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https://github.com/brain-hackers/u-boot-brain
synced 2024-09-08 22:03:22 +09:00
![Manfred Huber](/assets/img/avatar_default.png)
Flush UART3 xmit on enable if TEMT is broken On some OMAP3 devices when UART3 is configured for boot mode before SPL starts only THRE bit is set. We have to empty the transmitter before initialization starts. This patch avoids the use of CONFIG_SYS_NS16550_BROKEN_TEMT. Signed-off-by: Manfred Huber <man.huber@arcor.de> Tested-by: Javier Martinez Canillas <javier@dowhile0.org> Tested-by: Andreas Bießmann <andreas.devel@googlemail.com>
370 lines
11 KiB
C
370 lines
11 KiB
C
/*
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* Common configuration settings for IGEP technology based boards
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*
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* (C) Copyright 2012
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* ISEE 2007 SL, <www.iseebcn.com>
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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., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __IGEP00X0_H
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#define __IGEP00X0_H
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#include <asm/sizes.h>
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/*
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* High Level Configuration Options
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*/
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#define CONFIG_OMAP 1 /* in a TI OMAP core */
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#define CONFIG_OMAP34XX 1 /* which is a 34XX */
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#define CONFIG_OMAP_GPIO
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#define CONFIG_SDRC /* The chip has SDRC controller */
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#include <asm/arch/cpu.h>
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#include <asm/arch/omap3.h>
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#include <asm/mach-types.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 1
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#define CONFIG_DISPLAY_BOARDINFO 1
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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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#define CONFIG_MISC_INIT_R
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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_INITRD_TAG 1
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#define CONFIG_REVISION_TAG 1
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#define CONFIG_OF_LIBFDT
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#define CONFIG_CMD_BOOTZ
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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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/* select serial console configuration */
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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
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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 1
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#define CONFIG_MMC 1
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#define CONFIG_OMAP_HSMMC 1
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#define CONFIG_DOS_PARTITION 1
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/* define to enable boot progress via leds */
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#if (CONFIG_MACH_TYPE == MACH_TYPE_IGEP0020) || \
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(CONFIG_MACH_TYPE == MACH_TYPE_IGEP0030)
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#define CONFIG_SHOW_BOOT_PROGRESS
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#endif
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/* USB */
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#define CONFIG_MUSB_UDC 1
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#define CONFIG_USB_OMAP3 1
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#define CONFIG_TWL4030_USB 1
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/* USB device configuration */
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#define CONFIG_USB_DEVICE 1
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#define CONFIG_USB_TTY 1
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#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
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/* Change these to suit your needs */
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#define CONFIG_USBD_VENDORID 0x0451
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#define CONFIG_USBD_PRODUCTID 0x5678
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#define CONFIG_USBD_MANUFACTURER "Texas Instruments"
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#define CONFIG_USBD_PRODUCT_NAME "IGEP"
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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_I2C /* I2C serial bus support */
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#define CONFIG_CMD_MMC /* MMC support */
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#ifdef CONFIG_BOOT_ONENAND
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#define CONFIG_CMD_ONENAND /* ONENAND support */
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#endif
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#ifdef CONFIG_BOOT_NAND
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#define CONFIG_CMD_NAND
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#endif
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#if (CONFIG_MACH_TYPE == MACH_TYPE_IGEP0020) || \
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(CONFIG_MACH_TYPE == MACH_TYPE_IGEP0032)
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#define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
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#endif
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_NFS /* NFS support */
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#define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
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#define CONFIG_MTD_DEVICE
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#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
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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 1
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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_DRIVER_OMAP34XX_I2C 1
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/*
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* TWL4030
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*/
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#define CONFIG_TWL4030_POWER 1
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#define CONFIG_BOOTDELAY 3
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"usbtty=cdc_acm\0" \
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"loadaddr=0x82000000\0" \
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"usbtty=cdc_acm\0" \
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"console=ttyO2,115200n8\0" \
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"mpurate=auto\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=ext4 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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"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
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"importbootenv=echo Importing environment from mmc ...; " \
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"env import -t $loadaddr $filesize\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 onenand ...; " \
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"run nandargs; " \
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"onenand read ${loadaddr} 280000 400000; " \
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"bootm ${loadaddr}\0" \
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#define CONFIG_BOOTCOMMAND \
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"mmc dev ${mmcdev}; if mmc rescan; then " \
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"echo SD/MMC found on device ${mmcdev};" \
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"if run loadbootenv; then " \
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"run importbootenv;" \
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"fi;" \
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"if test -n $uenvcmd; then " \
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"echo Running uenvcmd ...;" \
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"run uenvcmd;" \
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"fi;" \
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"if run loaduimage; then " \
