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1 /*
2  * (C) Copyright 2006-2008
3  * Texas Instruments, <www.ti.com>
4  * Richard Woodruff <r-woodruff2@ti.com>
5  * Syed Mohammed Khasim <x0khasim@ti.com>
6  *
7  * SPDX-License-Identifier:     GPL-2.0+
8  */
9
10 #ifndef _OMAP3_H_
11 #define _OMAP3_H_
12
13 #include <linux/sizes.h>
14
15 /* Stuff on L3 Interconnect */
16 #define SMX_APE_BASE                    0x68000000
17
18 /* GPMC */
19 #define OMAP34XX_GPMC_BASE              0x6E000000
20
21 /* SMS */
22 #define OMAP34XX_SMS_BASE               0x6C000000
23
24 /* SDRC */
25 #define OMAP34XX_SDRC_BASE              0x6D000000
26
27 /*
28  * L4 Peripherals - L4 Wakeup and L4 Core now
29  */
30 #define OMAP34XX_CORE_L4_IO_BASE        0x48000000
31 #define OMAP34XX_WAKEUP_L4_IO_BASE      0x48300000
32 #define OMAP34XX_ID_L4_IO_BASE          0x4830A200
33 #define OMAP34XX_L4_PER                 0x49000000
34 #define OMAP34XX_L4_IO_BASE             OMAP34XX_CORE_L4_IO_BASE
35
36 /* DMA4/SDMA */
37 #define OMAP34XX_DMA4_BASE              0x48056000
38
39 /* CONTROL */
40 #define OMAP34XX_CTRL_BASE              (OMAP34XX_L4_IO_BASE + 0x2000)
41
42 #ifndef __ASSEMBLY__
43 /* Signal Integrity Parameter Control Registers */
44 struct control_prog_io {
45         unsigned char res[0x408];
46         unsigned int io2;               /* 0x408 */
47         unsigned char res2[0x38];
48         unsigned int io0;               /* 0x444 */
49         unsigned int io1;               /* 0x448 */
50 };
51 #endif /* __ASSEMBLY__ */
52
53 /* Bit definition for CONTROL_PROG_IO1 */
54 #define PRG_I2C2_PULLUPRESX             0x00000001
55
56 /* Scratchpad memory */
57 #define OMAP34XX_SCRATCHPAD             (OMAP34XX_CTRL_BASE + 0x910)
58
59 /* UART */
60 #define OMAP34XX_UART1                  (OMAP34XX_L4_IO_BASE + 0x6a000)
61 #define OMAP34XX_UART2                  (OMAP34XX_L4_IO_BASE + 0x6c000)
62 #define OMAP34XX_UART3                  (OMAP34XX_L4_PER + 0x20000)
63 #define OMAP34XX_UART4                  (OMAP34XX_L4_PER + 0x42000)
64
65 /* General Purpose Timers */
66 #define OMAP34XX_GPT1                   0x48318000
67 #define OMAP34XX_GPT2                   0x49032000
68 #define OMAP34XX_GPT3                   0x49034000
69 #define OMAP34XX_GPT4                   0x49036000
70 #define OMAP34XX_GPT5                   0x49038000
71 #define OMAP34XX_GPT6                   0x4903A000
72 #define OMAP34XX_GPT7                   0x4903C000
73 #define OMAP34XX_GPT8                   0x4903E000
74 #define OMAP34XX_GPT9                   0x49040000
75 #define OMAP34XX_GPT10                  0x48086000
76 #define OMAP34XX_GPT11                  0x48088000
77 #define OMAP34XX_GPT12                  0x48304000
78
79 /* WatchDog Timers (1 secure, 3 GP) */
80 #define WD1_BASE                        0x4830C000
81 #define WD2_BASE                        0x48314000
82 #define WD3_BASE                        0x49030000
83
84 /* 32KTIMER */
85 #define SYNC_32KTIMER_BASE              0x48320000
86
87 #ifndef __ASSEMBLY__
88
89 struct s32ktimer {
90         unsigned char res[0x10];
91         unsigned int s32k_cr;           /* 0x10 */
92 };
93
94 #define DEVICE_TYPE_SHIFT               0x8
95 #define DEVICE_TYPE_MASK                (0x7 << DEVICE_TYPE_SHIFT)
96
97 #endif /* __ASSEMBLY__ */
98
99 #ifndef __ASSEMBLY__
100 struct gpio {
101         unsigned char res1[0x34];
102         unsigned int oe;                /* 0x34 */
103         unsigned int datain;            /* 0x38 */
104         unsigned char res2[0x54];
105         unsigned int cleardataout;      /* 0x90 */
106         unsigned int setdataout;        /* 0x94 */
