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Kevin Hilmand0e47fb2009-04-14 11:30:11 -05001/*
2 * TI DaVinci DM644x chip specific setup
3 *
4 * Author: Kevin Hilman, Deep Root Systems, LLC
5 *
6 * 2007 (c) Deep Root Systems, LLC. This file is licensed under
7 * the terms of the GNU General Public License version 2. This program
8 * is licensed "as is" without any warranty of any kind, whether express
9 * or implied.
10 */
Kevin Hilmand0e47fb2009-04-14 11:30:11 -050011#include <linux/init.h>
12#include <linux/clk.h>
Mark A. Greer65e866a2009-03-18 12:36:08 -050013#include <linux/serial_8250.h>
Kevin Hilmand0e47fb2009-04-14 11:30:11 -050014#include <linux/platform_device.h>
15
Mark A. Greer79c3c0b2009-04-15 12:38:58 -070016#include <asm/mach/map.h>
17
Kevin Hilmand0e47fb2009-04-14 11:30:11 -050018#include <mach/dm644x.h>
Kevin Hilmand0e47fb2009-04-14 11:30:11 -050019#include <mach/cputype.h>
20#include <mach/edma.h>
21#include <mach/irqs.h>
22#include <mach/psc.h>
23#include <mach/mux.h>
Mark A. Greerf64691b2009-04-15 12:40:11 -070024#include <mach/time.h>
Mark A. Greer65e866a2009-03-18 12:36:08 -050025#include <mach/serial.h>
Mark A. Greer79c3c0b2009-04-15 12:38:58 -070026#include <mach/common.h>
Chaithrika U S25acf552009-06-05 06:28:08 -040027#include <mach/asp.h>
Linus Walleij5f3fcf92011-08-22 08:40:38 +010028#include <mach/gpio-davinci.h>
Kevin Hilmand0e47fb2009-04-14 11:30:11 -050029
30#include "clock.h"
31#include "mux.h"
32
33/*
34 * Device specific clocks
35 */
36#define DM644X_REF_FREQ 27000000
37
38static struct pll_data pll1_data = {
39 .num = 1,
40 .phys_base = DAVINCI_PLL1_BASE,
41};
42
43static struct pll_data pll2_data = {
44 .num = 2,
45 .phys_base = DAVINCI_PLL2_BASE,
46};
47
48static struct clk ref_clk = {
49 .name = "ref_clk",
50 .rate = DM644X_REF_FREQ,
51};
52
53static struct clk pll1_clk = {
54 .name = "pll1",
55 .parent = &ref_clk,
56 .pll_data = &pll1_data,
57 .flags = CLK_PLL,
58};
59
60static struct clk pll1_sysclk1 = {
61 .name = "pll1_sysclk1",
62 .parent = &pll1_clk,
63 .flags = CLK_PLL,
64 .div_reg = PLLDIV1,
65};
66
67static struct clk pll1_sysclk2 = {
68 .name = "pll1_sysclk2",
69 .parent = &pll1_clk,
70 .flags = CLK_PLL,
71 .div_reg = PLLDIV2,
72};
73
74static struct clk pll1_sysclk3 = {
75 .name = "pll1_sysclk3",
76 .parent = &pll1_clk,
77 .flags = CLK_PLL,
78 .div_reg = PLLDIV3,
79};
80
81static struct clk pll1_sysclk5 = {
82 .name = "pll1_sysclk5",
83 .parent = &pll1_clk,
84 .flags = CLK_PLL,
85 .div_reg = PLLDIV5,
86};
87
88static struct clk pll1_aux_clk = {
89 .name = "pll1_aux_clk",
90 .parent = &pll1_clk,
91 .flags = CLK_PLL | PRE_PLL,
92};
93
94static struct clk pll1_sysclkbp = {
95 .name = "pll1_sysclkbp",
96 .parent = &pll1_clk,
97 .flags = CLK_PLL | PRE_PLL,
98 .div_reg = BPDIV
99};
100
101static struct clk pll2_clk = {
102 .name = "pll2",
103 .parent = &ref_clk,
104 .pll_data = &pll2_data,
105 .flags = CLK_PLL,
106};
107
108static struct clk pll2_sysclk1 = {
109 .name = "pll2_sysclk1",
110 .parent = &pll2_clk,
111 .flags = CLK_PLL,
112 .div_reg = PLLDIV1,
113};
114
115static struct clk pll2_sysclk2 = {
116 .name = "pll2_sysclk2",
117 .parent = &pll2_clk,
