2019-12-09 13:43:03 +00:00
|
|
|
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
|
|
/*
|
|
|
|
* Copyright (C) 2016 Freescale Semiconductor, Inc.
|
|
|
|
*
|
|
|
|
* Configuration settings for the Embedded Artists i.MX7ULP COM board.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef __MX7ULP_COM_CONFIG_H
|
|
|
|
#define __MX7ULP_COM_CONFIG_H
|
|
|
|
|
|
|
|
#include <linux/sizes.h>
|
|
|
|
#include <asm/arch/imx-regs.h>
|
|
|
|
|
2021-09-12 14:32:57 +00:00
|
|
|
#ifdef CONFIG_SPL
|
|
|
|
#include "imx7ulp_spl.h"
|
|
|
|
#endif
|
|
|
|
|
2019-12-09 13:43:03 +00:00
|
|
|
#define CONFIG_SYS_BOOTM_LEN 0x1000000
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Detect overlap between U-Boot image and environment area in build-time
|
|
|
|
*
|
|
|
|
* CONFIG_BOARD_SIZE_LIMIT = CONFIG_ENV_OFFSET - u-boot-dtb.imx offset
|
|
|
|
* CONFIG_BOARD_SIZE_LIMIT = 768k - 1k = 767k = 785408
|
|
|
|
*
|
|
|
|
* Currently CONFIG_BOARD_SIZE_LIMIT does not handle expressions, so
|
|
|
|
* write the direct value here
|
|
|
|
*/
|
|
|
|
#define CONFIG_BOARD_SIZE_LIMIT 785408
|
|
|
|
#define CONFIG_MMCROOT "/dev/mmcblk0p2"
|
|
|
|
|
|
|
|
/* Using ULP WDOG for reset */
|
|
|
|
#define WDOG_BASE_ADDR WDG1_RBASE
|
|
|
|
|
|
|
|
#define CONFIG_SYS_HZ_CLOCK 1000000 /* Fixed at 1MHz from TSTMR */
|
|
|
|
|
|
|
|
/* UART */
|
|
|
|
#define LPUART_BASE LPUART4_RBASE
|
|
|
|
|
|
|
|
/* Physical Memory Map */
|
|
|
|
|
|
|
|
#define PHYS_SDRAM 0x60000000
|
|
|
|
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
|
|
|
|
|
|
|
|
#define CONFIG_EXTRA_ENV_SETTINGS \
|
|
|
|
"image=zImage\0" \
|
|
|
|
"console=ttyLP0\0" \
|
|
|
|
"fdt_high=0xffffffff\0" \
|
|
|
|
"initrd_high=0xffffffff\0" \
|
|
|
|
"fdt_file=imx7ulp-com.dtb\0" \
|
|
|
|
"fdt_addr=0x63000000\0" \
|
|
|
|
"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
|
2021-12-11 19:55:52 +00:00
|
|
|
"mmcpart=1\0" \
|
2019-12-09 13:43:03 +00:00
|
|
|
"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
|
|
|
|
"mmcargs=setenv bootargs console=${console},${baudrate} " \
|
|
|
|
"root=${mmcroot}\0" \
|
|
|
|
"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
|
|
|
|
"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
|
|
|
|
"mmcboot=echo Booting from mmc ...; " \
|
|
|
|
"run mmcargs; " \
|
|
|
|
"if run loadfdt; then " \
|
|
|
|
"bootz ${loadaddr} - ${fdt_addr}; " \
|
|
|
|
"fi;\0" \
|
|
|
|
|
|
|
|
#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
|
|
|
|
#define CONFIG_SYS_INIT_RAM_SIZE SZ_256K
|
|
|
|
|
|
|
|
#define CONFIG_SYS_INIT_SP_OFFSET \
|
|
|
|
(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
|
|
|
|
#define CONFIG_SYS_INIT_SP_ADDR \
|
|
|
|
(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
|
|
|
|
|
|
|
|
#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
|
|
|
|
#endif /* __CONFIG_H */
|