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authorTony Lindgren <tony@atomide.com>2010-01-08 17:27:56 -0500
committerTony Lindgren <tony@atomide.com>2010-01-08 17:27:56 -0500
commit27dba4bcf87494e2909f6b0035f0a9a038e80f83 (patch)
tree4108c443870e45f67aad4b33a6cd9ad35fd2d6d9 /arch
parent342aa2c1721e2714f43d957c3dd0bdaaa688c207 (diff)
parentcdf1a915569ea9c3f6b9b4ef48a189d531d3954c (diff)
Merge branch 'for_2.6.33rc_c' of git://git.pwsan.com/linux-2.6 into omap-fixes-for-linus
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-omap1/clock_data.c6
-rw-r--r--arch/arm/mach-omap2/clock2xxx.c57
-rw-r--r--arch/arm/mach-omap2/clock34xx.c1
-rw-r--r--arch/arm/mach-omap2/clock34xx_data.c6
-rw-r--r--arch/arm/mach-omap2/clockdomain.c4
-rw-r--r--arch/arm/mach-omap2/io.c19
-rw-r--r--arch/arm/mach-omap2/opp2420_data.c38
-rw-r--r--arch/arm/mach-omap2/opp2430_data.c30
-rw-r--r--arch/arm/plat-omap/clock.c16
-rw-r--r--arch/arm/plat-omap/cpu-omap.c1
-rw-r--r--arch/arm/plat-omap/include/plat/clock.h2
-rw-r--r--arch/arm/plat-omap/include/plat/io.h36
-rw-r--r--arch/arm/plat-omap/io.c12
13 files changed, 137 insertions, 91 deletions
diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c
index 6887bf308aac..65e7b5b85d83 100644
--- a/arch/arm/mach-omap1/clock_data.c
+++ b/arch/arm/mach-omap1/clock_data.c
@@ -599,7 +599,7 @@ static struct clk i2c_ick = {
599static struct omap_clk omap_clks[] = { 599static struct omap_clk omap_clks[] = {
600 /* non-ULPD clocks */ 600 /* non-ULPD clocks */
601 CLK(NULL, "ck_ref", &ck_ref, CK_16XX | CK_1510 | CK_310 | CK_7XX), 601 CLK(NULL, "ck_ref", &ck_ref, CK_16XX | CK_1510 | CK_310 | CK_7XX),
602 CLK(NULL, "ck_dpll1", &ck_dpll1, CK_16XX | CK_1510 | CK_310), 602 CLK(NULL, "ck_dpll1", &ck_dpll1, CK_16XX | CK_1510 | CK_310 | CK_7XX),
603 /* CK_GEN1 clocks */ 603 /* CK_GEN1 clocks */
604 CLK(NULL, "ck_dpll1out", &ck_dpll1out.clk, CK_16XX), 604 CLK(NULL, "ck_dpll1out", &ck_dpll1out.clk, CK_16XX),
605 CLK(NULL, "ck_sossi", &sossi_ck, CK_16XX), 605 CLK(NULL, "ck_sossi", &sossi_ck, CK_16XX),
@@ -627,7 +627,7 @@ static struct omap_clk omap_clks[] = {
627 CLK(NULL, "tc2_ck", &tc2_ck, CK_16XX), 627 CLK(NULL, "tc2_ck", &tc2_ck, CK_16XX),
628 CLK(NULL, "dma_ck", &dma_ck, CK_16XX | CK_1510 | CK_310), 628 CLK(NULL, "dma_ck", &dma_ck, CK_16XX | CK_1510 | CK_310),
629 CLK(NULL, "dma_lcdfree_ck", &dma_lcdfree_ck, CK_16XX), 629 CLK(NULL, "dma_lcdfree_ck", &dma_lcdfree_ck, CK_16XX),
630 CLK(NULL, "api_ck", &api_ck.clk, CK_16XX | CK_1510 | CK_310), 630 CLK(NULL, "api_ck", &api_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX),
631 CLK(NULL, "lb_ck", &lb_ck.clk, CK_1510 | CK_310), 631 CLK(NULL, "lb_ck", &lb_ck.clk, CK_1510 | CK_310),
632 CLK(NULL, "rhea1_ck", &rhea1_ck, CK_16XX), 632 CLK(NULL, "rhea1_ck", &rhea1_ck, CK_16XX),
633 CLK(NULL, "rhea2_ck", &rhea2_ck, CK_16XX), 633 CLK(NULL, "rhea2_ck", &rhea2_ck, CK_16XX),
@@ -678,7 +678,7 @@ static struct omap_clk omap_clks[] = {
678 * init 678 * init
679 */ 679 */
680 680
681static struct clk_functions omap1_clk_functions __initdata = { 681static struct clk_functions omap1_clk_functions = {
682 .clk_enable = omap1_clk_enable, 682 .clk_enable = omap1_clk_enable,
683 .clk_disable = omap1_clk_disable, 683 .clk_disable = omap1_clk_disable,