118 .flags = CLK_PLL,
119 .div_reg = PLLDIV2,
120};
121
122static struct clk pll2_sysclkbp = {
123 .name = "pll2_sysclkbp",
124 .parent = &pll2_clk,
125 .flags = CLK_PLL | PRE_PLL,
126 .div_reg = BPDIV
127};
128
129static struct clk dsp_clk = {
130 .name = "dsp",
131 .parent = &pll1_sysclk1,
132 .lpsc = DAVINCI_LPSC_GEM,
133 .flags = PSC_DSP,
134 .usecount = 1, /* REVISIT how to disable? */
135};
136
137static struct clk arm_clk = {
138 .name = "arm",
139 .parent = &pll1_sysclk2,
140 .lpsc = DAVINCI_LPSC_ARM,
141 .flags = ALWAYS_ENABLED,
142};
143
144static struct clk vicp_clk = {
145 .name = "vicp",
146 .parent = &pll1_sysclk2,
147 .lpsc = DAVINCI_LPSC_IMCOP,
148 .flags = PSC_DSP,
149 .usecount = 1, /* REVISIT how to disable? */
150};
151
152static struct clk vpss_master_clk = {
153 .name = "vpss_master",
154 .parent = &pll1_sysclk3,
155 .lpsc = DAVINCI_LPSC_VPSSMSTR,
156 .flags = CLK_PSC,
157};
158
159static struct clk vpss_slave_clk = {
160 .name = "vpss_slave",
161 .parent = &pll1_sysclk3,
162 .lpsc = DAVINCI_LPSC_VPSSSLV,
163};
164
165static struct clk uart0_clk = {
166 .name = "uart0",
167 .parent = &pll1_aux_clk,
168 .lpsc = DAVINCI_LPSC_UART0,
169};
170
171static struct clk uart1_clk = {
172 .name = "uart1",
173 .parent = &pll1_aux_clk,
174 .lpsc = DAVINCI_LPSC_UART1,
175};
176
177static struct clk uart2_clk = {
178 .name = "uart2",
179 .parent = &pll1_aux_clk,
180 .lpsc = DAVINCI_LPSC_UART2,
181};
182
183static struct clk emac_clk = {
184 .name = "emac",
185 .parent = &pll1_sysclk5,
186 .lpsc = DAVINCI_LPSC_EMAC_WRAPPER,
187};
188
189static struct clk i2c_clk = {
190 .name = "i2c",
191 .parent = &pll1_aux_clk,
192 .lpsc = DAVINCI_LPSC_I2C,
193};
194
195static struct clk ide_clk = {
196 .name = "ide",
197 .parent = &pll1_sysclk5,
198 .lpsc = DAVINCI_LPSC_ATA,
199};
200
201static struct clk asp_clk = {
202 .name = "asp0",
203 .parent = &pll1_sysclk5,
204 .lpsc = DAVINCI_LPSC_McBSP,
205};
206
207static struct clk mmcsd_clk = {
208 .name = "mmcsd",
209 .parent = &pll1_sysclk5,
210 .lpsc = DAVINCI_LPSC_MMC_SD,
211};
212
213static struct clk spi_clk = {
214 .name = "spi",
215 .parent = &pll1_sysclk5,
216 .lpsc = DAVINCI_LPSC_SPI,
217};
218
219static struct clk gpio_clk = {
220 .name = "gpio",
221 .parent = &pll1_sysclk5,
222 .lpsc = DAVINCI_LPSC_GPIO,
223};
224
225static struct clk usb_clk = {
226 .name = "usb",
227 .parent = &pll1_sysclk5,
228 .lpsc = DAVINCI_LPSC_USB,
229};
230
231static struct clk vlynq_clk = {
232 .name = "vlynq",
233 .parent = &pll1_sysclk5,
234 .lpsc = DAVINCI_LPSC_VLYNQ,
235};
236
237static struct clk aemif_clk = {
238 .name = "aemif",
239 .parent = &pll1_sysclk5,
240 .lpsc = DAVINCI_LPSC_AEMIF,
241};
242
243static struct clk pwm0_clk = {
244 .name = "pwm0",
245 .parent = &pll1_aux_clk,
246 .lpsc = DAVINCI_LPSC_PWM0,
247};
248
249static struct clk pwm1_clk = {
250 .name = "pwm1",
251 .parent = &pll1_aux_clk,
252 .lpsc = DAVINCI_LPSC_PWM1,
253};
254
255static struct clk pwm2_clk = {
256 .name = "pwm2",
257 .parent = &pll1_aux_clk,
258 .lpsc = DAVINCI_LPSC_PWM2,
259};
260
261static struct clk timer0_clk = {
262 .name = "timer0",
263 .parent = &pll1_aux_clk,
