible = "ti,am62l3-evm", "ti,am62l3";
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model = "Texas Instruments AM62L3 Evaluation Module";
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chosen {
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stdout-path = &uart0;
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};
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memory@80000000 {
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reg = <0x00000000 0x80000000 0x00000000 0x80000000>;
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device_type = "memory";
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bootph-all;
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};
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gpio_keys: gpio-keys {
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compatible = "gpio-keys";
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autorepeat;
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pinctrl-names = "default";
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pinctrl-0 = <&usr_button_pins_default>;
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usr: button-usr {
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label = "User Key";
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linux,code = <BTN_0>;
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gpios = <&gpio0 90 GPIO_ACTIVE_LOW>;
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};
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&usr_led_pins_default>;
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led-0 {
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label = "am62-sk:green:heartbeat";
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gpios = <&gpio0 123 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "heartbeat";
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function = LED_FUNCTION_HEARTBEAT;
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default-state = "on";
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};
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};
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thermal-zones {
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wkup0-thermal {
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polling-delay-passive = <250>; /* milliSeconds */
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polling-delay = <500>; /* milliSeconds */
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thermal-sensors = <&vtm0 0>;
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trips {
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crit0 {
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temperature = <125000>;
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hysteresis = <2000>;
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type = "critical";
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};
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};
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};
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};
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vmain_pd: regulator-0 {
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/* TPS65988 PD CONTROLLER OUTPUT */
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compatible = "regulator-fixed";
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regulator-name = "vmain_pd";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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regulator-boot-on;
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bootph-all;
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};
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vcc_3v3_sys: regulator-1 {
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/* output of LM61460-Q1 */
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compatible = "regulator-fixed";
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regulator-name = "vcc_3v3_sys";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vmain_pd>;
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regulator-always-on;
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regulator-boot-on;
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};
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vdd_mmc1: regulator-2 {
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/* TPS22918DBVR */
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compatible = "regulator-fixed";
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regulator-name = "vdd_mmc1";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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enable-active-high;
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vin-supply = <&vcc_3v3_sys>;
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gpio = <&exp1 3 GPIO_ACTIVE_HIGH>;
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bootph-all;
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};
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vcc_1v8: regulator-3 {
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/* output of TPS6282518DMQ */
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compatible = "regulator-fixed";
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regulator-name = "vcc_1v8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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vin-supply = <&vcc_3v3_sys>;
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regulator-always-on;
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regulator-boot-on;
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};
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};
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&gpio0 {
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bootph-all;
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};
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&i2c0 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins_default>;
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clock-frequency = <400000>;
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status = "okay";
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eeprom@51 {
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/* AT24C512C-MAHM-T or M24512-DFMC6TG */
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compatible = "atmel,24c512";
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reg = <0x51>;
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};
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};
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&i2c1 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c1_pins_default>;
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clock-frequency = <100000>;
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status = "okay";
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exp1: gpio@22 {
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compatible = "ti,tca6424";
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reg = <0x22>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-line-names = "", "",
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"UART1_FET_SEL", "MMC1_SD_EN",
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"VPP_LDO_EN", "EXP_PS_3V3_EN",
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"UART1_FET_BUF_EN", "", "",
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"", "DSI_GPIO0", "DSI_GPIO1",
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"", "BT_UART_WAKE_SOC_3V3",
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"USB_TYPEA_OC_INDICATION", "",
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"", "WLAN_ALERTn", "", "",
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"HDMI_INTn", "TEST_GPIO2",
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"MCASP0_FET_EN", "MCASP0_BUF_BT_EN",
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"MCASP0_FET_SEL", "DSI_EDID",
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"PD_I2C_IRQ", "IO_EXP_TEST_LED";
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interrupt-parent = <&gpio0>;
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interrupts = <91 IRQ_TYPE_EDGE_FALLING>;
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interrupt-controller;
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#interrupt-cells = <2>;
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pinctrl-names = "default";
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pinctrl-0 = <&gpio0_ioexp_intr_pins_default>;
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bootph-all;
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};
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exp2: gpio@23 {
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compatible = "ti,tca6424";
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reg = <0x23>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-line-names = "BT_EN_SOC", "VOUT0_FET_SEL0",
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"", "",
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"", "",
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"", "",
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"WL_LT_EN", "EXP_PS_5V0_EN",
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"TP45", "TP48",
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"TP46", "TP49",
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"TP47", "TP50",
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"GPIO_QSPI_NAND_RSTn", "GPIO_HDMI_RSTn",
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"GPIO_CPSW1_RST", "GPIO_CPSW2_RST",
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"", "GPIO_AUD_RSTn",
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"GPIO_eMMC_RSTn", "SoC_WLAN_SDIO_RST";
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bootph-all;
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};
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};
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&i2c2 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins_default>;
