2 * linux/arch/arm/mach-omap1/clock.h
4 * Copyright (C) 2004 - 2005 Nokia corporation
5 * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com>
6 * Based on clocks.h by Tony Lindgren, Gordon McNutt and RidgeRun, Inc
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
13 #ifndef __ARCH_ARM_MACH_OMAP1_CLOCK_H
14 #define __ARCH_ARM_MACH_OMAP1_CLOCK_H
16 static int omap1_clk_enable_generic(struct clk * clk);
17 static void omap1_clk_disable_generic(struct clk * clk);
18 static void omap1_ckctl_recalc(struct clk * clk);
19 static void omap1_watchdog_recalc(struct clk * clk);
20 static int omap1_set_sossi_rate(struct clk *clk, unsigned long rate);
21 static void omap1_sossi_recalc(struct clk *clk);
22 static void omap1_ckctl_recalc_dsp_domain(struct clk * clk);
23 static int omap1_clk_enable_dsp_domain(struct clk * clk);
24 static int omap1_clk_set_rate_dsp_domain(struct clk * clk, unsigned long rate);
25 static void omap1_clk_disable_dsp_domain(struct clk * clk);
26 static int omap1_set_uart_rate(struct clk * clk, unsigned long rate);
27 static void omap1_uart_recalc(struct clk * clk);
28 static int omap1_clk_enable_uart_functional(struct clk * clk);
29 static void omap1_clk_disable_uart_functional(struct clk * clk);
30 static int omap1_set_ext_clk_rate(struct clk * clk, unsigned long rate);
31 static long omap1_round_ext_clk_rate(struct clk * clk, unsigned long rate);
32 static void omap1_init_ext_clk(struct clk * clk);
33 static int omap1_select_table_rate(struct clk * clk, unsigned long rate);
34 static long omap1_round_to_table_rate(struct clk * clk, unsigned long rate);
35 static int omap1_clk_enable(struct clk *clk);
36 static void omap1_clk_disable(struct clk *clk);
41 unsigned long pll_rate;
48 unsigned long sysc_addr;
51 /* Provide a method for preventing idling some ARM IDLECT clocks */
52 struct arm_idlect1_clk {
54 unsigned long no_idle_count;
58 /* ARM_CKCTL bit shifts */
59 #define CKCTL_PERDIV_OFFSET 0
60 #define CKCTL_LCDDIV_OFFSET 2
61 #define CKCTL_ARMDIV_OFFSET 4
62 #define CKCTL_DSPDIV_OFFSET 6
63 #define CKCTL_TCDIV_OFFSET 8
64 #define CKCTL_DSPMMUDIV_OFFSET 10
65 /*#define ARM_TIMXO 12*/
67 /*#define ARM_INTHCK_SEL 14*/ /* Divide-by-2 for mpu inth_ck */
68 /* DSP_CKCTL bit shifts */
69 #define CKCTL_DSPPERDIV_OFFSET 0
71 /* ARM_IDLECT2 bit shifts */
76 #define EN_LBCK 4 /* Not on 1610/1710 */
77 /*#define EN_HSABCK 5*/
81 #define EN_GPIOCK 9 /* Not on 1610/1710 */
82 /*#define EN_LBFREECK 10*/
83 #define EN_CKOUT_ARM 11
85 /* ARM_IDLECT3 bit shifts */
90 /* DSP_IDLECT2 bit shifts (0,1,2 are same as for ARM_IDLECT2) */
93 /* Various register defines for clock controls scattered around OMAP chip */
94 #define SDW_MCLK_INV_BIT 2 /* In ULPD_CLKC_CTRL */
95 #define USB_MCLK_EN_BIT 4 /* In ULPD_CLKC_CTRL */
96 #define USB_HOST_HHC_UHOST_EN 9 /* In MOD_CONF_CTRL_0 */
97 #define SWD_ULPD_PLL_CLK_REQ 1 /* In SWD_CLK_DIV_CTRL_SEL */