264 .lpsc = DAVINCI_LPSC_TIMER0,
265};
266
267static struct clk timer1_clk = {
268 .name = "timer1",
269 .parent = &pll1_aux_clk,
270 .lpsc = DAVINCI_LPSC_TIMER1,
271};
272
273static struct clk timer2_clk = {
274 .name = "timer2",
275 .parent = &pll1_aux_clk,
276 .lpsc = DAVINCI_LPSC_TIMER2,
Lucas De Marchie9c54992011-04-26 23:28:26 -0700277 .usecount = 1, /* REVISIT: why can't this be disabled? */
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500278};
279
Kevin Hilman28552c22010-02-25 15:36:38 -0800280static struct clk_lookup dm644x_clks[] = {
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500281 CLK(NULL, "ref", &ref_clk),
282 CLK(NULL, "pll1", &pll1_clk),
283 CLK(NULL, "pll1_sysclk1", &pll1_sysclk1),
284 CLK(NULL, "pll1_sysclk2", &pll1_sysclk2),
285 CLK(NULL, "pll1_sysclk3", &pll1_sysclk3),
286 CLK(NULL, "pll1_sysclk5", &pll1_sysclk5),
287 CLK(NULL, "pll1_aux", &pll1_aux_clk),
288 CLK(NULL, "pll1_sysclkbp", &pll1_sysclkbp),
289 CLK(NULL, "pll2", &pll2_clk),
290 CLK(NULL, "pll2_sysclk1", &pll2_sysclk1),
291 CLK(NULL, "pll2_sysclk2", &pll2_sysclk2),
292 CLK(NULL, "pll2_sysclkbp", &pll2_sysclkbp),
293 CLK(NULL, "dsp", &dsp_clk),
294 CLK(NULL, "arm", &arm_clk),
295 CLK(NULL, "vicp", &vicp_clk),
296 CLK(NULL, "vpss_master", &vpss_master_clk),
297 CLK(NULL, "vpss_slave", &vpss_slave_clk),
298 CLK(NULL, "arm", &arm_clk),
299 CLK(NULL, "uart0", &uart0_clk),
300 CLK(NULL, "uart1", &uart1_clk),
301 CLK(NULL, "uart2", &uart2_clk),
302 CLK("davinci_emac.1", NULL, &emac_clk),
303 CLK("i2c_davinci.1", NULL, &i2c_clk),
304 CLK("palm_bk3710", NULL, &ide_clk),
Chris Paulson-Ellisbedad0c2010-11-16 12:27:09 +0000305 CLK("davinci-mcbsp", NULL, &asp_clk),
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500306 CLK("davinci_mmc.0", NULL, &mmcsd_clk),
307 CLK(NULL, "spi", &spi_clk),
308 CLK(NULL, "gpio", &gpio_clk),
309 CLK(NULL, "usb", &usb_clk),
310 CLK(NULL, "vlynq", &vlynq_clk),
311 CLK(NULL, "aemif", &aemif_clk),
312 CLK(NULL, "pwm0", &pwm0_clk),
313 CLK(NULL, "pwm1", &pwm1_clk),
314 CLK(NULL, "pwm2", &pwm2_clk),
315 CLK(NULL, "timer0", &timer0_clk),
316 CLK(NULL, "timer1", &timer1_clk),
317 CLK("watchdog", NULL, &timer2_clk),
318 CLK(NULL, NULL, NULL),
319};
320
Mark A. Greer972412b2009-04-15 12:40:56 -0700321static struct emac_platform_data dm644x_emac_pdata = {
322 .ctrl_reg_offset = DM644X_EMAC_CNTRL_OFFSET,
323 .ctrl_mod_reg_offset = DM644X_EMAC_CNTRL_MOD_OFFSET,
324 .ctrl_ram_offset = DM644X_EMAC_CNTRL_RAM_OFFSET,
Mark A. Greer972412b2009-04-15 12:40:56 -0700325 .ctrl_ram_size = DM644X_EMAC_CNTRL_RAM_SIZE,
326 .version = EMAC_VERSION_1,
327};
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500328
329static struct resource dm644x_emac_resources[] = {
330 {
331 .start = DM644X_EMAC_BASE,
Cyril Chemparathyd22960c2010-09-15 10:11:22 -0400332 .end = DM644X_EMAC_BASE + SZ_16K - 1,
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500333 .flags = IORESOURCE_MEM,
334 },
335 {
336 .start = IRQ_EMACINT,
337 .end = IRQ_EMACINT,
338 .flags = IORESOURCE_IRQ,
339 },
340};
341
342static struct platform_device dm644x_emac_device = {
343 .name = "davinci_emac",
344 .id = 1,
