Commit | Line | Data |
---|---|---|
a21765a7 | 1 | /* linux/arch/arm/mach-s3c2440/mach-anubis.c |
7efb833d | 2 | * |
50f430e3 | 3 | * Copyright 2003-2009 Simtec Electronics |
7efb833d BD |
4 | * http://armlinux.simtec.co.uk/ |
5 | * Ben Dooks <ben@simtec.co.uk> | |
6 | * | |
7efb833d BD |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
7efb833d BD |
10 | */ |
11 | ||
12 | #include <linux/kernel.h> | |
13 | #include <linux/types.h> | |
14 | #include <linux/interrupt.h> | |
15 | #include <linux/list.h> | |
16 | #include <linux/timer.h> | |
17 | #include <linux/init.h> | |
ec976d6e | 18 | #include <linux/gpio.h> |
b6d1f542 | 19 | #include <linux/serial_core.h> |
d052d1be | 20 | #include <linux/platform_device.h> |
b9db83af | 21 | #include <linux/ata_platform.h> |
7a28db61 | 22 | #include <linux/i2c.h> |
fced80c7 | 23 | #include <linux/io.h> |
8a9ccb7f BD |
24 | #include <linux/sm501.h> |
25 | #include <linux/sm501-regs.h> | |
26 | ||
7efb833d BD |
27 | #include <asm/mach/arch.h> |
28 | #include <asm/mach/map.h> | |
29 | #include <asm/mach/irq.h> | |
30 | ||
a09e64fb RK |
31 | #include <mach/anubis-map.h> |
32 | #include <mach/anubis-irq.h> | |
33 | #include <mach/anubis-cpld.h> | |
7efb833d | 34 | |
a09e64fb | 35 | #include <mach/hardware.h> |
7efb833d BD |
36 | #include <asm/irq.h> |
37 | #include <asm/mach-types.h> | |
38 | ||
a2b7ba9c | 39 | #include <plat/regs-serial.h> |
a09e64fb RK |
40 | #include <mach/regs-gpio.h> |
41 | #include <mach/regs-mem.h> | |
42 | #include <mach/regs-lcd.h> | |
7926b5a3 | 43 | #include <plat/nand.h> |
3e1b776c | 44 | #include <plat/iic.h> |
7efb833d BD |
45 | |
46 | #include <linux/mtd/mtd.h> | |
47 | #include <linux/mtd/nand.h> | |
48 | #include <linux/mtd/nand_ecc.h> | |
49 | #include <linux/mtd/partitions.h> | |
50 | ||
eac1d8da BD |
51 | #include <net/ax88796.h> |
52 | ||
d5120ae7 | 53 | #include <plat/clock.h> |
a2b7ba9c BD |
54 | #include <plat/devs.h> |
55 | #include <plat/cpu.h> | |
4d3a3469 | 56 | #include <plat/audio-simtec.h> |
7efb833d | 57 | |
ec2cc753 | 58 | #include "simtec.h" |
b27b0727 KK |
59 | #include "common.h" |
60 | ||
50f430e3 | 61 | #define COPYRIGHT ", Copyright 2005-2009 Simtec Electronics" |
7efb833d BD |
62 | |
63 | static struct map_desc anubis_iodesc[] __initdata = { | |
64 | /* ISA IO areas */ | |
65 | ||
8dd52311 BD |
66 | { |
67 | .virtual = (u32)S3C24XX_VA_ISA_BYTE, | |
68 | .pfn = __phys_to_pfn(0x0), | |
69 | .length = SZ_4M, | |
705630db | 70 | .type = MT_DEVICE, |
8dd52311 BD |
71 | }, { |
72 | .virtual = (u32)S3C24XX_VA_ISA_WORD, | |
73 | .pfn = __phys_to_pfn(0x0), | |
705630db BD |
74 | .length = SZ_4M, |
75 | .type = MT_DEVICE, | |
8dd52311 | 76 | }, |
7efb833d BD |
77 | |
78 | /* we could possibly compress the next set down into a set of smaller tables | |
