| /* SPDX-License-Identifier: GPL-2.0+ */ | |
| /* | |
| * Configuation settings for the Motorola MC5275EVB board. | |
| * | |
| * By Arthur Shipkowski <art@videon-central.com> | |
| * Copyright (C) 2005 Videon Central, Inc. | |
| * | |
| * Based off of M5272C3 board code by Josef Baumgartner | |
| * <josef.baumgartner@telex.de> | |
| */ | |
| /* | |
| * board/config.h - configuration options, board specific | |
| */ | |
| #ifndef _M5275EVB_H | |
| #define _M5275EVB_H | |
| /* | |
| * High Level Configuration Options | |
| * (easy to change) | |
| */ | |
| #define CFG_SYS_UART_PORT (0) | |
| /* 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); | |
| /* Available command configuration */ | |
| /* I2C */ | |
| #define CFG_SYS_I2C_PINMUX_REG (gpio_reg->par_feci2c) | |
| #define CFG_SYS_I2C_PINMUX_CLR (0xFFF0) | |
| #define CFG_SYS_I2C_PINMUX_SET (0x000F) | |
| #define CFG_EXTRA_ENV_SETTINGS \ | |
| "netdev=eth0\0" \ | |
| "loadaddr=10000\0" \ | |
| "uboot=u-boot.bin\0" \ | |
| "load=tftp ${loadaddr} ${uboot}\0" \ | |
| "upd=run load; run prog\0" \ | |
| "prog=prot off ffe00000 ffe3ffff;" \ | |
| "era ffe00000 ffe3ffff;" \ | |
| "cp.b ${loadaddr} ffe00000 ${filesize};"\ | |
| "save\0" \ | |
| "" | |
| #define CFG_SYS_CLK 150000000 | |
| /* | |
| * Low Level Configuration Settings | |
| * (address mappings, register initial values, etc.) | |
| * You should know what you are doing if you make changes here. | |
| */ | |
| #define CFG_SYS_MBAR 0x40000000 | |
| /*----------------------------------------------------------------------- | |
| * Definitions for initial stack pointer and data area (in DPRAM) | |
| */ | |
| #define CFG_SYS_INIT_RAM_ADDR 0x20000000 | |
| #define CFG_SYS_INIT_RAM_SIZE 0x10000 /* Size of used area in internal SRAM */ | |
| /*----------------------------------------------------------------------- | |
| * 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 0x00000000 | |
| #define CFG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */ | |
| #define CFG_SYS_FLASH_BASE CFG_SYS_CS0_BASE | |
| /* | |
| * 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 | |
| */ | |
| #define CFG_SYS_FLASH_SIZE 0x200000 | |
| /*----------------------------------------------------------------------- | |
| * 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_CINV | CF_CACR_INVI) | |
| #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_CENB | CF_CACR_CINV | \ | |
| CF_CACR_DISD | CF_CACR_INVI | \ | |
| CF_CACR_CEIB | CF_CACR_DCM | \ | |
| CF_CACR_EUSP) | |
| /*----------------------------------------------------------------------- | |
| * Memory bank definitions | |
| */ | |
| #define CFG_SYS_CS0_BASE 0xffe00000 | |
| #define CFG_SYS_CS0_CTRL 0x00001980 | |
| #define CFG_SYS_CS0_MASK 0x001F0001 | |
| #define CFG_SYS_CS1_BASE 0x30000000 | |
| #define CFG_SYS_CS1_CTRL 0x00001900 | |
| #define CFG_SYS_CS1_MASK 0x00070001 | |
| #endif /* _M5275EVB_H */ |