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Message-ID: <da7555ae-b56a-f895-96cc-447bfd1c772d@ti.com>
Date: Mon, 13 Mar 2023 12:50:00 -0500
From: Andrew Davis <afd@...com>
To: Nishanth Menon <nm@...com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Rob Herring <robh+dt@...nel.org>, Arnd Bergmann <arnd@...db.de>
CC: <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
Tero Kristo <kristo@...nel.org>,
Vignesh Raghavendra <vigneshr@...com>,
Julien Panis <jpanis@...libre.com>, Bryan Brattlof <bb@...com>,
Jason Kridner <jkridner@...il.com>,
Robert Nelson <robertcnelson@...il.com>
Subject: Re: [PATCH 2/3] arm64: dts: ti: Add k3-am625-beagleplay
On 3/11/23 5:10 AM, Nishanth Menon wrote:
> From: Robert Nelson <robertcnelson@...il.com>
>
> BeagleBoard.org BeaglePlay is an easy to use, affordable open source
> hardware single board computer based on the Texas Instruments AM625
> SoC that allows you to create connected devices that work even at long
> distances using IEEE 802.15.4g LR-WPAN and IEEE 802.3cg 10Base-T1L.
> Expansion is provided over open standards based mikroBUS, Grove and
> QWIIC headers among other interfaces.
>
> This board family can be identified by the 24c32 eeprom:
>
> [aa 55 33 ee 01 37 00 10 2e 00 42 45 41 47 4c 45 |.U3..7....BEAGLE|]
> [50 4c 41 59 2d 41 30 2d 00 00 30 32 30 30 37 38 |PLAY-A0-..020078|]
>
> https://beagleplay.org/
> https://git.beagleboard.org/beagleplay/beagleplay
>
> Co-developed-by: Nishanth Menon <nm@...com>
> Signed-off-by: Nishanth Menon <nm@...com>
> Signed-off-by: Robert Nelson <robertcnelson@...il.com>
> ---
> arch/arm64/boot/dts/ti/Makefile | 1 +
> .../arm64/boot/dts/ti/k3-am625-beagleplay.dts | 753 ++++++++++++++++++
> 2 files changed, 754 insertions(+)
> create mode 100644 arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
>
> diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
> index 6acd12409d59..09b4eafd5716 100644
> --- a/arch/arm64/boot/dts/ti/Makefile
> +++ b/arch/arm64/boot/dts/ti/Makefile
> @@ -9,6 +9,7 @@
> # alphabetically.
>
> # Boards with AM62x SoC
> +dtb-$(CONFIG_ARCH_K3) += k3-am625-beagleplay.dtb
> dtb-$(CONFIG_ARCH_K3) += k3-am625-sk.dtb
>
> # Boards with AM62Ax SoC
> diff --git a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
> new file mode 100644
> index 000000000000..d1957d8fd779
> --- /dev/null
> +++ b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
> @@ -0,0 +1,753 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * https://beagleplay.org/
> + *
> + * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti.com/
> + * Copyright (C) 2022-2023 Robert Nelson, BeagleBoard.org Foundation
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include "k3-am625.dtsi"
> +
> +/ {
> + compatible = "beagle,am625-beagleplay", "ti,am625";
> + model = "BeagleBoard.org BeaglePlay";
> +
> + aliases {
> + ethernet0 = &cpsw_port1;
> + ethernet1 = &cpsw_port2;
> + gpio0 = &main_gpio0;
> + gpio1 = &main_gpio1;
> + gpio2 = &mcu_gpio0;
> + i2c0 = &main_i2c0;
> + i2c1 = &main_i2c1;
> + i2c2 = &main_i2c2;
> + i2c3 = &main_i2c3;
> + i2c4 = &wkup_i2c0;
> + i2c5 = &mcu_i2c0;
> + mdio-gpio0 = &mdio0;
> + mmc0 = &sdhci0;
> + mmc1 = &sdhci1;
> + mmc2 = &sdhci2;
> + rtc0 = &rtc;
> + rtc1 = &wkup_rtc0;
> + serial0 = &wkup_uart0;
> + serial1 = &mcu_uart0;
> + serial2 = &main_uart0;
> + serial3 = &main_uart5;
What are we using main_uart5 for, and why does it need to be serial3?
