openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge branch 'for_2.6.33rc_c' of git://git.pwsan.com/linux-2.6 into omap-fixes-for-linus

This commit is contained in:
Tony Lindgren 2010-01-08 14:27:56 -08:00
parent 342aa2c172 cdf1a91556
commit 27dba4bcf8
13 changed files with 137 additions and 91 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/arm/mach-omap1/clock_data.c
View File

@ -599,7 +599,7 @@ static struct clk i2c_ick = {
static struct omap_clk omap_clks[] = {
/* non-ULPD clocks */
CLK(NULL, "ck_ref", &ck_ref, CK_16XX | CK_1510 | CK_310 | CK_7XX),
CLK(NULL, "ck_dpll1", &ck_dpll1, CK_16XX | CK_1510 | CK_310),
CLK(NULL, "ck_dpll1", &ck_dpll1, CK_16XX | CK_1510 | CK_310 | CK_7XX),
/* CK_GEN1 clocks */
CLK(NULL, "ck_dpll1out", &ck_dpll1out.clk, CK_16XX),
CLK(NULL, "ck_sossi", &sossi_ck, CK_16XX),
@ -627,7 +627,7 @@ static struct omap_clk omap_clks[] = {
CLK(NULL, "tc2_ck", &tc2_ck, CK_16XX),
CLK(NULL, "dma_ck", &dma_ck, CK_16XX | CK_1510 | CK_310),
CLK(NULL, "dma_lcdfree_ck", &dma_lcdfree_ck, CK_16XX),
CLK(NULL, "api_ck", &api_ck.clk, CK_16XX | CK_1510 | CK_310),
CLK(NULL, "api_ck", &api_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX),
CLK(NULL, "lb_ck", &lb_ck.clk, CK_1510 | CK_310),
CLK(NULL, "rhea1_ck", &rhea1_ck, CK_16XX),
CLK(NULL, "rhea2_ck", &rhea2_ck, CK_16XX),
@ -678,7 +678,7 @@ static struct omap_clk omap_clks[] = {
* init
*/
static struct clk_functions omap1_clk_functions __initdata = {
static struct clk_functions omap1_clk_functions = {
.clk_enable = omap1_clk_enable,
.clk_disable = omap1_clk_disable,
.clk_round_rate = omap1_clk_round_rate,

57
arch/arm/mach-omap2/clock2xxx.c
View File

@ -449,18 +449,56 @@ int omap2_select_table_rate(struct clk *clk, unsigned long rate)
#ifdef CONFIG_CPU_FREQ
/*
* Walk PRCM rate table and fillout cpufreq freq_table
* XXX This should be replaced by an OPP layer in the near future
*/
static struct cpufreq_frequency_table freq_table[ARRAY_SIZE(rate_table)];
static struct cpufreq_frequency_table *freq_table;
void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table)
{
struct prcm_config *prcm;
const struct prcm_config *prcm;
long sys_ck_rate;
int i = 0;
int tbl_sz = 0;
sys_ck_rate = clk_get_rate(sclk);
for (prcm = rate_table; prcm->mpu_speed; prcm++) {
if (!(prcm->flags & cpu_mask))
continue;
if (prcm->xtal_speed != sys_ck.rate)
if (prcm->xtal_speed != sys_ck_rate)
continue;
/* don't put bypass rates in table */
if (prcm->dpll_speed == prcm->xtal_speed)
continue;
tbl_sz++;
}
/*
* XXX Ensure that we're doing what CPUFreq expects for this error
* case and the following one
*/
if (tbl_sz == 0) {
pr_warning("%s: no matching entries in rate_table\n",
__func__);
return;
}
/* Include the CPUFREQ_TABLE_END terminator entry */
tbl_sz++;
freq_table = kzalloc(sizeof(struct cpufreq_frequency_table) * tbl_sz,
GFP_ATOMIC);
if (!freq_table) {
pr_err("%s: could not kzalloc frequency table\n", __func__);
return;
}
for (prcm = rate_table; prcm->mpu_speed; prcm++) {
if (!(prcm->flags & cpu_mask))
continue;
if (prcm->xtal_speed != sys_ck_rate)
continue;
/* don't put bypass rates in table */
@ -472,17 +510,17 @@ void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table)
i++;
}
if (i == 0) {
printk(KERN_WARNING "%s: failed to initialize frequency "
"table\n", __func__);
return;
}
freq_table[i].index = i;
freq_table[i].frequency = CPUFREQ_TABLE_END;
*table = &freq_table[0];
}
void omap2_clk_exit_cpufreq_table(struct cpufreq_frequency_table **table)
{
kfree(freq_table);
}
#endif
struct clk_functions omap2_clk_functions = {
@ -494,6 +532,7 @@ struct clk_functions omap2_clk_functions = {
.clk_disable_unused = omap2_clk_disable_unused,
#ifdef CONFIG_CPU_FREQ
.clk_init_cpufreq_table = omap2_clk_init_cpufreq_table,
.clk_exit_cpufreq_table = omap2_clk_exit_cpufreq_table,
#endif
};

