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Message-ID: <20190723081035.GP15632@dragon>
Date: Tue, 23 Jul 2019 16:10:38 +0800
From: Shawn Guo <shawnguo@...nel.org>
To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc: s.hauer@...gutronix.de, robh+dt@...nel.org, kernel@...gutronix.de,
festevam@...il.com, linux-imx@....com, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Darshak.Patel@...fochips.com, kinjan.patel@...fochips.com,
prajose.john@...fochips.com
Subject: Re: [PATCH v2 3/3] arm64: dts: freescale: Add support for i.MX8QXP
AI_ML board
On Fri, Jul 19, 2019 at 12:39:26PM +0530, Manivannan Sadhasivam wrote:
> Add support for i.MX8QXP AI_ML board from Einfochips. This board is one
> of the Consumer Edition boards of the 96Boards family based on i.MX8QXP
> SoC from NXP/Freescale.
>
> The initial support includes following peripherals which are tested and
> known to be working:
>
> 1. Debug serial via UART2
> 2. uSD
> 3. WiFi
> 4. Ethernet
>
> More information about this board can be found in Arrow website:
> https://www.arrow.com/en/products/imx8-ai-ml/arrow-development-tools
>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> Reviewed-by: Dong Aisheng <aisheng.dong@....com>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> .../boot/dts/freescale/imx8qxp-ai_ml.dts | 249 ++++++++++++++++++
> 2 files changed, 250 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx8qxp-ai_ml.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 0bd122f60549..bd8460549d1a 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -24,4 +24,5 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mq-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-rmb3.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mq-zii-ultra-zest.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8qxp-ai_ml.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-ai_ml.dts b/arch/arm64/boot/dts/freescale/imx8qxp-ai_ml.dts
> new file mode 100644
> index 000000000000..3dc8757d9c42
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp-ai_ml.dts
> @@ -0,0 +1,249 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright 2018 Einfochips
> + * Copyright 2019 Linaro Ltd.
> + */
> +
> +/dts-v1/;
> +
> +#include "imx8qxp.dtsi"
> +
> +/ {
> + model = "Einfochips i.MX8QXP AI_ML";
> + compatible = "einfochips,imx8qxp-ai_ml", "fsl,imx8qxp";
> +
> + aliases {
> + serial1 = &adma_lpuart1;
> + serial2 = &adma_lpuart2;
> + serial3 = &adma_lpuart3;
> + };
> +
> + chosen {
> + stdout-path = &adma_lpuart2;
> + };
> +
> + memory@...00000 {
> + device_type = "memory";
> + reg = <0x00000000 0x80000000 0 0x80000000>;
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_leds>;
> +
> + user_led1 {
> + label = "green:user1";
> + gpios = <&lsio_gpio4 16 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "heartbeat";
> + };
> +
> + user_led2 {
> + label = "green:user2";
> + gpios = <&lsio_gpio0 6 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "none";
> + };
> +
> + user_led3 {
> + label = "green:user3";
> + gpios = <&lsio_gpio0 7 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "mmc1";
> + default-state = "off";
> + };
> +
> + user_led4 {
> + label = "green:user4";
> + gpios = <&lsio_gpio4 21 GPIO_ACTIVE_HIGH>;
> + panic-indicator;
> + linux,default-trigger = "none";
> + };
> +
> + wlan_active_led {
> + label = "yellow:wlan";
> + gpios = <&lsio_gpio4 17 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "phy0tx";
> + default-state = "off";
> + };
> +
> + bt_active_led {
We prefer to use hyphen over underscore in node names. I fixed them up
and applied the series.
Shawn
> + label = "blue:bt";
> + gpios = <&lsio_gpio4 18 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "hci0-power";
> + default-state = "off";
> + };
> + };
> +
> + sdio_pwrseq: sdio-pwrseq {
> + compatible = "mmc-pwrseq-simple";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_wifi_reg_on>;
> + reset-gpios = <&lsio_gpio3 24 GPIO_ACTIVE_LOW>;
> + };
> +};
> +
> +/* BT */
> +&adma_lpuart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lpuart0>;
> + uart-has-rtscts;
> + status = "okay";
> +};
> +
> +/* LS-UART0 */
> +&adma_lpuart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lpuart1>;