98 #define COM_ULPD_PLL_CLK_REQ 1 /* In COM_CLK_DIV_CTRL_SEL */
99 #define SWD_CLK_DIV_CTRL_SEL 0xfffe0874
100 #define COM_CLK_DIV_CTRL_SEL 0xfffe0878
101 #define SOFT_REQ_REG 0xfffe0834
102 #define SOFT_REQ_REG2 0xfffe0880
104 /*-------------------------------------------------------------------------
105 * Omap1 MPU rate table
106 *-------------------------------------------------------------------------*/
107 static struct mpu_rate rate_table[] = {
108 /* MPU MHz, xtal MHz, dpll1 MHz, CKCTL, DPLL_CTL
109 * NOTE: Comment order here is different from bits in CKCTL value:
110 * armdiv, dspdiv, dspmmu, tcdiv, perdiv, lcddiv
112 #if defined(CONFIG_OMAP_ARM_216MHZ)
113 { 216000000, 12000000, 216000000, 0x050d, 0x2910 }, /* 1/1/2/2/2/8 */
115 #if defined(CONFIG_OMAP_ARM_195MHZ)
116 { 195000000, 13000000, 195000000, 0x050e, 0x2790 }, /* 1/1/2/2/4/8 */
118 #if defined(CONFIG_OMAP_ARM_192MHZ)
119 { 192000000, 19200000, 192000000, 0x050f, 0x2510 }, /* 1/1/2/2/8/8 */
120 { 192000000, 12000000, 192000000, 0x050f, 0x2810 }, /* 1/1/2/2/8/8 */
121 { 96000000, 12000000, 192000000, 0x055f, 0x2810 }, /* 2/2/2/2/8/8 */
122 { 48000000, 12000000, 192000000, 0x0baf, 0x2810 }, /* 4/4/4/8/8/8 */
123 { 24000000, 12000000, 192000000, 0x0fff, 0x2810 }, /* 8/8/8/8/8/8 */
125 #if defined(CONFIG_OMAP_ARM_182MHZ)
126 { 182000000, 13000000, 182000000, 0x050e, 0x2710 }, /* 1/1/2/2/4/8 */
128 #if defined(CONFIG_OMAP_ARM_168MHZ)
129 { 168000000, 12000000, 168000000, 0x010f, 0x2710 }, /* 1/1/1/2/8/8 */
131 #if defined(CONFIG_OMAP_ARM_150MHZ)
132 { 150000000, 12000000, 150000000, 0x010a, 0x2cb0 }, /* 1/1/1/2/4/4 */
134 #if defined(CONFIG_OMAP_ARM_120MHZ)
135 { 120000000, 12000000, 120000000, 0x010a, 0x2510 }, /* 1/1/1/2/4/4 */
137 #if defined(CONFIG_OMAP_ARM_96MHZ)
138 { 96000000, 12000000, 96000000, 0x0005, 0x2410 }, /* 1/1/1/1/2/2 */
140 #if defined(CONFIG_OMAP_ARM_60MHZ)
141 { 60000000, 12000000, 60000000, 0x0005, 0x2290 }, /* 1/1/1/1/2/2 */
143 #if defined(CONFIG_OMAP_ARM_30MHZ)
144 { 30000000, 12000000, 60000000, 0x0555, 0x2290 }, /* 2/2/2/2/2/2 */
149 /*-------------------------------------------------------------------------
151 *-------------------------------------------------------------------------*/
153 static struct clk ck_ref = {
156 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
157 CLOCK_IN_OMAP310 | ALWAYS_ENABLED,
158 .enable = &omap1_clk_enable_generic,
159 .disable = &omap1_clk_disable_generic,
162 static struct clk ck_dpll1 = {
165 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
166 CLOCK_IN_OMAP310 | RATE_PROPAGATES | ALWAYS_ENABLED,
167 .enable = &omap1_clk_enable_generic,
168 .disable = &omap1_clk_disable_generic,
171 static struct arm_idlect1_clk ck_dpll1out = {
173 .name = "ck_dpll1out",
175 .flags = CLOCK_IN_OMAP16XX | CLOCK_IDLE_CONTROL |
176 ENABLE_REG_32BIT | RATE_PROPAGATES,
177 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
