120 lines
3.7 KiB
C
120 lines
3.7 KiB
C
/*
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* Sysam AMCORE board configuration
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*
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* (C) Copyright 2016 Angelo Dureghello <angelo@sysam.it>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __AMCORE_CONFIG_H
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#define __AMCORE_CONFIG_H
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#define CONFIG_AMCORE
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#define CONFIG_HOSTNAME AMCORE
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#define CONFIG_MCFTMR
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#define CONFIG_MCFUART
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#define CONFIG_SYS_UART_PORT 0
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#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#define CONFIG_BOOTCOMMAND "bootm ffc20000"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"upgrade_uboot=loady; " \
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"protect off 0xffc00000 0xffc1ffff; " \
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"erase 0xffc00000 0xffc1ffff; " \
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"cp.b 0x20000 0xffc00000 ${filesize}\0" \
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"upgrade_kernel=loady; " \
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"erase 0xffc20000 0xffefffff; " \
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"cp.b 0x20000 0xffc20000 ${filesize}\0" \
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"upgrade_jffs2=loady; " \
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"erase 0xfff00000 0xffffffff; " \
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"cp.b 0x20000 0xfff00000 ${filesize}\0"
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/* undef to save memory */
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#undef CONFIG_SYS_LONGHELP
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#define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */
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#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
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#define CONFIG_SYS_LOAD_ADDR 0x20000 /* default load address */
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#define CONFIG_SYS_MEMTEST_START 0x0
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#define CONFIG_SYS_MEMTEST_END 0x1000000
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#define CONFIG_SYS_HZ 1000
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#define CONFIG_SYS_CLK 45000000
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#define CONFIG_SYS_CPU_CLK (CONFIG_SYS_CLK * 2)
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/* Register Base Addrs */
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#define CONFIG_SYS_MBAR 0x10000000
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/* Definitions for initial stack pointer and data area (in DPRAM) */
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#define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
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/* size of internal SRAM */
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#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \
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GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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#define CONFIG_SYS_SDRAM_BASE 0x00000000
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#define CONFIG_SYS_SDRAM_SIZE 0x1000000
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#define CONFIG_SYS_FLASH_BASE 0xffc00000
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_MAX_FLASH_SECT 1024
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#define CONFIG_SYS_FLASH_ERASE_TOUT 1000
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
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/* amcore design has flash data bytes wired swapped */
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#define CONFIG_SYS_WRITE_SWAPPED_DATA
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/* reserve 128-4KB */
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#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
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#define CONFIG_SYS_MONITOR_LEN ((128 - 4) * 1024)
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#define CONFIG_SYS_MALLOC_LEN (1 * 1024 * 1024)
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#define CONFIG_SYS_BOOTPARAMS_LEN (64 * 1024)
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#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + \
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CONFIG_SYS_MONITOR_LEN)
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#define CONFIG_ENV_SIZE 0x1000
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#define CONFIG_ENV_SECT_SIZE 0x1000
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#define LDS_BOARD_TEXT \
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. = DEFINED(env_offset) ? env_offset : .; \
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env/embedded.o(.text*);
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/* memory map space for linux boot data */
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#define CONFIG_SYS_BOOTMAPSZ (8 << 20)
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/*
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* Cache Configuration
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*
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* Special 8K version 3 core cache.
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* This is a single unified instruction/data cache.
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* sdram - single region - no masks
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*/
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#define CONFIG_SYS_CACHELINE_SIZE 16
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#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
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CONFIG_SYS_INIT_RAM_SIZE - 8)
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#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
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CONFIG_SYS_INIT_RAM_SIZE - 4)
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#define CONFIG_SYS_ICACHE_INV (CF_CACR_CINVA)
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#define CONFIG_SYS_CACHE_ACR0 (CF_ACR_CM_WT | CF_ACR_SM_ALL | \
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CF_ACR_EN)
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#define CONFIG_SYS_CACHE_ICACR (CF_CACR_DCM_P | CF_CACR_ESB | \
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CF_CACR_EC)
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/* CS0 - AMD Flash, address 0xffc00000 */
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#define CONFIG_SYS_CS0_BASE (CONFIG_SYS_FLASH_BASE>>16)
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/* 4MB, AA=0,V=1 C/I BIT for errata */
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#define CONFIG_SYS_CS0_MASK 0x003f0001
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/* WS=10, AA=1, PS=16bit (10) */
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#define CONFIG_SYS_CS0_CTRL 0x1980
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/* CS1 - DM9000 Ethernet Controller, address 0x30000000 */
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#define CONFIG_SYS_CS1_BASE 0x3000
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#define CONFIG_SYS_CS1_MASK 0x00070001
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#define CONFIG_SYS_CS1_CTRL 0x0100
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#endif /* __AMCORE_CONFIG_H */
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