> + status = "okay";
> +};
> +
> +/* Debug */
> +&adma_lpuart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lpuart2>;
> + status = "okay";
> +};
> +
> +/* PCI-E UART */
> +&adma_lpuart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lpuart3>;
> + status = "okay";
> +};
> +
> +&fec1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_fec1>;
> + phy-mode = "rgmii-id";
> + phy-handle = <ðphy0>;
> + fsl,magic-packet;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ethphy0: ethernet-phy@0 {
> + compatible = "ethernet-phy-ieee802.3-c22";
> + reg = <0>;
> + };
> + };
> +};
> +
> +/* WiFi */
> +&usdhc1 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc1>;
> + bus-width = <4>;
> + no-sd;
> + non-removable;
> + mmc-pwrseq = <&sdio_pwrseq>;
> + status = "okay";
> +
> + brcmf: wifi@1 {
> + reg = <1>;
> + compatible = "brcm,bcm4329-fmac";
> + };
> +};
> +
> +/* SD */
> +&usdhc2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc2>;
> + bus-width = <4>;
> + cd-gpios = <&lsio_gpio4 22 GPIO_ACTIVE_LOW>;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_fec1: fec1grp {
> + fsl,pins = <
> + IMX8QXP_ENET0_MDC_CONN_ENET0_MDC 0x06000020
> + IMX8QXP_ENET0_MDIO_CONN_ENET0_MDIO 0x06000020
> + IMX8QXP_ENET0_RGMII_TX_CTL_CONN_ENET0_RGMII_TX_CTL 0x06000020
> + IMX8QXP_ENET0_RGMII_TXC_CONN_ENET0_RGMII_TXC 0x06000020
> + IMX8QXP_ENET0_RGMII_TXD0_CONN_ENET0_RGMII_TXD0 0x06000020
> + IMX8QXP_ENET0_RGMII_TXD1_CONN_ENET0_RGMII_TXD1 0x06000020
> + IMX8QXP_ENET0_RGMII_TXD2_CONN_ENET0_RGMII_TXD2 0x06000020
> + IMX8QXP_ENET0_RGMII_TXD3_CONN_ENET0_RGMII_TXD3 0x06000020
> + IMX8QXP_ENET0_RGMII_RXC_CONN_ENET0_RGMII_RXC 0x06000020
> + IMX8QXP_ENET0_RGMII_RX_CTL_CONN_ENET0_RGMII_RX_CTL 0x06000020
> + IMX8QXP_ENET0_RGMII_RXD0_CONN_ENET0_RGMII_RXD0 0x06000020
> + IMX8QXP_ENET0_RGMII_RXD1_CONN_ENET0_RGMII_RXD1 0x06000020
> + IMX8QXP_ENET0_RGMII_RXD2_CONN_ENET0_RGMII_RXD2 0x06000020
> + IMX8QXP_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3 0x06000020
> + >;
> + };
> +
> + pinctrl_leds: ledsgrp{
> + fsl,pins = <
> + IMX8QXP_ESAI0_TX2_RX3_LSIO_GPIO0_IO06 0x00000021
> + IMX8QXP_ESAI0_TX3_RX2_LSIO_GPIO0_IO07 0x00000021
> + IMX8QXP_EMMC0_DATA7_LSIO_GPIO4_IO16 0x00000021
> + IMX8QXP_USDHC1_WP_LSIO_GPIO4_IO21 0x00000021
> + IMX8QXP_EMMC0_STROBE_LSIO_GPIO4_IO17 0x00000021
> + IMX8QXP_EMMC0_RESET_B_LSIO_GPIO4_IO18 0x00000021
> + >;
> + };
> +
> + pinctrl_lpuart0: lpuart0grp {
> + fsl,pins = <
> + IMX8QXP_UART0_RX_ADMA_UART0_RX 0X06000020
> + IMX8QXP_UART0_TX_ADMA_UART0_TX 0X06000020
> + IMX8QXP_FLEXCAN0_TX_ADMA_UART0_CTS_B 0x06000020
> + IMX8QXP_FLEXCAN0_RX_ADMA_UART0_RTS_B 0x06000020
> + >;
> + };
> +
> + pinctrl_lpuart1: lpuart1grp {
> + fsl,pins = <
> + IMX8QXP_UART1_RX_ADMA_UART1_RX 0X06000020
> + IMX8QXP_UART1_TX_ADMA_UART1_TX 0X06000020
> + >;
> + };
> +
> + pinctrl_lpuart2: lpuart2grp {
> + fsl,pins = <
> + IMX8QXP_UART2_RX_ADMA_UART2_RX 0X06000020
> + IMX8QXP_UART2_TX_ADMA_UART2_TX 0X06000020
> + >;
> + };
> +
> + pinctrl_lpuart3: lpuart3grp {
> + fsl,pins = <
> + IMX8QXP_FLEXCAN2_RX_ADMA_UART3_RX 0X06000020
> + IMX8QXP_FLEXCAN2_TX_ADMA_UART3_TX 0X06000020
> + >;
> + };
> +
> + pinctrl_usdhc1: usdhc1grp {
> + fsl,pins = <
> + IMX8QXP_EMMC0_CLK_CONN_EMMC0_CLK 0x06000041
> + IMX8QXP_EMMC0_CMD_CONN_EMMC0_CMD 0x00000021
> + IMX8QXP_EMMC0_DATA0_CONN_EMMC0_DATA0 0x00000021
> + IMX8QXP_EMMC0_DATA1_CONN_EMMC0_DATA1 0x00000021
> + IMX8QXP_EMMC0_DATA2_CONN_EMMC0_DATA2 0x00000021
> + IMX8QXP_EMMC0_DATA3_CONN_EMMC0_DATA3 0x00000021
> + >;
> + };
> +
> + pinctrl_usdhc2: usdhc2grp {
> + fsl,pins = <
> + IMX8QXP_USDHC1_CLK_CONN_USDHC1_CLK 0x06000041
> + IMX8QXP_USDHC1_CMD_CONN_USDHC1_CMD 0x00000021
> + IMX8QXP_USDHC1_DATA0_CONN_USDHC1_DATA0 0x00000021
> + IMX8QXP_USDHC1_DATA1_CONN_USDHC1_DATA1 0x00000021
> + IMX8QXP_USDHC1_DATA2_CONN_USDHC1_DATA2 0x00000021
> + IMX8QXP_USDHC1_DATA3_CONN_USDHC1_DATA3 0x00000021
> + IMX8QXP_USDHC1_VSELECT_CONN_USDHC1_VSELECT 0x00000021
> + IMX8QXP_USDHC1_CD_B_LSIO_GPIO4_IO22 0x00000021
> + >;
> + };
> +
> + pinctrl_wifi_reg_on: wifiregongrp {
> + fsl,pins = <
> + IMX8QXP_QSPI0B_SS1_B_LSIO_GPIO3_IO24 0x00000021
> + >;
> + };
> +};
> --
> 2.17.1
>
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