684 .clk_round_rate = omap1_clk_round_rate, 684 .clk_round_rate = omap1_clk_round_rate,
diff --git a/arch/arm/mach-omap2/clock2xxx.c b/arch/arm/mach-omap2/clock2xxx.c
index d0e3fb7f9298..5420356eb407 100644
--- a/arch/arm/mach-omap2/clock2xxx.c
+++ b/arch/arm/mach-omap2/clock2xxx.c
@@ -449,40 +449,78 @@ int omap2_select_table_rate(struct clk *clk, unsigned long rate)
449#ifdef CONFIG_CPU_FREQ 449#ifdef CONFIG_CPU_FREQ
450/* 450/*
451 * Walk PRCM rate table and fillout cpufreq freq_table 451 * Walk PRCM rate table and fillout cpufreq freq_table
452 * XXX This should be replaced by an OPP layer in the near future
452 */ 453 */
453static struct cpufreq_frequency_table freq_table[ARRAY_SIZE(rate_table)]; 454static struct cpufreq_frequency_table *freq_table;
454 455
455void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table) 456void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table)
456{ 457{
457 struct prcm_config *prcm; 458 const struct prcm_config *prcm;
459 long sys_ck_rate;
458 int i = 0; 460 int i = 0;
461 int tbl_sz = 0;
462
463 sys_ck_rate = clk_get_rate(sclk);
459 464
460 for (prcm = rate_table; prcm->mpu_speed; prcm++) { 465 for (prcm = rate_table; prcm->mpu_speed; prcm++) {
461 if (!(prcm->flags & cpu_mask)) 466 if (!(prcm->flags & cpu_mask))
462 continue; 467 continue;
463 if (prcm->xtal_speed != sys_ck.rate) 468 if (prcm->xtal_speed != sys_ck_rate)
464 continue; 469 continue;
465 470
466 /* don't put bypass rates in table */ 471 /* don't put bypass rates in table */
467 if (prcm->dpll_speed == prcm->xtal_speed) 472 if (prcm->dpll_speed == prcm->xtal_speed)
468 continue; 473 continue;
469 474
470 freq_table[i].index = i; 475 tbl_sz++;
471 freq_table[i].frequency = prcm->mpu_speed / 1000;
472 i++;
473 } 476 }
474 477
475 if (i == 0) { 478 /*
476 printk(KERN_WARNING "%s: failed to initialize frequency " 479 * XXX Ensure that we're doing what CPUFreq expects for this error
477 "table\n", __func__); 480 * case and the following one
481 */
482 if (tbl_sz == 0) {
483 pr_warning("%s: no matching entries in rate_table\n",
484 __func__);
485 return;
486 }
487
488 /* Include the CPUFREQ_TABLE_END terminator entry */
489 tbl_sz++;
490
491 freq_table = kzalloc(sizeof(struct cpufreq_frequency_table) * tbl_sz,
492 GFP_ATOMIC);
493 if (!freq_table) {
494 pr_err("%s: could not kzalloc frequency table\n", __func__);
478 return; 495 return;
479 } 496 }
480 497
498 for (prcm = rate_table; prcm->mpu_speed; prcm++) {
499 if (!(prcm->flags & cpu_mask))
500 continue;
501 if (prcm->xtal_speed != sys_ck_rate)
502 continue;
503
504 /* don't put bypass rates in table */
505 if (prcm->dpll_speed == prcm->xtal_speed)
506 continue;
507
508 freq_table[i].index = i;
509 freq_table[i].frequency = prcm->mpu_speed / 1000;
510 i++;
511 }
512
481 freq_table[i].index = i; 513 freq_table[i].index = i;
482 freq_table[i].frequency = CPUFREQ_TABLE_END; 514 freq_table[i].frequency = CPUFREQ_TABLE_END;
483 515
484 *table = &freq_table[0]; 516 *table = &freq_table[0];
485} 517}
518
519void omap2_clk_exit_cpufreq_table(struct cpufreq_frequency_table **table)
520{
521 kfree(freq_table);
522}
523
486#endif 524#endif
487 525
488struct clk_functions omap2_clk_functions = { 526struct clk_functions omap2_clk_functions = {
@@ -494,6 +532,7 @@ struct clk_functions omap2_clk_functions = {
