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/* 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 */
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