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_ENV_MMC_DEVICE_INDEX)"\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 */ 55