mirror of
https://github.com/AsahiLinux/u-boot
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994a51d9ac
Add support for the Polyhex Debix Model A SBC board. It is an industrial grade single board computer based on NXP's i.MX 8M Plus. Currently supported interfaces are: - Serial console - Micro SD - eQOS and FEC Ethernet imx8mp-debix-model-a.dts is taken from Linux 6.3. Signed-off-by: Gilles Talis <gilles.talis@gmail.com> Reviewed-by: Peng Fan <peng.fan@nxp.com>
54 lines
1.3 KiB
C
54 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2019 NXP
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* Copyright 2023 Gilles Talis <gilles.talis@gmail.com>
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*/
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#ifndef __IMX8MP_DEBIX_MODEL_A_H
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#define __IMX8MP_DEBIX_MODEL_A_H
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#include <linux/sizes.h>
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#include <linux/stringify.h>
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#include <asm/arch/imx-regs.h>
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#define CFG_SYS_UBOOT_BASE (QSPI0_AMBA_BASE + CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR * 512)
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#if defined(CONFIG_CMD_NET)
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#define CFG_FEC_MXC_PHYADDR 1
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#define PHY_ANEG_TIMEOUT 20000
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#endif
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#define BOOT_TARGET_DEVICES(func) \
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func(MMC, mmc, 1) \
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func(MMC, mmc, 2)
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#include <config_distro_bootcmd.h>
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/* Initial environment variables */
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#define CFG_EXTRA_ENV_SETTINGS \
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BOOTENV \
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"scriptaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
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"kernel_addr_r=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \
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"image=Image\0" \
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"console=ttymxc1,115200 earlycon=ec_imx6q,0x30890000,115200\0" \
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"fdt_addr_r=0x43000000\0" \
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"boot_fdt=try\0" \
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"fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" \
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"initrd_addr=0x43800000\0" \
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"bootm_size=0x10000000\0" \
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"mmcpart=1\0" \
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"mmcroot=/dev/mmcblk1p2 rootwait rw\0" \
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/* Link Definitions */
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#define CFG_SYS_INIT_RAM_ADDR 0x40000000
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#define CFG_SYS_INIT_RAM_SIZE 0x80000
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/* 2GB DDR */
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#define CFG_SYS_SDRAM_BASE 0x40000000
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#define PHYS_SDRAM 0x40000000
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#define PHYS_SDRAM_SIZE 0x80000000 /* 2 GB */
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#endif
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