> + usb0 = &usb0;
> + usb1 = &usb1;
> + };
> +
> + chosen {
> + stdout-path = "serial2:115200n8";
> + };
> +
> + memory@...00000 {
> + device_type = "memory";
> + /* 2G RAM */
> + reg = <0x00000000 0x80000000 0x00000000 0x80000000>;
> + };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + ramoops@...00000 {
> + compatible = "ramoops";
> + reg = <0x00 0x9ca00000 0x00 0x00100000>;
> + record-size = <0x8000>;
> + console-size = <0x8000>;
> + ftrace-size = <0x00>;
> + pmsg-size = <0x8000>;
> + };
> +
> + secure_tfa_ddr: tfa@...80000 {
> + reg = <0x00 0x9e780000 0x00 0x80000>;
> + alignment = <0x1000>;
"alignment" not needed since we cannot allocate from "no-map" regions anyway. Same
for OP-TEE mem below.
> + no-map;
> + };
> +
> + secure_ddr: optee@...00000 {
> + reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */
"for OP-TEE" comment is probably extra now that the node is named "optee".
> + alignment = <0x1000>;
> + no-map;
> + };
> +
> + wkup_r5fss0_core0_dma_memory_region: r5f-dma-memory@...00000 {
> + compatible = "shared-dma-pool";
> + reg = <0x00 0x9db00000 0x00 0xc00000>;
> + no-map;
> + };
> + };
> +
> + vsys_5v0: regulator-1 {
> + compatible = "regulator-fixed";
> + regulator-name = "vsys_5v0";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + vdd_3v3: regulator-2 {
> + /* output of TLV62595DMQR-U12 */
> + compatible = "regulator-fixed";
> + regulator-name = "vdd_3v3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vsys_5v0>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + wlan_en: regulator-3 {
> + /* OUTPUT of SN74AVC2T244DQMR */
> + compatible = "regulator-fixed";
> + regulator-name = "wlan_en";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + enable-active-high;
> + regulator-always-on;
> + vin-supply = <&vdd_3v3>;
> + gpio = <&main_gpio0 38 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&wifi_en_pins_default>;
> + };
> +
> + vdd_3v3_sd: regulator-4 {
> + /* output of TPS22918DBVR-U21 */
> + pinctrl-names = "default";
> + pinctrl-0 = <&vdd_3v3_sd_pins_default>;
> +
> + compatible = "regulator-fixed";
> + regulator-name = "vdd_3v3_sd";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + enable-active-high;
> + regulator-always-on;
> + vin-supply = <&vdd_3v3>;
> + gpio = <&main_gpio1 19 GPIO_ACTIVE_HIGH>;
> + };
> +
> + vdd_sd_dv: regulator-5 {
> + compatible = "regulator-gpio";
> + regulator-name = "sd_hs200_switch";
> + pinctrl-names = "default";
> + pinctrl-0 = <&vdd_sd_dv_pins_default>;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + vin-supply = <&vdd_3v3>;
> + gpios = <&main_gpio1 49 GPIO_ACTIVE_HIGH>;
> + states = <1800000 0x0>,
> + <3300000 0x1>;
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + led-0 {
