mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-06-09 23:36:03 +09:00
7d7c497d59
The Versatiles come up with the primary UART set to ttyAMA0 at 38400 baud, and unless we pass this to the kernel it will assume it is set to 9600 baud which will be quite awkward for the terminal, let's try to be helpful and inform the kernel what setting is used. Cc: Stefano Babic <sbabic@denx.de> Cc: Marek Vasut <marex@denx.de> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
221 lines
6.2 KiB
C
221 lines
6.2 KiB
C
/*
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* (C) Copyright 2003
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* Texas Instruments.
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* Kshitij Gupta <kshitij@ti.com>
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* Configuation settings for the TI OMAP Innovator board.
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*
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* (C) Copyright 2004
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* ARM Ltd.
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* Philippe Robin, <philippe.robin@arm.com>
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* Configuration for Versatile PB.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_ARM926EJS 1 /* This is an arm926ejs CPU core */
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#define CONFIG_VERSATILE 1 /* in Versatile Platform Board */
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#define CONFIG_ARCH_VERSATILE 1 /* Specifically, a Versatile */
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#define CONFIG_SYS_MEMTEST_START 0x100000
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#define CONFIG_SYS_MEMTEST_END 0x10000000
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#define CONFIG_SYS_TIMERBASE 0x101E2000 /* Timer 0 and 1 base */
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#define CONFIG_SYS_TIMER_RATE (1000000 / 256)
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#define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4)
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#define CONFIG_SYS_TIMER_COUNTS_DOWN
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/*
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* control registers
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*/
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#define VERSATILE_SCTL_BASE 0x101E0000 /* System controller */
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/*
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* System controller bit assignment
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*/
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#define VERSATILE_REFCLK 0
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#define VERSATILE_TIMCLK 1
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#define VERSATILE_TIMER1_EnSel 15
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#define VERSATILE_TIMER2_EnSel 17
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#define VERSATILE_TIMER3_EnSel 19
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#define VERSATILE_TIMER4_EnSel 21
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#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS 1
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#define CONFIG_MISC_INIT_R 1
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_ENV_SIZE 8192
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024)
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/*
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* Hardware drivers
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*/
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#define CONFIG_SMC91111
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#define CONFIG_SMC_USE_32_BIT
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#define CONFIG_SMC91111_BASE 0x10010000
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#undef CONFIG_SMC91111_EXT_PHY
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/*
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* NS16550 Configuration
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*/
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#define CONFIG_PL011_SERIAL
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#define CONFIG_PL011_CLOCK 24000000
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#define CONFIG_PL01x_PORTS \
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{(void *)CONFIG_SYS_SERIAL0, \
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(void *)CONFIG_SYS_SERIAL1 }
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#define CONFIG_CONS_INDEX 0
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#define CONFIG_BAUDRATE 38400
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#define CONFIG_SYS_SERIAL0 0x101F1000
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#define CONFIG_SYS_SERIAL1 0x101F2000
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/*
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* Command line configuration.
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*/
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#define CONFIG_CMD_BDI
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_FLASH
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#define CONFIG_CMD_IMI
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#define CONFIG_CMD_MEMORY
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_SAVEENV
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_BOOTDELAY 2
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#define CONFIG_BOOTARGS "root=/dev/nfs mem=128M ip=dhcp "\
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"netdev=25,0,0xf1010000,0xf1010010,eth0 "\
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"console=ttyAMA0,38400n1"
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/*
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* Static configuration when assigning fixed address
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*/
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#define CONFIG_BOOTFILE "/tftpboot/uImage" /* file to load */
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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/* Monitor Command Prompt */
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#ifdef CONFIG_ARCH_VERSATILE_AB
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# define CONFIG_SYS_PROMPT "VersatileAB # "
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#else
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# define CONFIG_SYS_PROMPT "VersatilePB # "
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#endif
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE \
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(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
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#define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */
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/*-----------------------------------------------------------------------
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* Physical Memory Map
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*/
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#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
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#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */
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#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */
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#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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#define CONFIG_SYS_INIT_RAM_ADDR 0x00800000
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#define CONFIG_SYS_INIT_RAM_SIZE 0x000FFFFF
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \
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GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
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CONFIG_SYS_GBL_DATA_OFFSET)
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#define CONFIG_BOARD_EARLY_INIT_F
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/*-----------------------------------------------------------------------
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* FLASH and environment organization
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*/
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#ifdef CONFIG_ARCH_VERSATILE_QEMU
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#define CONFIG_SYS_TEXT_BASE 0x10000
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#define CONFIG_SYS_NO_FLASH
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#define CONFIG_ENV_IS_NOWHERE
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#define CONFIG_SYS_MONITOR_LEN 0x80000
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#else
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#define CONFIG_SYS_TEXT_BASE 0x01000000
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/*
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* Use the CFI flash driver for ease of use
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*/
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_ENV_IS_IN_FLASH 1
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/*
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* System control register
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*/
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#define VERSATILE_SYS_BASE 0x10000000
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#define VERSATILE_SYS_FLASH_OFFSET 0x4C
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#define VERSATILE_FLASHCTRL \
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(VERSATILE_SYS_BASE + VERSATILE_SYS_FLASH_OFFSET)
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/* Enable writing to flash */
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#define VERSATILE_FLASHPROG_FLVPPEN (1 << 0)
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/* timeout values are in ticks */
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#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
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#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
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/*
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* Note that CONFIG_SYS_MAX_FLASH_SECT allows for a parameter block
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* i.e.
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* the bottom "sector" (bottom boot), or top "sector"
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* (top boot), is a seperate erase region divided into
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* 4 (equal) smaller sectors. This, notionally, allows
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* quicker erase/rewrire of the most frequently changed
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* area......
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* CONFIG_SYS_MAX_FLASH_SECT is padded up to a multiple of 4
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*/
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#ifdef CONFIG_ARCH_VERSATILE_AB
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#define FLASH_SECTOR_SIZE 0x00020000 /* 128 KB sectors */
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#define CONFIG_ENV_SECT_SIZE (2 * FLASH_SECTOR_SIZE)
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#define CONFIG_SYS_MAX_FLASH_SECT (520)
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#endif
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#ifdef CONFIG_ARCH_VERSATILE_PB /* Versatile PB is default */
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#define FLASH_SECTOR_SIZE 0x00040000 /* 256 KB sectors */
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#define CONFIG_ENV_SECT_SIZE FLASH_SECTOR_SIZE
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#define CONFIG_SYS_MAX_FLASH_SECT (260)
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#endif
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#define CONFIG_SYS_FLASH_BASE 0x34000000
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_MONITOR_LEN (4 * CONFIG_ENV_SECT_SIZE)
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/* The ARM Boot Monitor is shipped in the lowest sector of flash */
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#define FLASH_TOP (CONFIG_SYS_FLASH_BASE + PHYS_FLASH_SIZE)
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#define CONFIG_ENV_ADDR (FLASH_TOP - CONFIG_ENV_SECT_SIZE)
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#define CONFIG_ENV_OFFSET (CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
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#define CONFIG_SYS_MONITOR_BASE (CONFIG_ENV_ADDR - CONFIG_SYS_MONITOR_LEN)
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#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
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#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
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#endif
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#endif /* __CONFIG_H */
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