494 .clk_disable_unused = omap2_clk_disable_unused, 532 .clk_disable_unused = omap2_clk_disable_unused,
495#ifdef CONFIG_CPU_FREQ 533#ifdef CONFIG_CPU_FREQ
496 .clk_init_cpufreq_table = omap2_clk_init_cpufreq_table, 534 .clk_init_cpufreq_table = omap2_clk_init_cpufreq_table,
535 .clk_exit_cpufreq_table = omap2_clk_exit_cpufreq_table,
497#endif 536#endif
498}; 537};
499 538
diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
index ded32364f32b..d4217b93e10b 100644
--- a/arch/arm/mach-omap2/clock34xx.c
+++ b/arch/arm/mach-omap2/clock34xx.c
@@ -34,7 +34,6 @@
34#include <asm/div64.h> 34#include <asm/div64.h>
35#include <asm/clkdev.h> 35#include <asm/clkdev.h>
36 36
37#include <plat/sdrc.h>
38#include "clock.h" 37#include "clock.h"
39#include "clock34xx.h" 38#include "clock34xx.h"
40#include "sdrc.h" 39#include "sdrc.h"
diff --git a/arch/arm/mach-omap2/clock34xx_data.c b/arch/arm/mach-omap2/clock34xx_data.c
index 8bdcc9cc7f9a..c6031d74d6f6 100644
--- a/arch/arm/mach-omap2/clock34xx_data.c
+++ b/arch/arm/mach-omap2/clock34xx_data.c
@@ -776,6 +776,8 @@ static struct clk dpll4_m5_ck = {
776 .clksel_mask = OMAP3430_CLKSEL_CAM_MASK, 776 .clksel_mask = OMAP3430_CLKSEL_CAM_MASK,
777 .clksel = div16_dpll4_clksel, 777 .clksel = div16_dpll4_clksel,
778 .clkdm_name = "dpll4_clkdm", 778 .clkdm_name = "dpll4_clkdm",
779 .set_rate = &omap2_clksel_set_rate,
780 .round_rate = &omap2_clksel_round_rate,
779 .recalc = &omap2_clksel_recalc, 781 .recalc = &omap2_clksel_recalc,
780}; 782};
781 783
@@ -1500,6 +1502,7 @@ static struct clk uart2_fck = {
1500 .parent = &core_48m_fck, 1502 .parent = &core_48m_fck,
1501 .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), 1503 .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
1502 .enable_bit = OMAP3430_EN_UART2_SHIFT, 1504 .enable_bit = OMAP3430_EN_UART2_SHIFT,
1505 .clkdm_name = "core_l4_clkdm",
1503 .recalc = &followparent_recalc, 1506 .recalc = &followparent_recalc,
1504}; 1507};
1505 1508
@@ -1509,6 +1512,7 @@ static struct clk uart1_fck = {
1509 .parent = &core_48m_fck, 1512 .parent = &core_48m_fck,
1510 .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1), 1513 .enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
1511 .enable_bit = OMAP3430_EN_UART1_SHIFT, 1514 .enable_bit = OMAP3430_EN_UART1_SHIFT,
1515 .clkdm_name = "core_l4_clkdm",
1512 .recalc = &followparent_recalc, 1516 .recalc = &followparent_recalc,
1513}; 1517};
1514 1518
@@ -2745,7 +2749,7 @@ static struct clk mcbsp4_ick = {
2745}; 2749};
2746 2750
2747static const struct clksel mcbsp_234_clksel[] = { 2751static const struct clksel mcbsp_234_clksel[] = {
2748 { .parent = &core_96m_fck, .rates = common_mcbsp_96m_rates }, 2752 { .parent = &per_96m_fck, .rates = common_mcbsp_96m_rates },
2749 { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates }, 2753 { .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates },
2750 { .parent = NULL } 2754 { .parent = NULL }
2751}; 2755};
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index 1a45ed1e8ba1..dd285f001467 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -559,7 +559,7 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)
559 * downstream clocks for debugging purposes? 559 * downstream clocks for debugging purposes?