> + gpios = <&main_gpio0 3 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "heartbeat";
> + function = LED_FUNCTION_HEARTBEAT;
> + default-state = "off";
> + };
> +
> + led-1 {
> + gpios = <&main_gpio0 4 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "disk-activity";
> + function = LED_FUNCTION_DISK_ACTIVITY;
> + default-state = "keep";
> + };
> +
> + led-2 {
> + gpios = <&main_gpio0 5 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "cpu";
> + function = LED_FUNCTION_CPU;
> + };
> +
> + led-3 {
> + gpios = <&main_gpio0 6 GPIO_ACTIVE_HIGH>;
> + function = LED_FUNCTION_LAN;
> + };
> +
> + led-4 {
> + gpios = <&main_gpio0 9 GPIO_ACTIVE_HIGH>;
> + function = LED_FUNCTION_WLAN;
> + };
> + };
> +
> + gpio_keys: gpio-keys {
> + compatible = "gpio-keys";
> + autorepeat;
> + pinctrl-names = "default";
> + pinctrl-0 = <&usr_button_pins_default>;
> +
> + usr: button-usr {
> + label = "User Key";
> + linux,code = <BTN_0>;
> + gpios = <&main_gpio0 18 GPIO_ACTIVE_LOW>;
> + };
> +
> + };
> +
> + /* Workaround for errata i2329 - just use mdio bitbang */
> + mdio0: mdio {
> + compatible = "virtual,mdio-gpio";
> + pinctrl-names = "default";
> + pinctrl-0 = <&mdio0_pins_default>;
> + gpios = <&main_gpio0 86 GPIO_ACTIVE_HIGH>, /* MDC */
> + <&main_gpio0 85 GPIO_ACTIVE_HIGH>; /* MDIO */
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cpsw3g_phy0: ethernet-phy@0 {
> + reg = <0>;
> + };
> +
> + cpsw3g_phy1: ethernet-phy@1 {
> + reg = <1>;
> + reset-gpios = <&main_gpio1 5 GPIO_ACTIVE_LOW>;
> + reset-assert-us = <25>;
> + reset-deassert-us = <60000>; /* T2 */
> + };
> + };
> +};
> +
> +&main_pmx0 {
> + gpio0_pins_default: gpio0-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0004, PIN_INPUT, 7) /* (G25) OSPI0_LBCLKO.GPIO0_1 */
> + AM62X_IOPAD(0x0008, PIN_INPUT, 7) /* (J24) OSPI0_DQS.GPIO0_2 */
> + AM62X_IOPAD(0x000c, PIN_INPUT, 7) /* (E25) OSPI0_D0.GPIO0_3 */
> + AM62X_IOPAD(0x0010, PIN_INPUT, 7) /* (G24) OSPI0_D1.GPIO0_4 */
> + AM62X_IOPAD(0x0014, PIN_INPUT, 7) /* (F25) OSPI0_D2.GPIO0_5 */
> + AM62X_IOPAD(0x0018, PIN_INPUT, 7) /* (F24) OSPI0_D3.GPIO0_6 */
> + AM62X_IOPAD(0x0024, PIN_INPUT, 7) /* (H25) OSPI0_D6.GPIO0_9 */
> + AM62X_IOPAD(0x0028, PIN_INPUT, 7) /* (J22) OSPI0_D7.GPIO0_10 */
> + AM62X_IOPAD(0x002c, PIN_INPUT, 7) /* (F23) OSPI0_CSn0.GPIO0_11 */
> + AM62X_IOPAD(0x0030, PIN_INPUT, 7) /* (G21) OSPI0_CSn1.GPIO0_12 */
> + AM62X_IOPAD(0x0034, PIN_INPUT, 7) /* (H21) OSPI0_CSn2.GPIO0_13 */
> + AM62X_IOPAD(0x0038, PIN_INPUT, 7) /* (E24) OSPI0_CSn3.GPIO0_14 */
> + AM62X_IOPAD(0x004c, PIN_INPUT, 7) /* (P24) GPMC0_AD4.GPIO0_19 */
> + AM62X_IOPAD(0x0050, PIN_INPUT, 7) /* (P22) GPMC0_AD5.GPIO0_20 */
> + AM62X_IOPAD(0x00a4, PIN_INPUT, 7) /* (M22) GPMC0_DIR.GPIO0_40 */
