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Message-ID: <d2a948ae-5e91-6e45-0c66-44c4c741e93a@ti.com>
Date: Fri, 13 Jan 2023 18:42:30 +0530
From: Vaishnav Achath <vaishnav.a@...com>
To: Apurva Nandan <a-nandan@...com>, Nishanth Menon <nm@...com>,
Vignesh Raghavendra <vigneshr@...com>,
Tero Kristo <kristo@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Linus Walleij <linus.walleij@...aro.org>,
<linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-gpio@...r.kernel.org>
CC: Hari Nagalla <hnagalla@...com>
Subject: Re: [PATCH v5 4/4] arm64: dts: ti: Add support for J784S4 EVM board
On 12/01/23 19:57, Apurva Nandan wrote:
> J784S4 EVM board is designed for TI J784S4 SoC. It supports the following
> interfaces:
> * 32 GB DDR4 RAM
> * x2 Gigabit Ethernet interfaces capable of working in Switch and MAC mode
> * x1 Input Audio Jack, x1 Output Audio Jack
> * x1 USB2.0 Hub with two Type A host and x1 USB 3.1 Type-C Port
> * x2 4L PCIe connector
> * x1 UHS-1 capable micro-SD card slot
> * 512 Mbit OSPI flash, 1 Gbit Octal NAND flash, 512 Mbit QSPI flash,
> UFS flash.
> * x6 UART through UART-USB bridge
> * XDS110 for onboard JTAG debug using USB
> * Temperature sensors, user push buttons and LEDs
> * 40-pin User Expansion Connector
> * x2 ENET Expansion Connector, x1 GESI expander, x2 Display connector
> * x1 15-pin CSI header
> * x6 MCAN instances
>
> Add basic support for J784S4-EVM.
>
> Schematics: https://www.ti.com/lit/zip/sprr458
>
> Signed-off-by: Hari Nagalla <hnagalla@...com>
> Signed-off-by: Nishanth Menon <nm@...com>
> Signed-off-by: Apurva Nandan <a-nandan@...com>
> Tested-by: Manorit Chawdhry <m-chawdhry@...com>
> ---
> arch/arm64/boot/dts/ti/Makefile | 2 +
> arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 196 +++++++++++++++++++++++
> 2 files changed, 198 insertions(+)
> create mode 100644 arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
>
> diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
> index cf7c509538a4..27b2e1f5555e 100644
> --- a/arch/arm64/boot/dts/ti/Makefile
> +++ b/arch/arm64/boot/dts/ti/Makefile
> @@ -20,6 +20,8 @@ dtb-$(CONFIG_ARCH_K3) += k3-j7200-common-proc-board.dtb
>
> dtb-$(CONFIG_ARCH_K3) += k3-j721s2-common-proc-board.dtb
>
> +dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm.dtb
> +
> dtb-$(CONFIG_ARCH_K3) += k3-am642-evm.dtb
> dtb-$(CONFIG_ARCH_K3) += k3-am642-sk.dtb
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> new file mode 100644
> index 000000000000..8cd4a7ecc121
> --- /dev/null
> +++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> @@ -0,0 +1,196 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
> + *
> + * EVM Board Schematics: https://www.ti.com/lit/zip/sprr458
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/net/ti-dp83867.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include "k3-j784s4.dtsi"
> +
> +/ {
> + compatible = "ti,j784s4-evm", "ti,j784s4";
> + model = "Texas Instruments J784S4 EVM";
> +
> + chosen {
> + stdout-path = "serial2:115200n8";
> + };
> +
> + aliases {
> + serial2 = &main_uart8;
> + mmc1 = &main_sdhci1;
> + i2c0 = &main_i2c0;
> + };
> +
> + memory@...00000 {
> + device_type = "memory";
> + /* 32G RAM */
> + reg = <0x00 0x80000000 0x00 0x80000000>,
> + <0x08 0x80000000 0x07 0x80000000>;
> + };
> +
> + reserved_memory: reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + secure_ddr: optee@...00000 {
> + reg = <0x00 0x9e800000 0x00 0x01800000>;
> + no-map;
> + };
> + };
> +
> + evm_12v0: regulator-evm12v0 {
> + /* main supply */
> + compatible = "regulator-fixed";
> + regulator-name = "evm_12v0";
> + regulator-min-microvolt = <12000000>;