79 | * pagetables, but that would mean using an L2 section, and it still means | |
80 | * we cannot actually feed the same register to an LDR due to 16K spacing | |
81 | */ | |
82 | ||
83 | /* CPLD control registers */ | |
84 | ||
8dd52311 BD |
85 | { |
86 | .virtual = (u32)ANUBIS_VA_CTRL1, | |
87 | .pfn = __phys_to_pfn(ANUBIS_PA_CTRL1), | |
88 | .length = SZ_4K, | |
705630db | 89 | .type = MT_DEVICE, |
8dd52311 | 90 | }, { |
6c1640d5 BD |
91 | .virtual = (u32)ANUBIS_VA_IDREG, |
92 | .pfn = __phys_to_pfn(ANUBIS_PA_IDREG), | |
8dd52311 | 93 | .length = SZ_4K, |
705630db | 94 | .type = MT_DEVICE, |
8dd52311 | 95 | }, |
7efb833d BD |
96 | }; |
97 | ||
98 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK | |
99 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB | |
100 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE | |
101 | ||
66a9b49a | 102 | static struct s3c2410_uartcfg anubis_uartcfgs[] __initdata = { |
7efb833d BD |
103 | [0] = { |
104 | .hwport = 0, | |
105 | .flags = 0, | |
106 | .ucon = UCON, | |
107 | .ulcon = ULCON, | |
108 | .ufcon = UFCON, | |
afba7f91 | 109 | .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
7efb833d BD |
110 | }, |
111 | [1] = { | |
112 | .hwport = 2, | |
113 | .flags = 0, | |
114 | .ucon = UCON, | |
115 | .ulcon = ULCON, | |
116 | .ufcon = UFCON, | |
afba7f91 | 117 | .clk_sel = S3C2410_UCON_CLKSEL1 | S3C2410_UCON_CLKSEL2, |
7efb833d BD |
118 | }, |
119 | }; | |
120 | ||
121 | /* NAND Flash on Anubis board */ | |
122 | ||
123 | static int external_map[] = { 2 }; | |
124 | static int chip0_map[] = { 0 }; | |
125 | static int chip1_map[] = { 1 }; | |
126 | ||
2a3a1804 | 127 | static struct mtd_partition __initdata anubis_default_nand_part[] = { |
7efb833d BD |
128 | [0] = { |
129 | .name = "Boot Agent", | |
130 | .size = SZ_16K, | |
705630db | 131 | .offset = 0, |
7efb833d BD |
132 | }, |
133 | [1] = { | |
134 | .name = "/boot", | |
135 | .size = SZ_4M - SZ_16K, | |
136 | .offset = SZ_16K, | |
137 | }, | |
138 | [2] = { | |
139 | .name = "user1", | |
140 | .offset = SZ_4M, | |
141 | .size = SZ_32M - SZ_4M, | |
142 | }, | |
143 | [3] = { | |
144 | .name = "user2", | |
145 | .offset = SZ_32M, | |
146 | .size = MTDPART_SIZ_FULL, | |
147 | } | |
148 | }; | |
149 | ||
2a3a1804 | 150 | static struct mtd_partition __initdata anubis_default_nand_part_large[] = { |
ad3613f4 BD |
151 | [0] = { |
152 | .name = "Boot Agent", | |
153 | .size = SZ_128K, | |
154 | .offset = 0, | |
155 | }, | |
156 | [1] = { | |
157 | .name = "/boot", | |
158 | .size = SZ_4M - SZ_128K, | |
159 | .offset = SZ_128K, | |
160 | }, | |
161 | [2] = { | |
162 | .name = "user1", | |
163 | .offset = SZ_4M, | |
164 | .size = SZ_32M - SZ_4M, | |
165 | }, | |
166 | [3] = { | |
