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Message-ID: <Zm+Mu33s2+8G579d@dragon>
Date: Mon, 17 Jun 2024 09:09:15 +0800
From: Shawn Guo <shawnguo2@...h.net>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, imx@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org,
Alexander Stein <alexander.stein@...tq-group.com>,
Peng Fan <peng.fan@....com>
Subject: Re: [PATCH v6 3/3] arm64: dts: freescale: add i.MX95 19x19 EVK
minimal board dts
On Wed, Jun 05, 2024 at 09:22:50AM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
>
> Add a minimal dts for i.MX95 19x19 EVK board:
> - lpuart1 as console
> - sdhc1/2 as storage
>
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts | 200 ++++++++++++++++++++++
> 2 files changed, 201 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 1b1e4db02071..c3fef4e4d8dd 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -239,6 +239,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxca.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxla.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-var-som-symphony.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx95-19x19-evk.dtb
>
> imx8mm-venice-gw72xx-0x-imx219-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-imx219.dtbo
> imx8mm-venice-gw72xx-0x-rpidsi-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rpidsi.dtbo
> diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
> new file mode 100644
> index 000000000000..2c2f3cfbe11a
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
> @@ -0,0 +1,200 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2024 NXP
> + */
> +
> +/dts-v1/;
> +
> +#include "imx95.dtsi"
> +
> +/ {
> + model = "NXP i.MX95 19X19 board";
> + compatible = "fsl,imx95-19x19-evk", "fsl,imx95";
> +
> + aliases {
> + mmc0 = &usdhc1;
> + mmc1 = &usdhc2;
> + serial0 = &lpuart1;
> + };
> +
> + chosen {
> + stdout-path = &lpuart1;
> + };
> +
> + memory@...00000 {
> + device_type = "memory";
> + reg = <0x0 0x80000000 0 0x80000000>;
> + };
> +
> + reserved-memory {
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + linux_cma: linux,cma {
> + compatible = "shared-dma-pool";
> + alloc-ranges = <0 0x80000000 0 0x7F000000>;
> + size = <0 0x3c000000>;
> + linux,cma-default;
> + reusable;
> + };
> + };
> +
> + reg_usdhc2_vmmc: regulator-usdhc2 {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
> + regulator-name = "VDD_SD2_3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + gpio = <&gpio3 7 GPIO_ACTIVE_HIGH>;
> + off-on-delay-us = <12000>;
> + enable-active-high;
enable-active-high right after line of gpio = <... GPIO_ACTIVE_HIGH>;
Shawn
> + };
> +};
> +
> +&lpuart1 {
> + /* console */
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + status = "okay";
> +};
> +
> +&mu7 {
> + status = "okay";
> +};
> +
> +&usdhc1 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> + pinctrl-0 = <&pinctrl_usdhc1>;
> + pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
> + pinctrl-3 = <&pinctrl_usdhc1>;
> + bus-width = <8>;
> + non-removable;
> + no-sdio;
> + no-sd;
> + status = "okay";
> +};
> +
> +&usdhc2 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
> + pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
> + pinctrl-3 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
> + cd-gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
> + vmmc-supply = <®_usdhc2_vmmc>;
> + bus-width = <4>;
> + status = "okay";
> +};
> +
> +&wdog3 {
> + fsl,ext-reset-output;
> + status = "okay";
> +};
> +
