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/*
* (C) Copyright 2006
* Texas Instruments <www.ti.com>
* Richard Woodruff <r-woodruff2@ti.com>
*
* X-Loader Configuation settings for the overo board.
*
* Derived from /include/configs/omap3evm.h
* Steve Sakoman <steve@sakoman.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/* serial printf facility takes about 3.5K */
#define CFG_PRINTF
//#undef CFG_PRINTF
/*
* High Level Configuration Options
*/
#define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */
#define CONFIG_OMAP 1 /* in a TI OMAP core */
#define CONFIG_OMAP34XX 1 /* which is a 34XX */
#define CONFIG_OMAP3430 1 /* which is in a 3430 */
#define CONFIG_OVERO 1 /* working with overo */
/* Enable the below macro if MMC boot support is required */
#define CONFIG_MMC 1
#if defined(CONFIG_MMC)
#define CFG_CMD_MMC 1
#define CFG_CMD_FAT 1
#define CFG_I2C_SPEED 100000
#define CFG_I2C_SLAVE 1
#define CFG_I2C_BUS 0
#define CFG_I2C_BUS_SELECT 1
#define CONFIG_DRIVER_OMAP34XX_I2C 1
#endif
#include <asm/arch/cpu.h> /* get chip and board defs */
/* uncomment it if you need timer based udelay(). it takes about 250 bytes */
//#define CFG_UDELAY
/* Clock Defines */
#define V_OSCK 26000000 /* Clock output from T2 */
#if (V_OSCK > 19200000)
#define V_SCLK (V_OSCK >> 1)
#else
#define V_SCLK V_OSCK
#endif
//#define PRCM_CLK_CFG2_266MHZ 1 /* VDD2=1.15v - 133MHz DDR */
#define PRCM_CLK_CFG2_332MHZ 1 /* VDD2=1.15v - 166MHz DDR */
#define PRCM_PCLK_OPP2 1 /* ARM=381MHz - VDD1=1.20v */
/* Memory type */
#define CFG_3430SDRAM_DDR 1
/* The actual register values are defined in u-boot- mem.h */
/* SDRAM Bank Allocation method */
//#define SDRC_B_R_C 1
//#define SDRC_B1_R_B0_C 1
#define SDRC_R_B_C 1
#define NAND_BASE_ADR NAND_BASE
#define ONENAND_BASE ONENAND_MAP
#define ONENAND_ADDR ONENAND_BASE
#define OMAP34XX_GPMC_CS0_SIZE GPMC_SIZE_128M
#ifdef CFG_PRINTF
#define CFG_NS16550
#define CFG_NS16550_SERIAL
#define CFG_NS16550_REG_SIZE -4
#define CFG_NS16550_CLK 48000000
#define CFG_NS16550_COM3 OMAP34XX_UART3
/*
* select serial console configuration
*/
#define CONFIG_SERIAL1 3 /* use UART3 */
#define CONFIG_CONS_INDEX 3
#define CONFIG_BAUDRATE 115200
#define CFG_PBSIZE 256
#endif /* CFG_PRINTF */
/*
* Miscellaneous configurable options
*/
#define CFG_LOADADDR 0x80008000
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
/*-----------------------------------------------------------------------
* Stack sizes
*
* The stack sizes are set up in start.S using the settings below
*/
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
/*-----------------------------------------------------------------------
* Board NAND Info.
*/
#define CFG_NAND_K9F1G08R0A
#define NAND_16BIT
/* NAND is partitioned:
* 0x00000000 - 0x0007FFFF Booting Image
* 0x00080000 - 0x0023FFFF U-Boot Image
* 0x00240000 - 0x0027FFFF U-Boot Env Data (X-loader doesn't care)
* 0x00280000 - 0x0077FFFF Kernel Image
* 0x00780000 - 0x08000000 depends on application
*/
#define NAND_UBOOT_START 0x0080000 /* Leaving first 4 blocks for x-load */
#define NAND_UBOOT_END 0x0240000 /* Giving a space of 2 blocks = 256KB */
#define NAND_BLOCK_SIZE 0x20000
#define GPMC_CONFIG (OMAP34XX_GPMC_BASE+0x50)
#define GPMC_NAND_COMMAND_0 (OMAP34XX_GPMC_BASE+0x7C)
#define GPMC_NAND_ADDRESS_0 (OMAP34XX_GPMC_BASE+0x80)
#define GPMC_NAND_DATA_0 (OMAP34XX_GPMC_BASE+0x84)
#ifdef NAND_16BIT
#define WRITE_NAND_COMMAND(d, adr) \
do {*(volatile u16 *)GPMC_NAND_COMMAND_0 = d; } while (0)
#define WRITE_NAND_ADDRESS(d, adr) \
do {*(volatile u16 *)GPMC_NAND_ADDRESS_0 = d; } while (0)
#define WRITE_NAND(d, adr) \
do {*(volatile u16 *)GPMC_NAND_DATA_0 = d; } while (0)
#define READ_NAND(adr) \
(*(volatile u16 *)GPMC_NAND_DATA_0)
#define NAND_WAIT_READY()
#define NAND_WP_OFF() \
do {*(volatile u32 *)(GPMC_CONFIG) |= 0x00000010; } while (0)
#define NAND_WP_ON() \
do {*(volatile u32 *)(GPMC_CONFIG) &= ~0x00000010; } while (0)
#else /* to support 8-bit NAND devices */
#define WRITE_NAND_COMMAND(d, adr) \
do {*(volatile u8 *)GPMC_NAND_COMMAND_0 = d; } while (0)
#define WRITE_NAND_ADDRESS(d, adr) \
do {*(volatile u8 *)GPMC_NAND_ADDRESS_0 = d; } while (0)
#define WRITE_NAND(d, adr) \
do {*(volatile u8 *)GPMC_NAND_DATA_0 = d; } while (0)
#define READ_NAND(adr) \
(*(volatile u8 *)GPMC_NAND_DATA_0);
#define NAND_WAIT_READY()
#define NAND_WP_OFF() \
do {*(volatile u32 *)(GPMC_CONFIG) |= 0x00000010; } while (0)
#define NAND_WP_ON() \
do {*(volatile u32 *)(GPMC_CONFIG) &= ~0x00000010; } while (0)
#endif
#define NAND_CTL_CLRALE(adr)
#define NAND_CTL_SETALE(adr)
#define NAND_CTL_CLRCLE(adr)
#define NAND_CTL_SETCLE(adr)
#define NAND_DISABLE_CE()
#define NAND_ENABLE_CE()
/*-----------------------------------------------------------------------
* Board oneNAND Info.
*/
#define CFG_SYNC_BURST_READ 1
/* OneNAND is partitioned:
* 0x0000000 - 0x0080000 X-Loader
* 0x0080000 - 0x0240000 U-boot Image
* 0x0240000 - 0x0280000 U-Boot Env Data (X-loader doesn't care)
* 0x0280000 - 0x0780000 Kernel Image
* 0x0780000 - 0x8000000 depends on application
*/
#define ONENAND_START_BLOCK 4
#define ONENAND_END_BLOCK 18
#define ONENAND_PAGE_SIZE 2048 /* 2KB */
#define ONENAND_BLOCK_SIZE 0x20000 /* 128KB */
#endif /* __CONFIG_H */
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