178 .enable_bit = EN_CKOUT_ARM,
179 .recalc = &followparent_recalc,
180 .enable = &omap1_clk_enable_generic,
181 .disable = &omap1_clk_disable_generic,
186 static struct clk sossi_ck = {
188 .parent = &ck_dpll1out.clk,
189 .flags = CLOCK_IN_OMAP16XX | CLOCK_NO_IDLE_PARENT |
191 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_1),
193 .recalc = &omap1_sossi_recalc,
194 .set_rate = &omap1_set_sossi_rate,
195 .enable = &omap1_clk_enable_generic,
196 .disable = &omap1_clk_disable_generic,
199 static struct clk arm_ck = {
202 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
203 CLOCK_IN_OMAP310 | RATE_CKCTL | RATE_PROPAGATES |
205 .rate_offset = CKCTL_ARMDIV_OFFSET,
206 .recalc = &omap1_ckctl_recalc,
207 .enable = &omap1_clk_enable_generic,
208 .disable = &omap1_clk_disable_generic,
211 static struct arm_idlect1_clk armper_ck = {
215 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
216 CLOCK_IN_OMAP310 | RATE_CKCTL |
218 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
219 .enable_bit = EN_PERCK,
220 .rate_offset = CKCTL_PERDIV_OFFSET,
221 .recalc = &omap1_ckctl_recalc,
222 .enable = &omap1_clk_enable_generic,
223 .disable = &omap1_clk_disable_generic,
228 static struct clk arm_gpio_ck = {
229 .name = "arm_gpio_ck",
231 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310,
232 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
233 .enable_bit = EN_GPIOCK,
234 .recalc = &followparent_recalc,
235 .enable = &omap1_clk_enable_generic,
236 .disable = &omap1_clk_disable_generic,
239 static struct arm_idlect1_clk armxor_ck = {
243 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
244 CLOCK_IN_OMAP310 | CLOCK_IDLE_CONTROL,
245 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
246 .enable_bit = EN_XORPCK,
247 .recalc = &followparent_recalc,
248 .enable = &omap1_clk_enable_generic,
249 .disable = &omap1_clk_disable_generic,
254 static struct arm_idlect1_clk armtim_ck = {
258 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
259 CLOCK_IN_OMAP310 | CLOCK_IDLE_CONTROL,
260 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
261 .enable_bit = EN_TIMCK,
262 .recalc = &followparent_recalc,
263 .enable = &omap1_clk_enable_generic,
264 .disable = &omap1_clk_disable_generic,
269 static struct arm_idlect1_clk armwdt_ck = {
273 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
274 CLOCK_IN_OMAP310 | CLOCK_IDLE_CONTROL,
275 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
276 .enable_bit = EN_WDTCK,
277 .recalc = &omap1_watchdog_recalc,
278 .enable = &omap1_clk_enable_generic,
279 .disable = &omap1_clk_disable_generic,
284 static struct clk arminth_ck16xx = {
285 .name = "arminth_ck",
287 .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED,
288 .recalc = &followparent_recalc,
289 /* Note: On 16xx the frequency can be divided by 2 by programming
290 * ARM_CKCTL:ARM_INTHCK_SEL(14) to 1
292 * 1510 version is in TC clocks.