Mark A. Greer972412b2009-04-15 12:40:56 -0700345 .dev = {
346 .platform_data = &dm644x_emac_pdata,
347 },
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500348 .num_resources = ARRAY_SIZE(dm644x_emac_resources),
349 .resource = dm644x_emac_resources,
350};
351
Cyril Chemparathyd22960c2010-09-15 10:11:22 -0400352static struct resource dm644x_mdio_resources[] = {
353 {
354 .start = DM644X_EMAC_MDIO_BASE,
355 .end = DM644X_EMAC_MDIO_BASE + SZ_4K - 1,
356 .flags = IORESOURCE_MEM,
357 },
358};
359
360static struct platform_device dm644x_mdio_device = {
361 .name = "davinci_mdio",
362 .id = 0,
363 .num_resources = ARRAY_SIZE(dm644x_mdio_resources),
364 .resource = dm644x_mdio_resources,
365};
366
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500367/*
368 * Device specific mux setup
369 *
370 * soc description mux mode mode mux dbg
371 * reg offset mask mode
372 */
373static const struct mux_config dm644x_pins[] = {
Mark A. Greer0e585952009-04-15 12:39:48 -0700374#ifdef CONFIG_DAVINCI_MUX
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500375MUX_CFG(DM644X, HDIREN, 0, 16, 1, 1, true)
376MUX_CFG(DM644X, ATAEN, 0, 17, 1, 1, true)
377MUX_CFG(DM644X, ATAEN_DISABLE, 0, 17, 1, 0, true)
378
379MUX_CFG(DM644X, HPIEN_DISABLE, 0, 29, 1, 0, true)
380
381MUX_CFG(DM644X, AEAW, 0, 0, 31, 31, true)
Andrey Porodkoc16fe262009-11-13 19:16:51 +0500382MUX_CFG(DM644X, AEAW0, 0, 0, 1, 0, true)
383MUX_CFG(DM644X, AEAW1, 0, 1, 1, 0, true)
384MUX_CFG(DM644X, AEAW2, 0, 2, 1, 0, true)
385MUX_CFG(DM644X, AEAW3, 0, 3, 1, 0, true)
386MUX_CFG(DM644X, AEAW4, 0, 4, 1, 0, true)
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500387
388MUX_CFG(DM644X, MSTK, 1, 9, 1, 0, false)
389
390MUX_CFG(DM644X, I2C, 1, 7, 1, 1, false)
391
392MUX_CFG(DM644X, MCBSP, 1, 10, 1, 1, false)
393
394MUX_CFG(DM644X, UART1, 1, 1, 1, 1, true)
395MUX_CFG(DM644X, UART2, 1, 2, 1, 1, true)
396
397MUX_CFG(DM644X, PWM0, 1, 4, 1, 1, false)
398
399MUX_CFG(DM644X, PWM1, 1, 5, 1, 1, false)
400
401MUX_CFG(DM644X, PWM2, 1, 6, 1, 1, false)
402
403MUX_CFG(DM644X, VLYNQEN, 0, 15, 1, 1, false)
404MUX_CFG(DM644X, VLSCREN, 0, 14, 1, 1, false)
405MUX_CFG(DM644X, VLYNQWD, 0, 12, 3, 3, false)
406
407MUX_CFG(DM644X, EMACEN, 0, 31, 1, 1, true)
408
409MUX_CFG(DM644X, GPIO3V, 0, 31, 1, 0, true)
410
411MUX_CFG(DM644X, GPIO0, 0, 24, 1, 0, true)
412MUX_CFG(DM644X, GPIO3, 0, 25, 1, 0, false)
413MUX_CFG(DM644X, GPIO43_44, 1, 7, 1, 0, false)
414MUX_CFG(DM644X, GPIO46_47, 0, 22, 1, 0, true)
415
416MUX_CFG(DM644X, RGB666, 0, 22, 1, 1, true)
417
418MUX_CFG(DM644X, LOEEN, 0, 24, 1, 1, true)
419MUX_CFG(DM644X, LFLDEN, 0, 25, 1, 1, false)
Mark A. Greer0e585952009-04-15 12:39:48 -0700420#endif
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500421};
422
Mark A. Greer673dd362009-04-15 12:40:00 -0700423/* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */
424static u8 dm644x_default_priorities[DAVINCI_N_AINTC_IRQ] = {
425 [IRQ_VDINT0] = 2,
426 [IRQ_VDINT1] = 6,
427 [IRQ_VDINT2] = 6,
428 [IRQ_HISTINT] = 6,
429 [IRQ_H3AINT] = 6,
430 [IRQ_PRVUINT] = 6,
431 [IRQ_RSZINT] = 6,
432 [7] = 7,
433 [IRQ_VENCINT] = 6,
434 [IRQ_ASQINT] = 6,
435 [IRQ_IMXINT] = 6,
436 [IRQ_VLCDINT] = 6,
437 [IRQ_USBINT] = 4,