> + regulator-max-microvolt = <12000000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + vsys_3v3: regulator-vsys3v3 {
> + /* Output of LM5140 */
> + compatible = "regulator-fixed";
> + regulator-name = "vsys_3v3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&evm_12v0>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + vsys_5v0: regulator-vsys5v0 {
> + /* Output of LM5140 */
> + compatible = "regulator-fixed";
> + regulator-name = "vsys_5v0";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&evm_12v0>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + vdd_mmc1: regulator-sd {
> + /* Output of TPS22918 */
> + compatible = "regulator-fixed";
> + regulator-name = "vdd_mmc1";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + enable-active-high;
> + vin-supply = <&vsys_3v3>;
> + gpio = <&exp2 2 GPIO_ACTIVE_HIGH>;
> + };
> +
> + vdd_sd_dv: regulator-TLV71033 {
> + /* Output of TLV71033 */
> + compatible = "regulator-gpio";
> + regulator-name = "tlv71033";
> + pinctrl-names = "default";
> + pinctrl-0 = <&vdd_sd_dv_pins_default>;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + vin-supply = <&vsys_5v0>;
> + gpios = <&main_gpio0 8 GPIO_ACTIVE_HIGH>;
> + states = <1800000 0x0>,
> + <3300000 0x1>;
> + };
> +};
> +
> +&main_pmx0 {
> + main_uart8_pins_default: main-uart8-pins-default {
> + pinctrl-single,pins = <
> + J784S4_IOPAD(0x040, PIN_INPUT, 14) /* (AF37) MCASP0_AXR0.UART8_CTSn */
> + J784S4_IOPAD(0x044, PIN_OUTPUT, 14) /* (AG37) MCASP0_AXR1.UART8_RTSn */
> + 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 = <
> + 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 = <
> + 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 = <
> + J784S4_IOPAD(0x020, PIN_INPUT, 7) /* (AJ35) MCAN15_RX.GPIO0_8 */
> + >;
> + };
> +};
> +
> +&main_uart8 {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&main_uart8_pins_default>;
> +};
> +
> +&main_i2c0 {
> + status = "okay";
> + pinctrl-names = "default";
> + pinctrl-0 = <&main_i2c0_pins_default>;
> +
> + clock-frequency = <400000>;
> +
> + exp1: gpio@20 {
> + compatible = "ti,tca6416";
> + reg = <0x20>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + gpio-line-names = "PCIE1_2L_MODE_SEL", "PCIE1_4L_PERSTZ", "PCIE1_2L_RC_RSTZ",
> + "PCIE1_2L_EP_RST_EN", "PCIE0_4L_MODE_SEL", "PCIE0_4L_PERSTZ",
> + "PCIE0_4L_RC_RSTZ", "PCIE0_4L_EP_RST_EN", "PCIE1_4L_PRSNT#",
> + "PCIE0_4L_PRSNT#", "CDCI1_OE1/OE4", "CDCI1_OE2/OE3",
> + "AUDIO_MUX_SEL", "EXP_MUX2", "EXP_MUX3", "GESI_EXP_PHY_RSTZ";
> + };
> +
> + exp2: gpio@22 {
> + compatible = "ti,tca6424";
> + reg = <0x22>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + gpio-line-names = "R_GPIO_RGMII1_RST", "ENET2_I2CMUX_SEL", "GPIO_USD_PWR_EN",
> + "USBC_PWR_EN", "USBC_MODE_SEL1", "USBC_MODE_SEL0",
> + "GPIO_LIN_EN", "R_CAN_STB", "CTRL_PM_I2C_OE#",
> + "ENET2_EXP_PWRDN", "ENET2_EXP_SPARE2", "CDCI2_RSTZ",
> + "USB2.0_MUX_SEL", "CANUART_MUX_SEL0", "CANUART_MUX2_SEL1",
> + "CANUART_MUX1_SEL1", "ENET1_EXP_PWRDN", "ENET1_EXP_RESETZ",
> + "ENET1_I2CMUX_SEL", "ENET1_EXP_SPARE2", "ENET2_EXP_RESETZ",
> + "USER_INPUT1", "USER_LED1", "USER_LED2";
> + };
> +};
> +
> +&main_sdhci1 {
> + /* SD card */
> + status = "okay";
> + pinctrl-0 = <&main_mmc1_pins_default>;
> + pinctrl-names = "default";
> + disable-wp;
> + vmmc-supply = <&vdd_mmc1>;
> + vqmmc-supply = <&vdd_sd_dv>;
> +};
> +
> +&main_gpio0 {
> + status = "okay";
Reviewed-by: Vaishnav Achath <vaishnav.a@...com>
Also, boot logs during my testing of the latest series on J784S4 EVM :
https://gist.github.com/vaishnavachath/2b845d82a3fd44ca70565f6337b0e5ab
> +};
--
Regards,
Vaishnav
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