mirror of
https://github.com/AsahiLinux/u-boot
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8230925049
Add board specific EEPROM handling module, read the serial number from the EEPROM and pass it to Linux. Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il> Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
353 lines
10 KiB
C
353 lines
10 KiB
C
/*
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* (C) Copyright 2011 CompuLab, Ltd.
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* Mike Rapoport <mike@compulab.co.il>
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* Igor Grinberg <grinberg@compulab.co.il>
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*
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* Based on omap3_beagle.h
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* (C) Copyright 2006-2008
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* Texas Instruments.
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* Richard Woodruff <r-woodruff2@ti.com>
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* Syed Mohammed Khasim <x0khasim@ti.com>
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*
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* Configuration settings for the CompuLab CM-T35 and CM-T3730 boards
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc.
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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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*/
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#define CONFIG_OMAP /* in a TI OMAP core */
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#define CONFIG_OMAP34XX /* which is a 34XX */
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#define CONFIG_CM_T3X /* working with CM-T35 and CM-T3730 */
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#define CONFIG_SYS_TEXT_BASE 0x80008000
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#define CONFIG_SDRC /* The chip has SDRC controller */
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#include <asm/arch/cpu.h> /* get chip and board defs */
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#include <asm/arch/omap3.h>
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/*
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* Display CPU and Board information
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*/
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#define CONFIG_DISPLAY_CPUINFO
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#define CONFIG_DISPLAY_BOARDINFO
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/* Clock Defines */
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#define V_OSCK 26000000 /* Clock output from T2 */
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#define V_SCLK (V_OSCK >> 1)
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#undef CONFIG_USE_IRQ /* no support for IRQs */
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#define CONFIG_MISC_INIT_R
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#define CONFIG_OF_LIBFDT 1
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/*
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* The early kernel mapping on ARM currently only maps from the base of DRAM
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* to the end of the kernel image. The kernel is loaded at DRAM base + 0x8000.
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* The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000,
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* so that leaves DRAM base to DRAM base + 0x4000 available.
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*/
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#define CONFIG_SYS_BOOTMAPSZ 0x4000
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_REVISION_TAG
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#define CONFIG_SERIAL_TAG
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
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/* Sector */
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
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/*
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* Hardware drivers
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*/
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/*
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* NS16550 Configuration
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*/
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#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE (-4)
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#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
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/*
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* select serial console configuration
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*/
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#define CONFIG_CONS_INDEX 3
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#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
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#define CONFIG_SERIAL3 3 /* UART3 */
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/* allow to overwrite serial and ethaddr */
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
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115200}
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#define CONFIG_GENERIC_MMC
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#define CONFIG_MMC
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#define CONFIG_OMAP_HSMMC
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#define CONFIG_DOS_PARTITION
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/* USB */
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#define CONFIG_MUSB_UDC
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#define CONFIG_USB_OMAP3
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#define CONFIG_TWL4030_USB
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/* USB device configuration */
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#define CONFIG_USB_DEVICE
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#define CONFIG_USB_TTY
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#define CONFIG_SYS_CONSOLE_IS_IN_ENV
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/* commands to include */
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#include <config_cmd_default.h>
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_EXT2 /* EXT2 Support */
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#define CONFIG_CMD_FAT /* FAT support */
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#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
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#define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
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#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
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#define MTDIDS_DEFAULT "nand0=nand"
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#define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\
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"1920k(u-boot),128k(u-boot-env),"\
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"4m(kernel),-(fs)"
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#define CONFIG_CMD_I2C /* I2C serial bus support */
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#define CONFIG_CMD_MMC /* MMC support */
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#define CONFIG_CMD_NAND /* NAND support */
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_PING
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#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
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#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
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#undef CONFIG_CMD_IMLS /* List all found images */
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#define CONFIG_SYS_NO_FLASH
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#define CONFIG_HARD_I2C
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#define CONFIG_SYS_I2C_SPEED 100000
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#define CONFIG_SYS_I2C_SLAVE 1
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#define CONFIG_SYS_I2C_BUS 0
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#define CONFIG_SYS_I2C_BUS_SELECT 1
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#define CONFIG_DRIVER_OMAP34XX_I2C
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#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
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/*
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* TWL4030
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*/
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#define CONFIG_TWL4030_POWER
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#define CONFIG_TWL4030_LED
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/*
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* Board NAND Info.