167 | .name = "user2", | |
168 | .offset = SZ_32M, | |
169 | .size = MTDPART_SIZ_FULL, | |
170 | } | |
171 | }; | |
172 | ||
7efb833d BD |
173 | /* the Anubis has 3 selectable slots for nand-flash, the two |
174 | * on-board chip areas, as well as the external slot. | |
175 | * | |
176 | * Note, there is no current hot-plug support for the External | |
177 | * socket. | |
178 | */ | |
179 | ||
2a3a1804 | 180 | static struct s3c2410_nand_set __initdata anubis_nand_sets[] = { |
7efb833d BD |
181 | [1] = { |
182 | .name = "External", | |
183 | .nr_chips = 1, | |
184 | .nr_map = external_map, | |
185 | .nr_partitions = ARRAY_SIZE(anubis_default_nand_part), | |
705630db | 186 | .partitions = anubis_default_nand_part, |
7efb833d BD |
187 | }, |
188 | [0] = { | |
189 | .name = "chip0", | |
190 | .nr_chips = 1, | |
191 | .nr_map = chip0_map, | |
192 | .nr_partitions = ARRAY_SIZE(anubis_default_nand_part), | |
705630db | 193 | .partitions = anubis_default_nand_part, |
7efb833d BD |
194 | }, |
195 | [2] = { | |
196 | .name = "chip1", | |
197 | .nr_chips = 1, | |
198 | .nr_map = chip1_map, | |
199 | .nr_partitions = ARRAY_SIZE(anubis_default_nand_part), | |
705630db | 200 | .partitions = anubis_default_nand_part, |
7efb833d BD |
201 | }, |
202 | }; | |
203 | ||
204 | static void anubis_nand_select(struct s3c2410_nand_set *set, int slot) | |
205 | { | |
206 | unsigned int tmp; | |
207 | ||
208 | slot = set->nr_map[slot] & 3; | |
209 | ||
210 | pr_debug("anubis_nand: selecting slot %d (set %p,%p)\n", | |
211 | slot, set, set->nr_map); | |
212 | ||
213 | tmp = __raw_readb(ANUBIS_VA_CTRL1); | |
214 | tmp &= ~ANUBIS_CTRL1_NANDSEL; | |
215 | tmp |= slot; | |
216 | ||
217 | pr_debug("anubis_nand: ctrl1 now %02x\n", tmp); | |
218 | ||
219 | __raw_writeb(tmp, ANUBIS_VA_CTRL1); | |
220 | } | |
221 | ||
2a3a1804 | 222 | static struct s3c2410_platform_nand __initdata anubis_nand_info = { |
7efb833d | 223 | .tacls = 25, |
661e6acf BD |
224 | .twrph0 = 55, |
225 | .twrph1 = 40, | |
7efb833d BD |
226 | .nr_sets = ARRAY_SIZE(anubis_nand_sets), |
227 | .sets = anubis_nand_sets, | |
228 | .select_chip = anubis_nand_select, | |
229 | }; | |
230 | ||
bf1c56a3 BD |
231 | /* IDE channels */ |
232 | ||
019dbaa1 | 233 | static struct pata_platform_info anubis_ide_platdata = { |
b9db83af BD |
234 | .ioport_shift = 5, |
235 | }; | |
236 | ||
bf1c56a3 BD |
237 | static struct resource anubis_ide0_resource[] = { |
238 | { | |
239 | .start = S3C2410_CS3, | |
240 | .end = S3C2410_CS3 + (8*32) - 1, | |
241 | .flags = IORESOURCE_MEM, | |
242 | }, { | |
b9db83af BD |
243 | .start = S3C2410_CS3 + (1<<26) + (6*32), |
244 | .end = S3C2410_CS3 + (1<<26) + (7*32) - 1, | |
bf1c56a3 BD |
245 | .flags = IORESOURCE_MEM, |
246 | }, { | |
247 | .start = IRQ_IDE0, | |
