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u-boot/include/configs/stamp9g20.h
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files 
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

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7.2 KiB
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/*
* (C) Copyright 2007-2008
* Stelian Pop <stelian@popies.net>
* Lead Tech Design <www.leadtechdesign.com>
*
* (C) Copyright 2010
* Achim Ehrlich <aehrlich@taskit.de>
* taskit GmbH <www.taskit.de>
*
* (C) Copyright 2012
* Markus Hubig <mhubig@imko.de>
* IMKO GmbH <www.imko.de>
*
* Configuation settings for the stamp9g20 CPU module.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* SoC must be defined first, before hardware.h is included.
* In this case SoC is defined in boards.cfg.
*/
#include <asm/hardware.h>
/*
* 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 0x23f00000
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */
#define CONFIG_SYS_HZ 1000 /* 1ms resolution */
/* misc settings */
#define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */
#define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */
#define CONFIG_INITRD_TAG /* pass initrd param to kernel */
#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
#define CONFIG_BOARD_EARLY_INIT_f /* call board_early_init_f() */
#define CONFIG_BOARD_POSTCLK_INIT /* call board_postclk_init() */
#define CONFIG_DISPLAY_CPUINFO /* display CPU Info at startup */
/* setting board specific options */
#ifdef CONFIG_PORTUXG20
# define CONFIG_MACH_TYPE MACH_TYPE_PORTUXG20
# define CONFIG_MACB
#else
# define CONFIG_MACH_TYPE MACH_TYPE_STAMP9G20
#endif
/*
* SDRAM: 1 bank, 64 MB, base address 0x20000000
* Already initialized before u-boot gets started.
*/
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
#define CONFIG_SYS_SDRAM_SIZE (64 << 20)
/*
* Perform a SDRAM Memtest from the start of SDRAM
* till the beginning of the U-Boot position in RAM.
*/
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000)
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN \
ROUND(3 * CONFIG_ENV_SIZE + (128 << 10), 0x1000)
/*
* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
* leaving the correct space for initial global data structure above that
* address while providing maximum stack area below.
*/
#define CONFIG_SYS_INIT_SP_ADDR \
(ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
/* NAND flash settings */
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_NO_FLASH
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
#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_PC13
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
#define CONFIG_AT91_GPIO /* enable the GPIO features */
#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
#define CONFIG_BAUDRATE 115200
/* LED configuration */
#define CONFIG_STATUS_LED
#define CONFIG_BOARD_SPECIFIC_LED
/* The LED PINs */
#define CONFIG_RED_LED AT91_PIN_PC5
#define CONFIG_GREEN_LED AT91_PIN_PC4
#define CONFIG_YELLOW_LED AT91_PIN_PC10
#define STATUS_LED_RED 0
#define STATUS_LED_GREEN 1
#define STATUS_LED_YELLOW 2
/* Red LED */
#define STATUS_LED_BIT STATUS_LED_RED
#define STATUS_LED_STATE STATUS_LED_OFF
#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
/* Green LED */
#define STATUS_LED_BIT1 STATUS_LED_GREEN
#define STATUS_LED_STATE1 STATUS_LED_ON
#define STATUS_LED_PERIOD1 (CONFIG_SYS_HZ / 2)
/* Yellow LED */
#define STATUS_LED_BIT2 STATUS_LED_YELLOW
#define STATUS_LED_STATE2 STATUS_LED_OFF
#define STATUS_LED_PERIOD2 (CONFIG_SYS_HZ / 2)
/* Boot status LED */
#define STATUS_LED_BOOT STATUS_LED_GREEN
/*
* Ethernet configuration
*
* PortuxG20 has always ethernet but for Stamp9G20 you
* can enable it here if your baseboard features ethernet.
*/
/* #define CONFIG_MACB */
#ifdef CONFIG_MACB
# define CONFIG_RMII /* use reduced MII inteface */
# define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */
/* BOOTP and DHCP options */
# define CONFIG_BOOTP_BOOTFILESIZE
# define CONFIG_BOOTP_BOOTPATH
# define CONFIG_BOOTP_GATEWAY
# define CONFIG_BOOTP_HOSTNAME
# define CONFIG_NFSBOOTCOMMAND \
"setenv autoload yes; setenv autoboot yes; " \
"setenv bootargs ${basicargs} ${mtdparts} " \
"root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \
"dhcp"
#endif /* CONFIG_MACB */
/* Enable the watchdog */
#define CONFIG_AT91SAM9_WATCHDOG
#define CONFIG_HW_WATCHDOG
/* USB configuration */
#define CONFIG_USB_ATMEL
#define CONFIG_USB_OHCI_NEW
#define CONFIG_USB_STORAGE
#define CONFIG_DOS_PARTITION
#define CONFIG_SYS_USB_OHCI_CPU_INIT
#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
/* General Boot Parameter */
#define CONFIG_BOOTDELAY 3
#define CONFIG_BOOTCOMMAND "run flashboot"
#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
/*
* RAM Memory address where to put the
* Linux Kernel befor starting.
*/
#define CONFIG_SYS_LOAD_ADDR 0x22000000
/*
* The NAND Flash partitions:
* ==========================================
* 0x0000000-0x001ffff -> 128k, bootstrap
* 0x0020000-0x005ffff -> 256k, u-boot
* 0x0060000-0x007ffff -> 128k, env1
* 0x0080000-0x009ffff -> 128k, env2 (backup)
* 0x0100000-0x06fffff -> 6M, kernel
* 0x0700000-0x8000000 -> 121M, RootFS
*/
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET ((128 + 256) << 10)
#define CONFIG_ENV_OFFSET_REDUND ((128 + 256 + 128) << 10)
#define CONFIG_ENV_SIZE (128 << 10)
/*
* Predefined environment variables.
* Usefull to define some easy to use boot commands.
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
\
"basicargs=console=ttyS0,115200\0" \
\
"mtdparts=mtdparts=atmel_nand:128k(bootstrap)ro," \
"256k(uboot)ro,128k(env1)ro," \
"128k(env2)ro,6M(linux),-(root)rw\0" \
\
"flashboot=setenv bootargs ${basicargs} ${mtdparts} " \
"root=/dev/mtdblock5 rootfstype=jffs2; " \
"nand read 0x22000000 0x100000 0x600000; " \
"bootm 22000000\0" \
\
"sdboot=setenv bootargs ${basicargs} ${mtdparts} " \
"root=/dev/mmcblk0p1 rootwait; " \
"nand read 0x22000000 0x100000 0x600000; " \
"bootm 22000000"
/* Command line & features configuration */
#include <config_cmd_default.h>
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_IMLS
#undef CONFIG_CMD_LOADS
#define CONFIG_CMD_NAND
#define CONFIG_CMD_USB
#define CONFIG_CMD_FAT
#define CONFIG_CMD_LED
#ifdef CONFIG_MACB
# define CONFIG_CMD_PING
# define CONFIG_CMD_DHCP
#else
# undef CONFIG_CMD_BOOTD
# undef CONFIG_CMD_NET
# undef CONFIG_CMD_NFS
#endif /* CONFIG_MACB */
#endif /* __CONFIG_H */
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