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Thu, 21 Jan 2021 08:39:32 -0600 Received: from DFLE115.ent.ti.com (10.64.6.36) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Thu, 21 Jan 2021 08:39:32 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE115.ent.ti.com (10.64.6.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Thu, 21 Jan 2021 08:39:32 -0600 Received: from lokesh-ssd.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 10LEdOxs130369; Thu, 21 Jan 2021 08:39:29 -0600 From: Lokesh Vutla To: Nishanth Menon , Rob Herring Subject: [PATCH 1/2] dt-bindings: arm: ti: Add bindings for AM642 SK Date: Thu, 21 Jan 2021 20:09:23 +0530 Message-ID: <20210121143924.26213-2-lokeshvutla@ti.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210121143924.26213-1-lokeshvutla@ti.com> References: <20210121143924.26213-1-lokeshvutla@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210121_093935_223331_7E9690B5 X-CRM114-Status: GOOD ( 11.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Device Tree Mailing List , Vignesh R , Dave Gerlach , Lokesh Vutla , Sekhar Nori , Kishon Vijay Abraham I , Linux ARM Mailing List Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org AM642 StarterKit (SK) board is a low cost, small form factor board designed for TI’s AM642 SoC. Add DT binding documentation for AM642 SK. Signed-off-by: Lokesh Vutla --- Documentation/devicetree/bindings/arm/ti/k3.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/arm/ti/k3.yaml b/Documentation/devicetree/bindings/arm/ti/k3.yaml index 393f94a64f8d..a9e7f981631e 100644 --- a/Documentation/devicetree/bindings/arm/ti/k3.yaml +++ b/Documentation/devicetree/bindings/arm/ti/k3.yaml @@ -37,6 +37,7 @@ properties: items: - enum: - ti,am642-evm + - ti,am642-sk - const: ti,am642 additionalProperties: true From patchwork Thu Jan 21 14:39:24 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Lokesh Vutla X-Patchwork-Id: 12036435 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5C90AC433DB for ; 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Thu, 21 Jan 2021 08:39:36 -0600 Received: from lokesh-ssd.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 10LEdOxt130369; Thu, 21 Jan 2021 08:39:33 -0600 From: Lokesh Vutla To: Nishanth Menon , Rob Herring Subject: [PATCH 2/2] arm64: dts: ti: Add support for AM642 SK Date: Thu, 21 Jan 2021 20:09:24 +0530 Message-ID: <20210121143924.26213-3-lokeshvutla@ti.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210121143924.26213-1-lokeshvutla@ti.com> References: <20210121143924.26213-1-lokeshvutla@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210121_093938_381377_EAB4913E X-CRM114-Status: GOOD ( 16.46 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Device Tree Mailing List , Vignesh R , Dave Gerlach , Lokesh Vutla , Sekhar Nori , Kishon Vijay Abraham I , Linux ARM Mailing List Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org AM642 StarterKit (SK) board is a low cost, small form factor board designed for TI’s AM642 SoC. It supports the following interfaces: * 2 GB LPDDR4 RAM * x2 Gigabit Ethernet interfaces capable of working in switch and MAC mode * x1 USB 3.0 Type-A port * x1 UHS-1 capable µSD card slot * 2.4/5 GHz WLAN + Bluetooth 4.2 through WL1837 * 512 Mbit OSPI flash * x2 UART through UART-USB bridge * XDS110 for onboard JTAG debug using USB * Temperature sensors, user push buttons and LEDs * 40-pin Raspberry Pi compatible GPIO header * 24-pin header for peripherals in MCU island (I2C, UART, SPI, IO) * 54-pin header for Programmable Realtime Unit (PRU) IO pins * Interface for remote automation (power and reset, boot mode change) Add basic support for AM642 SK. Signed-off-by: Lokesh Vutla Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Vignesh Raghavendra Signed-off-by: Sekhar Nori --- arch/arm64/boot/dts/ti/Makefile | 3 +- arch/arm64/boot/dts/ti/k3-am642-sk.dts | 145 +++++++++++++++++++++++++ 2 files changed, 147 insertions(+), 1 deletion(-) create mode 100644 arch/arm64/boot/dts/ti/k3-am642-sk.dts diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index c687739e2bca..6aa642eb56d4 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -12,4 +12,5 @@ dtb-$(CONFIG_ARCH_K3) += k3-j721e-common-proc-board.dtb dtb-$(CONFIG_ARCH_K3) += k3-j7200-common-proc-board.dtb -dtb-$(CONFIG_ARCH_K3) += k3-am642-evm.dtb +dtb-$(CONFIG_ARCH_K3) += k3-am642-evm.dtb \ + k3-am642-sk.dtb diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts new file mode 100644 index 000000000000..5b473aaa225d --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts @@ -0,0 +1,145 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/ + */ + +/dts-v1/; + +#include +#include "k3-am642.dtsi" + +/ { + compatible = "ti,am642-evm", "ti,am642"; + model = "Texas Instruments AM642 SK"; + + chosen { + stdout-path = "serial2:115200n8"; + bootargs = "console=ttyS2,115200n8 earlycon=ns16550a,mmio32,0x02800000"; + }; + + memory@80000000 { + device_type = "memory"; + /* 2G RAM */ + reg = <0x00000000 0x80000000 0x00000000 0x80000000>; + + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + secure_ddr: optee@9e800000 { + reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */ + alignment = <0x1000>; + no-map; + }; + }; + + vusb_main: fixed-regulator-vusb-main5v0 { + /* USB MAIN INPUT 5V DC */ + compatible = "regulator-fixed"; + regulator-name = "vusb_main5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + regulator-boot-on; + }; + + vcc_3v3_sys: fixedregulator-vcc-3v3-sys { + /* output of LP8733xx */ + compatible = "regulator-fixed"; + regulator-name = "vcc_3v3_sys"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vusb_main>; + regulator-always-on; + regulator-boot-on; + }; + + vdd_mmc1: fixed-regulator-sd { + /* TPS2051BD */ + compatible = "regulator-fixed"; + regulator-name = "vdd_mmc1"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + enable-active-high; + vin-supply = <&vcc_3v3_sys>; + gpio = <&exp1 3 GPIO_ACTIVE_HIGH>; + }; +}; + +&main_pmx0 { + main_mmc1_pins_default: main-mmc1-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x0294, PIN_INPUT, 0) /* (J19) MMC1_CMD */ + AM64X_IOPAD(0x0290, PIN_INPUT, 0) /* (#N/A) MMC1_CLKLB */ + AM64X_IOPAD(0x028c, PIN_INPUT, 0) /* (L20) MMC1_CLK */ + AM64X_IOPAD(0x0288, PIN_INPUT, 0) /* (K21) MMC1_DAT0 */ + AM64X_IOPAD(0x0284, PIN_INPUT, 0) /* (L21) MMC1_DAT1 */ + AM64X_IOPAD(0x0280, PIN_INPUT, 0) /* (K19) MMC1_DAT2 */ + AM64X_IOPAD(0x027c, PIN_INPUT, 0) /* (K18) MMC1_DAT3 */ + AM64X_IOPAD(0x0298, PIN_INPUT, 0) /* (D19) MMC1_SDCD */ + >; + }; + + main_i2c1_pins_default: main-i2c1-pins-default { + pinctrl-single,pins = < + AM64X_IOPAD(0x0268, PIN_INPUT_PULLUP, 0) /* (C18) I2C1_SCL */ + AM64X_IOPAD(0x026c, PIN_INPUT_PULLUP, 0) /* (B19) I2C1_SDA */ + >; + }; +}; + +&main_uart1 { + /* main_uart1 is reserved for firmware usage */ + status = "reserved"; +}; + +&main_uart2 { + status = "disabled"; +}; + +&main_uart3 { + status = "disabled"; +}; + +&main_uart4 { + status = "disabled"; +}; + +&main_uart5 { + status = "disabled"; +}; + +&main_uart6 { + status = "disabled"; +}; + +&main_i2c1 { + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c1_pins_default>; + clock-frequency = <400000>; + + exp1: gpio@70 { + compatible = "nxp,pca9538"; + reg = <0x70>; + gpio-controller; + #gpio-cells = <2>; + gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST", + "PRU_DETECT", "MMC1_SD_EN", + "VPP_LDO_EN", "RPI_PS_3V3_En", + "RPI_PS_5V0_En", "RPI_HAT_DETECT"; + }; +}; + +&sdhci1 { + /* SD/MMC */ + vmmc-supply = <&vdd_mmc1>; + pinctrl-names = "default"; + bus-width = <4>; + pinctrl-0 = <&main_mmc1_pins_default>; + ti,driver-strength-ohm = <50>; + disable-wp; +};