diff options
Diffstat (limited to 'arch/arm/plat-omap')
| -rw-r--r-- | arch/arm/plat-omap/clock.c | 12 | ||||
| -rw-r--r-- | arch/arm/plat-omap/counter_32k.c | 121 | ||||
| -rw-r--r-- | arch/arm/plat-omap/dmtimer.c | 4 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/clkdev.h | 13 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/clkdev_omap.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/clock.h | 2 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/cpu.h | 35 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/gpio.h | 20 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/omap4-keypad.h | 3 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/omap_device.h | 9 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/uncompress.h | 1 | ||||
| -rw-r--r-- | arch/arm/plat-omap/iovmm.c | 6 | ||||
| -rw-r--r-- | arch/arm/plat-omap/mcbsp.c | 27 | ||||
| -rw-r--r-- | arch/arm/plat-omap/omap_device.c | 53 | ||||
| -rw-r--r-- | arch/arm/plat-omap/sram.c | 15 |
15 files changed, 189 insertions, 133 deletions
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c index 156b27dd5817..3ba4d11ca73e 100644 --- a/arch/arm/plat-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -513,13 +513,10 @@ static const struct file_operations debug_clock_fops = { static int clk_debugfs_register_one(struct clk *c) { int err; - struct dentry *d, *child, *child_tmp; + struct dentry *d; struct clk *pa = c->parent; - char s[255]; - char *p = s; - p += sprintf(p, "%s", c->name); - d = debugfs_create_dir(s, pa ? pa->dent : clk_debugfs_root); + d = debugfs_create_dir(c->name, pa ? pa->dent : clk_debugfs_root); if (!d) return -ENOMEM; c->dent = d; @@ -542,10 +539,7 @@ static int clk_debugfs_register_one(struct clk *c) return 0; err_out: - d = c->dent; - list_for_each_entry_safe(child, child_tmp, &d->d_subdirs, d_u.d_child) - debugfs_remove(child); - debugfs_remove(c->dent); + debugfs_remove_recursive(c->dent); return err; } diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index c13bc3d3eb2c..a6cbb712da51 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -18,6 +18,7 @@ #include <linux/err.h> #include <linux/io.h> #include <linux/sched.h> +#include <linux/clocksource.h> #include <asm/sched_clock.h> @@ -26,87 +27,16 @@ #include <plat/clock.h> - /* * 32KHz clocksource ... always available, on pretty most chips except * OMAP 730 and 1510. Other timers could be used as clocksources, with * higher resolution in free-running counter modes (e.g. 12 MHz xtal), * but systems won't necessarily want to spend resources that way. */ +static void __iomem *timer_32k_base; #define OMAP16XX_TIMER_32K_SYNCHRONIZED 0xfffbc410 -#include <linux/clocksource.h> - -/* - * offset_32k holds the init time counter value. It is then subtracted - * from every counter read to achieve a counter that counts time from the - * kernel boot (needed for sched_clock()). - */ -static u32 offset_32k __read_mostly; - -#ifdef CONFIG_ARCH_OMAP16XX -static cycle_t notrace omap16xx_32k_read(struct clocksource *cs) -{ - return omap_readl(OMAP16XX_TIMER_32K_SYNCHRONIZED) - offset_32k; -} -#else -#define omap16xx_32k_read NULL -#endif - -#ifdef CONFIG_SOC_OMAP2420 -static cycle_t notrace omap2420_32k_read(struct clocksource *cs) -{ - return omap_readl(OMAP2420_32KSYNCT_BASE + 0x10) - offset_32k; -} -#else -#define omap2420_32k_read NULL -#endif - -#ifdef CONFIG_SOC_OMAP2430 -static cycle_t notrace