438 [IRQ_EMACINT] = 4,
439 [14] = 7,
440 [15] = 7,
441 [IRQ_CCINT0] = 5, /* dma */
442 [IRQ_CCERRINT] = 5, /* dma */
443 [IRQ_TCERRINT0] = 5, /* dma */
444 [IRQ_TCERRINT] = 5, /* dma */
445 [IRQ_PSCIN] = 7,
446 [21] = 7,
447 [IRQ_IDE] = 4,
448 [23] = 7,
449 [IRQ_MBXINT] = 7,
450 [IRQ_MBRINT] = 7,
451 [IRQ_MMCINT] = 7,
452 [IRQ_SDIOINT] = 7,
453 [28] = 7,
454 [IRQ_DDRINT] = 7,
455 [IRQ_AEMIFINT] = 7,
456 [IRQ_VLQINT] = 4,
457 [IRQ_TINT0_TINT12] = 2, /* clockevent */
458 [IRQ_TINT0_TINT34] = 2, /* clocksource */
459 [IRQ_TINT1_TINT12] = 7, /* DSP timer */
460 [IRQ_TINT1_TINT34] = 7, /* system tick */
461 [IRQ_PWMINT0] = 7,
462 [IRQ_PWMINT1] = 7,
463 [IRQ_PWMINT2] = 7,
464 [IRQ_I2C] = 3,
465 [IRQ_UARTINT0] = 3,
466 [IRQ_UARTINT1] = 3,
467 [IRQ_UARTINT2] = 3,
468 [IRQ_SPINT0] = 3,
469 [IRQ_SPINT1] = 3,
470 [45] = 7,
471 [IRQ_DSP2ARM0] = 4,
472 [IRQ_DSP2ARM1] = 4,
473 [IRQ_GPIO0] = 7,
474 [IRQ_GPIO1] = 7,
475 [IRQ_GPIO2] = 7,
476 [IRQ_GPIO3] = 7,
477 [IRQ_GPIO4] = 7,
478 [IRQ_GPIO5] = 7,
479 [IRQ_GPIO6] = 7,
480 [IRQ_GPIO7] = 7,
481 [IRQ_GPIOBNK0] = 7,
482 [IRQ_GPIOBNK1] = 7,
483 [IRQ_GPIOBNK2] = 7,
484 [IRQ_GPIOBNK3] = 7,
485 [IRQ_GPIOBNK4] = 7,
486 [IRQ_COMMTX] = 7,
487 [IRQ_COMMRX] = 7,
488 [IRQ_EMUINT] = 7,
489};
490
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500491/*----------------------------------------------------------------------*/
492
Sudhakar Rajashekhara60902a22009-05-21 07:41:35 -0400493static const s8
494queue_tc_mapping[][2] = {
495 /* {event queue no, TC no} */
496 {0, 0},
497 {1, 1},
498 {-1, -1},
499};
500
501static const s8
502queue_priority_mapping[][2] = {
503 /* {event queue no, Priority} */
504 {0, 3},
505 {1, 7},
506 {-1, -1},
507};
508
Sekhar Noribc3ac9f2010-06-29 11:35:12 +0530509static struct edma_soc_info edma_cc0_info = {
510 .n_channel = 64,
511 .n_region = 4,
512 .n_slot = 128,
513 .n_tc = 2,
514 .n_cc = 1,
515 .queue_tc_mapping = queue_tc_mapping,
516 .queue_priority_mapping = queue_priority_mapping,
517};
518
519static struct edma_soc_info *dm644x_edma_info[EDMA_MAX_CC] = {
520 &edma_cc0_info,
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500521};
522
523static struct resource edma_resources[] = {
524 {
Sudhakar Rajashekhara60902a22009-05-21 07:41:35 -0400525 .name = "edma_cc0",
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500526 .start = 0x01c00000,
527 .end = 0x01c00000 + SZ_64K - 1,
528 .flags = IORESOURCE_MEM,
529 },
530 {
531 .name = "edma_tc0",
532 .start = 0x01c10000,
533 .end = 0x01c10000 + SZ_1K - 1,
534 .flags = IORESOURCE_MEM,
535 },
536 {
537 .name = "edma_tc1",
538 .start = 0x01c10400,
539 .end = 0x01c10400 + SZ_1K - 1,
540 .flags = IORESOURCE_MEM,
541 },
542 {
Sudhakar Rajashekhara60902a22009-05-21 07:41:35 -0400543 .name = "edma0",
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500544 .start = IRQ_CCINT0,
545 .flags = IORESOURCE_IRQ,
546 },
547 {
Sudhakar Rajashekhara60902a22009-05-21 07:41:35 -0400548 .name = "edma0_err",
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500549 .start = IRQ_CCERRINT,
550 .flags = IORESOURCE_IRQ,
551 },
552 /* not using TC*_ERR */
553};
554
555static struct platform_device dm644x_edma_device = {