248 | .end = IRQ_IDE0, | |
249 | .flags = IORESOURCE_IRQ, | |
250 | }, | |
251 | }; | |
252 | ||
253 | static struct platform_device anubis_device_ide0 = { | |
b9db83af | 254 | .name = "pata_platform", |
bf1c56a3 BD |
255 | .id = 0, |
256 | .num_resources = ARRAY_SIZE(anubis_ide0_resource), | |
257 | .resource = anubis_ide0_resource, | |
b9db83af BD |
258 | .dev = { |
259 | .platform_data = &anubis_ide_platdata, | |
260 | .coherent_dma_mask = ~0, | |
261 | }, | |
bf1c56a3 BD |
262 | }; |
263 | ||
264 | static struct resource anubis_ide1_resource[] = { | |
265 | { | |
266 | .start = S3C2410_CS4, | |
267 | .end = S3C2410_CS4 + (8*32) - 1, | |
268 | .flags = IORESOURCE_MEM, | |
269 | }, { | |
b9db83af BD |
270 | .start = S3C2410_CS4 + (1<<26) + (6*32), |
271 | .end = S3C2410_CS4 + (1<<26) + (7*32) - 1, | |
bf1c56a3 BD |
272 | .flags = IORESOURCE_MEM, |
273 | }, { | |
274 | .start = IRQ_IDE0, | |
275 | .end = IRQ_IDE0, | |
276 | .flags = IORESOURCE_IRQ, | |
277 | }, | |
278 | }; | |
279 | ||
bf1c56a3 | 280 | static struct platform_device anubis_device_ide1 = { |
b9db83af | 281 | .name = "pata_platform", |
bf1c56a3 BD |
282 | .id = 1, |
283 | .num_resources = ARRAY_SIZE(anubis_ide1_resource), | |
284 | .resource = anubis_ide1_resource, | |
b9db83af BD |
285 | .dev = { |
286 | .platform_data = &anubis_ide_platdata, | |
287 | .coherent_dma_mask = ~0, | |
288 | }, | |
bf1c56a3 | 289 | }; |
7efb833d | 290 | |
eac1d8da BD |
291 | /* Asix AX88796 10/100 ethernet controller */ |
292 | ||
293 | static struct ax_plat_data anubis_asix_platdata = { | |
294 | .flags = AXFLG_MAC_FROMDEV, | |
295 | .wordlength = 2, | |
296 | .dcr_val = 0x48, | |
297 | .rcr_val = 0x40, | |
298 | }; | |
299 | ||
300 | static struct resource anubis_asix_resource[] = { | |
301 | [0] = { | |
302 | .start = S3C2410_CS5, | |
303 | .end = S3C2410_CS5 + (0x20 * 0x20) -1, | |
304 | .flags = IORESOURCE_MEM | |
305 | }, | |
306 | [1] = { | |
307 | .start = IRQ_ASIX, | |
308 | .end = IRQ_ASIX, | |
309 | .flags = IORESOURCE_IRQ | |
310 | } | |
311 | }; | |
312 | ||
313 | static struct platform_device anubis_device_asix = { | |
314 | .name = "ax88796", | |
315 | .id = 0, | |
316 | .num_resources = ARRAY_SIZE(anubis_asix_resource), | |
317 | .resource = anubis_asix_resource, | |
318 | .dev = { | |
319 | .platform_data = &anubis_asix_platdata, | |
320 | } | |
321 | }; | |
322 | ||
8a9ccb7f BD |
323 | /* SM501 */ |
324 | ||
325 | static struct resource anubis_sm501_resource[] = { | |
326 | [0] = { | |
327 | .start = S3C2410_CS2, | |
328 | .end = S3C2410_CS2 + SZ_8M, | |
329 | .flags = IORESOURCE_MEM, | |
330 | }, | |
331 | [1] = { | |
332 | .start = S3C2410_CS2 + SZ_64M - SZ_2M, | |
333 | .end = S3C2410_CS2 + SZ_64M - 1, | |
334 | .flags = IORESOURCE_MEM, | |