1
arch/arm/mach-omap2/clock34xx.c
View File

@ -34,7 +34,6 @@
#include <asm/div64.h>
#include <asm/clkdev.h>
#include <plat/sdrc.h>
#include "clock.h"
#include "clock34xx.h"
#include "sdrc.h"

6
arch/arm/mach-omap2/clock34xx_data.c
View File

@ -776,6 +776,8 @@ static struct clk dpll4_m5_ck = {
.clksel_mask = OMAP3430_CLKSEL_CAM_MASK,
.clksel = div16_dpll4_clksel,
.clkdm_name = "dpll4_clkdm",
.set_rate = &omap2_clksel_set_rate,
.round_rate = &omap2_clksel_round_rate,
.recalc = &omap2_clksel_recalc,
};
@ -1500,6 +1502,7 @@ static struct clk uart2_fck = {
.parent = &core_48m_fck,
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_UART2_SHIFT,
.clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@ -1509,6 +1512,7 @@ static struct clk uart1_fck = {
.parent = &core_48m_fck,
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP3430_EN_UART1_SHIFT,
.clkdm_name = "core_l4_clkdm",
.recalc = &followparent_recalc,
};
@ -2745,7 +2749,7 @@ static struct clk mcbsp4_ick = {
};
static const struct clksel mcbsp_234_clksel[] = {
{ .parent = &core_96m_fck, .rates = common_mcbsp_96m_rates },
{ .parent = &per_96m_fck, .rates = common_mcbsp_96m_rates },
{ .parent = &mcbsp_clks, .rates = common_mcbsp_mcbsp_rates },
{ .parent = NULL }
};

4
arch/arm/mach-omap2/clockdomain.c
View File

@ -559,7 +559,7 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)
* downstream clocks for debugging purposes?
*/
if (!clkdm || !clk)
if (!clkdm || !clk || !clkdm->clktrctrl_mask)
return -EINVAL;
if (atomic_inc_return(&clkdm->usecount) > 1)
@ -610,7 +610,7 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)
* downstream clocks for debugging purposes?
*/
if (!clkdm || !clk)
if (!clkdm || !clk || !clkdm->clktrctrl_mask)
return -EINVAL;
#ifdef DEBUG

19
arch/arm/mach-omap2/io.c
View File

@ -33,7 +33,6 @@
#include <plat/sdrc.h>
#include <plat/gpmc.h>
#include <plat/serial.h>
#include <plat/mux.h>
#include <plat/vram.h>
#include "clock.h"
@ -73,21 +72,21 @@ static struct map_desc omap24xx_io_desc[] __initdata = {
#ifdef CONFIG_ARCH_OMAP2420
static struct map_desc omap242x_io_desc[] __initdata = {
{
.virtual = DSP_MEM_24XX_VIRT,
.pfn = __phys_to_pfn(DSP_MEM_24XX_PHYS),
.length = DSP_MEM_24XX_SIZE,
.virtual = DSP_MEM_2420_VIRT,
.pfn = __phys_to_pfn(DSP_MEM_2420_PHYS),
.length = DSP_MEM_2420_SIZE,
.type = MT_DEVICE
},
{
.virtual = DSP_IPI_24XX_VIRT,
.pfn = __phys_to_pfn(DSP_IPI_24XX_PHYS),
.length = DSP_IPI_24XX_SIZE,
.virtual = DSP_IPI_2420_VIRT,
.pfn = __phys_to_pfn(DSP_IPI_2420_PHYS),
.length = DSP_IPI_2420_SIZE,
.type = MT_DEVICE
},
{
.virtual = DSP_MMU_24XX_VIRT,
.pfn = __phys_to_pfn(DSP_MMU_24XX_PHYS),
.length = DSP_MMU_24XX_SIZE,
.virtual = DSP_MMU_2420_VIRT,
.pfn = __phys_to_pfn(DSP_MMU_2420_PHYS),
.length = DSP_MMU_2420_SIZE,
.type = MT_DEVICE
},
};