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*/
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#define CONFIG_SYS_NAND_QUIET_TEST
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#define CONFIG_NAND_OMAP_GPMC
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#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
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/* to access nand */
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#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
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/* to access nand at */
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/* CS0 */
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#define GPMC_NAND_ECC_LP_x16_LAYOUT
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#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
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/* devices */
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#define CONFIG_JFFS2_NAND
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/* nand device jffs2 lives on */
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#define CONFIG_JFFS2_DEV "nand0"
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/* start of jffs2 partition */
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#define CONFIG_JFFS2_PART_OFFSET 0x680000
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#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
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/* partition */
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/* Environment information */
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#define CONFIG_BOOTDELAY 10
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"loadaddr=0x82000000\0" \
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"usbtty=cdc_acm\0" \
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"console=ttyS2,115200n8\0" \
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"mpurate=500\0" \
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"vram=12M\0" \
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"dvimode=1024x768MR-16@60\0" \
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"defaultdisplay=dvi\0" \
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"mmcdev=0\0" \
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"mmcroot=/dev/mmcblk0p2 rw\0" \
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"mmcrootfstype=ext3 rootwait\0" \
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"nandroot=/dev/mtdblock4 rw\0" \
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"nandrootfstype=jffs2\0" \
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"mmcargs=setenv bootargs console=${console} " \
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"mpurate=${mpurate} " \
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"vram=${vram} " \
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"omapfb.mode=dvi:${dvimode} " \
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"omapfb.debug=y " \
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"omapdss.def_disp=${defaultdisplay} " \
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"root=${mmcroot} " \
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"rootfstype=${mmcrootfstype}\0" \
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"nandargs=setenv bootargs console=${console} " \
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"mpurate=${mpurate} " \
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"vram=${vram} " \
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"omapfb.mode=dvi:${dvimode} " \
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"omapfb.debug=y " \
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"omapdss.def_disp=${defaultdisplay} " \
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"root=${nandroot} " \
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"rootfstype=${nandrootfstype}\0" \
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"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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"bootscript=echo Running bootscript from mmc ...; " \
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"source ${loadaddr}\0" \
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"loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
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"mmcboot=echo Booting from mmc ...; " \
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"run mmcargs; " \
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"bootm ${loadaddr}\0" \
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"nandboot=echo Booting from nand ...; " \
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"run nandargs; " \
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"nand read ${loadaddr} 280000 400000; " \
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"bootm ${loadaddr}\0" \
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#define CONFIG_BOOTCOMMAND \
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"if mmc rescan ${mmcdev}; then " \
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"if run loadbootscript; then " \
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"run bootscript; " \
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"else " \
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"if run loaduimage; then " \
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"run mmcboot; " \
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"else run nandboot; " \
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"fi; " \
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"fi; " \
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"else run nandboot; fi"
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_AUTO_COMPLETE
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_TIMESTAMP
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#define CONFIG_SYS_AUTOLOAD "no"
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#define CONFIG_SYS_LONGHELP /* undef to save memory */
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#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#define CONFIG_SYS_PROMPT "CM-T3x # "
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
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/* Boot Argument Buffer Size */
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#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
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#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */
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/* works on */
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#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
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0x01F00000) /* 31MB */
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#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
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/* load address */
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/*
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* OMAP3 has 12 GP timers, they can be driven by the system clock
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* (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
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* This rate is divided by a local divisor.
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*/
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#define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
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#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
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#define CONFIG_SYS_HZ 1000
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/*-----------------------------------------------------------------------
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* Stack sizes
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*
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* The stack sizes are set up in start.S using the settings below
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*/
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#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
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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 /* CS1 is never populated */
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#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
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#define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
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/*-----------------------------------------------------------------------
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* FLASH and environment organization
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*/
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/* **** PISMO SUPPORT *** */
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/* Configure the PISMO */
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#define PISMO1_NAND_SIZE GPMC_SIZE_128M
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#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
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#if defined(CONFIG_CMD_NAND)
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#define CONFIG_SYS_FLASH_BASE PISMO1_NAND_BASE
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#endif
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/* Monitor at start of flash */
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
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#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
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#define CONFIG_ENV_IS_IN_NAND
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#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
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#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
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#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
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#define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
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#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
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#if defined(CONFIG_CMD_NET)
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#define CONFIG_SMC911X
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#define CONFIG_SMC911X_32_BIT
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#define CM_T3X_SMC911X_BASE 0x2C000000
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#define SB_T35_SMC911X_BASE (CM_T3X_SMC911X_BASE + (16 << 20))
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#define CONFIG_SMC911X_BASE CM_T3X_SMC911X_BASE
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#endif /* (CONFIG_CMD_NET) */
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/* additions for new relocation code, must be added to all boards */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
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#define CONFIG_SYS_INIT_RAM_SIZE 0x800
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
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CONFIG_SYS_INIT_RAM_SIZE - \
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GENERATED_GBL_DATA_SIZE)
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/* Status LED */
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#define CONFIG_STATUS_LED /* Status LED enabled */
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#define CONFIG_BOARD_SPECIFIC_LED
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#define STATUS_LED_GREEN 0
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#define STATUS_LED_BIT STATUS_LED_GREEN
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#define STATUS_LED_STATE STATUS_LED_ON
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#define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2)
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#define STATUS_LED_BOOT STATUS_LED_BIT
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#define GREEN_LED_GPIO 186 /* CM-T35 Green LED is GPIO186 */
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/* GPIO banks */
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#ifdef CONFIG_STATUS_LED
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#define CONFIG_OMAP3_GPIO_6 /* GPIO186 is in GPIO bank 6 */
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#endif
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#endif /* __CONFIG_H */
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