335 | }, | |
336 | [2] = { | |
337 | .start = IRQ_EINT0, | |
338 | .end = IRQ_EINT0, | |
339 | .flags = IORESOURCE_IRQ, | |
340 | }, | |
341 | }; | |
342 | ||
343 | static struct sm501_initdata anubis_sm501_initdata = { | |
344 | .gpio_high = { | |
345 | .set = 0x3F000000, /* 24bit panel */ | |
346 | .mask = 0x0, | |
347 | }, | |
348 | .misc_timing = { | |
349 | .set = 0x010100, /* SDRAM timing */ | |
350 | .mask = 0x1F1F00, | |
351 | }, | |
352 | .misc_control = { | |
353 | .set = SM501_MISC_PNL_24BIT, | |
354 | .mask = 0, | |
355 | }, | |
356 | ||
6290ce30 BD |
357 | .devices = SM501_USE_GPIO, |
358 | ||
8a9ccb7f BD |
359 | /* set the SDRAM and bus clocks */ |
360 | .mclk = 72 * MHZ, | |
361 | .m1xclk = 144 * MHZ, | |
362 | }; | |
363 | ||
364 | static struct sm501_platdata_gpio_i2c anubis_sm501_gpio_i2c[] = { | |
365 | [0] = { | |
6290ce30 | 366 | .bus_num = 1, |
8a9ccb7f BD |
367 | .pin_scl = 44, |
368 | .pin_sda = 45, | |
369 | }, | |
370 | [1] = { | |
6290ce30 | 371 | .bus_num = 2, |
8a9ccb7f BD |
372 | .pin_scl = 40, |
373 | .pin_sda = 41, | |
374 | }, | |
375 | }; | |
376 | ||
377 | static struct sm501_platdata anubis_sm501_platdata = { | |
378 | .init = &anubis_sm501_initdata, | |
6290ce30 | 379 | .gpio_base = -1, |
8a9ccb7f BD |
380 | .gpio_i2c = anubis_sm501_gpio_i2c, |
381 | .gpio_i2c_nr = ARRAY_SIZE(anubis_sm501_gpio_i2c), | |
382 | }; | |
383 | ||
384 | static struct platform_device anubis_device_sm501 = { | |
385 | .name = "sm501", | |
386 | .id = 0, | |
387 | .num_resources = ARRAY_SIZE(anubis_sm501_resource), | |
388 | .resource = anubis_sm501_resource, | |
389 | .dev = { | |
390 | .platform_data = &anubis_sm501_platdata, | |
391 | }, | |
392 | }; | |
393 | ||
7efb833d BD |
394 | /* Standard Anubis devices */ |
395 | ||
396 | static struct platform_device *anubis_devices[] __initdata = { | |
b813248c | 397 | &s3c_device_ohci, |
7efb833d BD |
398 | &s3c_device_wdt, |
399 | &s3c_device_adc, | |
3e1b776c | 400 | &s3c_device_i2c0, |
7efb833d BD |
401 | &s3c_device_rtc, |
402 | &s3c_device_nand, | |
bf1c56a3 BD |
403 | &anubis_device_ide0, |
404 | &anubis_device_ide1, | |
eac1d8da | 405 | &anubis_device_asix, |
8a9ccb7f | 406 | &anubis_device_sm501, |
7efb833d BD |
407 | }; |
408 | ||
2bc7509f | 409 | static struct clk *anubis_clocks[] __initdata = { |
7efb833d BD |
410 | &s3c24xx_dclk0, |
411 | &s3c24xx_dclk1, | |
412 | &s3c24xx_clkout0, | |
413 | &s3c24xx_clkout1, | |
414 | &s3c24xx_uclk, | |
415 | }; | |
416 | ||
7a28db61 BD |
417 | /* I2C devices. */ |
418 | ||
419 | static struct i2c_board_info anubis_i2c_devs[] __initdata = { | |
420 | { | |
421 | I2C_BOARD_INFO("tps65011", 0x48), | |
422 | .irq = IRQ_EINT20, | |
423 | } | |
424 | }; | |
425 | ||
4d3a3469 BD |