38
arch/arm/mach-omap2/opp2420_data.c
View File

@ -9,45 +9,47 @@
* The OMAP2 processor can be run at several discrete 'PRCM configurations'.
* These configurations are characterized by voltage and speed for clocks.
* The device is only validated for certain combinations. One way to express
* these combinations is via the 'ratio's' which the clocks operate with
* these combinations is via the 'ratios' which the clocks operate with
* respect to each other. These ratio sets are for a given voltage/DPLL
* setting. All configurations can be described by a DPLL setting and a ratio
* There are 3 ratio sets for the 2430 and X ratio sets for 2420.
*
* 2430 differs from 2420 in that there are no more phase synchronizers used.
* They both have a slightly different clock domain setup. 2420(iva1,dsp) vs
* 2430 (iva2.1, NOdsp, mdm)
* setting. All configurations can be described by a DPLL setting and a ratio.
*
* XXX Missing voltage data.
* XXX Missing 19.2MHz sys_clk rate sets (needed for N800/N810)
*
* THe format described in this file is deprecated. Once a reasonable
* OPP API exists, the data in this file should be converted to use it.
*
* This is technically part of the OMAP2xxx clock code.
*
* Considerable work is still needed to fully support dynamic frequency
* changes on OMAP2xxx-series chips. Readers interested in such a
* project are encouraged to review the Maemo Diablo RX-34 and RX-44
* kernel source at:
* http://repository.maemo.org/pool/diablo/free/k/kernel-source-diablo/
*/
#include "opp2xxx.h"
#include "sdrc.h"
#include "clock.h"
/*-------------------------------------------------------------------------
* Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated.
/*
* Key dividers which make up a PRCM set. Ratios for a PRCM are mandated.
* xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,
* CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL,
* CM_CLKSEL2_PLL, CM_CLKSEL_MDM
*
* Filling in table based on H4 boards and 2430-SDPs variants available.
* There are quite a few more rates combinations which could be defined.
* Filling in table based on H4 boards available. There are quite a
* few more rate combinations which could be defined.
*
* When multiple values are defined the start up will try and choose the
* fastest one. If a 'fast' value is defined, then automatically, the /2
* one should be included as it can be used. Generally having more that
* one fast set does not make sense, as static timings need to be changed
* to change the set. The exception is the bypass setting which is
* availble for low power bypass.
* When multiple values are defined the start up will try and choose
* the fastest one. If a 'fast' value is defined, then automatically,
* the /2 one should be included as it can be used. Generally having
* more than one fast set does not make sense, as static timings need
* to be changed to change the set. The exception is the bypass
* setting which is available for low power bypass.
*
* Note: This table needs to be sorted, fastest to slowest.
*-------------------------------------------------------------------------*/
**/
const struct prcm_config omap2420_rate_table[] = {
/* PRCM I - FAST */
{S12M, S660M, S330M, RI_CM_CLKSEL_MPU_VAL, /* 330MHz ARM */

