| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Configuation settings for the BuS EB+CPU5283 boards (aka EB+MCF-EV123) |
| * |
| * (C) Copyright 2005-2009 BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> |
| */ |
| |
| #ifndef _CONFIG_EB_CPU5282_H_ |
| #define _CONFIG_EB_CPU5282_H_ |
| |
| /*----------------------------------------------------------------------* |
| * High Level Configuration Options (easy to change) * |
| *----------------------------------------------------------------------*/ |
| |
| #define CFG_SYS_UART_PORT (0) |
| |
| /*----------------------------------------------------------------------* |
| * Options * |
| *----------------------------------------------------------------------*/ |
| |
| #define STATUS_LED_ACTIVE 0 |
| |
| /*----------------------------------------------------------------------* |
| * Configuration for environment * |
| * Environment is in the second sector of the first 256k of flash * |
| *----------------------------------------------------------------------*/ |
| |
| /*#define CFG_SYS_DRAM_TEST 1 */ |
| #undef CFG_SYS_DRAM_TEST |
| |
| /*----------------------------------------------------------------------* |
| * Clock and PLL Configuration * |
| *----------------------------------------------------------------------*/ |
| #define CFG_SYS_CLK 80000000 /* 8MHz * 8 */ |
| |
| /* PLL Configuration: Ext Clock * 8 (see table 9-4 of MCF user manual) */ |
| |
| #define CFG_SYS_MFD 0x02 /* PLL Multiplication Factor Devider */ |
| #define CFG_SYS_RFD 0x00 /* PLL Reduce Frecuency Devider */ |
| |
| /*----------------------------------------------------------------------* |
| * Network * |
| *----------------------------------------------------------------------*/ |
| |
| #ifdef CONFIG_MCFFEC |
| #define CONFIG_OVERWRITE_ETHADDR_ONCE |
| #endif |
| |
| /*------------------------------------------------------------------------- |
| * 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 |
| |
| /*----------------------------------------------------------------------- |
| * 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_BASE0 0x00000000 |
| #define CFG_SYS_SDRAM_SIZE0 16 /* SDRAM size in MB */ |
| |
| #define CFG_SYS_SDRAM_BASE CFG_SYS_SDRAM_BASE0 |
| #define CFG_SYS_SDRAM_SIZE CFG_SYS_SDRAM_SIZE0 |
| |
| /* |
| * 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 (8 << 20) /* Initial Memory map for Linux */ |
| |
| /*----------------------------------------------------------------------- |
| * FLASH organization |
| */ |
| |
| #define CFG_SYS_FLASH_BASE CFG_SYS_CS0_BASE |
| #define CFG_SYS_INT_FLASH_BASE 0xF0000000 |
| #define CFG_SYS_INT_FLASH_ENABLE 0x21 |
| |
| #define CFG_SYS_FLASH_SIZE 16*1024*1024 |
| |
| #define CFG_SYS_FLASH_BANKS_LIST { CFG_SYS_FLASH_BASE } |
| |
| /*----------------------------------------------------------------------- |
| * 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_DCM) |
| #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_DISD | \ |
| CF_CACR_CEIB | CF_CACR_DBWE | \ |
| CF_CACR_EUSP) |
| |
| /*----------------------------------------------------------------------- |
| * Memory bank definitions |
| */ |
| |
| #define CFG_SYS_CS0_BASE 0xFF000000 |
| #define CFG_SYS_CS0_CTRL 0x00001980 |
| #define CFG_SYS_CS0_MASK 0x00FF0001 |
| |
| #define CFG_SYS_CS2_BASE 0xE0000000 |
| #define CFG_SYS_CS2_CTRL 0x00001980 |
| #define CFG_SYS_CS2_MASK 0x000F0001 |
| |
| #define CFG_SYS_CS3_BASE 0xE0100000 |
| #define CFG_SYS_CS3_CTRL 0x00001980 |
| #define CFG_SYS_CS3_MASK 0x000F0001 |
| |
| /*----------------------------------------------------------------------- |
| * Port configuration |
| */ |
| #define CFG_SYS_PACNT 0x0000000 /* Port A D[31:24] */ |
| #define CFG_SYS_PADDR 0x0000000 |
| #define CFG_SYS_PADAT 0x0000000 |
| |
| #define CFG_SYS_PBCNT 0x0000000 /* Port B D[23:16] */ |
| #define CFG_SYS_PBDDR 0x0000000 |
| #define CFG_SYS_PBDAT 0x0000000 |
| |
| #define CFG_SYS_PDCNT 0x0000000 /* Port D D[07:00] */ |
| |
| #define CFG_SYS_PASPAR 0x0F0F |
| #define CFG_SYS_PEHLPAR 0xC0 |
| #define CFG_SYS_PUAPAR 0x0F |
| #define CFG_SYS_DDRUA 0x05 |
| #define CFG_SYS_PJPAR 0xFF |
| |
| #endif /* _CONFIG_M5282EVB_H */ |
| /*---------------------------------------------------------------------*/ |