On Mon, Jun 7, 2021 at 4:39 PM Jacky Bai <ping.bai@xxxxxxx> wrote:
>
> Add the basic dts file for i.MX8ULP EVK board.
> Only the necessary devices for minimal system boot up are enabled:
> enet, emmc, usb, console uart.
>
> some of the devices' pin status may lost during low power mode,
> so additional sleep pinctrl properties are included by default.
>
> Signed-off-by: Jacky Bai <ping.bai@xxxxxxx>
Mostly looks good
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 143 ++++++++++++++++++
> 2 files changed, 144 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index 25806c4924cb..8c24a05d55af 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -65,5 +65,6 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qm-mek.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8qxp-ai_ml.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8qxp-colibri-eval-v3.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb
>
> dtb-$(CONFIG_ARCH_S32) += s32v234-evb.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
> new file mode 100644
> index 000000000000..f4db04f357fe
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
> @@ -0,0 +1,143 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2021 NXP
> + */
> +
> +/dts-v1/;
> +
> +#include "imx8ulp.dtsi"
> +
> +/ {
> + model = "NXP i.MX8ULP EVK";
> + compatible = "fsl,imx8ulp-evk", "fsl,imx8ulp";
> +
> + chosen {
> + stdout-path = &lpuart5;
> + };
no memory node?
Regards
Aisheng
> +};
> +
> +&fec {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_enet>;
> + phy-mode = "rmii";
> + phy-handle = <ðphy>;
> + status = "okay";
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ethphy: ethernet-phy {
> + reg = <1>;
> + micrel,led-mode = <1>;
> + };
> + };
> +};
> +
> +&lpuart5 {
> + /* console */
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_lpuart5>;
> + pinctrl-1 = <&pinctrl_lpuart5>;
> + status = "okay";
> +};
> +
> +&usbotg1 {
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_otgid1>;
> + pinctrl-1 = <&pinctrl_otgid1>;
> + dr_mode = "otg";
> + hnp-disable;
> + srp-disable;
> + adp-disable;
> + status = "okay";
> +};
> +
> +&usbphy1 {
> + status = "okay";
> +};
> +
> +&usbmisc1 {
> + status = "okay";
> +};
> +
> +&usbotg2 {
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_otgid2>;
> + pinctrl-1 = <&pinctrl_otgid2>;
> + dr_mode = "otg";
> + hnp-disable;
> + srp-disable;
> + adp-disable;
> + status = "okay";
> +};
> +
> +&usbphy2 {
> + status = "okay";
> +};
> +
> +&usbmisc2 {
> + status = "okay";
> +};
> +
> +&usdhc0 {
> + pinctrl-names = "default", "sleep";
> + pinctrl-0 = <&pinctrl_usdhc0>;
> + pinctrl-1 = <&pinctrl_usdhc0>;
> + non-removable;
> + bus-width = <4>;
> + status = "okay";
> +};
> +
> +&iomuxc1 {
> + pinctrl_enet: enetgrp {
> + fsl,pins = <
> + MX8ULP_PAD_PTE15__ENET0_MDC 0x43
> + MX8ULP_PAD_PTE14__ENET0_MDIO 0x43
> + MX8ULP_PAD_PTE17__ENET0_RXER 0x43
> + MX8ULP_PAD_PTE18__ENET0_CRS_DV 0x43
> + MX8ULP_PAD_PTF1__ENET0_RXD0 0x43
> + MX8ULP_PAD_PTE20__ENET0_RXD1 0x43
> + MX8ULP_PAD_PTE16__ENET0_TXEN 0x43
> + MX8ULP_PAD_PTE23__ENET0_TXD0 0x43
> + MX8ULP_PAD_PTE22__ENET0_TXD1 0x43
> + MX8ULP_PAD_PTE19__ENET0_REFCLK 0x43
> + MX8ULP_PAD_PTF10__ENET0_1588_CLKIN 0x43
> + >;
> + };
> +
> + pinctrl_lpuart5: lpuart5grp {
> + fsl,pins = <
> + MX8ULP_PAD_PTF14__LPUART5_TX 0x3
> + MX8ULP_PAD_PTF15__LPUART5_RX 0x3
> + >;
> + };
> +
> + pinctrl_otgid1: usb1grp {
> + fsl,pins = <
> + MX8ULP_PAD_PTF2__USB0_ID 0x10003
> + >;
> + };
> +
> + pinctrl_otgid2: usb2grp {
> + fsl,pins = <
> + MX8ULP_PAD_PTD23__USB1_ID 0x10003
> + >;
> + };
> +
> + pinctrl_usdhc0: usdhc0grp {
> + fsl,pins = <
> + MX8ULP_PAD_PTD1__SDHC0_CMD 0x43
> + MX8ULP_PAD_PTD2__SDHC0_CLK 0x10042
> + MX8ULP_PAD_PTD10__SDHC0_D0 0x43
> + MX8ULP_PAD_PTD9__SDHC0_D1 0x43
> + MX8ULP_PAD_PTD8__SDHC0_D2 0x43
> + MX8ULP_PAD_PTD7__SDHC0_D3 0x43
> + MX8ULP_PAD_PTD6__SDHC0_D4 0x43
> + MX8ULP_PAD_PTD5__SDHC0_D5 0x43
> + MX8ULP_PAD_PTD4__SDHC0_D6 0x43
> + MX8ULP_PAD_PTD3__SDHC0_D7 0x43
> + MX8ULP_PAD_PTD11__SDHC0_DQS 0x10042
> + >;
> + };
> +};
> --
> 2.26.2
>
>
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