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https://github.com/brain-hackers/u-boot-brain
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010e58d448
This patch introduces support for i.MX28 based XEA board. This board supports DM/DTS in U-Boot proper as well as DM aware drivers in SPL (u-boot.sb) by using OF_PLATDATA. More detailed information regarding usage of it can be found in ./board/liebherr/xea/README file. U-Boot SPL 2019.10-rc1-00233-g6aa549f05c (Aug 12 2019 - 09:23:36 +0200) Trying to boot from MMC1 MMC0: Command 8 timeout (status 0xf0344020) mmc_load_image_raw_sector: mmc block read error U-Boot 2019.10-rc1-00233-g6aa549f05c (Aug 12 2019 - 09:23:36 +0200) CPU: Freescale i.MX28 rev1.2 at 454 MHz BOOT: SSP SPI #3, master, 3V3 NOR Model: Liebherr (LWE) XEA i.MX28 Board DRAM: 128 MiB MMC: MXS MMC: 0 Loading Environment from SPI Flash... SF: Detected n25q128a13 with page size 256 Bytes, erase size 64 KiB, total 16 MiB OK In: serial Out: serial Err: serial Net: Warning: ethernet@800f0000 (eth0) using random MAC address - ce:e1:9e:46:f3:a2 eth0: ethernet@800f0000 Hit any key to stop autoboot: 0 Signed-off-by: Lukasz Majewski <lukma@denx.de>
111 lines
2.0 KiB
Plaintext
111 lines
2.0 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2019
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* Lukasz Majewski, DENX Software Engineering, lukma@denx.de
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*
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* SPDX-License-Identifier: GPL-2.0+ or X11
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*
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*/
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/dts-v1/;
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#include "imx28.dtsi"
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/ {
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model = "Liebherr (LWE) XEA i.MX28 Board";
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compatible = "lwe,xea", "fsl,imx28";
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aliases {
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spi3 = &ssp3;
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};
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memory@40000000 {
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device_type = "memory";
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reg = <0x40000000 0x10000000>;
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};
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reg_3p3v: regulator-3p3v {
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compatible = "regulator-fixed";
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regulator-name = "3P3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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reg_fec_3v3: regulator-fec-3v3 {
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compatible = "regulator-fixed";
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regulator-name = "fec-3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio0 0 GPIO_ACTIVE_HIGH>;
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};
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};
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&mac0 {
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phy-mode = "rmii";
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pinctrl-names = "default";
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pinctrl-0 = <&mac0_pins_a>;
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phy-supply = <®_fec_3v3>;
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phy-reset-gpios = <&gpio2 13 GPIO_ACTIVE_LOW>;
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phy-reset-duration = <1>;
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phy-reset-post-delay = <1>;
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status = "okay";
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fixed-link {
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speed = <100>;
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full-duplex;
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};
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};
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&ssp0 {
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compatible = "fsl,imx28-mmc";
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_8bit_pins_a>;
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bus-width = <8>;
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vmmc-supply = <®_3p3v>;
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non-removable;
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status = "okay";
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};
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&ssp3 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "fsl,imx28-spi";
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pinctrl-names = "default";
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pinctrl-0 = <&spi3_pins_b>;
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status = "okay";
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spi-max-frequency = <40000000>;
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num-cs = <2>;
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flash0: s25fl256s@0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "jedec,spi-nor";
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spi-max-frequency = <40000000>;
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reg = <0>;
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partition@0 {
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label = "SPL (spi)";
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reg = <0x0 0x10000>;
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read-only;
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};
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partition@1 {
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label = "u-boot (spi)";
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reg = <0x10000 0x70000>;
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read-only;
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};
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partition@2 {
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label = "uboot-env (spi)";
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reg = <0x80000 0x20000>;
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};
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partition@3 {
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label = "kernel (spi)";
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reg = <0x100000 0x400000>;
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};
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partition@4 {
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label = "swupdate (spi)";
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reg = <0x50000 0x800000>;
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};
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};
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};
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