294 .enable = &omap1_clk_enable_generic,
295 .disable = &omap1_clk_disable_generic,
298 static struct clk dsp_ck = {
301 .flags = CLOCK_IN_OMAP310 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
303 .enable_reg = OMAP1_IO_ADDRESS(ARM_CKCTL),
304 .enable_bit = EN_DSPCK,
305 .rate_offset = CKCTL_DSPDIV_OFFSET,
306 .recalc = &omap1_ckctl_recalc,
307 .enable = &omap1_clk_enable_generic,
308 .disable = &omap1_clk_disable_generic,
311 static struct clk dspmmu_ck = {
314 .flags = CLOCK_IN_OMAP310 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
315 RATE_CKCTL | ALWAYS_ENABLED,
316 .rate_offset = CKCTL_DSPMMUDIV_OFFSET,
317 .recalc = &omap1_ckctl_recalc,
318 .enable = &omap1_clk_enable_generic,
319 .disable = &omap1_clk_disable_generic,
322 static struct clk dspper_ck = {
325 .flags = CLOCK_IN_OMAP310 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
327 .enable_reg = IOMEM(DSP_IDLECT2),
328 .enable_bit = EN_PERCK,
329 .rate_offset = CKCTL_PERDIV_OFFSET,
330 .recalc = &omap1_ckctl_recalc_dsp_domain,
331 .set_rate = &omap1_clk_set_rate_dsp_domain,
332 .enable = &omap1_clk_enable_dsp_domain,
333 .disable = &omap1_clk_disable_dsp_domain,
336 static struct clk dspxor_ck = {
339 .flags = CLOCK_IN_OMAP310 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX,
340 .enable_reg = IOMEM(DSP_IDLECT2),
341 .enable_bit = EN_XORPCK,
342 .recalc = &followparent_recalc,
343 .enable = &omap1_clk_enable_dsp_domain,
344 .disable = &omap1_clk_disable_dsp_domain,
347 static struct clk dsptim_ck = {
350 .flags = CLOCK_IN_OMAP310 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX,
351 .enable_reg = IOMEM(DSP_IDLECT2),
352 .enable_bit = EN_DSPTIMCK,
353 .recalc = &followparent_recalc,
354 .enable = &omap1_clk_enable_dsp_domain,
355 .disable = &omap1_clk_disable_dsp_domain,
358 /* Tie ARM_IDLECT1:IDLIF_ARM to this logical clock structure */
359 static struct arm_idlect1_clk tc_ck = {
363 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
364 CLOCK_IN_OMAP730 | CLOCK_IN_OMAP310 |
365 RATE_CKCTL | RATE_PROPAGATES |
366 ALWAYS_ENABLED | CLOCK_IDLE_CONTROL,
367 .rate_offset = CKCTL_TCDIV_OFFSET,
368 .recalc = &omap1_ckctl_recalc,
369 .enable = &omap1_clk_enable_generic,
370 .disable = &omap1_clk_disable_generic,
375 static struct clk arminth_ck1510 = {
376 .name = "arminth_ck",
377 .parent = &tc_ck.clk,
378 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
380 .recalc = &followparent_recalc,
381 /* Note: On 1510 the frequency follows TC_CK
383 * 16xx version is in MPU clocks.
385 .enable = &omap1_clk_enable_generic,
386 .disable = &omap1_clk_disable_generic,
389 static struct clk tipb_ck = {
390 /* No-idle controlled by "tc_ck" */
392 .parent = &tc_ck.clk,
393 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
395 .recalc = &followparent_recalc,
396 .enable = &omap1_clk_enable_generic,
397 .disable = &omap1_clk_disable_generic,
400 static struct clk l3_ocpi_ck = {
401 /* No-idle controlled by "tc_ck" */
402 .name = "l3_ocpi_ck",
403 .parent = &tc_ck.clk,
404 .flags = CLOCK_IN_OMAP16XX,
405 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT3),
406 .enable_bit = EN_OCPI_CK,
407 .recalc = &followparent_recalc,
408 .enable = &omap1_clk_enable_generic,
409 .disable = &omap1_clk_disable_generic,
412 static struct clk tc1_ck = {
414 .parent = &tc_ck.clk,
415 .flags = CLOCK_IN_OMAP16XX,
416 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT3),
417 .enable_bit = EN_TC1_CK,
418 .recalc = &followparent_recalc,