> +&scmi_iomuxc {
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + IMX95_PAD_UART1_RXD__AONMIX_TOP_LPUART1_RX 0x31e
> + IMX95_PAD_UART1_TXD__AONMIX_TOP_LPUART1_TX 0x31e
> + >;
> + };
> +
> + pinctrl_usdhc1: usdhc1grp {
> + fsl,pins = <
> + IMX95_PAD_SD1_CLK__USDHC1_CLK 0x158e
> + IMX95_PAD_SD1_CMD__USDHC1_CMD 0x138e
> + IMX95_PAD_SD1_DATA0__USDHC1_DATA0 0x138e
> + IMX95_PAD_SD1_DATA1__USDHC1_DATA1 0x138e
> + IMX95_PAD_SD1_DATA2__USDHC1_DATA2 0x138e
> + IMX95_PAD_SD1_DATA3__USDHC1_DATA3 0x138e
> + IMX95_PAD_SD1_DATA4__USDHC1_DATA4 0x138e
> + IMX95_PAD_SD1_DATA5__USDHC1_DATA5 0x138e
> + IMX95_PAD_SD1_DATA6__USDHC1_DATA6 0x138e
> + IMX95_PAD_SD1_DATA7__USDHC1_DATA7 0x138e
> + IMX95_PAD_SD1_STROBE__USDHC1_STROBE 0x158e
> + >;
> + };
> +
> + pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp {
> + fsl,pins = <
> + IMX95_PAD_SD1_CLK__USDHC1_CLK 0x158e
> + IMX95_PAD_SD1_CMD__USDHC1_CMD 0x138e
> + IMX95_PAD_SD1_DATA0__USDHC1_DATA0 0x138e
> + IMX95_PAD_SD1_DATA1__USDHC1_DATA1 0x138e
> + IMX95_PAD_SD1_DATA2__USDHC1_DATA2 0x138e
> + IMX95_PAD_SD1_DATA3__USDHC1_DATA3 0x138e
> + IMX95_PAD_SD1_DATA4__USDHC1_DATA4 0x138e
> + IMX95_PAD_SD1_DATA5__USDHC1_DATA5 0x138e
> + IMX95_PAD_SD1_DATA6__USDHC1_DATA6 0x138e
> + IMX95_PAD_SD1_DATA7__USDHC1_DATA7 0x138e
> + IMX95_PAD_SD1_STROBE__USDHC1_STROBE 0x158e
> + >;
> + };
> +
> + pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp {
> + fsl,pins = <
> + IMX95_PAD_SD1_CLK__USDHC1_CLK 0x15fe
> + IMX95_PAD_SD1_CMD__USDHC1_CMD 0x13fe
> + IMX95_PAD_SD1_DATA0__USDHC1_DATA0 0x13fe
> + IMX95_PAD_SD1_DATA1__USDHC1_DATA1 0x13fe
> + IMX95_PAD_SD1_DATA2__USDHC1_DATA2 0x13fe
> + IMX95_PAD_SD1_DATA3__USDHC1_DATA3 0x13fe
> + IMX95_PAD_SD1_DATA4__USDHC1_DATA4 0x13fe
> + IMX95_PAD_SD1_DATA5__USDHC1_DATA5 0x13fe
> + IMX95_PAD_SD1_DATA6__USDHC1_DATA6 0x13fe
> + IMX95_PAD_SD1_DATA7__USDHC1_DATA7 0x13fe
> + IMX95_PAD_SD1_STROBE__USDHC1_STROBE 0x15fe
> + >;
> + };
> +
> + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
> + fsl,pins = <
> + IMX95_PAD_SD2_RESET_B__GPIO3_IO_BIT7 0x31e
> + >;
> + };
> +
> + pinctrl_usdhc2_gpio: usdhc2gpiogrp {
> + fsl,pins = <
> + IMX95_PAD_SD2_CD_B__GPIO3_IO_BIT0 0x31e
> + >;
> + };
> +
> + pinctrl_usdhc2: usdhc2grp {
> + fsl,pins = <
> + IMX95_PAD_SD2_CLK__USDHC2_CLK 0x158e
> + IMX95_PAD_SD2_CMD__USDHC2_CMD 0x138e
> + IMX95_PAD_SD2_DATA0__USDHC2_DATA0 0x138e
> + IMX95_PAD_SD2_DATA1__USDHC2_DATA1 0x138e
> + IMX95_PAD_SD2_DATA2__USDHC2_DATA2 0x138e
> + IMX95_PAD_SD2_DATA3__USDHC2_DATA3 0x138e
> + IMX95_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e
> + >;
> + };
> +
> + pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
> + fsl,pins = <
> + IMX95_PAD_SD2_CLK__USDHC2_CLK 0x158e
> + IMX95_PAD_SD2_CMD__USDHC2_CMD 0x138e
> + IMX95_PAD_SD2_DATA0__USDHC2_DATA0 0x138e
> + IMX95_PAD_SD2_DATA1__USDHC2_DATA1 0x138e
> + IMX95_PAD_SD2_DATA2__USDHC2_DATA2 0x138e
> + IMX95_PAD_SD2_DATA3__USDHC2_DATA3 0x138e
> + IMX95_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e
> + >;
> + };
> +
> + pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
> + fsl,pins = <
> + IMX95_PAD_SD2_CLK__USDHC2_CLK 0x15fe
> + IMX95_PAD_SD2_CMD__USDHC2_CMD 0x13fe
> + IMX95_PAD_SD2_DATA0__USDHC2_DATA0 0x13fe
> + IMX95_PAD_SD2_DATA1__USDHC2_DATA1 0x13fe
> + IMX95_PAD_SD2_DATA2__USDHC2_DATA2 0x13fe
> + IMX95_PAD_SD2_DATA3__USDHC2_DATA3 0x13fe
> + IMX95_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e
> + >;
> + };
> +};
>
> --
> 2.37.1
>
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