556 .name = "edma",
Sudhakar Rajashekhara60902a22009-05-21 07:41:35 -0400557 .id = 0,
558 .dev.platform_data = dm644x_edma_info,
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500559 .num_resources = ARRAY_SIZE(edma_resources),
560 .resource = edma_resources,
561};
562
Chaithrika U S25acf552009-06-05 06:28:08 -0400563/* DM6446 EVM uses ASP0; line-out is a pair of RCA jacks */
564static struct resource dm644x_asp_resources[] = {
565 {
566 .start = DAVINCI_ASP0_BASE,
567 .end = DAVINCI_ASP0_BASE + SZ_8K - 1,
568 .flags = IORESOURCE_MEM,
569 },
570 {
571 .start = DAVINCI_DMA_ASP0_TX,
572 .end = DAVINCI_DMA_ASP0_TX,
573 .flags = IORESOURCE_DMA,
574 },
575 {
576 .start = DAVINCI_DMA_ASP0_RX,
577 .end = DAVINCI_DMA_ASP0_RX,
578 .flags = IORESOURCE_DMA,
579 },
580};
581
582static struct platform_device dm644x_asp_device = {
Chris Paulson-Ellisbedad0c2010-11-16 12:27:09 +0000583 .name = "davinci-mcbsp",
Chaithrika U S25acf552009-06-05 06:28:08 -0400584 .id = -1,
585 .num_resources = ARRAY_SIZE(dm644x_asp_resources),
586 .resource = dm644x_asp_resources,
587};
588
Muralidharan Karicheriab8e8df2009-09-16 11:53:18 -0400589static struct resource dm644x_vpss_resources[] = {
590 {
591 /* VPSS Base address */
592 .name = "vpss",
593 .start = 0x01c73400,
594 .end = 0x01c73400 + 0xff,
595 .flags = IORESOURCE_MEM,
596 },
597};
598
599static struct platform_device dm644x_vpss_device = {
600 .name = "vpss",
601 .id = -1,
602 .dev.platform_data = "dm644x_vpss",
603 .num_resources = ARRAY_SIZE(dm644x_vpss_resources),
604 .resource = dm644x_vpss_resources,
605};
606
607static struct resource vpfe_resources[] = {
608 {
609 .start = IRQ_VDINT0,
610 .end = IRQ_VDINT0,
611 .flags = IORESOURCE_IRQ,
612 },
613 {
614 .start = IRQ_VDINT1,
615 .end = IRQ_VDINT1,
616 .flags = IORESOURCE_IRQ,
617 },
Muralidharan Karicheri77c8b5f2010-01-13 20:27:08 -0300618};
619
620static u64 vpfe_capture_dma_mask = DMA_BIT_MASK(32);
621static struct resource dm644x_ccdc_resource[] = {
622 /* CCDC Base address */
Muralidharan Karicheriab8e8df2009-09-16 11:53:18 -0400623 {
624 .start = 0x01c70400,
625 .end = 0x01c70400 + 0xff,
626 .flags = IORESOURCE_MEM,
627 },
628};
629
Muralidharan Karicheri77c8b5f2010-01-13 20:27:08 -0300630static struct platform_device dm644x_ccdc_dev = {
631 .name = "dm644x_ccdc",
632 .id = -1,
633 .num_resources = ARRAY_SIZE(dm644x_ccdc_resource),
634 .resource = dm644x_ccdc_resource,
635 .dev = {
636 .dma_mask = &vpfe_capture_dma_mask,
637 .coherent_dma_mask = DMA_BIT_MASK(32),
638 },
639};
640
Muralidharan Karicheriab8e8df2009-09-16 11:53:18 -0400641static struct platform_device vpfe_capture_dev = {
642 .name = CAPTURE_DRV_NAME,
643 .id = -1,
644 .num_resources = ARRAY_SIZE(vpfe_resources),
645 .resource = vpfe_resources,
646 .dev = {
647 .dma_mask = &vpfe_capture_dma_mask,
648 .coherent_dma_mask = DMA_BIT_MASK(32),
649 },
650};
651
652void dm644x_set_vpfe_config(struct vpfe_config *cfg)
653{
654 vpfe_capture_dev.dev.platform_data = cfg;
655}
656
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500657/*----------------------------------------------------------------------*/
