1 /* 2 * (C) Copyright 2010 3 * Texas Instruments, <www.ti.com> 4 * 5 * Aneesh V <aneesh@ti.com> 6 * 7 * See file CREDITS for list of people who contributed to this 8 * project. 9 * 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License as 12 * published by the Free Software Foundation; either version 2 of 13 * the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 23 * MA 02111-1307 USA 24 */ 25 #ifndef _OMAP_COMMON_H_ 26 #define _OMAP_COMMON_H_ 27 28 /* Max value for DPLL multiplier M */ 29 #define OMAP_DPLL_MAX_N 127 30 31 /* HW Init Context */ 32 #define OMAP_INIT_CONTEXT_SPL 0 33 #define OMAP_INIT_CONTEXT_UBOOT_FROM_NOR 1 34 #define OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL 2 35 #define OMAP_INIT_CONTEXT_UBOOT_AFTER_CH 3 36 37 void preloader_console_init(void); 38 39 /* Boot device */ 40 #ifdef CONFIG_OMAP54XX 41 #define BOOT_DEVICE_NONE 0 42 #define BOOT_DEVICE_XIP 1 43 #define BOOT_DEVICE_XIPWAIT 2 44 #define BOOT_DEVICE_NAND 3 45 #define BOOT_DEVICE_ONE_NAND 4 46 #define BOOT_DEVICE_MMC1 5 47 #define BOOT_DEVICE_MMC2 6 48 #define BOOT_DEVICE_MMC2_2 7 49 #elif defined(CONFIG_OMAP44XX) /* OMAP4 */ 50 #define BOOT_DEVICE_NONE 0 51 #define BOOT_DEVICE_XIP 1 52 #define BOOT_DEVICE_XIPWAIT 2 53 #define BOOT_DEVICE_NAND 3 54 #define BOOT_DEVICE_ONE_NAND 4 55 #define BOOT_DEVICE_MMC1 5 56 #define BOOT_DEVICE_MMC2 6 57 #define BOOT_DEVICE_MMC2_2 0xFF 58 #elif defined(CONFIG_OMAP34XX) /* OMAP3 */ 59 #define BOOT_DEVICE_NONE 0 60 #define BOOT_DEVICE_XIP 1 61 #define BOOT_DEVICE_NAND 2 62 #define BOOT_DEVICE_ONE_NAND 3 63 #define BOOT_DEVICE_MMC2 5 /*emmc*/ 64 #define BOOT_DEVICE_MMC1 6 65 #define BOOT_DEVICE_XIPWAIT 7 66 #define BOOT_DEVICE_MMC2_2 0xFF 67 #elif defined(CONFIG_AM33XX) /* AM33XX */ 68 #define BOOT_DEVICE_NAND 5 69 #define BOOT_DEVICE_MMC1 8 70 #define BOOT_DEVICE_MMC2 0 71 #define BOOT_DEVICE_UART 65 72 #define BOOT_DEVICE_MMC2_2 0xFF 73 #endif 74 75 /* Boot type */ 76 #define MMCSD_MODE_UNDEFINED 0 77 #define MMCSD_MODE_RAW 1 78 #define MMCSD_MODE_FAT 2 79 #define NAND_MODE_HW_ECC 3 80 81 struct spl_image_info { 82 const char *name; 83 u8 os; 84 u32 load_addr; 85 u32 entry_point; 86 u32 size; 87 }; 88 89 extern struct spl_image_info spl_image; 90 91 extern u32* boot_params_ptr; 92 u32 omap_boot_device(void); 93 u32 omap_boot_mode(void); 94 95 /* SPL common function s*/ 96 void spl_parse_image_header(const struct image_header *header); 97 void omap_rev_string(void); 98 void spl_board_prepare_for_linux(void); 99 int spl_start_uboot(void); 100 101 /* NAND SPL functions */ 102 void spl_nand_load_image(void); 103 104 /* MMC SPL functions */ 105 void spl_mmc_load_image(void); 106 107 /* YMODEM SPL functions */ 108 void spl_ymodem_load_image(void); 109 110 #ifdef CONFIG_SPL_BOARD_INIT 111 void spl_board_init(void); 112 #endif 113 114 static inline u32 omap_revision(void) 115 { 116 extern u32 *const omap_si_rev; 117 return *omap_si_rev; 118 } 119 120 /* 121 * silicon revisions. 122 * Moving this to common, so that most of code can be moved to common, 123 * directories. 124 */ 125 126 /* omap4 */ 127 #define OMAP4430_SILICON_ID_INVALID 0xFFFFFFFF 128 #define OMAP4430_ES1_0 0x44300100 129 #define OMAP4430_ES2_0 0x44300200 130 #define OMAP4430_ES2_1 0x44300210 131 #define OMAP4430_ES2_2 0x44300220 132 #define OMAP4430_ES2_3 0x44300230 133 #define OMAP4460_ES1_0 0x44600100 134 #define OMAP4460_ES1_1 0x44600110 135 136 /* omap5 */ 137 #define OMAP5430_SILICON_ID_INVALID 0 138 #define OMAP5430_ES1_0 0x54300100 139 #endif /* _OMAP_COMMON_H_ */ 140