560 */ 560 */
561 561
562 if (!clkdm || !clk) 562 if (!clkdm || !clk || !clkdm->clktrctrl_mask)
563 return -EINVAL; 563 return -EINVAL;
564 564
565 if (atomic_inc_return(&clkdm->usecount) > 1) 565 if (atomic_inc_return(&clkdm->usecount) > 1)
@@ -610,7 +610,7 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)
610 * downstream clocks for debugging purposes? 610 * downstream clocks for debugging purposes?
611 */ 611 */
612 612
613 if (!clkdm || !clk) 613 if (!clkdm || !clk || !clkdm->clktrctrl_mask)
614 return -EINVAL; 614 return -EINVAL;
615 615
616#ifdef DEBUG 616#ifdef DEBUG
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index a8749e8017b9..5a7996402c53 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -33,7 +33,6 @@
33#include <plat/sdrc.h> 33#include <plat/sdrc.h>
34#include <plat/gpmc.h> 34#include <plat/gpmc.h>
35#include <plat/serial.h> 35#include <plat/serial.h>
36#include <plat/mux.h>
37#include <plat/vram.h> 36#include <plat/vram.h>
38 37
39#include "clock.h" 38#include "clock.h"
@@ -73,21 +72,21 @@ static struct map_desc omap24xx_io_desc[] __initdata = {
73#ifdef CONFIG_ARCH_OMAP2420 72#ifdef CONFIG_ARCH_OMAP2420
74static struct map_desc omap242x_io_desc[] __initdata = { 73static struct map_desc omap242x_io_desc[] __initdata = {
75 { 74 {
76 .virtual = DSP_MEM_24XX_VIRT, 75 .virtual = DSP_MEM_2420_VIRT,
77 .pfn = __phys_to_pfn(DSP_MEM_24XX_PHYS), 76 .pfn = __phys_to_pfn(DSP_MEM_2420_PHYS),
78 .length = DSP_MEM_24XX_SIZE, 77 .length = DSP_MEM_2420_SIZE,
79 .type = MT_DEVICE 78 .type = MT_DEVICE
80 }, 79 },
81 { 80 {
82 .virtual = DSP_IPI_24XX_VIRT, 81 .virtual = DSP_IPI_2420_VIRT,
83 .pfn = __phys_to_pfn(DSP_IPI_24XX_PHYS), 82 .pfn = __phys_to_pfn(DSP_IPI_2420_PHYS),
84 .length = DSP_IPI_24XX_SIZE, 83 .length = DSP_IPI_2420_SIZE,
85 .type = MT_DEVICE 84 .type = MT_DEVICE
86 }, 85 },
87 { 86 {
88 .virtual = DSP_MMU_24XX_VIRT, 87 .virtual = DSP_MMU_2420_VIRT,
89 .pfn = __phys_to_pfn(DSP_MMU_24XX_PHYS), 88 .pfn = __phys_to_pfn(DSP_MMU_2420_PHYS),
90 .length = DSP_MMU_24XX_SIZE, 89 .length = DSP_MMU_2420_SIZE,
91 .type = MT_DEVICE 90 .type = MT_DEVICE
92 }, 91 },
93}; 92};
diff --git a/arch/arm/mach-omap2/opp2420_data.c b/arch/arm/mach-omap2/opp2420_data.c
index 126a9396b3a8..e6dda694fd5c 100644
--- a/arch/arm/mach-omap2/opp2420_data.c
+++ b/arch/arm/mach-omap2/opp2420_data.c
@@ -9,45 +9,47 @@
9 * The OMAP2 processor can be run at several discrete 'PRCM configurations'. 9 * The OMAP2 processor can be run at several discrete 'PRCM configurations'.
10 * These configurations are characterized by voltage and speed for clocks. 10 * These configurations are characterized by voltage and speed for clocks.
11 * The device is only validated for certain combinations. One way to express 11 * The device is only validated for certain combinations. One way to express
12 * these combinations is via the 'ratio's' which the clocks operate with 12 * these combinations is via the 'ratios' which the clocks operate with
13 * respect to each other. These ratio sets are for a given voltage/DPLL 13 * respect to each other. These ratio sets are for a given voltage/DPLL
14 * setting. All configurations can be described by a DPLL setting and a ratio 14 * setting. All configurations can be described by a DPLL setting and a ratio.
15 * There are 3 ratio sets for the 2430 and X ratio sets for 2420.
16 *
17 * 2430 differs from 2420 in that there are no more phase synchronizers used.
18 * They both have a slightly different clock domain setup. 2420(iva1,dsp) vs
19 * 2430 (iva2.1, NOdsp, mdm)
20 * 15 *
21 * XXX Missing voltage data. 16 * XXX Missing voltage data.