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clock-frequency = <400000>;
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status = "okay";
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typec_pd0: tps658x@3f {
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compatible = "ti,tps6598x";
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reg = <0x3f>;
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connector {
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compatible = "usb-c-connector";
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label = "USB-C";
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self-powered;
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data-role = "dual";
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power-role = "sink";
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port {
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usb_con_hs: endpoint {
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remote-endpoint = <&usb0_hs_ep>;
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};
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};
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};
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};
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};
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&pmx0 {
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gpio0_ioexp_intr_pins_default: gpio0-ioexp-intr-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x01b0, PIN_INPUT, 7) /* (B12) SPI0_D1.GPIO0_91 */
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>;
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bootph-all;
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};
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i2c0_pins_default: i2c0-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x01cc, PIN_INPUT_PULLUP, 0) /* (B7) I2C0_SCL */
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AM62LX_IOPAD(0x01d0, PIN_INPUT_PULLUP, 0) /* (A7) I2C0_SDA */
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>;
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bootph-all;
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};
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i2c1_pins_default: i2c1-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x01d4, PIN_INPUT_PULLUP, 0) /* (D7) I2C1_SCL */
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AM62LX_IOPAD(0x01d8, PIN_INPUT_PULLUP, 0) /* (A6) I2C1_SDA */
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>;
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bootph-all;
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};
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i2c2_pins_default: i2c2-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x01dc, PIN_INPUT_PULLUP, 0) /* (B8) I2C2_SCL */
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AM62LX_IOPAD(0x01e0, PIN_INPUT_PULLUP, 0) /* (D8) I2C2_SDA */
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>;
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};
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mmc0_pins_default: mmc0-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x0214, PIN_INPUT_PULLUP, 0) /* (D2) MMC0_CMD */
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AM62LX_IOPAD(0x020c, PIN_OUTPUT, 0) /* (B2) MMC0_CLK */
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AM62LX_IOPAD(0x0208, PIN_INPUT_PULLUP, 0) /* (D3) MMC0_DAT0 */
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AM62LX_IOPAD(0x0204, PIN_INPUT_PULLUP, 0) /* (D4) MMC0_DAT1 */
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AM62LX_IOPAD(0x0200, PIN_INPUT_PULLUP, 0) /* (C1) MMC0_DAT2 */
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AM62LX_IOPAD(0x01fc, PIN_INPUT_PULLUP, 0) /* (C2) MMC0_DAT3 */
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AM62LX_IOPAD(0x01f8, PIN_INPUT_PULLUP, 0) /* (C4) MMC0_DAT4 */
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AM62LX_IOPAD(0x01f4, PIN_INPUT_PULLUP, 0) /* (B3) MMC0_DAT5 */
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AM62LX_IOPAD(0x01f0, PIN_INPUT_PULLUP, 0) /* (A3) MMC0_DAT6 */
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AM62LX_IOPAD(0x01ec, PIN_INPUT_PULLUP, 0) /* (B4) MMC0_DAT7 */
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>;
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bootph-all;
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};
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mmc1_pins_default: mmc1-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x0230, PIN_INPUT, 0) /* (Y3) MMC1_CMD */
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AM62LX_IOPAD(0x0228, PIN_OUTPUT, 0) /* (Y2) MMC1_CLK */
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AM62LX_IOPAD(0x0224, PIN_INPUT, 0) /* (AA1) MMC1_DAT0 */
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AM62LX_IOPAD(0x0220, PIN_INPUT_PULLUP, 0) /* (Y4) MMC1_DAT1 */
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AM62LX_IOPAD(0x021c, PIN_INPUT_PULLUP, 0) /* (AA2) MMC1_DAT2 */
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AM62LX_IOPAD(0x0218, PIN_INPUT_PULLUP, 0) /* (AB2) MMC1_DAT3 */
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AM62LX_IOPAD(0x0234, PIN_INPUT, 0) /* (B6) MMC1_SDCD */
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>;
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bootph-all;
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};
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uart0_pins_default: uart0-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x01b4, PIN_INPUT, 0) /* (D13) UART0_RXD */
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AM62LX_IOPAD(0x01b8, PIN_OUTPUT, 0) /* (C13) UART0_TXD */
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>;
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bootph-all;
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};
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usb1_default_pins: usb1-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x0248, PIN_INPUT | PIN_DS_PULLUD_ENABLE | PIN_DS_PULL_UP, 0) /* (A5) USB1_DRVVBUS */
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>;
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};
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usr_button_pins_default: usr-button-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x01ac, PIN_INPUT, 7) /* (E12) SPI0_D0.GPIO0_90 */
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>;
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};
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usr_led_pins_default: usr-led-default-pins {
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pinctrl-single,pins = <
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AM62LX_IOPAD(0x0238, PIN_OUTPUT, 7) /* (D24) MMC1_SDWP.GPIO0_123 */
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>;
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};
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};
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&sdhci0 {
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/* eMMC */
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_pins_default>;
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non-removable;
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status = "okay";
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bootph-all;
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};
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&sdhci1 {
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/* SD/MMC */
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pinctrl-names = "default";
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pinctrl-0 = <&mmc1_pins_default>;
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vmmc-supply = <&vdd_mmc1>;
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disable-wp;
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status = "okay";
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bootph-all;
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};
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&uart0 {
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pinctrl-0 = <&uart0_pins_default>;
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pinctrl-names = "default";
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status = "okay";
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bootph-all;
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};
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&usbss0 {
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status = "okay";
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ti,vbus-divider;
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};
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&usb0 {
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usb-role-switch;
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port {
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usb0_hs_ep: endpoint {
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remote-endpoint = <&usb_con_hs>;
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};
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};
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};
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&usbss1 {
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status = "okay";
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ti,vbus-divider;
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};
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&usb1 {
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dr_mode = "host";
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pinctrl-names = "default";
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pinctrl-0 = <&usb1_default_pins>;
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};
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