| /* |
| * (C) Copyright 2009 |
| * Texas Instruments, <www.ti.com> |
| * Manikandan Pillai<mani.pillai@ti.com> |
| * X-Loader Configuation settings for the AM3517EVM board. |
| * |
| * Derived from /include/configs/omap3evm.h |
| * |
| * 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 |
| |
| /* |
| * 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_AM3517EVM 1 /* working with AM3517 EVM */ |
| //#define CONFIG_AM3517TEB 1 /* working with AM3517 TEB */ |
| |
| /* 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 |
| #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 */ |
| |
| # define NAND_BASE_ADR NAND_BASE /* NAND flash */ |
| # define ONENAND_BASE ONENAND_MAP /* OneNand flash */ |
| |
| #define OMAP34XX_GPMC_CS0_SIZE GPMC_SIZE_128M |
| #define ONENAND_ADDR ONENAND_BASE /* physical address of OneNAND at CS0*/ |
| |
| #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_SERIAL3 3 /* UART1 on OMAP3EVM */ |
| #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 /* Samsung 8-bit 128MB chip large page NAND chip*/ |
| #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) |
| |
| #if defined (CONFIG_AM3517EVM) |
| #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) |
| #elif defined (CONFIG_AM3517TEB) |
| #define GPMC_NAND_COMMAND_0 (OMAP34XX_GPMC_BASE+0xDC) |
| #define GPMC_NAND_ADDRESS_0 (OMAP34XX_GPMC_BASE+0xE0) |
| #define GPMC_NAND_DATA_0 (OMAP34XX_GPMC_BASE+0xE4) |
| #endif |
| |
| #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 */ |
| |
