| /* SPDX-License-Identifier: GPL-2.0+ */ | |
| /* | |
| * (C) Copyright 2007-2008 | |
| * Stelian Pop <stelian@popies.net> | |
| * Lead Tech Design <www.leadtechdesign.com> | |
| * | |
| * (C) Copyright 2009-2015 | |
| * Daniel Gorsulowski <daniel.gorsulowski@esd.eu> | |
| * esd electronic system design gmbh <www.esd.eu> | |
| * | |
| * Configuation settings for the esd MEESC board. | |
| */ | |
| #ifndef __CONFIG_H | |
| #define __CONFIG_H | |
| /* | |
| * SoC must be defined first, before hardware.h is included. | |
| * In this case SoC is defined in boards.cfg. | |
| */ | |
| #include <asm/hardware.h> | |
| /* | |
| * Warning: changing CONFIG_SYS_TEXT_BASE requires | |
| * adapting the initial boot program. | |
| * Since the linker has to swallow that define, we must use a pure | |
| * hex number here! | |
| */ | |
| /* ARM asynchronous clock */ | |
| #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* 32.768 kHz crystal */ | |
| #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000/* 16.0 MHz crystal */ | |
| /* Misc CPU related */ | |
| #define CONFIG_SKIP_LOWLEVEL_INIT | |
| #define CONFIG_ARCH_CPU_INIT | |
| #define CONFIG_SETUP_MEMORY_TAGS | |
| #define CONFIG_INITRD_TAG | |
| #define CONFIG_SERIAL_TAG | |
| #define CONFIG_REVISION_TAG | |
| #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ | |
| #define CONFIG_PREBOOT /* enable preboot variable */ | |
| /* | |
| * Hardware drivers | |
| */ | |
| /* | |
| * BOOTP options | |
| */ | |
| #define CONFIG_BOOTP_BOOTFILESIZE | |
| /* | |
| * SDRAM: 1 bank, min 32, max 128 MB | |
| * Initialized before u-boot gets started. | |
| */ | |
| #define PHYS_SDRAM ATMEL_BASE_CS1 /* 0x20000000 */ | |
| #define PHYS_SDRAM_SIZE 0x02000000 /* 32 MByte */ | |
| #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM | |
| #define CONFIG_SYS_SDRAM_SIZE PHYS_SDRAM_SIZE | |
| #define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x00100000) | |
| #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x01E00000) | |
| #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x00100000) | |
| /* | |
| * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, | |
| * leaving the correct space for initial global data structure above | |
| * that address while providing maximum stack area below. | |
| */ | |
| #define CONFIG_SYS_INIT_SP_ADDR \ | |
| (ATMEL_BASE_SRAM0 + 16 * 1024 - GENERATED_GBL_DATA_SIZE) | |
| /* NAND flash */ | |
| #ifdef CONFIG_CMD_NAND | |
| # define CONFIG_SYS_MAX_NAND_DEVICE 1 | |
| # define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 /* 0x40000000 */ | |
| # define CONFIG_SYS_NAND_DBW_8 | |
| # define CONFIG_SYS_NAND_MASK_ALE (1 << 21) | |
| # define CONFIG_SYS_NAND_MASK_CLE (1 << 22) | |
| # define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(15) | |
| # define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PA(22) | |
| #endif | |
| /* Ethernet */ | |
| #define CONFIG_MACB | |
| #define CONFIG_RMII | |
| #define CONFIG_NET_RETRY_COUNT 20 | |
| #undef CONFIG_RESET_PHY_R | |
| /* hw-controller addresses */ | |
| #define CONFIG_ET1100_BASE 0x70000000 | |
| #ifdef CONFIG_SYS_USE_DATAFLASH | |
| /* bootstrap + u-boot + env in dataflash on CS0 */ | |
| #define CONFIG_ENV_OFFSET 0x4200 | |
| #define CONFIG_ENV_SIZE 0x4200 | |
| #define CONFIG_ENV_SECT_SIZE 0x210 | |
| #elif CONFIG_SYS_USE_NANDFLASH | |
| /* bootstrap + u-boot + env + linux in nandflash */ | |
| # define CONFIG_ENV_OFFSET 0xC0000 | |
| # define CONFIG_ENV_SIZE 0x20000 | |
| #endif | |
| #define CONFIG_SYS_CBSIZE 512 | |
| /* | |
| * Size of malloc() pool | |
| */ | |
| #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \ | |
| 128*1024, 0x1000) | |
| #endif |