426 | /* Audio setup */ |
427 | static struct s3c24xx_audio_simtec_pdata __initdata anubis_audio = { | |
428 | .have_mic = 1, | |
429 | .have_lout = 1, | |
430 | .output_cdclk = 1, | |
431 | .use_mpllin = 1, | |
432 | .amp_gpio = S3C2410_GPB(2), | |
433 | .amp_gain[0] = S3C2410_GPD(10), | |
434 | .amp_gain[1] = S3C2410_GPD(11), | |
435 | }; | |
436 | ||
5fe10ab1 | 437 | static void __init anubis_map_io(void) |
7efb833d BD |
438 | { |
439 | /* initialise the clocks */ | |
440 | ||
d96a9804 | 441 | s3c24xx_dclk0.parent = &clk_upll; |
7efb833d BD |
442 | s3c24xx_dclk0.rate = 12*1000*1000; |
443 | ||
d96a9804 | 444 | s3c24xx_dclk1.parent = &clk_upll; |
7efb833d BD |
445 | s3c24xx_dclk1.rate = 24*1000*1000; |
446 | ||
447 | s3c24xx_clkout0.parent = &s3c24xx_dclk0; | |
448 | s3c24xx_clkout1.parent = &s3c24xx_dclk1; | |
449 | ||
450 | s3c24xx_uclk.parent = &s3c24xx_clkout1; | |
451 | ||
ce89c206 BD |
452 | s3c24xx_register_clocks(anubis_clocks, ARRAY_SIZE(anubis_clocks)); |
453 | ||
7efb833d BD |
454 | s3c24xx_init_io(anubis_iodesc, ARRAY_SIZE(anubis_iodesc)); |
455 | s3c24xx_init_clocks(0); | |
456 | s3c24xx_init_uarts(anubis_uartcfgs, ARRAY_SIZE(anubis_uartcfgs)); | |
7efb833d | 457 | |
ad3613f4 BD |
458 | /* check for the newer revision boards with large page nand */ |
459 | ||
460 | if ((__raw_readb(ANUBIS_VA_IDREG) & ANUBIS_IDREG_REVMASK) >= 4) { | |
461 | printk(KERN_INFO "ANUBIS-B detected (revision %d)\n", | |
462 | __raw_readb(ANUBIS_VA_IDREG) & ANUBIS_IDREG_REVMASK); | |
463 | anubis_nand_sets[0].partitions = anubis_default_nand_part_large; | |
464 | anubis_nand_sets[0].nr_partitions = ARRAY_SIZE(anubis_default_nand_part_large); | |
465 | } else { | |
466 | /* ensure that the GPIO is setup */ | |
070276d5 | 467 | s3c2410_gpio_setpin(S3C2410_GPA(0), 1); |
ad3613f4 | 468 | } |
7efb833d BD |
469 | } |
470 | ||
57e5171c BD |
471 | static void __init anubis_init(void) |
472 | { | |
3e1b776c | 473 | s3c_i2c0_set_platdata(NULL); |
2a3a1804 | 474 | s3c_nand_set_platdata(&anubis_nand_info); |
4d3a3469 | 475 | simtec_audio_add(NULL, false, &anubis_audio); |
2a3a1804 | 476 | |
57e5171c | 477 | platform_add_devices(anubis_devices, ARRAY_SIZE(anubis_devices)); |
7a28db61 BD |
478 | |
479 | i2c_register_board_info(0, anubis_i2c_devs, | |
480 | ARRAY_SIZE(anubis_i2c_devs)); | |
57e5171c BD |
481 | } |
482 | ||
483 | ||
7efb833d BD |
484 | MACHINE_START(ANUBIS, "Simtec-Anubis") |
485 | /* Maintainer: Ben Dooks <ben@simtec.co.uk> */ | |
69d50710 | 486 | .atag_offset = 0x100, |
7efb833d | 487 | .map_io = anubis_map_io, |
57e5171c | 488 | .init_machine = anubis_init, |
7efb833d BD |
489 | .init_irq = s3c24xx_init_irq, |
490 | .timer = &s3c24xx_timer, | |
c1ba544f | 491 | .restart = s3c244x_restart, |
7efb833d | 492 | MACHINE_END |