> + AM62X_IOPAD(0x00ac, PIN_INPUT, 7) /* (L21) GPMC0_CSn1.GPIO0_42 */
> + >;
> + };
> +
> + vdd_sd_dv_pins_default: vdd-sd-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0244, PIN_OUTPUT, 7) /* (C17) MMC1_SDWP.GPIO1_49 */
> + >;
> + };
> +
> + usr_button_pins_default: usr-button-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0048, PIN_INPUT, 7) /* (N25) GPMC0_AD3.GPIO0_18 */
> + >;
> + };
> +
> + grove_pins_default: grove-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x01e8, PIN_INPUT_PULLUP, 0) /* (B17) I2C1_SCL */
> + AM62X_IOPAD(0x01ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */
> + >;
> + };
> +
> + local_i2c_pins_default: local-i2c-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x01e0, PIN_INPUT_PULLUP, 0) /* (B16) I2C0_SCL */
> + AM62X_IOPAD(0x01e4, PIN_INPUT_PULLUP, 0) /* (A16) I2C0_SDA */
> + >;
> + };
> +
> + i2c2_1v8_pins_default: i2c2-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x00b0, PIN_INPUT_PULLUP, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */
> + AM62X_IOPAD(0x00b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */
> + >;
> + };
> +
> + mdio0_pins_default: mdio0-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0160, PIN_OUTPUT, 7) /* (AD24) MDIO0_MDC.GPIO0_86 */
> + AM62X_IOPAD(0x015c, PIN_INPUT, 7) /* (AB22) MDIO0_MDIO.GPIO0_85 */
> + >;
> + };
> +
> + rgmii1_pins_default: rgmii1-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x014c, PIN_INPUT, 0) /* (AB17) RGMII1_RD0 */
> + AM62X_IOPAD(0x0150, PIN_INPUT, 0) /* (AC17) RGMII1_RD1 */
> + AM62X_IOPAD(0x0154, PIN_INPUT, 0) /* (AB16) RGMII1_RD2 */
> + AM62X_IOPAD(0x0158, PIN_INPUT, 0) /* (AA15) RGMII1_RD3 */
> + AM62X_IOPAD(0x0148, PIN_INPUT, 0) /* (AD17) RGMII1_RXC */
> + AM62X_IOPAD(0x0144, PIN_INPUT, 0) /* (AE17) RGMII1_RX_CTL */
> + AM62X_IOPAD(0x0134, PIN_OUTPUT, 0) /* (AE20) RGMII1_TD0 */
> + AM62X_IOPAD(0x0138, PIN_OUTPUT, 0) /* (AD20) RGMII1_TD1 */
> + AM62X_IOPAD(0x013c, PIN_OUTPUT, 0) /* (AE18) RGMII1_TD2 */
> + AM62X_IOPAD(0x0140, PIN_OUTPUT, 0) /* (AD18) RGMII1_TD3 */
> + AM62X_IOPAD(0x0130, PIN_OUTPUT, 0) /* (AE19) RGMII1_TXC */
> + AM62X_IOPAD(0x012c, PIN_OUTPUT, 0) /* (AD19) RGMII1_TX_CTL */
> + >;
> + };
> +
> + emmc_pins_default: emmc-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0220, PIN_INPUT, 0) /* (Y3) MMC0_CMD */
> + AM62X_IOPAD(0x0218, PIN_INPUT, 0) /* (AB1) MMC0_CLK */
> + AM62X_IOPAD(0x0214, PIN_INPUT, 0) /* (AA2) MMC0_DAT0 */
> + AM62X_IOPAD(0x0210, PIN_INPUT, 0) /* (AA1) MMC0_DAT1 */
> + AM62X_IOPAD(0x020c, PIN_INPUT, 0) /* (AA3) MMC0_DAT2 */
> + AM62X_IOPAD(0x0208, PIN_INPUT, 0) /* (Y4) MMC0_DAT3 */
> + AM62X_IOPAD(0x0204, PIN_INPUT, 0) /* (AB2) MMC0_DAT4 */
> + AM62X_IOPAD(0x0200, PIN_INPUT, 0) /* (AC1) MMC0_DAT5 */