30
arch/arm/mach-omap2/opp2430_data.c
View File

@ -1,5 +1,5 @@
/*
* opp2420_data.c - old-style "OPP" table for OMAP2420
* opp2430_data.c - old-style "OPP" table for OMAP2430
*
* Copyright (C) 2005-2009 Texas Instruments, Inc.
* Copyright (C) 2004-2009 Nokia Corporation
@ -9,16 +9,16 @@
* The OMAP2 processor can be run at several discrete 'PRCM configurations'.
* These configurations are characterized by voltage and speed for clocks.
* The device is only validated for certain combinations. One way to express
* these combinations is via the 'ratio's' which the clocks operate with
* these combinations is via the 'ratios' which the clocks operate with
* respect to each other. These ratio sets are for a given voltage/DPLL
* setting. All configurations can be described by a DPLL setting and a ratio
* There are 3 ratio sets for the 2430 and X ratio sets for 2420.
* setting. All configurations can be described by a DPLL setting and a ratio.
*
* 2430 differs from 2420 in that there are no more phase synchronizers used.
* They both have a slightly different clock domain setup. 2420(iva1,dsp) vs
* 2430 (iva2.1, NOdsp, mdm)
*
* XXX Missing voltage data.
* XXX Missing 19.2MHz sys_clk rate sets.
*
* THe format described in this file is deprecated. Once a reasonable
* OPP API exists, the data in this file should be converted to use it.
@ -30,24 +30,24 @@
#include "sdrc.h"
#include "clock.h"
/*-------------------------------------------------------------------------
* Key dividers which make up a PRCM set. Ratio's for a PRCM are mandated.
/*
* Key dividers which make up a PRCM set. Ratios for a PRCM are mandated.
* xtal_speed, dpll_speed, mpu_speed, CM_CLKSEL_MPU,
* CM_CLKSEL_DSP, CM_CLKSEL_GFX, CM_CLKSEL1_CORE, CM_CLKSEL1_PLL,
* CM_CLKSEL2_PLL, CM_CLKSEL_MDM
*
* Filling in table based on H4 boards and 2430-SDPs variants available.
* There are quite a few more rates combinations which could be defined.
* Filling in table based on 2430-SDPs variants available. There are
* quite a few more rate combinations which could be defined.
*
* When multiple values are defined the start up will try and choose the
* fastest one. If a 'fast' value is defined, then automatically, the /2
* one should be included as it can be used. Generally having more that
* one fast set does not make sense, as static timings need to be changed
* to change the set. The exception is the bypass setting which is
* availble for low power bypass.
* When multiple values are defined the start up will try and choose
* the fastest one. If a 'fast' value is defined, then automatically,
* the /2 one should be included as it can be used. Generally having
* more than one fast set does not make sense, as static timings need
* to be changed to change the set. The exception is the bypass
* setting which is available for low power bypass.
*
* Note: This table needs to be sorted, fastest to slowest.
*-------------------------------------------------------------------------*/
*/
const struct prcm_config omap2430_rate_table[] = {
/* PRCM #4 - ratio2 (ES2.1) - FAST */
{S13M, S798M, S399M, R2_CM_CLKSEL_MPU_VAL, /* 399MHz ARM */

16
arch/arm/plat-omap/clock.c
View File

@ -36,10 +36,6 @@ static struct clk_functions *arch_clock;
* Standard clock functions defined in include/linux/clk.h
*-------------------------------------------------------------------------*/
/* This functions is moved to arch/arm/common/clkdev.c. For OMAP4 since
* clock framework is not up , it is defined here to avoid rework in
* every driver. Also dummy prcm reset function is added */
int clk_enable(struct clk *clk)
{
unsigned long flags;
@ -305,7 +301,6 @@ void clk_enable_init_clocks(void)
clk_enable(clkp);
}
}
EXPORT_SYMBOL(clk_enable_init_clocks);
/*
* Low level helpers
@ -334,7 +329,16 @@ void clk_init_cpufreq_table(struct cpufreq_frequency_table **table)
arch_clock->clk_init_cpufreq_table(table);
spin_unlock_irqrestore(&clockfw_lock, flags);
}
EXPORT_SYMBOL(clk_init_cpufreq_table);
void clk_exit_cpufreq_table(struct cpufreq_frequency_table **table)
{
unsigned long flags;
spin_lock_irqsave(&clockfw_lock, flags);
if (arch_clock->clk_exit_cpufreq_table)
arch_clock->clk_exit_cpufreq_table(table);
spin_unlock_irqrestore(&clockfw_lock, flags);
}
#endif
/*-------------------------------------------------------------------------*/

1
arch/arm/plat-omap/cpu-omap.c
View File

@ -134,6 +134,7 @@ static int __init omap_cpu_init(struct cpufreq_policy *policy)
static int omap_cpu_exit(struct cpufreq_policy *policy)
{
clk_exit_cpufreq_table(&freq_table);
clk_put(mpu_clk);
return 0;
}

2
arch/arm/plat-omap/include/plat/clock.h
View File

@ -119,6 +119,7 @@ struct clk_functions {
void (*clk_disable_unused)(struct clk *clk);
#ifdef CONFIG_CPU_FREQ
void (*clk_init_cpufreq_table)(struct cpufreq_frequency_table **);
void (*clk_exit_cpufreq_table)(struct cpufreq_frequency_table **);
#endif
};
@ -135,6 +136,7 @@ extern unsigned long followparent_recalc(struct clk *clk);
extern void clk_enable_init_clocks(void);
#ifdef CONFIG_CPU_FREQ
extern void clk_init_cpufreq_table(struct cpufreq_frequency_table **table);
extern void clk_exit_cpufreq_table(struct cpufreq_frequency_table **table);
#endif
extern const struct clkops clkops_null;

