| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Configuation settings for the Freescale MCF5373 FireEngine board. |
| * |
| * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc. |
| * TsiChung Liew (Tsi-Chung.Liew@freescale.com) |
| */ |
| |
| /* |
| * board/config.h - configuration options, board specific |
| */ |
| |
| #ifndef _M5373EVB_H |
| #define _M5373EVB_H |
| |
| #include <linux/stringify.h> |
| |
| /* |
| * High Level Configuration Options |
| * (easy to change) |
| */ |
| |
| #define CFG_SYS_UART_PORT (0) |
| |
| /* I2C */ |
| |
| #define CFG_EXTRA_ENV_SETTINGS \ |
| "netdev=eth0\0" \ |
| "loadaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0" \ |
| "u-boot=u-boot.bin\0" \ |
| "load=tftp ${loadaddr) ${u-boot}\0" \ |
| "upd=run load; run prog\0" \ |
| "prog=prot off 0 3ffff;" \ |
| "era 0 3ffff;" \ |
| "cp.b ${loadaddr} 0 ${filesize};" \ |
| "save\0" \ |
| "" |
| |
| #define CONFIG_PRAM 512 /* 512 KB */ |
| |
| #define CFG_SYS_CLK 80000000 |
| #define CFG_SYS_CPU_CLK CFG_SYS_CLK * 3 |
| |
| #define CFG_SYS_MBAR 0xFC000000 |
| |
| #define CFG_SYS_LATCH_ADDR (CFG_SYS_CS1_BASE + 0x80000) |
| |
| /* |
| * Low Level Configuration Settings |
| * (address mappings, register initial values, etc.) |
| * You should know what you are doing if you make changes here. |
| */ |
| /*----------------------------------------------------------------------- |
| * Definitions for initial stack pointer and data area (in DPRAM) |
| */ |
| #define CFG_SYS_INIT_RAM_ADDR 0x80000000 |
| #define CFG_SYS_INIT_RAM_SIZE 0x8000 /* Size of used area in internal SRAM */ |
| #define CFG_SYS_INIT_RAM_CTRL 0x221 |
| |
| /*----------------------------------------------------------------------- |
| * Start addresses for the final memory configuration |
| * (Set up by the startup code) |
| * Please note that CFG_SYS_SDRAM_BASE _must_ start at 0 |
| */ |
| #define CFG_SYS_SDRAM_BASE 0x40000000 |
| #define CFG_SYS_SDRAM_SIZE 32 /* SDRAM size in MB */ |
| #define CFG_SYS_SDRAM_CFG1 0x53722730 |
| #define CFG_SYS_SDRAM_CFG2 0x56670000 |
| #define CFG_SYS_SDRAM_CTRL 0xE1092000 |
| #define CFG_SYS_SDRAM_EMOD 0x40010000 |
| #define CFG_SYS_SDRAM_MODE 0x018D0000 |
| |
| /* |
| * For booting Linux, the board info and command line data |
| * have to be in the first 8 MB of memory, since this is |
| * the maximum mapped by the Linux kernel during initialization ?? |
| */ |
| #define CFG_SYS_BOOTMAPSZ (CFG_SYS_SDRAM_BASE + (CFG_SYS_SDRAM_SIZE << 20)) |
| |
| /*----------------------------------------------------------------------- |
| * FLASH organization |
| */ |
| #ifdef CONFIG_SYS_FLASH_CFI |
| # define CFG_SYS_FLASH_SIZE 0x800000 /* Max size that the board might have */ |
| #endif |
| |
| # define CFG_SYS_NAND_BASE CFG_SYS_CS2_BASE |
| # define CFG_SYS_NAND_BASE_LIST { CFG_SYS_NAND_BASE } |
| # define NAND_ALLOW_ERASE_ALL 1 |
| |
| #define CFG_SYS_FLASH_BASE CFG_SYS_CS0_BASE |
| |
| /* Configuration for environment |
| * Environment is embedded in u-boot in the second sector of the flash |
| */ |
| |
| #define LDS_BOARD_TEXT \ |
| . = DEFINED(env_offset) ? env_offset : .; \ |
| env/embedded.o(.text*); |
| |
| /*----------------------------------------------------------------------- |
| * Cache Configuration |
| */ |
| |
| #define ICACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \ |
| CFG_SYS_INIT_RAM_SIZE - 8) |
| #define DCACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \ |
| CFG_SYS_INIT_RAM_SIZE - 4) |
| #define CFG_SYS_ICACHE_INV (CF_CACR_CINVA) |
| #define CFG_SYS_CACHE_ACR0 (CFG_SYS_SDRAM_BASE | \ |
| CF_ADDRMASK(CFG_SYS_SDRAM_SIZE) | \ |
| CF_ACR_EN | CF_ACR_SM_ALL) |
| #define CFG_SYS_CACHE_ICACR (CF_CACR_EC | CF_CACR_CINVA | \ |
| CF_CACR_DCM_P) |
| |
| /*----------------------------------------------------------------------- |
| * Chipselect bank definitions |
| */ |
| /* |
| * CS0 - NOR Flash 1, 2, 4, or 8MB |
| * CS1 - CompactFlash and registers |
| * CS2 - NAND Flash 16, 32, or 64MB |
| * CS3 - Available |
| * CS4 - Available |
| * CS5 - Available |
| */ |
| #define CFG_SYS_CS0_BASE 0 |
| #define CFG_SYS_CS0_MASK 0x007f0001 |
| #define CFG_SYS_CS0_CTRL 0x00001fa0 |
| |
| #define CFG_SYS_CS1_BASE 0x10000000 |
| #define CFG_SYS_CS1_MASK 0x001f0001 |
| #define CFG_SYS_CS1_CTRL 0x002A3780 |
| |
| #define CFG_SYS_CS2_BASE 0x20000000 |
| #define CFG_SYS_CS2_MASK (16 << 20) |
| #define CFG_SYS_CS2_CTRL 0x00001f60 |
| |
| #endif /* _M5373EVB_H */ |