blob: 959e188d9ad162a51c39668183c317dc3348ffa2 [file] [log] [blame]
/*
* Common board functions for siemens AT91SAM9G45 based boards
* (C) Copyright 2013 Siemens AG
*
* Based on:
* U-Boot file: include/configs/at91sam9m10g45ek.h
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#include <asm/hardware.h>
#define MACH_TYPE_CORVUS 2066
/*
* Warning: changing CONFIG_SYS_TEXT_BASE requires
* adapting the initial boot program.
* Since the linker has to swallow that define, we must use a pure
* hex number here!
*/
#define CONFIG_SYS_TEXT_BASE 0x73f00000
#define CONFIG_AT91_LEGACY
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
#define CONFIG_AT91FAMILY
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_CMD_BOOTZ
#define CONFIG_OF_LIBFDT
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
#define CONFIG_AT91_GPIO
#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
/* serial console */
#define CONFIG_ATMEL_USART
#define CONFIG_USART_BASE ATMEL_BASE_DBGU
#define CONFIG_USART_ID ATMEL_ID_SYS
/* LED */
#define CONFIG_AT91_LED
#define CONFIG_RED_LED AT91_PIN_PD31 /* this is the user1 led */
#define CONFIG_GREEN_LED AT91_PIN_PD0 /* this is the user2 led */
#define CONFIG_BOOTDELAY 3
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#undef CONFIG_CMD_BDI
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_IMLS
#undef CONFIG_CMD_LOADS
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_NAND
#define CONFIG_CMD_USB
/* SDRAM */
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6
#define CONFIG_SYS_SDRAM_SIZE 0x08000000
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
/* No NOR flash */
#define CONFIG_SYS_NO_FLASH
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8
#endif
/* Ethernet */
#define CONFIG_MACB
#define CONFIG_RMII
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_AT91_WANTS_COMMON_PHY
/* USB */
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_ATMEL
#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 2
#define CONFIG_DOS_PARTITION
#define CONFIG_USB_STORAGE
#define CONFIG_SYS_LOAD_ADDR 0x72000000 /* load address */
/* bootstrap + u-boot + env in nandflash */
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET 0x100000
#define CONFIG_ENV_OFFSET_REDUND 0x180000
#define CONFIG_ENV_SIZE 0x20000
#define CONFIG_BOOTCOMMAND \
"nand read 0x70000000 0x200000 0x300000;" \
"bootm 0x70000000"
#define CONFIG_BOOTARGS \
"console=ttyS0,115200 earlyprintk " \
"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
"256k(env),256k(env_redundant),256k(spare)," \
"512k(dtb),6M(kernel)ro,-(rootfs) " \
"root=/dev/mtdblock7 rw rootfstype=jffs2"
#define CONFIG_BAUDRATE 115200
#define CONFIG_SYS_PROMPT "U-Boot> "
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_LONGHELP
#define CONFIG_CMDLINE_EDITING
#define CONFIG_AUTO_COMPLETE
#define CONFIG_SYS_HUSH_PARSER
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \
128*1024, 0x1000)
#endif