diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
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committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /arch/arm/plat-omap/include/plat/io.h | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'arch/arm/plat-omap/include/plat/io.h')
-rw-r--r-- | arch/arm/plat-omap/include/plat/io.h | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h new file mode 100644 index 00000000000..d72ec85c97e --- /dev/null +++ b/arch/arm/plat-omap/include/plat/io.h | |||
@@ -0,0 +1,314 @@ | |||
1 | /* | ||
2 | * arch/arm/plat-omap/include/mach/io.h | ||
3 | * | ||
4 | * IO definitions for TI OMAP processors and boards | ||
5 | * | ||
6 | * Copied from arch/arm/mach-sa1100/include/mach/io.h | ||
7 | * Copyright (C) 1997-1999 Russell King | ||
8 | * | ||
9 | * Copyright (C) 2009 Texas Instruments | ||
10 | * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com> | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or modify it | ||
13 | * under the terms of the GNU General Public License as published by the | ||
14 | * Free Software Foundation; either version 2 of the License, or (at your | ||
15 | * option) any later version. | ||
16 | * | ||
17 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | ||
18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | ||
19 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | ||
20 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | ||
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | ||
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | ||
23 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | ||
24 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
27 | * | ||
28 | * You should have received a copy of the GNU General Public License along | ||
29 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
30 | * 675 Mass Ave, Cambridge, MA 02139, USA. | ||
31 | * | ||
32 | * Modifications: | ||
33 | * 06-12-1997 RMK Created. | ||
34 | * 07-04-1999 RMK Major cleanup | ||
35 | */ | ||
36 | |||
37 | #ifndef __ASM_ARM_ARCH_IO_H | ||
38 | #define __ASM_ARM_ARCH_IO_H | ||
39 | |||
40 | #include <mach/hardware.h> | ||
41 | |||
42 | #define IO_SPACE_LIMIT 0xffffffff | ||
43 | |||
44 | /* | ||
45 | * We don't actually have real ISA nor PCI buses, but there is so many | ||
46 | * drivers out there that might just work if we fake them... | ||
47 | */ | ||
48 | #define __io(a) __typesafe_io(a) | ||
49 | #define __mem_pci(a) (a) | ||
50 | |||
51 | /* | ||
52 | * ---------------------------------------------------------------------------- | ||
53 | * I/O mapping | ||
54 | * ---------------------------------------------------------------------------- | ||
55 | */ | ||
56 | |||
57 | #ifdef __ASSEMBLER__ | ||
58 | #define IOMEM(x) (x) | ||
59 | #else | ||
60 | #define IOMEM(x) ((void __force __iomem *)(x)) | ||
61 | #endif | ||
62 | |||
63 | #define OMAP1_IO_OFFSET 0x01000000 /* Virtual IO = 0xfefb0000 */ | ||
64 | #define OMAP1_IO_ADDRESS(pa) IOMEM((pa) - OMAP1_IO_OFFSET) | ||
65 | |||
66 | #define OMAP2_L3_IO_OFFSET 0x90000000 | ||
67 | #define OMAP2_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_L3_IO_OFFSET) /* L3 */ | ||
68 | |||
69 | |||
70 | #define OMAP2_L4_IO_OFFSET 0xb2000000 | ||
71 | #define OMAP2_L4_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_L4_IO_OFFSET) /* L4 */ | ||
72 | |||
73 | #define OMAP4_L3_IO_OFFSET 0xb4000000 | ||