107 };
108 #endif /* __ASSEMBLY__ */
109
110 #define GPIO0                           (0x1 << 0)
111 #define GPIO1                           (0x1 << 1)
112 #define GPIO2                           (0x1 << 2)
113 #define GPIO3                           (0x1 << 3)
114 #define GPIO4                           (0x1 << 4)
115 #define GPIO5                           (0x1 << 5)
116 #define GPIO6                           (0x1 << 6)
117 #define GPIO7                           (0x1 << 7)
118 #define GPIO8                           (0x1 << 8)
119 #define GPIO9                           (0x1 << 9)
120 #define GPIO10                          (0x1 << 10)
121 #define GPIO11                          (0x1 << 11)
122 #define GPIO12                          (0x1 << 12)
123 #define GPIO13                          (0x1 << 13)
124 #define GPIO14                          (0x1 << 14)
125 #define GPIO15                          (0x1 << 15)
126 #define GPIO16                          (0x1 << 16)
127 #define GPIO17                          (0x1 << 17)
128 #define GPIO18                          (0x1 << 18)
129 #define GPIO19                          (0x1 << 19)
130 #define GPIO20                          (0x1 << 20)
131 #define GPIO21                          (0x1 << 21)
132 #define GPIO22                          (0x1 << 22)
133 #define GPIO23                          (0x1 << 23)
134 #define GPIO24                          (0x1 << 24)
135 #define GPIO25                          (0x1 << 25)
136 #define GPIO26                          (0x1 << 26)
137 #define GPIO27                          (0x1 << 27)
138 #define GPIO28                          (0x1 << 28)
139 #define GPIO29                          (0x1 << 29)
140 #define GPIO30                          (0x1 << 30)
141 #define GPIO31                          (0x1 << 31)
142
143 /* base address for indirect vectors (internal boot mode) */
144 #define SRAM_OFFSET0                    0x40000000
145 #define SRAM_OFFSET1                    0x00200000
146 #define SRAM_OFFSET2                    0x0000F800
147 #define SRAM_VECT_CODE                  (SRAM_OFFSET0 | SRAM_OFFSET1 | \
148                                          SRAM_OFFSET2)
149 #define SRAM_CLK_CODE                   (SRAM_VECT_CODE + 64)
150
151 #define NON_SECURE_SRAM_START           0x40208000 /* Works for GP & EMU */
152 #define NON_SECURE_SRAM_END             0x40210000
153 #define NON_SECURE_SRAM_IMG_END         0x4020F000
154 #define SRAM_SCRATCH_SPACE_ADDR         (NON_SECURE_SRAM_IMG_END - SZ_1K)
155
156 #define LOW_LEVEL_SRAM_STACK            0x4020FFFC
157
158 /* scratch area - accessible on both EMU and GP */
159 #define OMAP3_PUBLIC_SRAM_SCRATCH_AREA  NON_SECURE_SRAM_START
160
161 #define DEBUG_LED1                      149     /* gpio */
162 #define DEBUG_LED2                      150     /* gpio */
163
164 #define XDR_POP         5       /* package on package part */
165 #define SDR_DISCRETE    4       /* 128M memory SDR module */
166 #define DDR_STACKED     3       /* stacked part on 2422 */
167 #define DDR_COMBO       2       /* combo part on cpu daughter card */
168 #define DDR_DISCRETE    1       /* 2x16 parts on daughter card */
169
170 #define DDR_100         100     /* type found on most mem d-boards */
171 #define DDR_111         111     /* some combo parts */
172 #define DDR_133         133     /* most combo, some mem d-boards */
173 #define DDR_165         165     /* future parts */
174
175 #define CPU_3430        0x3430
176
177 /*
178  * 343x real hardware:
179  *  ES1     = rev 0
180  *
181  *  ES2 onwards, the value maps to contents of IDCODE register [31:28].
