| | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| | 2 | /* |
| | 3 | * Copyright (C) 2016 Freescale Semiconductor, Inc. |
| | 4 | * |
| | 5 | * Configuration settings for the Embedded Artists i.MX7ULP COM board. |
| | 6 | */ |
| | 7 | |
| | 8 | #ifndef __MX7ULP_COM_CONFIG_H |
| | 9 | #define __MX7ULP_COM_CONFIG_H |
| | 10 | |
| | 11 | #include <linux/sizes.h> |
| | 12 | #include <asm/arch/imx-regs.h> |
| | 13 | |
| | 14 | #ifdef CONFIG_SPL |
| | 15 | #include "imx7ulp_spl.h" |
| | 16 | #endif |
| | 17 | |
| | 18 | /* Using ULP WDOG for reset */ |
| | 19 | #define WDOG_BASE_ADDR WDG1_RBASE |
| | 20 | |
| | 21 | #define CFG_SYS_HZ_CLOCK 1000000 /* Fixed at 1MHz from TSTMR */ |
| | 22 | |
| | 23 | /* UART */ |
| | 24 | #define LPUART_BASE LPUART4_RBASE |
| | 25 | |
| | 26 | /* Physical Memory Map */ |
| | 27 | |
| | 28 | #define PHYS_SDRAM 0x60000000 |
| | 29 | #define CFG_SYS_SDRAM_BASE PHYS_SDRAM |
| | 30 | |
| | 31 | #define CFG_EXTRA_ENV_SETTINGS \ |
| | 32 | "image=zImage\0" \ |
| | 33 | "console=ttyLP0\0" \ |
| | 34 | "fdt_high=0xffffffff\0" \ |
| | 35 | "initrd_high=0xffffffff\0" \ |
| | 36 | "fdt_file=imx7ulp-com.dtb\0" \ |
| | 37 | "fdt_addr=0x63000000\0" \ |
| | 38 | "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \ |
| | 39 | "mmcpart=1\0" \ |
| | 40 | "mmcroot=/dev/mmcblk0p2 rootwait rw\0" \ |
| | 41 | "mmcargs=setenv bootargs console=${console},${baudrate} " \ |
| | 42 | "root=${mmcroot}\0" \ |
| | 43 | "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ |
| | 44 | "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ |
| | 45 | "mmcboot=echo Booting from mmc ...; " \ |
| | 46 | "run mmcargs; " \ |
| | 47 | "if run loadfdt; then " \ |
| | 48 | "bootz ${loadaddr} - ${fdt_addr}; " \ |
| | 49 | "fi;\0" \ |
| | 50 | |
| | 51 | #define CFG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR |
| | 52 | #define CFG_SYS_INIT_RAM_SIZE SZ_256K |
| | 53 | |
| | 54 | #endif /* __CONFIG_H */ |
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