17 * XXX Missing 19.2MHz sys_clk rate sets (needed for N800/N810)
22 * 18 *
23 * THe format described in this file is deprecated. Once a reasonable 19 * THe format described in this file is deprecated. Once a reasonable
24 * OPP API exists, the data in this file should be converted to use it. 20 * OPP API exists, the data in this file should be converted to use it.
25 * 21 *
26 * This is technically part of the OMAP2xxx clock code. 22 * This is technically part of the OMAP2xxx clock code.
23 *
24 * Considerable work is still needed to fully support dynamic frequency
25 * changes on OMAP2xxx-series chips. Readers interested in such a
26 * project are encouraged to review the Maemo Diablo RX-34 and RX-44
27 * kernel source at:
28 * http://repository.maemo.org/pool/diablo/free/k/kernel-source-diablo/
27 */ 29 */
28 30
29#include "opp2xxx.h" 31#include "opp2xxx.h"
30#include "sdrc.h" 32#include "sdrc.h"
31#include "clock.h" 33#include "clock.h"
32 34
33/*------------------------------------------------------------------------- 35/*
34 * Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated. 36 * Key dividers which make up a PRCM set. Ratios for a PRCM are mandated.
35 * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU, 37 * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,
36 * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL, 38 * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL,
37 * CM_CLKSEL2_PLL, CM_CLKSEL_MDM 39 * CM_CLKSEL2_PLL, CM_CLKSEL_MDM
38 * 40 *
39 * Filling in table based on H4 boards and 2430-SDPs variants available. 41 * Filling in table based on H4 boards available. There are quite a
40 * There are quite a few more rates combinations which could be defined. 42 * few more rate combinations which could be defined.
41 * 43 *
42 * When multiple values are defined the start up will try and choose the 44 * When multiple values are defined the start up will try and choose
43 * fastest one. If a 'fast' value is defined, then automatically, the /2 45 * the fastest one. If a 'fast' value is defined, then automatically,
44 * one should be included as it can be used. Generally having more that 46 * the /2 one should be included as it can be used. Generally having
45 * one fast set does not make sense, as static timings need to be changed 47 * more than one fast set does not make sense, as static timings need
46 * to change the set. The exception is the bypass setting which is 48 * to be changed to change the set. The exception is the bypass
47 * availble for low power bypass. 49 * setting which is available for low power bypass.
48 * 50 *
49 * Note: This table needs to be sorted, fastest to slowest. 51 * Note: This table needs to be sorted, fastest to slowest.
50 *-------------------------------------------------------------------------*/ 52 **/
51const struct prcm_config omap2420_rate_table[] = { 53const struct prcm_config omap2420_rate_table[] = {
52 /* PRCM I - FAST */ 54 /* PRCM I - FAST */
53 {S12M, S660M, S330M, RI_CM_CLKSEL_MPU_VAL, /* 330MHz ARM */ 55 {S12M, S660M, S330M, RI_CM_CLKSEL_MPU_VAL, /* 330MHz ARM */
diff --git a/arch/arm/mach-omap2/opp2430_data.c b/arch/arm/mach-omap2/opp2430_data.c
index edb81672c844..1b9596ae201e 100644
--- a/arch/arm/mach-omap2/opp2430_data.c
+++ b/arch/arm/mach-omap2/opp2430_data.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * opp2420_data.c - old-style "OPP" table for OMAP2420 2 * opp2430_data.c - old-style "OPP" table for OMAP2430
3 * 3 *
4 * Copyright (C) 2005-2009 Texas Instruments, Inc. 4 * Copyright (C) 2005-2009 Texas Instruments, Inc.
5 * Copyright (C) 2004-2009 Nokia Corporation 5 * Copyright (C) 2004-2009 Nokia Corporation
@@ -9,16 +9,16 @@
9 * The OMAP2 processor can be run at several discrete 'PRCM configurations'. 9 * The OMAP2 processor can be run at several discrete 'PRCM configurations'.
10 * These configurations are characterized by voltage and speed for clocks. 10 * These configurations are characterized by voltage and speed for clocks.
11 * The device is only validated for certain combinations. One way to express 11 * The device is only validated for certain combinations. One way to express
12 * these combinations is via the 'ratio's' which the clocks operate with 12 * these combinations is via the 'ratios' which the clocks operate with
13 * respect to each other. These ratio sets are for a given voltage/DPLL 13 * respect to each other. These ratio sets are for a given voltage/DPLL
14 * setting. All configurations can be described by a DPLL setting and a ratio 14 * setting. All configurations can be described by a DPLL setting and a ratio.
