| /* |
| * Copyright (C) 2013 Marek Vasut <marex@denx.de> |
| * |
| * 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 __CONFIGS_MXS_H__ |
| #define __CONFIGS_MXS_H__ |
| |
| /* |
| * Includes |
| */ |
| |
| #if defined(CONFIG_MX23) && defined(CONFIG_MX28) |
| #error Select either CONFIG_MX23 or CONFIG_MX28 , never both! |
| #elif !defined(CONFIG_MX23) && !defined(CONFIG_MX28) |
| #error Select one of CONFIG_MX23 or CONFIG_MX28 ! |
| #endif |
| |
| #include <asm/arch/regs-base.h> |
| |
| #if defined(CONFIG_MX23) |
| #include <asm/arch/iomux-mx23.h> |
| #elif defined(CONFIG_MX28) |
| #include <asm/arch/iomux-mx28.h> |
| #endif |
| |
| /* |
| * CPU specifics |
| */ |
| |
| /* Startup hooks */ |
| |
| /* Memory sizes */ |
| |
| /* OCRAM at 0x0 ; 32kB on MX23 ; 128kB on MX28 */ |
| #define CFG_SYS_INIT_RAM_ADDR 0x00000000 |
| #if defined(CONFIG_MX23) |
| #define CFG_SYS_INIT_RAM_SIZE (32 * 1024) |
| #elif defined(CONFIG_MX28) |
| #define CFG_SYS_INIT_RAM_SIZE (128 * 1024) |
| #endif |
| |
| /* Point initial SP in SRAM so SPL can use it too. */ |
| |
| /* |
| * We need to sacrifice first 4 bytes of RAM here to avoid triggering some |
| * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot |
| * binary. In case there was more of this mess, 0x100 bytes are skipped. |
| * |
| * In case of a HAB boot, we cannot for some weird reason use the first 4KiB |
| * of DRAM when loading. Moreover, we use the first 4 KiB for IVT and CST |
| * blocks, thus U-Boot starts at offset +8 KiB of DRAM start. |
| * |
| * As for the SPL, we must avoid the first 4 KiB as well, but we load the |
| * IVT and CST to 0x8000, so we don't need to waste the subsequent 4 KiB. |
| */ |
| |
| /* U-Boot general configuration */ |
| |
| /* |
| * Drivers |
| */ |
| /* |
| * DUART Serial Driver. |
| * Conflicts with AUART driver which can be set by board. |
| */ |
| #define CONFIG_PL011_CLOCK 24000000 |
| #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } |
| /* Default baudrate can be overridden by board! */ |
| |
| /* NAND */ |
| #ifdef CONFIG_CMD_NAND |
| #define CFG_SYS_NAND_BASE 0x60000000 |
| #endif |
| |
| #endif /* __CONFIGS_MXS_H__ */ |