74 | #define OMAP4_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_IO_OFFSET) /* L3 */ | ||
75 | |||
76 | #define OMAP4_L3_PER_IO_OFFSET 0xb1100000 | ||
77 | #define OMAP4_L3_PER_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_PER_IO_OFFSET) | ||
78 | |||
79 | #define OMAP4_GPMC_IO_OFFSET 0xa9000000 | ||
80 | #define OMAP4_GPMC_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_GPMC_IO_OFFSET) | ||
81 | |||
82 | #define OMAP2_EMU_IO_OFFSET 0xaa800000 /* Emulation */ | ||
83 | #define OMAP2_EMU_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_EMU_IO_OFFSET) | ||
84 | |||
85 | /* | ||
86 | * ---------------------------------------------------------------------------- | ||
87 | * Omap1 specific IO mapping | ||
88 | * ---------------------------------------------------------------------------- | ||
89 | */ | ||
90 | |||
91 | #define OMAP1_IO_PHYS 0xFFFB0000 | ||
92 | #define OMAP1_IO_SIZE 0x40000 | ||
93 | #define OMAP1_IO_VIRT (OMAP1_IO_PHYS - OMAP1_IO_OFFSET) | ||
94 | |||
95 | /* | ||
96 | * ---------------------------------------------------------------------------- | ||
97 | * Omap2 specific IO mapping | ||
98 | * ---------------------------------------------------------------------------- | ||
99 | */ | ||
100 | |||
101 | /* We map both L3 and L4 on OMAP2 */ | ||
102 | #define L3_24XX_PHYS L3_24XX_BASE /* 0x68000000 --> 0xf8000000*/ | ||
103 | #define L3_24XX_VIRT (L3_24XX_PHYS + OMAP2_L3_IO_OFFSET) | ||
104 | #define L3_24XX_SIZE SZ_1M /* 44kB of 128MB used, want 1MB sect */ | ||
105 | #define L4_24XX_PHYS L4_24XX_BASE /* 0x48000000 --> 0xfa000000 */ | ||
106 | #define L4_24XX_VIRT (L4_24XX_PHYS + OMAP2_L4_IO_OFFSET) | ||
107 | #define L4_24XX_SIZE SZ_1M /* 1MB of 128MB used, want 1MB sect */ | ||
108 | |||
109 | #define L4_WK_243X_PHYS L4_WK_243X_BASE /* 0x49000000 --> 0xfb000000 */ | ||
110 | #define L4_WK_243X_VIRT (L4_WK_243X_PHYS + OMAP2_L4_IO_OFFSET) | ||
111 | #define L4_WK_243X_SIZE SZ_1M | ||
112 | #define OMAP243X_GPMC_PHYS OMAP243X_GPMC_BASE | ||
113 | #define OMAP243X_GPMC_VIRT (OMAP243X_GPMC_PHYS + OMAP2_L3_IO_OFFSET) | ||
114 | /* 0x6e000000 --> 0xfe000000 */ | ||
115 | #define OMAP243X_GPMC_SIZE SZ_1M | ||
116 | #define OMAP243X_SDRC_PHYS OMAP243X_SDRC_BASE | ||
117 | /* 0x6D000000 --> 0xfd000000 */ | ||
118 | #define OMAP243X_SDRC_VIRT (OMAP243X_SDRC_PHYS + OMAP2_L3_IO_OFFSET) | ||
119 | #define OMAP243X_SDRC_SIZE SZ_1M | ||
120 | #define OMAP243X_SMS_PHYS OMAP243X_SMS_BASE | ||
121 | /* 0x6c000000 --> 0xfc000000 */ | ||
122 | #define OMAP243X_SMS_VIRT (OMAP243X_SMS_PHYS + OMAP2_L3_IO_OFFSET) | ||
123 | #define OMAP243X_SMS_SIZE SZ_1M | ||
124 | |||
125 | /* 2420 IVA */ | ||
126 | #define DSP_MEM_2420_PHYS OMAP2420_DSP_MEM_BASE | ||
127 | /* 0x58000000 --> 0xfc100000 */ | ||
128 | #define DSP_MEM_2420_VIRT 0xfc100000 | ||
129 | #define DSP_MEM_2420_SIZE 0x28000 | ||
130 | #define DSP_IPI_2420_PHYS OMAP2420_DSP_IPI_BASE | ||
131 | /* 0x59000000 --> 0xfc128000 */ | ||
132 | #define DSP_IPI_2420_VIRT 0xfc128000 | ||
133 | #define DSP_IPI_2420_SIZE SZ_4K | ||
134 | #define DSP_MMU_2420_PHYS OMAP2420_DSP_MMU_BASE | ||
135 | /* 0x5a000000 --> 0xfc129000 */ | ||
136 | #define DSP_MMU_2420_VIRT 0xfc129000 | ||
137 | #define DSP_MMU_2420_SIZE SZ_4K | ||
138 | |||
139 | /* 2430 IVA2.1 - currently unmapped */ | ||
140 | |||
141 | /* | ||
142 | * ---------------------------------------------------------------------------- | ||
143 | * Omap3 specific IO mapping | ||