15 * There are 3 ratio sets for the 2430 and X ratio sets for 2420.
16 * 15 *
17 * 2430 differs from 2420 in that there are no more phase synchronizers used. 16 * 2430 differs from 2420 in that there are no more phase synchronizers used.
18 * They both have a slightly different clock domain setup. 2420(iva1,dsp) vs 17 * They both have a slightly different clock domain setup. 2420(iva1,dsp) vs
19 * 2430 (iva2.1, NOdsp, mdm) 18 * 2430 (iva2.1, NOdsp, mdm)
20 * 19 *
21 * XXX Missing voltage data. 20 * XXX Missing voltage data.
21 * XXX Missing 19.2MHz sys_clk rate sets.
22 * 22 *
23 * THe format described in this file is deprecated. Once a reasonable 23 * THe format described in this file is deprecated. Once a reasonable
24 * OPP API exists, the data in this file should be converted to use it. 24 * OPP API exists, the data in this file should be converted to use it.
@@ -30,24 +30,24 @@
30#include "sdrc.h" 30#include "sdrc.h"
31#include "clock.h" 31#include "clock.h"
32 32
33/*------------------------------------------------------------------------- 33/*
34 * Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated. 34 * Key dividers which make up a PRCM set. Ratios for a PRCM are mandated.
35 * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU, 35 * xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,
36 * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL, 36 * CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL,
37 * CM_CLKSEL2_PLL, CM_CLKSEL_MDM 37 * CM_CLKSEL2_PLL, CM_CLKSEL_MDM
38 * 38 *
39 * Filling in table based on H4 boards and 2430-SDPs variants available. 39 * Filling in table based on 2430-SDPs variants available. There are
40 * There are quite a few more rates combinations which could be defined. 40 * quite a few more rate combinations which could be defined.
41 * 41 *
42 * When multiple values are defined the start up will try and choose the 42 * When multiple values are defined the start up will try and choose
43 * fastest one. If a 'fast' value is defined, then automatically, the /2 43 * the fastest one. If a 'fast' value is defined, then automatically,
44 * one should be included as it can be used. Generally having more that 44 * the /2 one should be included as it can be used. Generally having
45 * one fast set does not make sense, as static timings need to be changed 45 * more than one fast set does not make sense, as static timings need
46 * to change the set. The exception is the bypass setting which is 46 * to be changed to change the set. The exception is the bypass
47 * availble for low power bypass. 47 * setting which is available for low power bypass.
48 * 48 *
49 * Note: This table needs to be sorted, fastest to slowest. 49 * Note: This table needs to be sorted, fastest to slowest.
50 *-------------------------------------------------------------------------*/ 50 */
51const struct prcm_config omap2430_rate_table[] = { 51const struct prcm_config omap2430_rate_table[] = {
52 /* PRCM #4 - ratio2 (ES2.1) - FAST */ 52 /* PRCM #4 - ratio2 (ES2.1) - FAST */
53 {S13M, S798M, S399M, R2_CM_CLKSEL_MPU_VAL, /* 399MHz ARM */ 53 {S13M, S798M, S399M, R2_CM_CLKSEL_MPU_VAL, /* 399MHz ARM */
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 89cafc937249..d9f8c844c385 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -36,10 +36,6 @@ static struct clk_functions *arch_clock;
36 * Standard clock functions defined in include/linux/clk.h 36 * Standard clock functions defined in include/linux/clk.h