> + AM62X_IOPAD(0x01fc, PIN_INPUT, 0) /* (AD2) MMC0_DAT6 */
> + AM62X_IOPAD(0x01f8, PIN_INPUT, 0) /* (AC2) MMC0_DAT7 */
> + >;
> + };
> +
> + vdd_3v3_sd_pins_default: vdd-3v3-sd-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x01c4, PIN_INPUT, 7) /* (B14) SPI0_D1_GPIO1_19 */
> + >;
> + };
> +
> + sd_pins_default: sd-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x023c, PIN_INPUT, 0) /* (A21) MMC1_CMD */
> + AM62X_IOPAD(0x0234, PIN_INPUT, 0) /* (B22) MMC1_CLK */
> + AM62X_IOPAD(0x0230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */
> + AM62X_IOPAD(0x022c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */
> + AM62X_IOPAD(0x0228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */
> + AM62X_IOPAD(0x0224, PIN_INPUT, 0) /* (D22) MMC1_DAT3 */
> + AM62X_IOPAD(0x0240, PIN_INPUT, 7) /* (D17) MMC1_SDCD.GPIO1_48 */
> + >;
> + };
> +
> + wifi_pins_default: wifi-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0120, PIN_INPUT, 0) /* (C24) MMC2_CMD */
> + AM62X_IOPAD(0x0118, PIN_INPUT, 0) /* (D25) MMC2_CLK */
> + AM62X_IOPAD(0x0114, PIN_INPUT, 0) /* (B24) MMC2_DAT0 */
> + AM62X_IOPAD(0x0110, PIN_INPUT, 0) /* (C25) MMC2_DAT1 */
> + AM62X_IOPAD(0x010c, PIN_INPUT, 0) /* (E23) MMC2_DAT2 */
> + AM62X_IOPAD(0x0108, PIN_INPUT, 0) /* (D24) MMC2_DAT3 */
> + AM62X_IOPAD(0x0124, PIN_INPUT, 0) /* (A23) MMC2_SDCD */
> + AM62X_IOPAD(0x11c, PIN_INPUT, 0) /* (#N/A) MMC2_CLKB */
> + >;
> + };
> +
> + wifi_en_pins_default: wifi-en-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x009c, PIN_OUTPUT, 7) /* (V25) GPMC0_WAIT1.GPIO0_38 */
> + >;
> + };
> +
> + wifi_wlirq_pins_default: wifi-wlirq-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x00a8, PIN_INPUT, 7) /* (M21) GPMC0_CSn0.GPIO0_41 */
> + >;
> + };
> +
> + spe_pins_default: spe-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0168, PIN_INPUT, 1) /* (AE21) RGMII2_TXC.RMII2_CRS_DV */
> + AM62X_IOPAD(0x0180, PIN_INPUT, 1) /* (AD23) RGMII2_RXC.RMII2_REF_CLK */
> + AM62X_IOPAD(0x0184, PIN_INPUT, 1) /* (AE23) RGMII2_RD0.RMII2_RXD0 */
> + AM62X_IOPAD(0x0188, PIN_INPUT, 1) /* (AB20) RGMII2_RD1.RMII2_RXD1 */
> + AM62X_IOPAD(0x017c, PIN_INPUT, 1) /* (AD22) RGMII2_RX_CTL.RMII2_RX_ER */
> + AM62X_IOPAD(0x016c, PIN_INPUT, 1) /* (Y18) RGMII2_TD0.RMII2_TXD0 */
> + AM62X_IOPAD(0x0170, PIN_INPUT, 1) /* (AA18) RGMII2_TD1.RMII2_TXD1 */
> + AM62X_IOPAD(0x0164, PIN_INPUT, 1) /* (AA19) RGMII2_TX_CTL.RMII2_TX_EN */
> + AM62X_IOPAD(0x018c, PIN_OUTPUT, 7) /* (AC21) RGMII2_RD2.GPIO1_5 */
> + AM62X_IOPAD(0x0190, PIN_INPUT, 7) /* (AE22) RGMII2_RD3.GPIO1_6 */
> + AM62X_IOPAD(0x01f0, PIN_OUTPUT, 5) /* (A18) EXT_REFCLK1.CLKOUT0 */
> + >;
> + };
> +