36
arch/arm/plat-omap/include/plat/io.h
View File

@ -122,16 +122,21 @@
#define OMAP243X_SMS_VIRT (OMAP243X_SMS_PHYS + OMAP2_L3_IO_OFFSET)
#define OMAP243X_SMS_SIZE SZ_1M
/* DSP */
#define DSP_MEM_24XX_PHYS OMAP2420_DSP_MEM_BASE /* 0x58000000 */
#define DSP_MEM_24XX_VIRT 0xe0000000
#define DSP_MEM_24XX_SIZE 0x28000
#define DSP_IPI_24XX_PHYS OMAP2420_DSP_IPI_BASE /* 0x59000000 */
#define DSP_IPI_24XX_VIRT 0xe1000000
#define DSP_IPI_24XX_SIZE SZ_4K
#define DSP_MMU_24XX_PHYS OMAP2420_DSP_MMU_BASE /* 0x5a000000 */
#define DSP_MMU_24XX_VIRT 0xe2000000
#define DSP_MMU_24XX_SIZE SZ_4K
/* 2420 IVA */
#define DSP_MEM_2420_PHYS OMAP2420_DSP_MEM_BASE
/* 0x58000000 --> 0xfc100000 */
#define DSP_MEM_2420_VIRT 0xfc100000
#define DSP_MEM_2420_SIZE 0x28000
#define DSP_IPI_2420_PHYS OMAP2420_DSP_IPI_BASE
/* 0x59000000 --> 0xfc128000 */
#define DSP_IPI_2420_VIRT 0xfc128000
#define DSP_IPI_2420_SIZE SZ_4K
#define DSP_MMU_2420_PHYS OMAP2420_DSP_MMU_BASE
/* 0x5a000000 --> 0xfc129000 */
#define DSP_MMU_2420_VIRT 0xfc129000
#define DSP_MMU_2420_SIZE SZ_4K
/* 2430 IVA2.1 - currently unmapped */
/*
* ----------------------------------------------------------------------------
@ -182,16 +187,7 @@
#define OMAP343X_SDRC_VIRT (OMAP343X_SDRC_PHYS + OMAP2_L3_IO_OFFSET)
#define OMAP343X_SDRC_SIZE SZ_1M
/* DSP */
#define DSP_MEM_34XX_PHYS OMAP34XX_DSP_MEM_BASE /* 0x58000000 */
#define DSP_MEM_34XX_VIRT 0xe0000000
#define DSP_MEM_34XX_SIZE 0x28000
#define DSP_IPI_34XX_PHYS OMAP34XX_DSP_IPI_BASE /* 0x59000000 */
#define DSP_IPI_34XX_VIRT 0xe1000000
#define DSP_IPI_34XX_SIZE SZ_4K
#define DSP_MMU_34XX_PHYS OMAP34XX_DSP_MMU_BASE /* 0x5a000000 */
#define DSP_MMU_34XX_VIRT 0xe2000000
#define DSP_MMU_34XX_SIZE SZ_4K
/* 3430 IVA - currently unmapped */
/*
* ----------------------------------------------------------------------------

12
arch/arm/plat-omap/io.c
View File

@ -66,12 +66,12 @@ void __iomem *omap_ioremap(unsigned long p, size_t size, unsigned int type)
return XLATE(p, L4_24XX_PHYS, L4_24XX_VIRT);
}
if (cpu_is_omap2420()) {
if (BETWEEN(p, DSP_MEM_24XX_PHYS, DSP_MEM_24XX_SIZE))
return XLATE(p, DSP_MEM_24XX_PHYS, DSP_MEM_24XX_VIRT);
if (BETWEEN(p, DSP_IPI_24XX_PHYS, DSP_IPI_24XX_SIZE))
return XLATE(p, DSP_IPI_24XX_PHYS, DSP_IPI_24XX_SIZE);
if (BETWEEN(p, DSP_MMU_24XX_PHYS, DSP_MMU_24XX_SIZE))
return XLATE(p, DSP_MMU_24XX_PHYS, DSP_MMU_24XX_VIRT);
if (BETWEEN(p, DSP_MEM_2420_PHYS, DSP_MEM_2420_SIZE))
return XLATE(p, DSP_MEM_2420_PHYS, DSP_MEM_2420_VIRT);
if (BETWEEN(p, DSP_IPI_2420_PHYS, DSP_IPI_2420_SIZE))
return XLATE(p, DSP_IPI_2420_PHYS, DSP_IPI_2420_SIZE);
if (BETWEEN(p, DSP_MMU_2420_PHYS, DSP_MMU_2420_SIZE))
return XLATE(p, DSP_MMU_2420_PHYS, DSP_MMU_2420_VIRT);
}
if (cpu_is_omap2430()) {
if (BETWEEN(p, L4_WK_243X_PHYS, L4_WK_243X_SIZE))