37 *-------------------------------------------------------------------------*/ 37 *-------------------------------------------------------------------------*/
38 38
39/* This functions is moved to arch/arm/common/clkdev.c. For OMAP4 since
40 * clock framework is not up , it is defined here to avoid rework in
41 * every driver. Also dummy prcm reset function is added */
42
43int clk_enable(struct clk *clk) 39int clk_enable(struct clk *clk)
44{ 40{
45 unsigned long flags; 41 unsigned long flags;
@@ -305,7 +301,6 @@ void clk_enable_init_clocks(void)
305 clk_enable(clkp); 301 clk_enable(clkp);
306 } 302 }
307} 303}
308EXPORT_SYMBOL(clk_enable_init_clocks);
309 304
310/* 305/*
311 * Low level helpers 306 * Low level helpers
@@ -334,7 +329,16 @@ void clk_init_cpufreq_table(struct cpufreq_frequency_table **table)
334 arch_clock->clk_init_cpufreq_table(table); 329 arch_clock->clk_init_cpufreq_table(table);
335 spin_unlock_irqrestore(&clockfw_lock, flags); 330 spin_unlock_irqrestore(&clockfw_lock, flags);
336} 331}
337EXPORT_SYMBOL(clk_init_cpufreq_table); 332
333void clk_exit_cpufreq_table(struct cpufreq_frequency_table **table)
334{
335 unsigned long flags;
336
337 spin_lock_irqsave(&clockfw_lock, flags);
338 if (arch_clock->clk_exit_cpufreq_table)
339 arch_clock->clk_exit_cpufreq_table(table);
340 spin_unlock_irqrestore(&clockfw_lock, flags);
341}
338#endif 342#endif
339 343
340/*-------------------------------------------------------------------------*/ 344/*-------------------------------------------------------------------------*/
diff --git a/arch/arm/plat-omap/cpu-omap.c b/arch/arm/plat-omap/cpu-omap.c
index f8ddbdd8b076..6d3d33360056 100644
--- a/arch/arm/plat-omap/cpu-omap.c
+++ b/arch/arm/plat-omap/cpu-omap.c
@@ -134,6 +134,7 @@ static int __init omap_cpu_init(struct cpufreq_policy *policy)
134 134
135static int omap_cpu_exit(struct cpufreq_policy *policy) 135static int omap_cpu_exit(struct cpufreq_policy *policy)
136{ 136{
137 clk_exit_cpufreq_table(&freq_table);
137 clk_put(mpu_clk); 138 clk_put(mpu_clk);
138 return 0; 139 return 0;
139} 140}
diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h
index 309b6d1dccdb..94fe2a0ce40a 100644
--- a/arch/arm/plat-omap/include/plat/clock.h
+++ b/arch/arm/plat-omap/include/plat/clock.h
@@ -119,6 +119,7 @@ struct clk_functions {
119 void (*clk_disable_unused)(struct clk *clk); 119 void (*clk_disable_unused)(struct clk *clk);
120#ifdef CONFIG_CPU_FREQ 120#ifdef CONFIG_CPU_FREQ
121 void (*clk_init_cpufreq_table)(struct cpufreq_frequency_table **); 121 void (*clk_init_cpufreq_table)(struct cpufreq_frequency_table **);
122 void (*clk_exit_cpufreq_table)(struct cpufreq_frequency_table **);
122#endif 123#endif
123}; 124};
124 125
@@ -135,6 +136,7 @@ extern unsigned long followparent_recalc(struct clk *clk);
135extern void clk_enable_init_clocks(void); 136extern void clk_enable_init_clocks(void);
136#ifdef CONFIG_CPU_FREQ 137#ifdef CONFIG_CPU_FREQ
137extern void clk_init_cpufreq_table(struct cpufreq_frequency_table **table); 138extern void clk_init_cpufreq_table(struct cpufreq_frequency_table **table);
139extern void clk_exit_cpufreq_table(struct cpufreq_frequency_table **table);
138#endif 140#endif
139 141
140extern const struct clkops clkops_null; 142extern const struct clkops clkops_null;
diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h
index 7e5319f907d1..a3e7b471bcba 100644
--- a/arch/arm/plat-omap/include/plat/io.h
+++ b/arch/arm/plat-omap/include/plat/io.h
