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The AM69 SoC belongs to the K3 Multicore SoC architecture platform, providing advanced system integration in automotive ADAS applications, autonomous mobile robot and edge AI applications. Add DT binding for AM69 Starter Kit. Signed-off-by: Dasnavis Sabiya Acked-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/arm/ti/k3.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/arm/ti/k3.yaml b/Documentati= on/devicetree/bindings/arm/ti/k3.yaml index b28cce4a9157..d5fd058e4aa9 100644 --- a/Documentation/devicetree/bindings/arm/ti/k3.yaml +++ b/Documentation/devicetree/bindings/arm/ti/k3.yaml @@ -81,6 +81,7 @@ properties: - description: K3 J784s4 SoC items: - enum: + - ti,am69-sk - ti,j784s4-evm - const: ti,j784s4 =20 --=20 2.25.1 From nobody Sun Sep 14 16:55:09 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5DEFEC00A5A for ; Thu, 19 Jan 2023 13:54:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231270AbjASNyN (ORCPT ); Thu, 19 Jan 2023 08:54:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54634 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229683AbjASNyI (ORCPT ); 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charset="utf-8" From: Dasnavis Sabiya AM69 Starter Kit is a single board designed for TI AM69 SOC that provides advanced system integration in automotive ADAS applications, autonomous mobile robot and edge AI applications. The SOC comprises of Cortex-A72s in dual clusters, lockstep capable dual Cortex-R5F MCUs, Vision Processing Accelerators (VPAC) with Image Signal Processor (ISP) and multiple vision assist accelerators, Depth and Motion Processing Accelerators (DMPAC), Deep-learning Matrix Multiply Accelerator(MMA) and C7x floating point vector DSP AM69 SK supports the following interfaces: * 32 GB LPDDR4 RAM * x1 Gigabit Ethernet interface * x3 USB 3.0 Type-A ports * x1 USB 3.0 Type-C port * x1 UHS-1 capable micro-SD card slot * x4 MCAN instances * 32 GB eMMC Flash * 512 Mbit OSPI flash * x2 Display connectors * x1 PCIe M.2 M Key * x1 PCIe M.2 E Key * x1 4L PCIe Card Slot * x3 CSI2 Camera interface * 40-pin Raspberry Pi header Add initial support for the AM69 SK board. Design Files: https://www.ti.com/lit/zip/SPRR466 TRM: https://www.ti.com/lit/zip/spruj52 Signed-off-by: Dasnavis Sabiya --- arch/arm64/boot/dts/ti/Makefile | 1 + arch/arm64/boot/dts/ti/k3-am69-sk.dts | 180 ++++++++++++++++++++++++++ 2 files changed, 181 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am69-sk.dts diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makef= ile index e7c2c7dd0b25..04b1a7611096 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -20,6 +20,7 @@ dtb-$(CONFIG_ARCH_K3) +=3D k3-j7200-common-proc-board.dtb =20 dtb-$(CONFIG_ARCH_K3) +=3D k3-j721s2-common-proc-board.dtb =20 +dtb-$(CONFIG_ARCH_K3) +=3D k3-am69-sk.dtb dtb-$(CONFIG_ARCH_K3) +=3D k3-j784s4-evm.dtb =20 dtb-$(CONFIG_ARCH_K3) +=3D k3-am642-evm.dtb diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti= /k3-am69-sk.dts new file mode 100644 index 000000000000..bc49ba534790 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts @@ -0,0 +1,180 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2022-2023 Texas Instruments Incorporated - https://www.ti= .com/ + * + * Design Files: https://www.ti.com/lit/zip/SPRR466 + * TRM: https://www.ti.com/lit/zip/spruj52 + */ + +/dts-v1/; + +#include +#include +#include "k3-j784s4.dtsi" + +/ { + compatible =3D "ti,am69-sk", "ti,j784s4"; + model =3D "Texas Instruments AM69 SK"; + + chosen { + stdout-path =3D "serial2:115200n8"; + }; + + aliases { + serial2 =3D &main_uart8; + mmc1 =3D &main_sdhci1; + i2c0 =3D &main_i2c0; + }; + + memory@80000000 { + device_type =3D "memory"; + /* 32G RAM */ + reg =3D <0x00 0x80000000 0x00 0x80000000>, + <0x08 0x80000000 0x07 0x80000000>; + }; + + reserved_memory: reserved-memory { + #address-cells =3D <2>; + #size-cells =3D <2>; + ranges; + + secure_ddr: optee@9e800000 { + reg =3D <0x00 0x9e800000 0x00 0x01800000>; + no-map; + }; + }; + + vusb_main: regulator-vusb-main5v0 { + /* USB MAIN INPUT 5V DC */ + compatible =3D "regulator-fixed"; + regulator-name =3D "vusb-main5v0"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + regulator-always-on; + regulator-boot-on; + }; + + vsys_5v0: regulator-vsys5v0 { + /* Output of LM61460 */ + compatible =3D "regulator-fixed"; + regulator-name =3D "vsys_5v0"; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + vin-supply =3D <&vusb_main>; + regulator-always-on; + regulator-boot-on; + }; + + vsys_3v3: regulator-vsys3v3 { + /* Output of LM5143 */ + compatible =3D "regulator-fixed"; + regulator-name =3D "vsys_3v3"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + vin-supply =3D <&vusb_main>; + regulator-always-on; + regulator-boot-on; + }; + + vdd_mmc1: regulator-sd { + /* Output of TPS22918 */ + compatible =3D "regulator-fixed"; + regulator-name =3D "vdd_mmc1"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + regulator-boot-on; + enable-active-high; + vin-supply =3D <&vsys_3v3>; + gpio =3D <&exp1 2 GPIO_ACTIVE_HIGH>; + }; + + vdd_sd_dv: regulator-tlv71033 { + /* Output of TLV71033 */ + compatible =3D "regulator-gpio"; + regulator-name =3D "tlv71033"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&vdd_sd_dv_pins_default>; + regulator-min-microvolt =3D <1800000>; + regulator-max-microvolt =3D <3300000>; + regulator-boot-on; + vin-supply =3D <&vsys_5v0>; + gpios =3D <&main_gpio0 49 GPIO_ACTIVE_HIGH>; + states =3D <1800000 0x0>, + <3300000 0x1>; + }; +}; + +&main_pmx0 { + main_uart8_pins_default: main-uart8-pins-default { + pinctrl-single,pins =3D < + J784S4_IOPAD(0x0d0, PIN_INPUT, 11) /* (AP38) SPI0_CS1.UART8_RXD */ + J784S4_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AN38) SPI0_CLK.UART8_TXD */ + >; + }; + + main_i2c0_pins_default: main-i2c0-pins-default { + pinctrl-single,pins =3D < + J784S4_IOPAD(0x0e0, PIN_INPUT_PULLUP, 0) /* (AN36) I2C0_SCL */ + J784S4_IOPAD(0x0e4, PIN_INPUT_PULLUP, 0) /* (AP37) I2C0_SDA */ + >; + }; + + main_mmc1_pins_default: main-mmc1-pins-default { + pinctrl-single,pins =3D < + J784S4_IOPAD(0x104, PIN_INPUT, 0) /* (AB38) MMC1_CLK */ + J784S4_IOPAD(0x108, PIN_INPUT, 0) /* (AB36) MMC1_CMD */ + J784S4_IOPAD(0x100, PIN_INPUT, 0) /* (No Pin) MMC1_CLKLB */ + J784S4_IOPAD(0x0fc, PIN_INPUT, 0) /* (AA33) MMC1_DAT0 */ + J784S4_IOPAD(0x0f8, PIN_INPUT, 0) /* (AB34) MMC1_DAT1 */ + J784S4_IOPAD(0x0f4, PIN_INPUT, 0) /* (AA32) MMC1_DAT2 */ + J784S4_IOPAD(0x0f0, PIN_INPUT, 0) /* (AC38) MMC1_DAT3 */ + J784S4_IOPAD(0x0e8, PIN_INPUT, 8) /* (AR38) TIMER_IO0.MMC1_SDCD */ + >; + }; + + vdd_sd_dv_pins_default: vdd-sd-dv-pins-default { + pinctrl-single,pins =3D < + J784S4_IOPAD(0x0C4, PIN_INPUT, 7) /* (AD36) ECAP0_IN_APWM_OUT.GPIO0_49 = */ + >; + }; +}; + +&main_uart8 { + status =3D "okay"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&main_uart8_pins_default>; +}; + +&main_i2c0 { + status =3D "okay"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&main_i2c0_pins_default>; + clock-frequency =3D <400000>; + + exp1: gpio@21 { + compatible =3D "ti,tca6416"; + reg =3D <0x21>; + gpio-controller; + #gpio-cells =3D <2>; + gpio-line-names =3D "BOARDID_EEPROM_WP", "CAN_STB", "GPIO_uSD_PWR_EN", + "IO_EXP_MCU_RGMII_RST#", "IO_EXP_PCIe0_4L_PERST#", + "IO_EXP_PCIe1_M.2_RTSz", "IO_EXP_PCIe3_M.2_RTSz", + "PM_INA_BUS_EN", "ENET1_EXP_PWRDN", "EXP1_ENET_RSTz", + "ENET1_I2CMUX_SEL", "PCIe0_CLKREQ#", "PCIe1_M.2_CLKREQ#", + "PCIe3_M2_CLKREQ#", "PCIe0_PRSNT2#_1", "PCIe0_PRSNT2#_2"; + }; +}; + +&main_sdhci1 { + /* SD card */ + status =3D "okay"; + pinctrl-0 =3D <&main_mmc1_pins_default>; + pinctrl-names =3D "default"; + disable-wp; + vmmc-supply =3D <&vdd_mmc1>; + vqmmc-supply =3D <&vdd_sd_dv>; +}; + +&main_gpio0 { + status =3D "okay"; +}; --=20 2.25.1