/* SPDX-License-Identifier: GPL-2.0+ */ /* * Configuation settings for the Freescale MCF5329 FireEngine board. * * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. * TsiChung Liew (Tsi-Chung.Liew@freescale.com) */ /* * board/config.h - configuration options, board specific */ #ifndef _M5235EVB_H #define _M5235EVB_H /* * High Level Configuration Options * (easy to change) */ #define CFG_SYS_UART_PORT (0) /* I2C */ #define CFG_SYS_I2C_PINMUX_REG (gpio->par_qspi) #define CFG_SYS_I2C_PINMUX_CLR ~(GPIO_PAR_FECI2C_SCL_MASK | GPIO_PAR_FECI2C_SDA_MASK) #define CFG_SYS_I2C_PINMUX_SET (GPIO_PAR_FECI2C_SCL_I2CSCL | GPIO_PAR_FECI2C_SDA_I2CSDA) /* this must be included AFTER the definition of CONFIG COMMANDS (if any) */ #define CONFIG_EXTRA_ENV_SETTINGS \ "netdev=eth0\0" \ "loadaddr=10000\0" \ "u-boot=u-boot.bin\0" \ "load=tftp ${loadaddr) ${u-boot}\0" \ "upd=run load; run prog\0" \ "prog=prot off ffe00000 ffe3ffff;" \ "era ffe00000 ffe3ffff;" \ "cp.b ${loadaddr} ffe00000 ${filesize};"\ "save\0" \ "" #define CONFIG_PRAM 512 /* 512 KB */ #define CFG_SYS_CLK 75000000 #define CFG_SYS_CPU_CLK CFG_SYS_CLK * 2 #define CFG_SYS_MBAR 0x40000000 /* * 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 0x20000000 #define CFG_SYS_INIT_RAM_SIZE 0x10000 /* Size of used area in internal SRAM */ #define CFG_SYS_INIT_RAM_CTRL 0x21 /*----------------------------------------------------------------------- * 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 */ /* * 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 ?? */ /* Initial Memory map for Linux */ #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_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_CINV) #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_DCM | \ CF_CACR_EUSP) /*----------------------------------------------------------------------- * Chipselect bank definitions */ /* * CS0 - NOR Flash 1, 2, 4, or 8MB * CS1 - Available * CS2 - Available * CS3 - Available * CS4 - Available * CS5 - Available * CS6 - Available * CS7 - Available */ #ifdef CONFIG_NORFLASH_PS32BIT # define CFG_SYS_CS0_BASE 0xFFC00000 # define CFG_SYS_CS0_MASK 0x003f0001 # define CFG_SYS_CS0_CTRL 0x00001D00 #else # define CFG_SYS_CS0_BASE 0xFFE00000 # define CFG_SYS_CS0_MASK 0x001f0001 # define CFG_SYS_CS0_CTRL 0x00001D80 #endif #endif /* _M5329EVB_H */