144 | * ---------------------------------------------------------------------------- | ||
145 | */ | ||
146 | |||
147 | /* We map both L3 and L4 on OMAP3 */ | ||
148 | #define L3_34XX_PHYS L3_34XX_BASE /* 0x68000000 --> 0xf8000000 */ | ||
149 | #define L3_34XX_VIRT (L3_34XX_PHYS + OMAP2_L3_IO_OFFSET) | ||
150 | #define L3_34XX_SIZE SZ_1M /* 44kB of 128MB used, want 1MB sect */ | ||
151 | |||
152 | #define L4_34XX_PHYS L4_34XX_BASE /* 0x48000000 --> 0xfa000000 */ | ||
153 | #define L4_34XX_VIRT (L4_34XX_PHYS + OMAP2_L4_IO_OFFSET) | ||
154 | #define L4_34XX_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */ | ||
155 | |||
156 | /* | ||
157 | * Need to look at the Size 4M for L4. | ||
158 | * VPOM3430 was not working for Int controller | ||
159 | */ | ||
160 | |||
161 | #define L4_PER_34XX_PHYS L4_PER_34XX_BASE | ||
162 | /* 0x49000000 --> 0xfb000000 */ | ||
163 | #define L4_PER_34XX_VIRT (L4_PER_34XX_PHYS + OMAP2_L4_IO_OFFSET) | ||
164 | #define L4_PER_34XX_SIZE SZ_1M | ||
165 | |||
166 | #define L4_EMU_34XX_PHYS L4_EMU_34XX_BASE | ||
167 | /* 0x54000000 --> 0xfe800000 */ | ||
168 | #define L4_EMU_34XX_VIRT (L4_EMU_34XX_PHYS + OMAP2_EMU_IO_OFFSET) | ||
169 | #define L4_EMU_34XX_SIZE SZ_8M | ||
170 | |||
171 | #define OMAP34XX_GPMC_PHYS OMAP34XX_GPMC_BASE | ||
172 | /* 0x6e000000 --> 0xfe000000 */ | ||
173 | #define OMAP34XX_GPMC_VIRT (OMAP34XX_GPMC_PHYS + OMAP2_L3_IO_OFFSET) | ||
174 | #define OMAP34XX_GPMC_SIZE SZ_1M | ||
175 | |||
176 | #define OMAP343X_SMS_PHYS OMAP343X_SMS_BASE | ||
177 | /* 0x6c000000 --> 0xfc000000 */ | ||
178 | #define OMAP343X_SMS_VIRT (OMAP343X_SMS_PHYS + OMAP2_L3_IO_OFFSET) | ||
179 | #define OMAP343X_SMS_SIZE SZ_1M | ||
180 | |||
181 | #define OMAP343X_SDRC_PHYS OMAP343X_SDRC_BASE | ||
182 | /* 0x6D000000 --> 0xfd000000 */ | ||
183 | #define OMAP343X_SDRC_VIRT (OMAP343X_SDRC_PHYS + OMAP2_L3_IO_OFFSET) | ||
184 | #define OMAP343X_SDRC_SIZE SZ_1M | ||
185 | |||
186 | /* 3430 IVA - currently unmapped */ | ||
187 | |||
188 | /* | ||
189 | * ---------------------------------------------------------------------------- | ||
190 | * Omap4 specific IO mapping | ||
191 | * ---------------------------------------------------------------------------- | ||
192 | */ | ||
193 | |||
194 | /* We map both L3 and L4 on OMAP4 */ | ||
195 | #define L3_44XX_PHYS L3_44XX_BASE /* 0x44000000 --> 0xf8000000 */ | ||
196 | #define L3_44XX_VIRT (L3_44XX_PHYS + OMAP4_L3_IO_OFFSET) | ||
197 | #define L3_44XX_SIZE SZ_1M | ||
198 | |||
199 | #define L4_44XX_PHYS L4_44XX_BASE /* 0x4a000000 --> 0xfc000000 */ | ||
200 | #define L4_44XX_VIRT (L4_44XX_PHYS + OMAP2_L4_IO_OFFSET) | ||
201 | #define L4_44XX_SIZE SZ_4M | ||
202 | |||
203 | #define L4_PER_44XX_PHYS L4_PER_44XX_BASE | ||
204 | /* 0x48000000 --> 0xfa000000 */ | ||
205 | #define L4_PER_44XX_VIRT (L4_PER_44XX_PHYS + OMAP2_L4_IO_OFFSET) | ||
206 | #define L4_PER_44XX_SIZE SZ_4M | ||
207 | |||
208 | #define L4_ABE_44XX_PHYS L4_ABE_44XX_BASE | ||
209 | /* 0x49000000 --> 0xfb000000 */ | ||
210 | #define L4_ABE_44XX_VIRT (L4_ABE_44XX_PHYS + OMAP2_L4_IO_OFFSET) | ||
211 | #define L4_ABE_44XX_SIZE SZ_1M | ||
212 | |||
213 | #define L4_EMU_44XX_PHYS L4_EMU_44XX_BASE | ||
214 | /* 0x54000000 --> 0xfe800000 */ | ||
215 | #define L4_EMU_44XX_VIRT (L4_EMU_44XX_PHYS + OMAP2_EMU_IO_OFFSET) | ||
216 | #define L4_EMU_44XX_SIZE SZ_8M | ||
217 | |||
218 | #define OMAP44XX_GPMC_PHYS OMAP44XX_GPMC_BASE | ||