419 .enable = &omap1_clk_enable_generic,
420 .disable = &omap1_clk_disable_generic,
423 static struct clk tc2_ck = {
425 .parent = &tc_ck.clk,
426 .flags = CLOCK_IN_OMAP16XX,
427 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT3),
428 .enable_bit = EN_TC2_CK,
429 .recalc = &followparent_recalc,
430 .enable = &omap1_clk_enable_generic,
431 .disable = &omap1_clk_disable_generic,
434 static struct clk dma_ck = {
435 /* No-idle controlled by "tc_ck" */
437 .parent = &tc_ck.clk,
438 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
439 CLOCK_IN_OMAP310 | ALWAYS_ENABLED,
440 .recalc = &followparent_recalc,
441 .enable = &omap1_clk_enable_generic,
442 .disable = &omap1_clk_disable_generic,
445 static struct clk dma_lcdfree_ck = {
446 .name = "dma_lcdfree_ck",
447 .parent = &tc_ck.clk,
448 .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED,
449 .recalc = &followparent_recalc,
450 .enable = &omap1_clk_enable_generic,
451 .disable = &omap1_clk_disable_generic,
454 static struct arm_idlect1_clk api_ck = {
457 .parent = &tc_ck.clk,
458 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
459 CLOCK_IN_OMAP310 | CLOCK_IDLE_CONTROL,
460 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
461 .enable_bit = EN_APICK,
462 .recalc = &followparent_recalc,
463 .enable = &omap1_clk_enable_generic,
464 .disable = &omap1_clk_disable_generic,
469 static struct arm_idlect1_clk lb_ck = {
472 .parent = &tc_ck.clk,
473 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
475 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
476 .enable_bit = EN_LBCK,
477 .recalc = &followparent_recalc,
478 .enable = &omap1_clk_enable_generic,
479 .disable = &omap1_clk_disable_generic,
484 static struct clk rhea1_ck = {
486 .parent = &tc_ck.clk,
487 .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED,
488 .recalc = &followparent_recalc,
489 .enable = &omap1_clk_enable_generic,
490 .disable = &omap1_clk_disable_generic,
493 static struct clk rhea2_ck = {
495 .parent = &tc_ck.clk,
496 .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED,
497 .recalc = &followparent_recalc,
498 .enable = &omap1_clk_enable_generic,
499 .disable = &omap1_clk_disable_generic,
502 static struct clk lcd_ck_16xx = {
505 .flags = CLOCK_IN_OMAP16XX | CLOCK_IN_OMAP730 | RATE_CKCTL,
506 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
507 .enable_bit = EN_LCDCK,
508 .rate_offset = CKCTL_LCDDIV_OFFSET,
509 .recalc = &omap1_ckctl_recalc,
510 .enable = &omap1_clk_enable_generic,
511 .disable = &omap1_clk_disable_generic,
514 static struct arm_idlect1_clk lcd_ck_1510 = {
518 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
519 RATE_CKCTL | CLOCK_IDLE_CONTROL,
520 .enable_reg = OMAP1_IO_ADDRESS(ARM_IDLECT2),
521 .enable_bit = EN_LCDCK,
522 .rate_offset = CKCTL_LCDDIV_OFFSET,
523 .recalc = &omap1_ckctl_recalc,
524 .enable = &omap1_clk_enable_generic,
525 .disable = &omap1_clk_disable_generic,
530 static struct clk uart1_1510 = {
532 /* Direct from ULPD, no real parent */
533 .parent = &armper_ck.clk,
535 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
536 ENABLE_REG_32BIT | ALWAYS_ENABLED |
537 CLOCK_NO_IDLE_PARENT,
538 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
539 .enable_bit = 29, /* Chooses between 12MHz and 48MHz */
540 .set_rate = &omap1_set_uart_rate,
541 .recalc = &omap1_uart_recalc,
542 .enable = &omap1_clk_enable_generic,
543 .disable = &omap1_clk_disable_generic,
546 static struct uart_clk uart1_16xx = {