Kevin Hilmanac7b75b2009-05-07 06:19:40 -0700658
Mark A. Greer79c3c0b2009-04-15 12:38:58 -0700659static struct map_desc dm644x_io_desc[] = {
660 {
661 .virtual = IO_VIRT,
662 .pfn = __phys_to_pfn(IO_PHYS),
663 .length = IO_SIZE,
664 .type = MT_DEVICE
665 },
David Brownell0d04eb42009-04-30 17:35:48 -0700666 {
667 .virtual = SRAM_VIRT,
668 .pfn = __phys_to_pfn(0x00008000),
669 .length = SZ_16K,
Santosh Shilimkar2de5c002010-09-24 07:21:05 +0100670 .type = MT_MEMORY_NONCACHED,
David Brownell0d04eb42009-04-30 17:35:48 -0700671 },
Mark A. Greer79c3c0b2009-04-15 12:38:58 -0700672};
673
Mark A. Greerb9ab1272009-04-15 12:39:09 -0700674/* Contents of JTAG ID register used to identify exact cpu type */
675static struct davinci_id dm644x_ids[] = {
676 {
677 .variant = 0x0,
678 .part_no = 0xb700,
679 .manufacturer = 0x017,
680 .cpu_id = DAVINCI_CPU_ID_DM6446,
681 .name = "dm6446",
682 },
Rajashekhara, Sudhakar98d0e9f2009-06-02 06:48:43 -0400683 {
684 .variant = 0x1,
685 .part_no = 0xb700,
686 .manufacturer = 0x017,
687 .cpu_id = DAVINCI_CPU_ID_DM6446,
688 .name = "dm6446a",
689 },
Mark A. Greerb9ab1272009-04-15 12:39:09 -0700690};
691
Cyril Chemparathye4c822c2010-05-07 17:06:36 -0400692static u32 dm644x_psc_bases[] = { DAVINCI_PWR_SLEEP_CNTRL_BASE };
Mark A. Greerd81d1882009-04-15 12:39:33 -0700693
Mark A. Greerf64691b2009-04-15 12:40:11 -0700694/*
695 * T0_BOT: Timer 0, bottom: clockevent source for hrtimers
696 * T0_TOP: Timer 0, top : clocksource for generic timekeeping
697 * T1_BOT: Timer 1, bottom: (used by DSP in TI DSPLink code)
698 * T1_TOP: Timer 1, top : <unused>
699 */
Kevin Hilman28552c22010-02-25 15:36:38 -0800700static struct davinci_timer_info dm644x_timer_info = {
Mark A. Greerf64691b2009-04-15 12:40:11 -0700701 .timers = davinci_timer_instance,
702 .clockevent_id = T0_BOT,
703 .clocksource_id = T0_TOP,
704};
705
Mark A. Greer65e866a2009-03-18 12:36:08 -0500706static struct plat_serial8250_port dm644x_serial_platform_data[] = {
707 {
708 .mapbase = DAVINCI_UART0_BASE,
709 .irq = IRQ_UARTINT0,
710 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
711 UPF_IOREMAP,
712 .iotype = UPIO_MEM,
713 .regshift = 2,
714 },
715 {
716 .mapbase = DAVINCI_UART1_BASE,
717 .irq = IRQ_UARTINT1,
718 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
719 UPF_IOREMAP,
720 .iotype = UPIO_MEM,
721 .regshift = 2,
722 },
723 {
724 .mapbase = DAVINCI_UART2_BASE,
725 .irq = IRQ_UARTINT2,
726 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
727 UPF_IOREMAP,
728 .iotype = UPIO_MEM,
729 .regshift = 2,
730 },
731 {
732 .flags = 0
733 },
734};
735
736static struct platform_device dm644x_serial_device = {
737 .name = "serial8250",
738 .id = PLAT8250_DEV_PLATFORM,
739 .dev = {
740 .platform_data = dm644x_serial_platform_data,
741 },
742};
743
Mark A. Greer79c3c0b2009-04-15 12:38:58 -0700744static struct davinci_soc_info davinci_soc_info_dm644x = {
745 .io_desc = dm644x_io_desc,
746 .io_desc_num = ARRAY_SIZE(dm644x_io_desc),
Cyril Chemparathy3347db82010-05-07 17:06:34 -0400747 .jtag_id_reg = 0x01c40028,
Mark A. Greerb9ab1272009-04-15 12:39:09 -0700748 .ids = dm644x_ids,
749 .ids_num = ARRAY_SIZE(dm644x_ids),