> + mikrobus_i2c_pins_default: mikrobus-i2c-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x01d0, PIN_INPUT_PULLUP, 2) /* (A15) UART0_CTSn.I2C3_SCL */
> + AM62X_IOPAD(0x01d4, PIN_INPUT_PULLUP, 2) /* (B15) UART0_RTSn.I2C3_SDA */
> + >;
> + };
> +
> + console_pins_default: console-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x01c8, PIN_INPUT, 0) /* (D14) UART0_RXD */
> + AM62X_IOPAD(0x01cc, PIN_OUTPUT, 0) /* (E14) UART0_TXD */
> + >;
> + };
> +
> + wifi_debug_uart_pins_default: wifi-debug-uart-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x001c, PIN_INPUT, 3) /* (J23) OSPI0_D4.UART6_RXD */
> + AM62X_IOPAD(0x0020, PIN_OUTPUT, 3) /* (J25) OSPI0_D5.UART6_TXD */
> + >;
> + };
> +
> + usb1_pins_default: usb1-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x0258, PIN_INPUT, 0) /* (F18) USB1_DRVVBUS */
> + >;
> + };
> +
> + pmic_irq_pins_default: pmic-irq-pins-default {
> + pinctrl-single,pins = <
> + AM62X_IOPAD(0x01f4, PIN_INPUT_PULLUP, 0) /* (D16) EXTINTn */
> + >;
> + };
> +};
> +
> +&mcu_pmx0 {
> + i2c_qwiic_pins_default: i2c-qwiic-pins-default {
> + pinctrl-single,pins = <
> + AM62X_MCU_IOPAD(0x0044, PIN_INPUT, 0) /* (A8) MCU_I2C0_SCL */
> + AM62X_MCU_IOPAD(0x0048, PIN_INPUT, 0) /* (D10) MCU_I2C0_SDA */
> + >;
> + };
> +
> + gbe_pmx_obsclk: gbe-pmx-clk-default {
> + pinctrl-single,pins = <
> + AM62X_MCU_IOPAD(0x0004, PIN_OUTPUT, 1) /* (B8) MCU_SPI0_CS1.MCU_OBSCLK0 */
> + >;
> + };
> +
> + mcu_mikrobus_uart_pins_default: mcu-mikrobus-uart-pins-default {
> + pinctrl-single,pins = <
> + AM62X_MCU_IOPAD(0x0014, PIN_INPUT, 0) /* (B5) MCU_UART0_RXD */
> + AM62X_MCU_IOPAD(0x0018, PIN_OUTPUT, 0) /* (A5) MCU_UART0_TXD */
> + >;
> + };
> +
> + i2c_csi_pins_default: i2c-csi-pins-default {
> + pinctrl-single,pins = <
> + AM62X_MCU_IOPAD(0x004c, PIN_INPUT_PULLUP, 0) /* (B9) WKUP_I2C0_SCL */
> + AM62X_MCU_IOPAD(0x0050, PIN_INPUT_PULLUP, 0) /* (A9) WKUP_I2C0_SDA */
> + >;
> + };
> +
> + mcu_mikrobus_rst_int_pins_default: mcu-mikrobus-rst-int-pins-default {
> + pinctrl-single,pins = <
> + AM62X_MCU_IOPAD(0x0024, PIN_INPUT, 0) /* (B4) WKUP_UART0_RXD */
> + AM62X_MCU_IOPAD(0x0028, PIN_OUTPUT, 0) /* (C5) WKUP_UART0_TXD */
> + >;
> + };
> +
> + wifi_32k_clk: mcu-clk-out-pins-default {
> + pinctrl-single,pins = <
> + AM62X_MCU_IOPAD(0x0084, PIN_OUTPUT, 0) /* (A12) WKUP_CLKOUT0 */
> + >;
> + };
> +};
> +
> +&a53_opp_table {
> + /* Requires VDD_CORE to be at 0.85V */
> + opp-1400000000 {
> + opp-hz = /bits/ 64 <1400000000>;
> + opp-supported-hw = <0x01 0x0004>;
> + };
Seems tabed out too far.
> +};
> +
> +&wkup_i2c0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c_csi_pins_default>;
> + clock-frequency = <400000>;
> + /* Enable with overlay for camera sensor */
If we don't want to enable it here, why not move all this to the overlay?
