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https://github.com/AsahiLinux/u-boot
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cae377b59a
Consolidated SDRC related functions into one file - sdrc.c And also replaced sdrc_init with generic memory init function (mem_init), this generalization of omap memory setup is necessary to support the new emif4 interface introduced in AM3517. Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
282 lines
8.5 KiB
C
282 lines
8.5 KiB
C
/*
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* (C) Copyright 2006-2009
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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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* Nishanth Menon <nm@ti.com>
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* Tom Rix <Tom.Rix@windriver.com>
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*
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* Configuration settings for the TI OMAP3430 Zoom II board.
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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., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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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_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */
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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_OMAP3430 1 /* which is in a 3430 */
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#define CONFIG_OMAP3_ZOOM2 1 /* working with Zoom II */
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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 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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#undef CONFIG_USE_IRQ /* no support for IRQs */
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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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/*
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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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#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
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/* initial data */
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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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* Zoom2 uses the TL16CP754C on the debug board
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*/
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#define CONFIG_SERIAL_MULTI 1
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/*
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* 0 - 1 : first USB with respect to the left edge of the debug board
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* 2 - 3 : second USB with respect to the left edge of the debug board
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*/
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#define ZOOM2_DEFAULT_SERIAL_DEVICE (&zoom2_serial_device0)
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#define V_NS16550_CLK (1843200) /* 1.8432 Mhz */
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_REG_SIZE (-2)
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#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_BAUDRATE_TABLE {115200}
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/* allow to overwrite serial and ethaddr */
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_MMC 1
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#define CONFIG_OMAP3_MMC 1
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#define CONFIG_DOS_PARTITION 1
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/* DDR - I use Micron DDR */
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#define CONFIG_OMAP3_MICRON_DDR 1
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/* Status LED */
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#define CONFIG_STATUS_LED 1 /* Status LED enabled */
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#define CONFIG_BOARD_SPECIFIC_LED 1
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#define STATUS_LED_BLUE 0
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#define STATUS_LED_RED 1
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/* Blue */
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#define STATUS_LED_BIT STATUS_LED_BLUE
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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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/* Red */
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#define STATUS_LED_BIT1 STATUS_LED_RED
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#define STATUS_LED_STATE1 STATUS_LED_OFF
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#define STATUS_LED_PERIOD1 (CONFIG_SYS_HZ / 2)
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/* Optional value */
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#define STATUS_LED_BOOT STATUS_LED_BIT
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/* GPIO banks */
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#ifdef CONFIG_STATUS_LED
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#define CONFIG_OMAP3_GPIO_2 /* ZOOM2_LED_BLUE2 */
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#define CONFIG_OMAP3_GPIO_6 /* ZOOM2_LED_RED */
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#endif
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#define CONFIG_OMAP3_GPIO_3 /* board revision */
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#define CONFIG_OMAP3_GPIO_5 /* debug board detection, ZOOM2_LED_BLUE */
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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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/* 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 "Zoom2"
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/* commands to include */
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#include <config_cmd_default.h>
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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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#define CONFIG_CMD_NAND /* NAND support */
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#define CONFIG_CMD_NAND_LOCK_UNLOCK /* Enable lock/unlock support */
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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_IMI /* iminfo */
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#undef CONFIG_CMD_IMLS /* List all found images */
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#undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
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#undef CONFIG_CMD_NFS /* NFS support */
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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_SYS_I2C_BUS 0
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#define CONFIG_SYS_I2C_BUS_SELECT 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_TWL4030_LED 1
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/*
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* Board NAND Info.
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*/
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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 1
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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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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"usbtty=cdc_acm\0" \
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/*
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* Miscellaneous configurable options
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*/
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#define CONFIG_SYS_PROMPT "OMAP3 Zoom2 # "
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_SYS_CBSIZE 256
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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
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#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
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/* Memtest from start of memory to 31MB */
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#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
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#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + 0x01F00000)
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/* The default load address is the start of memory */
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#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0)
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/* everything, incl board info, in Hz */
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#undef CONFIG_SYS_CLKS_IN_HZ
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/*
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* 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
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* 32KHz clk, or from external sig. 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 7 /* 2^(PTV+1) */
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#define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PTV))
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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 these settings
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*/
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#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
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#ifdef CONFIG_USE_IRQ
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#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
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#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
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#endif
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/*-----------------------------------------------------------------------
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* Physical Memory Map
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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_1_SIZE (32 << 20) /* at least 32 MiB */
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#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
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/* SDRAM Bank Allocation method */
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#define SDRC_R_B_C 1
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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_MAX_FLASH_SECT 520 /* max number of sectors on */
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/* one chip */
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#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
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#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
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#define CONFIG_SYS_FLASH_BASE boot_flash_base
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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_ENV_IS_IN_NAND 1
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#define SMNAND_ENV_OFFSET 0x0c0000 /* environment starts here */
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#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
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#define CONFIG_ENV_OFFSET boot_flash_off
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#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
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/*-----------------------------------------------------------------------
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* CFI FLASH driver setup
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*/
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/* timeout values are in ticks */
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#define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
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#define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
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#ifndef __ASSEMBLY__
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extern unsigned int boot_flash_base;
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extern volatile unsigned int boot_flash_env_addr;
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extern unsigned int boot_flash_off;
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extern unsigned int boot_flash_sec;
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extern unsigned int boot_flash_type;
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#endif
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#endif /* __CONFIG_H */
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