omap2430_32k_read(struct clocksource *cs) -{ - return omap_readl(OMAP2430_32KSYNCT_BASE + 0x10) - offset_32k; -} -#else -#define omap2430_32k_read NULL -#endif - -#ifdef CONFIG_ARCH_OMAP3 -static cycle_t notrace omap34xx_32k_read(struct clocksource *cs) -{ - return omap_readl(OMAP3430_32KSYNCT_BASE + 0x10) - offset_32k; -} -#else -#define omap34xx_32k_read NULL -#endif - -#ifdef CONFIG_ARCH_OMAP4 -static cycle_t notrace omap44xx_32k_read(struct clocksource *cs) -{ - return omap_readl(OMAP4430_32KSYNCT_BASE + 0x10) - offset_32k; -} -#else -#define omap44xx_32k_read NULL -#endif - -/* - * Kernel assumes that sched_clock can be called early but may not have - * things ready yet. - */ -static cycle_t notrace omap_32k_read_dummy(struct clocksource *cs) -{ - return 0; -} - -static struct clocksource clocksource_32k = { - .name = "32k_counter", - .rating = 250, - .read = omap_32k_read_dummy, - .mask = CLOCKSOURCE_MASK(32), - .flags = CLOCK_SOURCE_IS_CONTINUOUS, -}; - /* * Returns current time from boot in nsecs. It's OK for this to wrap * around for now, as it's just a relative time stamp. @@ -122,7 +52,7 @@ static DEFINE_CLOCK_DATA(cd); static inline unsigned long long notrace _omap_32k_sched_clock(void) { - u32 cyc = clocksource_32k.read(&clocksource_32k); + u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0; return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); } @@ -140,7 +70,7 @@ unsigned long long notrace omap_32k_sched_clock(void) static void notrace omap_update_sched_clock(void) { - u32 cyc = clocksource_32k.read(&clocksource_32k); + u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0; update_sched_clock(&cd, cyc, (u32)~0); } @@ -153,6 +83,7 @@ static void notrace omap_update_sched_clock(void) */ static struct timespec persistent_ts; static cycles_t cycles, last_cycles; +static unsigned int persistent_mult, persistent_shift; void read_persistent_clock(struct timespec *ts) { unsigned long long nsecs; @@ -160,11 +91,10 @@ void read_persistent_clock(struct timespec *ts) struct timespec *tsp = &persistent_ts; last_cycles = cycles; - cycles = clocksource_32k.read(&clocksource_32k); + cycles = timer_32k_base ? __raw_readl(timer_32k_base) : 0; delta = cycles - last_cycles; - nsecs = clocksource_cyc2ns(delta, - clocksource_32k.mult, clocksource_32k.shift); + nsecs = clocksource_cyc2ns(delta, persistent_mult, persistent_shift); timespec_add_ns(tsp, nsecs); *ts = *tsp; @@ -176,29 +106,46 @@ int __init omap_init_clocksource_32k(void) "%s: can't register clocksource!\n"; if (cpu_is_omap16xx() || cpu_class_is_omap2()) { + u32 pbase; + unsigned long size = SZ_4K; + void __iomem *base; struct clk *sync_32k_ick; - if (cpu_is_omap16xx()) - clocksource_32k.read = omap16xx_32k_read; - else if (cpu_is_omap2420()) - clocksource_32k.read = omap2420_32k_read; + if (cpu_is_omap16xx()) { + pbase = OMAP16XX_TIMER_32K_SYNCHRONIZED; + size = SZ_1K; + } else if (cpu_is_omap2420()) + pbase = OMAP2420_32KSYNCT_BASE + 0x10; else if (cpu_is_omap2430()) - clocksource_32k.read = omap2430_32k_read; + pbase = OMAP2430_32KSYNCT_BASE + 0x10; else if (cpu_is_omap34xx()) - clocksource_32k.read = omap34xx_32k_read; + pbase = OMAP3430_32KSYNCT_BASE + 0x10; else if (cpu_is_omap44xx()) - clocksource_32k.read = omap44xx_32k_read; + pbase = OMAP4430_32KSYNCT_BASE + 0x10; else return -ENODEV; + /* For this to work we must have a static mapping in io.c for this area */ + base = ioremap(pbase, size); + if (!base) + return -ENODEV; + sync_32k_ick = clk_get(NULL, "omap_32ksync_ick"); if (!IS_ERR(sync_32k_ick)) clk_enable(sync_32k_ick); - offset_32k = clocksource_32k.read(&clocksource_32k); + timer_32k_base = base; + + /* + * 120000 rough estimate from the calculations in + * __clocksource_updatefreq_scale. + */ + clocks_calc_mult_shift(&persistent_mult, &persistent_shift, + 32768, NSEC_PER_SEC, 120000); - if (clocksource_register_hz(&clocksource_32k, 32768)) - printk(err, clocksource_32k.name); + if (clocksource_mmio_init(base, "32k_counter", 32768, 250, 32, + clocksource_mmio_readl_up)) + printk(err, "32k_counter"); init_fixed_sched_clock(&cd, omap_update_sched_clock, 32, 32768, SC_MULT, SC_SHIFT); diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index 8dfb8186b2c2..75a847dd776a 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -209,8 +209,8 @@ static void omap_dm_timer_reset(struct omap_dm_timer *timer) } omap_dm_timer_set_source(timer, OMAP_TIMER_SRC_32_KHZ); - /* Enable autoidle on OMAP2 / OMAP3 */ - if (cpu_is_omap24xx() || cpu_is_omap34xx()) + /* Enable autoidle on OMAP2+ */ + if (cpu_class_is_omap2()) autoidle = 1; /* diff --git a/arch/arm/plat-omap/include/plat/clkdev.h b/arch/arm/plat-omap/include/plat/clkdev.h deleted file mode 100644 index 730c49d1ebd8..000000000000 --- a/arch/arm/plat-omap/include/plat/clkdev.h +++ /dev/null @@ -1,13 +0,0 @@ -#ifndef __MACH_CLKDEV_H -#define __MACH_CLKDEV_H - -static inline int __clk_get(struct clk *clk) -{ - return 1; -} - -static inline void __clk_put(struct clk *clk) -{ -} - -#endif diff --git a/arch/arm/plat-omap/include/plat/clkdev_omap.h b/arch/arm/plat-omap/include/plat/clkdev_omap.h index f1899a3e4174..387a9638991b 100644 --- a/arch/arm/plat-omap/include/plat/clkdev_omap.h +++ b/arch/arm/plat-omap/include/plat/clkdev_omap.h @@ -39,6 +39,7 @@ struct omap_clk { #define CK_36XX (1 << 10) /* 36xx/37xx-specific clocks */ #define CK_443X (1 << 11) #define CK_TI816X (1 << 12) +#define CK_446X (1 << 13) #define CK_34XX (CK_3430ES1 | CK_3430ES2PLUS) diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h index f57e0649ab30..df4b9683f17f 100644 --- a/arch/arm/plat-omap/include/plat/clock.h +++ b/arch/arm/plat-omap/include/plat/clock.h @@ -58,10 +58,12 @@ struct clkops { #define RATE_IN_36XX (1 << 4) #define RATE_IN_4430 (1 << 5) #define RATE_IN_TI816X (1 << 6) +#define RATE_IN_4460 (1 << 7) #define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) #define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) #define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX) +#define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460) /* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */ #define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX) diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index 8198bb6cdb5e..67b3d75884cd 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -88,6 +88,7 @@ unsigned int omap_rev(void); * cpu_is_omap243x(): True for OMAP2430 * cpu_is_omap343x(): True for OMAP3430 * cpu_is_omap443x(): True for OMAP4430 + * cpu_is_omap446x(): True for OMAP4460 */ #define GET_OMAP_CLASS (omap_rev() & 0xff) @@ -123,6 +124,7 @@ IS_OMAP_SUBCLASS(243x, 0x243) IS_OMAP_SUBCLASS(343x, 0x343) IS_OMAP_SUBCLASS(363x, 0x363) IS_OMAP_SUBCLASS(443x, 0x443) +IS_OMAP_SUBCLASS(446x, 0x446) IS_TI_SUBCLASS(816x, 0x816) @@ -137,6 +139,7 @@ IS_TI_SUBCLASS(816x, 0x816) #define