> +};
> +
> +&wkup_uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mcu_mikrobus_rst_int_pins_default>;
> + status = "okay";
> +};
> +
> +&mcu_i2c0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c_qwiic_pins_default>;
> + clock-frequency = <100000>;
> + status = "okay";
> +};
> +
> +&mcu_uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mcu_mikrobus_uart_pins_default>;
> + status = "okay";
> +};
> +
> +&usbss0 {
> + ti,vbus-divider;
> + status = "okay";
> +};
> +
> +&usb0 {
> + dr_mode = "peripheral";
> +};
> +
> +&usbss1 {
> + status = "okay";
> +};
> +
> +&usb1 {
> + dr_mode = "host";
> + pinctrl-names = "default";
> + pinctrl-0 = <&usb1_pins_default>;
> +};
> +
> +&cpsw3g {
> + pinctrl-names = "default";
> + pinctrl-0 = <&rgmii1_pins_default
> + &spe_pins_default
> + &gbe_pmx_obsclk>;
> + assigned-clocks = <&k3_clks 157 70>, <&k3_clks 157 20>;
> + assigned-clock-parents = <&k3_clks 157 72>, <&k3_clks 157 22>;
> +};
> +
> +&cpsw_port1 {
> + phy-mode = "rgmii-rxid";
> + phy-handle = <&cpsw3g_phy0>;
> +};
> +
> +&cpsw_port2 {
> + phy-mode = "rmii";
> + phy-handle = <&cpsw3g_phy1>;
> +};
> +
> +&cpsw3g_mdio {
> + /* Workaround for errata i2329 - Use mdio bitbang */
> + status = "disabled";
Should already be disabled, but the comment is nice to have so
probably okay to keep IMHO.
Andrew
> +};
> +
> +&main_gpio0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&gpio0_pins_default>;
> + gpio-line-names = "BL_EN_3V3", "SPE_PO_EN", "RTC_INT", /* 0-2 */
> + "USR0", "USR1", "USR2", "USR3", "", "", "USR4", /* 3-9 */
> + "EEPROM_WP", /* 10 */
> + "CSI2_CAMERA_GPIO1", "CSI2_CAMERA_GPIO2", /* 11-12 */
> + "CC1352P7_BOOT", "CC1352P7_RSTN", "", "", "", /* 13-17 */
> + "USR_BUTTON", "", "", "", "", "", "", "", "", /* 18-26 */
> + "", "", "", "", "", "", "", "", "", "HDMI_INT", /* 27-36 */
> + "", "VDD_WLAN_EN", "", "", "WL_IRQ", "GBE_INTN",/* 37-42 */
> + "", "", "", "", "", "", "", "", "", "", "", "", /* 43-54 */
> + "", "", "", "", "", "", "", "", "", "", "", "", /* 55-66 */
> + "", "", "", "", "", "", "", "", "", "", "", "", /* 67-78 */
> + "", "", "", "", "", "", /* 79-84 */
> + "BITBANG_MDIO_DATA", "BITBANG_MDIO_CLK", /* 85-86 */
> + "", "", "", "", ""; /* 87-91 */
> +};
> +
> +&main_gpio1 {
> + gpio-line-names = "", "", "", "", "", /* 0-4 */
> + "SPE_RSTN", "SPE_INTN", "MIKROBUS_GPIO1_7", /* 5-7 */
> + "MIKROBUS_GPIO1_8", "MIKROBUS_GPIO1_9", /* 8-9 */
> + "MIKROBUS_GPIO1_10", "MIKROBUS_GPIO1_11", /* 10-11 */
> + "MIKROBUS_GPIO1_12", "MIKROBUS_W1_GPIO0", /* 12-13 */
> + "MIKROBUS_GPIO1_14", /* 14 */
> + "", "", "", "", "VDD_3V3_SD", "", "", /* 15-21 */
> + "MIKROBUS_GPIO1_22", "MIKROBUS_GPIO1_23", /* 22-23 */
> + "MIKROBUS_GPIO1_24", "MIKROBUS_GPIO1_25", /* 24-25 */
> + "", "", "", "", "", "", "", "", "", "", "", "", /* 26-37 */
> + "", "", "", "", "", "", "", "", "", "", /* 38-47 */
> + "SD_CD", "SD_VOLT_SEL", "", ""; /* 48-51 */
> +};
> +
> +&main_i2c0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&local_i2c_pins_default>;
> + clock-frequency = <400000>;
> + status = "okay";
> +
> + eeprom@50 {
> + compatible = "atmel,24c32";
> + reg = <0x50>;
> + };
> +
> + rtc: rtc@68 {
> + compatible = "ti,bq32000";
> + reg = <0x68>;
> + interrupt-parent = <&main_gpio0>;
> + interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
> + };
> +
> + tps65219: pmic@30 {
> + compatible = "ti,tps65219";
> + reg = <0x30>;
> + buck1-supply = <&vsys_5v0>;
> + buck2-supply = <&vsys_5v0>;
> + buck3-supply = <&vsys_5v0>;
> + ldo1-supply = <&vdd_3v3>;
> + ldo2-supply = <&buck2_reg>;
> + ldo3-supply = <&vdd_3v3>;