182  *
183  * Note : CPU_3XX_ES20 is used in cache.S.  Please review before changing.
184  */
185 #define CPU_3XX_ES10            0
186 #define CPU_3XX_ES20            1
187 #define CPU_3XX_ES21            2
188 #define CPU_3XX_ES30            3
189 #define CPU_3XX_ES31            4
190 #define CPU_3XX_ES312           7
191 #define CPU_3XX_MAX_REV         8
192
193 /*
194  * 37xx real hardware:
195  * ES1.0 onwards, the value maps to contents of IDCODE register [31:28].
196  */
197
198 #define CPU_37XX_ES10           0
199 #define CPU_37XX_ES11           1
200 #define CPU_37XX_ES12           2
201 #define CPU_37XX_MAX_REV        3
202
203 #define CPU_3XX_ID_SHIFT        28
204
205 #define WIDTH_8BIT              0x0000
206 #define WIDTH_16BIT             0x1000  /* bit pos for 16 bit in gpmc */
207
208 /*
209  * Hawkeye values
210  */
211 #define HAWKEYE_OMAP34XX        0xb7ae
212 #define HAWKEYE_AM35XX          0xb868
213 #define HAWKEYE_OMAP36XX        0xb891
214
215 #define HAWKEYE_SHIFT           12
216
217 /*
218  * Define CPU families
219  */
220 #define CPU_OMAP34XX            0x3400  /* OMAP34xx/OMAP35 devices */
221 #define CPU_AM35XX              0x3500  /* AM35xx devices          */
222 #define CPU_OMAP36XX            0x3600  /* OMAP36xx devices        */
223
224 /*
225  * Control status register values corresponding to cpu variants
226  */
227 #define OMAP3503                0x5c00
228 #define OMAP3515                0x1c00
229 #define OMAP3525                0x4c00
230 #define OMAP3530                0x0c00
231
232 #define AM3505                  0x5c00
233 #define AM3517                  0x1c00
234
235 #define OMAP3730                0x0c00
236 #define OMAP3725                0x4c00
237 #define AM3715                  0x1c00
238 #define AM3703                  0x5c00
239
240 #define OMAP3730_1GHZ           0x0e00
241 #define OMAP3725_1GHZ           0x4e00
242 #define AM3715_1GHZ             0x1e00
243 #define AM3703_1GHZ             0x5e00
244
245 /*
246  * ROM code API related flags
247  */
248 #define OMAP3_GP_ROMCODE_API_L2_INVAL           1
249 #define OMAP3_GP_ROMCODE_API_WRITE_L2ACR        2
250 #define OMAP3_GP_ROMCODE_API_WRITE_ACR          3
251
252 /*
253  * EMU device PPA HAL related flags
254  */
255 #define OMAP3_EMU_HAL_API_L2_INVAL              40
256 #define OMAP3_EMU_HAL_API_WRITE_ACR             42
257
258 #define OMAP3_EMU_HAL_START_HAL_CRITICAL        4
259
260 /* ABB settings */
261 #define OMAP_ABB_SETTLING_TIME          30
262 #define OMAP_ABB_CLOCK_CYCLES           8
263
264 /* ABB tranxdone mask */
265 #define OMAP_ABB_MPU_TXDONE_MASK        (0x1 << 26)
266
267 #define OMAP_REBOOT_REASON_OFFSET       0x04
268
269 /* Boot parameters */
270 #ifndef __ASSEMBLY__
271 struct omap_boot_parameters {
272         unsigned int boot_message;
273         unsigned char boot_device;
274         unsigned char reserved;
275         unsigned char reset_reason;
276         unsigned char ch_flags;
277         unsigned int boot_device_descriptor;
278 };
279
280 int omap_reboot_mode(char *mode, unsigned int length);
281 int omap_reboot_mode_clear(void);
282 int omap_reboot_mode_store(char *mode);
283 #endif
284
285 #endif