cpu_is_ti816x() 0 #define cpu_is_omap44xx() 0 #define cpu_is_omap443x() 0 +#define cpu_is_omap446x() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) @@ -361,8 +364,10 @@ IS_OMAP_TYPE(3517, 0x3517) # if defined(CONFIG_ARCH_OMAP4) # undef cpu_is_omap44xx # undef cpu_is_omap443x +# undef cpu_is_omap446x # define cpu_is_omap44xx() is_omap44xx() # define cpu_is_omap443x() is_omap443x() +# define cpu_is_omap446x() is_omap446x() # endif /* Macros to detect if we have OMAP1 or OMAP2 */ @@ -410,6 +415,9 @@ IS_OMAP_TYPE(3517, 0x3517) #define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8)) #define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8)) +#define OMAP446X_CLASS 0x44600044 +#define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) + /* * omap_chip bits * @@ -439,13 +447,15 @@ IS_OMAP_TYPE(3517, 0x3517) #define CHIP_IS_OMAP4430ES2_1 (1 << 12) #define CHIP_IS_OMAP4430ES2_2 (1 << 13) #define CHIP_IS_TI816X (1 << 14) +#define CHIP_IS_OMAP4460ES1_0 (1 << 15) #define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430) #define CHIP_IS_OMAP4430 (CHIP_IS_OMAP4430ES1 | \ CHIP_IS_OMAP4430ES2 | \ CHIP_IS_OMAP4430ES2_1 | \ - CHIP_IS_OMAP4430ES2_2) + CHIP_IS_OMAP4430ES2_2 | \ + CHIP_IS_OMAP4460ES1_0) /* * "GE" here represents "greater than or equal to" in terms of ES @@ -468,7 +478,7 @@ void omap2_check_revision(void); /* * Runtime detection of OMAP3 features */ -extern u32 omap3_features; +extern u32 omap_features; #define OMAP3_HAS_L2CACHE BIT(0) #define OMAP3_HAS_IVA BIT(1) @@ -478,11 +488,15 @@ extern u32 omap3_features; #define OMAP3_HAS_192MHZ_CLK BIT(5) #define OMAP3_HAS_IO_WAKEUP BIT(6) #define OMAP3_HAS_SDRC BIT(7) +#define OMAP4_HAS_MPU_1GHZ BIT(8) +#define OMAP4_HAS_MPU_1_2GHZ BIT(9) +#define OMAP4_HAS_MPU_1_5GHZ BIT(10) + #define OMAP3_HAS_FEATURE(feat,flag) \ static inline unsigned int omap3_has_ ##feat(void) \ { \ - return (omap3_features & OMAP3_HAS_ ##flag); \ + return omap_features & OMAP3_HAS_ ##flag; \ } \ OMAP3_HAS_FEATURE(l2cache, L2CACHE) @@ -494,4 +508,19 @@ OMAP3_HAS_FEATURE(192mhz_clk, 192MHZ_CLK) OMAP3_HAS_FEATURE(io_wakeup, IO_WAKEUP) OMAP3_HAS_FEATURE(sdrc, SDRC) +/* + * Runtime detection of OMAP4 features + */ +extern u32 omap_features; + +#define OMAP4_HAS_FEATURE(feat, flag) \ +static inline unsigned int omap4_has_ ##feat(void) \ +{ \ + return omap_features & OMAP4_HAS_ ##flag; \ +} \ + +OMAP4_HAS_FEATURE(mpu_1ghz, MPU_1GHZ) +OMAP4_HAS_FEATURE(mpu_1_2ghz, MPU_1_2GHZ) +OMAP4_HAS_FEATURE(mpu_1_5ghz, MPU_1_5GHZ) + #endif diff --git a/arch/arm/plat-omap/include/plat/gpio.h b/arch/arm/plat-omap/include/plat/gpio.h index ec97e00cb581..91e8de3db085 100644 --- a/arch/arm/plat-omap/include/plat/gpio.h +++ b/arch/arm/plat-omap/include/plat/gpio.h @@ -174,12 +174,32 @@ struct omap_gpio_dev_attr { bool dbck_flag; /* dbck required or not - True for OMAP3&4 */ }; +struct omap_gpio_reg_offs { + u16 revision; + u16 direction; + u16 datain; + u16 dataout; + u16 set_dataout; + u16 clr_dataout; + u16 irqstatus; + u16 irqstatus2; + u16 irqenable; + u16 set_irqenable; + u16 clr_irqenable; + u16 debounce; + u16 debounce_en; + + bool irqenable_inv; +}; + struct omap_gpio_platform_data { u16 virtual_irq_start; int bank_type; int bank_width; /* GPIO bank width */ int bank_stride; /* Only needed for omap1 MPUIO */ bool dbck_flag; /* dbck required or not - True for OMAP3&4 */ + + struct omap_gpio_reg_offs *regs; }; /* TODO: Analyze