> + ldo4-supply = <&vdd_3v3>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pmic_irq_pins_default>;
> + interrupt-parent = <&gic500>;
> + interrupts = <GIC_SPI 224 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-controller;
> + #interrupt-cells = <1>;
> +
> + system-power-controller;
> + ti,power-button;
> +
> + regulators {
> + buck1_reg: buck1 {
> + regulator-name = "VDD_CORE";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <850000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + buck2_reg: buck2 {
> + regulator-name = "VDD_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + buck3_reg: buck3 {
> + regulator-name = "VDD_1V2";
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldo1_reg: ldo1 {
> + /*
> + * Regulator is left as is unused, vdd_sd
> + * is controlled via GPIO with bypass config
> + * as per the NVM configuration
> + */
> + regulator-name = "VDD_SD_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-allow-bypass;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldo2_reg: ldo2 {
> + regulator-name = "VDDA_0V85";
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <850000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldo3_reg: ldo3 {
> + regulator-name = "VDDA_1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + ldo4_reg: ldo4 {
> + regulator-name = "VDD_2V5";
> + regulator-min-microvolt = <2500000>;
> + regulator-max-microvolt = <2500000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> + };
> + };
> +};
> +
> +&main_i2c1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&grove_pins_default>;
> + clock-frequency = <100000>;
> + status = "okay";
> +};
> +
> +&main_i2c2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c2_1v8_pins_default>;
> + clock-frequency = <100000>;
> + status = "okay";
> +};
> +
> +&main_i2c3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mikrobus_i2c_pins_default>;
> + clock-frequency = <400000>;
> + status = "okay";
> +};
> +
> +&sdhci0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&emmc_pins_default>;
> + ti,driver-strength-ohm = <50>;
> + disable-wp;
> + status = "okay";
> +};
> +
> +&sdhci1 {
> + /* SD/MMC */
> + pinctrl-names = "default";
> + pinctrl-0 = <&sd_pins_default>;
> +
> + vmmc-supply = <&vdd_3v3_sd>;
> + vqmmc-supply = <&vdd_sd_dv>;
> + ti,driver-strength-ohm = <50>;
> + disable-wp;
> + cd-gpios = <&main_gpio1 48 GPIO_ACTIVE_LOW>;
> + cd-debounce-delay-ms = <100>;
> + ti,fails-without-test-cd;
> + status = "okay";
> +};
> +
> +&sdhci2 {
> + vmmc-supply = <&wlan_en>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&wifi_pins_default &wifi_32k_clk>;
> + bus-width = <4>;
> + non-removable;
> + ti,fails-without-test-cd;
> + cap-power-off-card;
> + keep-power-in-suspend;
> + ti,driver-strength-ohm = <50>;
> + assigned-clocks = <&k3_clks 157 158>;
> + assigned-clock-parents = <&k3_clks 157 160>;
> + status = "okay";
> +
> + #address-cells = <1>;
> + #size-cells = <0>;
> + wlcore: wlcore@2 {
> + compatible = "ti,wl1807";
> + reg = <2>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&wifi_wlirq_pins_default>;
> + interrupt-parent = <&main_gpio0>;
> + interrupts = <41 IRQ_TYPE_EDGE_FALLING>;
> + };
> +};
> +
> +&main_uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&console_pins_default>;
> + status = "okay";
> +};
> +
> +&main_uart1 {
> + /* Main UART1 is used by TIFS firmware */
> + status = "reserved";
> +};
> +
> +&main_uart5 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&wifi_debug_uart_pins_default>;
> + status = "okay";
> +};
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