219 | /* 0x50000000 --> 0xf9000000 */ | ||
220 | #define OMAP44XX_GPMC_VIRT (OMAP44XX_GPMC_PHYS + OMAP4_GPMC_IO_OFFSET) | ||
221 | #define OMAP44XX_GPMC_SIZE SZ_1M | ||
222 | |||
223 | |||
224 | #define OMAP44XX_EMIF1_PHYS OMAP44XX_EMIF1_BASE | ||
225 | /* 0x4c000000 --> 0xfd100000 */ | ||
226 | #define OMAP44XX_EMIF1_VIRT (OMAP44XX_EMIF1_PHYS + OMAP4_L3_PER_IO_OFFSET) | ||
227 | #define OMAP44XX_EMIF1_SIZE SZ_1M | ||
228 | |||
229 | #define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE | ||
230 | /* 0x4d000000 --> 0xfd200000 */ | ||
231 | #define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF2_PHYS + OMAP4_L3_PER_IO_OFFSET) | ||
232 | #define OMAP44XX_EMIF2_SIZE SZ_1M | ||
233 | |||
234 | #define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE | ||
235 | /* 0x4e000000 --> 0xfd300000 */ | ||
236 | #define OMAP44XX_DMM_VIRT (OMAP44XX_DMM_PHYS + OMAP4_L3_PER_IO_OFFSET) | ||
237 | #define OMAP44XX_DMM_SIZE SZ_1M | ||
238 | /* | ||
239 | * ---------------------------------------------------------------------------- | ||
240 | * Omap specific register access | ||
241 | * ---------------------------------------------------------------------------- | ||
242 | */ | ||
243 | |||
244 | #ifndef __ASSEMBLER__ | ||
245 | |||
246 | /* | ||
247 | * NOTE: Please use ioremap + __raw_read/write where possible instead of these | ||
248 | */ | ||
249 | |||
250 | extern u8 omap_readb(u32 pa); | ||
251 | extern u16 omap_readw(u32 pa); | ||
252 | extern u32 omap_readl(u32 pa); | ||
253 | extern void omap_writeb(u8 v, u32 pa); | ||
254 | extern void omap_writew(u16 v, u32 pa); | ||
255 | extern void omap_writel(u32 v, u32 pa); | ||
256 | |||
257 | struct omap_sdrc_params; | ||
258 | |||
259 | extern void omap1_map_common_io(void); | ||
260 | extern void omap1_init_common_hw(void); | ||
261 | |||
262 | #ifdef CONFIG_SOC_OMAP2420 | ||
263 | extern void omap242x_map_common_io(void); | ||
264 | #else | ||
265 | static inline void omap242x_map_common_io(void) | ||
266 | { | ||
267 | } | ||
268 | #endif | ||
269 | |||
270 | #ifdef CONFIG_SOC_OMAP2430 | ||
271 | extern void omap243x_map_common_io(void); | ||
272 | #else | ||
273 | static inline void omap243x_map_common_io(void) | ||
274 | { | ||
275 | } | ||
276 | #endif | ||
277 | |||
278 | #ifdef CONFIG_ARCH_OMAP3 | ||
279 | extern void omap34xx_map_common_io(void); | ||
280 | #else | ||
281 | static inline void omap34xx_map_common_io(void) | ||
282 | { | ||
283 | } | ||
284 | #endif | ||
285 | |||
286 | #ifdef CONFIG_SOC_OMAPTI816X | ||
287 | extern void omapti816x_map_common_io(void); | ||
288 | #else | ||
289 | static inline void omapti816x_map_common_io(void) | ||
290 | { | ||
291 | } | ||
292 | #endif | ||
293 | |||
294 | #ifdef CONFIG_ARCH_OMAP4 | ||
295 | extern void omap44xx_map_common_io(void); | ||
296 | #else | ||
297 | static inline void omap44xx_map_common_io(void) | ||
298 | { | ||
299 | } | ||
300 | #endif | ||
301 | |||
302 | extern void omap2_init_common_infrastructure(void); | ||
303 | extern void omap2_init_common_devices(struct omap_sdrc_params *sdrc_cs0, | ||
304 | struct omap_sdrc_params *sdrc_cs1); | ||
305 | |||
306 | #define __arch_ioremap omap_ioremap | ||
307 | #define __arch_iounmap omap_iounmap | ||
308 | |||
309 | void __iomem *omap_ioremap(unsigned long phys, size_t size, unsigned int type); | ||
310 | void omap_iounmap(volatile void __iomem *addr); | ||
311 | |||
312 | #endif | ||
313 | |||
314 | #endif | ||