549 /* Direct from ULPD, no real parent */
550 .parent = &armper_ck.clk,
552 .flags = CLOCK_IN_OMAP16XX | RATE_FIXED |
553 ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT,
554 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
556 .enable = &omap1_clk_enable_uart_functional,
557 .disable = &omap1_clk_disable_uart_functional,
559 .sysc_addr = 0xfffb0054,
562 static struct clk uart2_ck = {
564 /* Direct from ULPD, no real parent */
565 .parent = &armper_ck.clk,
567 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
568 CLOCK_IN_OMAP310 | ENABLE_REG_32BIT |
569 ALWAYS_ENABLED | CLOCK_NO_IDLE_PARENT,
570 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
571 .enable_bit = 30, /* Chooses between 12MHz and 48MHz */
572 .set_rate = &omap1_set_uart_rate,
573 .recalc = &omap1_uart_recalc,
574 .enable = &omap1_clk_enable_generic,
575 .disable = &omap1_clk_disable_generic,
578 static struct clk uart3_1510 = {
580 /* Direct from ULPD, no real parent */
581 .parent = &armper_ck.clk,
583 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
584 ENABLE_REG_32BIT | ALWAYS_ENABLED |
585 CLOCK_NO_IDLE_PARENT,
586 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
587 .enable_bit = 31, /* Chooses between 12MHz and 48MHz */
588 .set_rate = &omap1_set_uart_rate,
589 .recalc = &omap1_uart_recalc,
590 .enable = &omap1_clk_enable_generic,
591 .disable = &omap1_clk_disable_generic,
594 static struct uart_clk uart3_16xx = {
597 /* Direct from ULPD, no real parent */
598 .parent = &armper_ck.clk,
600 .flags = CLOCK_IN_OMAP16XX | RATE_FIXED |
601 ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT,
602 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
604 .enable = &omap1_clk_enable_uart_functional,
605 .disable = &omap1_clk_disable_uart_functional,
607 .sysc_addr = 0xfffb9854,
610 static struct clk usb_clko = { /* 6 MHz output on W4_USB_CLKO */
612 /* Direct from ULPD, no parent */
614 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
615 CLOCK_IN_OMAP310 | RATE_FIXED | ENABLE_REG_32BIT,
616 .enable_reg = OMAP1_IO_ADDRESS(ULPD_CLOCK_CTRL),
617 .enable_bit = USB_MCLK_EN_BIT,
618 .enable = &omap1_clk_enable_generic,
619 .disable = &omap1_clk_disable_generic,
622 static struct clk usb_hhc_ck1510 = {
623 .name = "usb_hhc_ck",
624 /* Direct from ULPD, no parent */
625 .rate = 48000000, /* Actually 2 clocks, 12MHz and 48MHz */
626 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 |
627 RATE_FIXED | ENABLE_REG_32BIT,
628 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
629 .enable_bit = USB_HOST_HHC_UHOST_EN,
630 .enable = &omap1_clk_enable_generic,
631 .disable = &omap1_clk_disable_generic,
634 static struct clk usb_hhc_ck16xx = {
635 .name = "usb_hhc_ck",
636 /* Direct from ULPD, no parent */
638 /* OTG_SYSCON_2.OTG_PADEN == 0 (not 1510-compatible) */
639 .flags = CLOCK_IN_OMAP16XX |
640 RATE_FIXED | ENABLE_REG_32BIT,
641 .enable_reg = OMAP1_IO_ADDRESS(OTG_BASE + 0x08), /* OTG_SYSCON_2 */
642 .enable_bit = 8 /* UHOST_EN */,
643 .enable = &omap1_clk_enable_generic,
644 .disable = &omap1_clk_disable_generic,
647 static struct clk usb_dc_ck = {
649 /* Direct from ULPD, no parent */
651 .flags = CLOCK_IN_OMAP16XX | RATE_FIXED,
652 .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
654 .enable = &omap1_clk_enable_generic,
655 .disable = &omap1_clk_disable_generic,
658 static struct clk mclk_1510 = {
660 /* Direct from ULPD, no parent. May be enabled by ext hardware. */