removing gpio_bank_count usage from driver code */ diff --git a/arch/arm/plat-omap/include/plat/omap4-keypad.h b/arch/arm/plat-omap/include/plat/omap4-keypad.h index 2b1d9bc1eebb..9fe6c8783236 100644 --- a/arch/arm/plat-omap/include/plat/omap4-keypad.h +++ b/arch/arm/plat-omap/include/plat/omap4-keypad.h @@ -10,5 +10,6 @@ struct omap4_keypad_platform_data { u8 cols; }; -extern int omap4_keyboard_init(struct omap4_keypad_platform_data *); +extern int omap4_keyboard_init(struct omap4_keypad_platform_data *, + struct omap_board_data *); #endif diff --git a/arch/arm/plat-omap/include/plat/omap_device.h b/arch/arm/plat-omap/include/plat/omap_device.h index e4c349ff9fd8..ee405b36df4b 100644 --- a/arch/arm/plat-omap/include/plat/omap_device.h +++ b/arch/arm/plat-omap/include/plat/omap_device.h @@ -44,6 +44,10 @@ extern struct device omap_device_parent; #define OMAP_DEVICE_STATE_IDLE 2 #define OMAP_DEVICE_STATE_SHUTDOWN 3 +/* omap_device.flags values */ +#define OMAP_DEVICE_SUSPENDED BIT(0) +#define OMAP_DEVICE_NO_IDLE_ON_SUSPEND BIT(1) + /** * struct omap_device - omap_device wrapper for platform_devices * @pdev: platform_device @@ -73,6 +77,7 @@ struct omap_device { s8 pm_lat_level; u8 hwmods_cnt; u8 _state; + u8 flags; }; /* Device driver interface (call via platform_data fn ptrs) */ @@ -117,6 +122,10 @@ int omap_device_enable_hwmods(struct omap_device *od); int omap_device_disable_clocks(struct omap_device *od); int omap_device_enable_clocks(struct omap_device *od); +static inline void omap_device_disable_idle_on_suspend(struct omap_device *od) +{ + od->flags |= OMAP_DEVICE_NO_IDLE_ON_SUSPEND; +} /* * Entries should be kept in latency order ascending diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h index ac4b60d9aa29..a067484cc4a2 100644 --- a/arch/arm/plat-omap/include/plat/uncompress.h +++ b/arch/arm/plat-omap/include/plat/uncompress.h @@ -148,6 +148,7 @@ static inline void __arch_decomp_setup(unsigned long arch_id) /* omap3 based boards using UART3 */ DEBUG_LL_OMAP3(3, cm_t35); DEBUG_LL_OMAP3(3, cm_t3517); + DEBUG_LL_OMAP3(3, cm_t3730); DEBUG_LL_OMAP3(3, craneboard); DEBUG_LL_OMAP3(3, devkit8000); DEBUG_LL_OMAP3(3, igep0020); diff --git a/arch/arm/plat-omap/iovmm.c b/arch/arm/plat-omap/iovmm.c index 83a37c54342f..c60737c49a32 100644 --- a/arch/arm/plat-omap/iovmm.c +++ b/arch/arm/plat-omap/iovmm.c @@ -72,7 +72,7 @@ static size_t sgtable_len(const struct sg_table *sgt) for_each_sg(sgt->sgl, sg, sgt->nents, i) { size_t bytes; - bytes = sg_dma_len(sg); + bytes = sg->length; if (!iopgsz_ok(bytes)) { pr_err("%s: sg[%d] not iommu pagesize(%x)\n", @@ -198,7 +198,7 @@ static void *vmap_sg(const struct sg_table *sgt) int err; pa = sg_phys(sg); - bytes = sg_dma_len(sg); + bytes = sg->length; BUG_ON(bytes != PAGE_SIZE); @@ -476,7 +476,7 @@ static int map_iovm_area(struct iommu *obj, struct iovm_struct *new, struct iotlb_entry e; pa = sg_phys(sg); - bytes = sg_dma_len(sg); + bytes = sg->length; flags &= ~IOVMF_PGSZ_MASK; pgsz = bytes_to_iopgsz(bytes); diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index 3c1fbdc92468..6c62af108710 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -966,6 +966,33 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx) } EXPORT_SYMBOL(omap_mcbsp_stop); +/* + * The following functions are only required on an OMAP1-only build. + * mach-omap2/mcbsp.c contains the real functions + */ +#ifndef CONFIG_ARCH_OMAP2PLUS +int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id) +{ + WARN(1, "%s: should never be called on an OMAP1-only kernel\n", + __func__); + return -EINVAL; +} + +void omap2_mcbsp1_mux_clkr_src(u8 mux) +{ + WARN(1, "%s: should never be called on an OMAP1-only kernel\n", + __func__); + return; +} + +void omap2_mcbsp1_mux_fsr_src(u8 mux) +{ + WARN(1, "%s: should never be called on an OMAP1-only kernel\n", + __func__); + return; +} +#endif + #ifdef CONFIG_ARCH_OMAP3 #define max_thres(m) (mcbsp->pdata->buffer_size) #define valid_threshold(m, val) ((val) <= max_thres(m)) diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c index be45147651cb..b6b409744954 100644 --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/plat-omap/omap_device.c @@ -547,6 +547,7 @@ int omap_early_device_register(struct omap_device *od) return 0; } +#ifdef CONFIG_PM_RUNTIME static int _od_runtime_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); @@ -573,13 +574,55 @@ static int _od_runtime_resume(struct device *dev) return pm_generic_runtime_resume(dev); } +#endif -static struct dev_power_domain omap_device_power_domain = { +#ifdef CONFIG_SUSPEND +static int _od_suspend_noirq(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct omap_device *od = to_omap_device(pdev); + int ret; + + if (od->flags & OMAP_DEVICE_NO_IDLE_ON_SUSPEND) + return pm_generic_suspend_noirq(dev); + + ret = pm_generic_suspend_noirq(dev); + + if (!ret && !pm_runtime_status_suspended(dev)) { + if (pm_generic_runtime_suspend(dev) == 0) { + omap_device_idle(pdev); + od->flags |= OMAP_DEVICE_SUSPENDED; + } + } + + return ret; +} + +static int _od_resume_noirq(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct omap_device *od = to_omap_device(pdev); + + if (od->flags & OMAP_DEVICE_NO_IDLE_ON_SUSPEND) + return pm_generic_resume_noirq(dev); + + if ((od->flags & OMAP_DEVICE_SUSPENDED) && + !pm_runtime_status_suspended(dev)) { + od->flags &= ~OMAP_DEVICE_SUSPENDED; + omap_device_enable(pdev); + pm_generic_runtime_resume(dev); + } + + return pm_generic_resume_noirq(dev); +} +#endif + +static struct dev_pm_domain omap_device_pm_domain = { .ops = { - .runtime_suspend = _od_runtime_suspend, - .runtime_idle = _od_runtime_idle, - .runtime_resume = _od_runtime_resume, + SET_RUNTIME_PM_OPS(_od_runtime_suspend, _od_runtime_resume, + _od_runtime_idle) USE_PLATFORM_PM_SLEEP_OPS + SET_SYSTEM_SLEEP_PM_OPS(_od_suspend_noirq, _od_resume_noirq) } }; @@ -596,7 +639,7 @@ int omap_device_register(struct omap_device *od) pr_debug("omap_device: %s: registering\n", od->pdev.name); od->pdev.dev.parent = &omap_device_parent; - od->pdev.dev.pwr_domain = &omap_device_power_domain; + od->pdev.dev.pm_domain = &omap_device_pm_domain; return platform_device_register(&od->pdev); } diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 6af3d0b1f8d0..363c91e44efb 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -394,20 +394,15 @@ void omap3_sram_restore_context(void) } #endif /* CONFIG_PM */ -static int __init omap34xx_sram_init(void) -{ - _omap3_sram_configure_core_dpll = - omap_sram_push(omap3_sram_configure_core_dpll, - omap3_sram_configure_core_dpll_sz); - omap_push_sram_idle(); - return 0; -} -#else +#endif /* CONFIG_ARCH_OMAP3 */ + static inline int omap34xx_sram_init(void) { +#if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM) + omap3_sram_restore_context(); +#endif return 0; } -#endif int __init omap_sram_init(void) { |