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	9 /* eMMC or daughter card */
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 #define OMAP5432_ES1_0	0x54320100
140 #endif /* _OMAP_COMMON_H_ */
141