662 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 | RATE_FIXED,
663 .enable_reg = OMAP1_IO_ADDRESS(SOFT_REQ_REG),
665 .enable = &omap1_clk_enable_generic,
666 .disable = &omap1_clk_disable_generic,
669 static struct clk mclk_16xx = {
671 /* Direct from ULPD, no parent. May be enabled by ext hardware. */
672 .flags = CLOCK_IN_OMAP16XX,
673 .enable_reg = OMAP1_IO_ADDRESS(COM_CLK_DIV_CTRL_SEL),
674 .enable_bit = COM_ULPD_PLL_CLK_REQ,
675 .set_rate = &omap1_set_ext_clk_rate,
676 .round_rate = &omap1_round_ext_clk_rate,
677 .init = &omap1_init_ext_clk,
678 .enable = &omap1_clk_enable_generic,
679 .disable = &omap1_clk_disable_generic,
682 static struct clk bclk_1510 = {
684 /* Direct from ULPD, no parent. May be enabled by ext hardware. */
686 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP310 | RATE_FIXED,
687 .enable = &omap1_clk_enable_generic,
688 .disable = &omap1_clk_disable_generic,
691 static struct clk bclk_16xx = {
693 /* Direct from ULPD, no parent. May be enabled by ext hardware. */
694 .flags = CLOCK_IN_OMAP16XX,
695 .enable_reg = OMAP1_IO_ADDRESS(SWD_CLK_DIV_CTRL_SEL),
696 .enable_bit = SWD_ULPD_PLL_CLK_REQ,
697 .set_rate = &omap1_set_ext_clk_rate,
698 .round_rate = &omap1_round_ext_clk_rate,
699 .init = &omap1_init_ext_clk,
700 .enable = &omap1_clk_enable_generic,
701 .disable = &omap1_clk_disable_generic,
704 static struct clk mmc1_ck = {
706 /* Functional clock is direct from ULPD, interface clock is ARMPER */
707 .parent = &armper_ck.clk,
709 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
710 CLOCK_IN_OMAP310 | RATE_FIXED | ENABLE_REG_32BIT |
711 CLOCK_NO_IDLE_PARENT,
712 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
714 .enable = &omap1_clk_enable_generic,
715 .disable = &omap1_clk_disable_generic,
718 static struct clk mmc2_ck = {
721 /* Functional clock is direct from ULPD, interface clock is ARMPER */
722 .parent = &armper_ck.clk,
724 .flags = CLOCK_IN_OMAP16XX |
725 RATE_FIXED | ENABLE_REG_32BIT | CLOCK_NO_IDLE_PARENT,
726 .enable_reg = OMAP1_IO_ADDRESS(MOD_CONF_CTRL_0),
728 .enable = &omap1_clk_enable_generic,
729 .disable = &omap1_clk_disable_generic,
732 static struct clk virtual_ck_mpu = {
734 .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
735 CLOCK_IN_OMAP310 | VIRTUAL_CLOCK | ALWAYS_ENABLED,
736 .parent = &arm_ck, /* Is smarter alias for */
737 .recalc = &followparent_recalc,
738 .set_rate = &omap1_select_table_rate,
739 .round_rate = &omap1_round_to_table_rate,
740 .enable = &omap1_clk_enable_generic,
741 .disable = &omap1_clk_disable_generic,
744 /* virtual functional clock domain for I2C. Just for making sure that ARMXOR_CK
745 remains active during MPU idle whenever this is enabled */
746 static struct clk i2c_fck = {
749 .flags = CLOCK_IN_OMAP310 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX |
750 VIRTUAL_CLOCK | CLOCK_NO_IDLE_PARENT |
752 .parent = &armxor_ck.clk,
753 .recalc = &followparent_recalc,
754 .enable = &omap1_clk_enable_generic,
755 .disable = &omap1_clk_disable_generic,
758 static struct clk i2c_ick = {
761 .flags = CLOCK_IN_OMAP16XX |
762 VIRTUAL_CLOCK | CLOCK_NO_IDLE_PARENT |
764 .parent = &armper_ck.clk,
765 .recalc = &followparent_recalc,
766 .enable = &omap1_clk_enable_generic,
767 .disable = &omap1_clk_disable_generic,
770 static struct clk * onchip_clks[] = {
771 /* non-ULPD clocks */
783 &arminth_ck1510, &arminth_ck16xx,
811 &usb_hhc_ck1510, &usb_hhc_ck16xx,
813 &mclk_1510, &mclk_16xx,
814 &bclk_1510, &bclk_16xx,