@@ -122,16 +122,21 @@
122#define OMAP243X_SMS_VIRT (OMAP243X_SMS_PHYS + OMAP2_L3_IO_OFFSET) 122#define OMAP243X_SMS_VIRT (OMAP243X_SMS_PHYS + OMAP2_L3_IO_OFFSET)
123#define OMAP243X_SMS_SIZE SZ_1M 123#define OMAP243X_SMS_SIZE SZ_1M
124 124
125/* DSP */ 125/* 2420 IVA */
126#define DSP_MEM_24XX_PHYS OMAP2420_DSP_MEM_BASE /* 0x58000000 */ 126#define DSP_MEM_2420_PHYS OMAP2420_DSP_MEM_BASE
127#define DSP_MEM_24XX_VIRT 0xe0000000 127 /* 0x58000000 --> 0xfc100000 */
128#define DSP_MEM_24XX_SIZE 0x28000 128#define DSP_MEM_2420_VIRT 0xfc100000
129#define DSP_IPI_24XX_PHYS OMAP2420_DSP_IPI_BASE /* 0x59000000 */ 129#define DSP_MEM_2420_SIZE 0x28000
130#define DSP_IPI_24XX_VIRT 0xe1000000 130#define DSP_IPI_2420_PHYS OMAP2420_DSP_IPI_BASE
131#define DSP_IPI_24XX_SIZE SZ_4K 131 /* 0x59000000 --> 0xfc128000 */
132#define DSP_MMU_24XX_PHYS OMAP2420_DSP_MMU_BASE /* 0x5a000000 */ 132#define DSP_IPI_2420_VIRT 0xfc128000
133#define DSP_MMU_24XX_VIRT 0xe2000000 133#define DSP_IPI_2420_SIZE SZ_4K
134#define DSP_MMU_24XX_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 */
135 140
136/* 141/*
137 * ---------------------------------------------------------------------------- 142 * ----------------------------------------------------------------------------
@@ -182,16 +187,7 @@
182#define OMAP343X_SDRC_VIRT (OMAP343X_SDRC_PHYS + OMAP2_L3_IO_OFFSET) 187#define OMAP343X_SDRC_VIRT (OMAP343X_SDRC_PHYS + OMAP2_L3_IO_OFFSET)
183#define OMAP343X_SDRC_SIZE SZ_1M 188#define OMAP343X_SDRC_SIZE SZ_1M
184 189
185/* DSP */ 190/* 3430 IVA - currently unmapped */
186#define DSP_MEM_34XX_PHYS OMAP34XX_DSP_MEM_BASE /* 0x58000000 */
187#define DSP_MEM_34XX_VIRT 0xe0000000
188#define DSP_MEM_34XX_SIZE 0x28000
189#define DSP_IPI_34XX_PHYS OMAP34XX_DSP_IPI_BASE /* 0x59000000 */
190#define DSP_IPI_34XX_VIRT 0xe1000000
191#define DSP_IPI_34XX_SIZE SZ_4K
192#define DSP_MMU_34XX_PHYS OMAP34XX_DSP_MMU_BASE /* 0x5a000000 */
193#define DSP_MMU_34XX_VIRT 0xe2000000
194#define DSP_MMU_34XX_SIZE SZ_4K
195 191
196/* 192/*
197 * ---------------------------------------------------------------------------- 193 * ----------------------------------------------------------------------------
diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c
index 11f5d7961c73..0cfd54f519c4 100644
--- a/arch/arm/plat-omap/io.c
+++ b/arch/arm/plat-omap/io.c
@@ -66,12 +66,12 @@ void __iomem *omap_ioremap(unsigned long p, size_t size, unsigned int type)
66 return XLATE(p, L4_24XX_PHYS, L4_24XX_VIRT); 66 return XLATE(p, L4_24XX_PHYS, L4_24XX_VIRT);
67 } 67 }
68 if (cpu_is_omap2420()) { 68 if (cpu_is_omap2420()) {
69 if (BETWEEN(p, DSP_MEM_24XX_PHYS, DSP_MEM_24XX_SIZE)) 69 if (BETWEEN(p, DSP_MEM_2420_PHYS, DSP_MEM_2420_SIZE))
70 return XLATE(p, DSP_MEM_24XX_PHYS, DSP_MEM_24XX_VIRT); 70 return XLATE(p, DSP_MEM_2420_PHYS, DSP_MEM_2420_VIRT);
71 if (BETWEEN(p, DSP_IPI_24XX_PHYS, DSP_IPI_24XX_SIZE)) 71 if (BETWEEN(p, DSP_IPI_2420_PHYS, DSP_IPI_2420_SIZE))
72 return XLATE(p, DSP_IPI_24XX_PHYS, DSP_IPI_24XX_SIZE); 72 return XLATE(p, DSP_IPI_2420_PHYS, DSP_IPI_2420_SIZE);
73 if (BETWEEN(p, DSP_MMU_24XX_PHYS, DSP_MMU_24XX_SIZE)) 73 if (BETWEEN(p, DSP_MMU_2420_PHYS, DSP_MMU_2420_SIZE))
74 return XLATE(p, DSP_MMU_24XX_PHYS, DSP_MMU_24XX_VIRT); 74 return XLATE(p, DSP_MMU_2420_PHYS, DSP_MMU_2420_VIRT);
75 } 75 }
76 if (cpu_is_omap2430()) { 76 if (cpu_is_omap2430()) {
77 if (BETWEEN(p, L4_WK_243X_PHYS, L4_WK_243X_SIZE)) 77 if (BETWEEN(p, L4_WK_243X_PHYS, L4_WK_243X_SIZE))