Mark A. Greer66e0c392009-04-15 12:39:23 -0700750 .cpu_clks = dm644x_clks,
Mark A. Greerd81d1882009-04-15 12:39:33 -0700751 .psc_bases = dm644x_psc_bases,
752 .psc_bases_num = ARRAY_SIZE(dm644x_psc_bases),
Cyril Chemparathy779b0d52010-05-07 17:06:38 -0400753 .pinmux_base = DAVINCI_SYSTEM_MODULE_BASE,
Mark A. Greer0e585952009-04-15 12:39:48 -0700754 .pinmux_pins = dm644x_pins,
755 .pinmux_pins_num = ARRAY_SIZE(dm644x_pins),
Cyril Chemparathybd808942010-05-07 17:06:37 -0400756 .intc_base = DAVINCI_ARM_INTC_BASE,
Mark A. Greer673dd362009-04-15 12:40:00 -0700757 .intc_type = DAVINCI_INTC_TYPE_AINTC,
758 .intc_irq_prios = dm644x_default_priorities,
759 .intc_irq_num = DAVINCI_N_AINTC_IRQ,
Mark A. Greerf64691b2009-04-15 12:40:11 -0700760 .timer_info = &dm644x_timer_info,
Cyril Chemparathy686b6342010-05-01 18:37:54 -0400761 .gpio_type = GPIO_TYPE_DAVINCI,
Cyril Chemparathyb8d44292010-05-07 17:06:32 -0400762 .gpio_base = DAVINCI_GPIO_BASE,
Mark A. Greera9949552009-04-15 12:40:35 -0700763 .gpio_num = 71,
764 .gpio_irq = IRQ_GPIOBNK0,
Mark A. Greer65e866a2009-03-18 12:36:08 -0500765 .serial_dev = &dm644x_serial_device,
Mark A. Greer972412b2009-04-15 12:40:56 -0700766 .emac_pdata = &dm644x_emac_pdata,
David Brownell0d04eb42009-04-30 17:35:48 -0700767 .sram_dma = 0x00008000,
768 .sram_len = SZ_16K,
Cyril Chemparathyc78a5bc2010-05-01 18:38:28 -0400769 .reset_device = &davinci_wdt_device,
Mark A. Greer79c3c0b2009-04-15 12:38:58 -0700770};
771
Chaithrika U S25acf552009-06-05 06:28:08 -0400772void __init dm644x_init_asp(struct snd_platform_data *pdata)
773{
774 davinci_cfg_reg(DM644X_MCBSP);
775 dm644x_asp_device.dev.platform_data = pdata;
776 platform_device_register(&dm644x_asp_device);
777}
778
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500779void __init dm644x_init(void)
780{
Mark A. Greer79c3c0b2009-04-15 12:38:58 -0700781 davinci_common_init(&davinci_soc_info_dm644x);
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500782}
783
784static int __init dm644x_init_devices(void)
785{
786 if (!cpu_is_davinci_dm644x())
787 return 0;
788
Muralidharan Karicheri77c8b5f2010-01-13 20:27:08 -0300789 /* Add ccdc clock aliases */
790 clk_add_alias("master", dm644x_ccdc_dev.name, "vpss_master", NULL);
791 clk_add_alias("slave", dm644x_ccdc_dev.name, "vpss_slave", NULL);
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500792 platform_device_register(&dm644x_edma_device);
Cyril Chemparathyd22960c2010-09-15 10:11:22 -0400793
794 platform_device_register(&dm644x_mdio_device);
Mark A. Greer972412b2009-04-15 12:40:56 -0700795 platform_device_register(&dm644x_emac_device);
Cyril Chemparathyd22960c2010-09-15 10:11:22 -0400796 clk_add_alias(NULL, dev_name(&dm644x_mdio_device.dev),
797 NULL, &dm644x_emac_device.dev);
798
Muralidharan Karicheriab8e8df2009-09-16 11:53:18 -0400799 platform_device_register(&dm644x_vpss_device);
Muralidharan Karicheri77c8b5f2010-01-13 20:27:08 -0300800 platform_device_register(&dm644x_ccdc_dev);
Muralidharan Karicheriab8e8df2009-09-16 11:53:18 -0400801 platform_device_register(&vpfe_capture_dev);
802
Kevin Hilmand0e47fb2009-04-14 11:30:11 -0500803 return 0;
804}
805postcore_initcall(dm644x_init_devices);