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"run mmcboot;" \
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"fi;" \
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"fi;" \
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"run nandboot;" \
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#define CONFIG_AUTO_COMPLETE 1
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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_HUSH_PARSER /* use "hush" command parser */
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#define CONFIG_SYS_PROMPT "U-Boot # "
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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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#define CONFIG_SYS_MONITOR_LEN (256 << 10)
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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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* Physical Memory Map
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*
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*/
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#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
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#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
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#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
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/*
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* FLASH and environment organization
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*/
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#ifdef CONFIG_BOOT_ONENAND
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#define PISMO1_ONEN_SIZE GPMC_SIZE_128M /* Configure the PISMO */
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#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
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#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
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#define CONFIG_ENV_IS_IN_ONENAND 1
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#define CONFIG_ENV_SIZE (512 << 10) /* Total Size Environment */
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#define CONFIG_ENV_ADDR ONENAND_ENV_OFFSET
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#endif
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#ifdef CONFIG_BOOT_NAND
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#define PISMO1_NAND_SIZE GPMC_SIZE_128M /* Configure the PISMO */
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#define CONFIG_NAND_OMAP_GPMC
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#define CONFIG_SYS_NAND_BASE NAND_BASE
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#define GPMC_NAND_ECC_LP_x16_LAYOUT 1
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#define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */
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#define CONFIG_ENV_IS_IN_NAND 1
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#define CONFIG_ENV_SIZE (512 << 10) /* Total Size Environment */
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#define CONFIG_ENV_ADDR NAND_ENV_OFFSET
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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#endif
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
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/*
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* SMSC911x Ethernet
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*/
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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 CONFIG_SMC911X_BASE 0x2C000000
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#endif /* (CONFIG_CMD_NET) */
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/*
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* Leave it at 0x80008000 to allow booting new u-boot.bin with X-loader
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* and older u-boot.bin with the new U-Boot SPL.
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*/
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#define CONFIG_SYS_TEXT_BASE 0x80008000
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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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/* SPL */
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#define CONFIG_SPL
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#define CONFIG_SPL_FRAMEWORK
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#define CONFIG_SPL_NAND_SIMPLE
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#define CONFIG_SPL_TEXT_BASE 0x40200800
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#define CONFIG_SPL_MAX_SIZE (54 * 1024)
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#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
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/* move malloc and bss high to prevent clashing with the main image */
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#define CONFIG_SYS_SPL_MALLOC_START 0x87000000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
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#define CONFIG_SPL_BSS_START_ADDR 0x87080000 /* end of minimum RAM */
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#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
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/* MMC boot config */
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#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
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#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
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#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
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#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
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#define CONFIG_SPL_BOARD_INIT
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#define CONFIG_SPL_LIBCOMMON_SUPPORT
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#define CONFIG_SPL_LIBDISK_SUPPORT
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#define CONFIG_SPL_I2C_SUPPORT
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#define CONFIG_SPL_LIBGENERIC_SUPPORT
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#define CONFIG_SPL_MMC_SUPPORT
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#define CONFIG_SPL_FAT_SUPPORT
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#define CONFIG_SPL_SERIAL_SUPPORT
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#define CONFIG_SPL_POWER_SUPPORT
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#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
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#ifdef CONFIG_BOOT_ONENAND
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#define CONFIG_SPL_ONENAND_SUPPORT
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/* OneNAND boot config */
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#define CONFIG_SYS_ONENAND_U_BOOT_OFFS 0x80000
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#define CONFIG_SYS_ONENAND_PAGE_SIZE 2048
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#define CONFIG_SPL_ONENAND_LOAD_ADDR 0x80000
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#define CONFIG_SPL_ONENAND_LOAD_SIZE \
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(512 * 1024 - CONFIG_SPL_ONENAND_LOAD_ADDR)
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#endif
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#ifdef CONFIG_BOOT_NAND
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#define CONFIG_SPL_NAND_SUPPORT
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#define CONFIG_SPL_NAND_BASE
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#define CONFIG_SPL_NAND_DRIVERS
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#define CONFIG_SPL_NAND_ECC
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/* NAND boot config */
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#define CONFIG_SYS_NAND_5_ADDR_CYCLE
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#define CONFIG_SYS_NAND_PAGE_COUNT 64
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#define CONFIG_SYS_NAND_PAGE_SIZE 2048
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
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#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
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10, 11, 12, 13}
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#define CONFIG_SYS_NAND_ECCSIZE 512
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#define CONFIG_SYS_NAND_ECCBYTES 3
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#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
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#endif
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#endif /* __IGEP00X0_H */
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