Merge branch 'for_3.1/pm-misc' of...

Merge branch 'for_3.1/pm-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into devel-cleanup

Conflicts:
	arch/arm/mach-omap2/pm-debug.c
	arch/arm/mach-omap2/pm.h

arch/arm/mach-omap1/Makefile

@@ -4,14 +4,14 @@
 
 # Common support
 obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o
-obj-y += clock.o clock_data.o opp_data.o reset.o
+obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o
 
 obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
 
 obj-$(CONFIG_OMAP_32K_TIMER)	+= timer32k.o
 
 # Power Management
-obj-$(CONFIG_PM) += pm.o sleep.o pm_bus.o
+obj-$(CONFIG_PM) += pm.o sleep.o
 
 # DSP
 obj-$(CONFIG_OMAP_MBOX_FWK)	+= mailbox_mach.o

arch/arm/mach-omap1/pm_bus.c

@@ -56,9 +56,13 @@ static struct dev_power_domain default_power_domain = {
 		USE_PLATFORM_PM_SLEEP_OPS
 	},
 };
+#define OMAP1_PWR_DOMAIN (&default_power_domain)
+#else
+#define OMAP1_PWR_DOMAIN NULL
+#endif /* CONFIG_PM_RUNTIME */
 
 static struct pm_clk_notifier_block platform_bus_notifier = {
-	.pwr_domain = &default_power_domain,
+	.pwr_domain = OMAP1_PWR_DOMAIN,
 	.con_ids = { "ick", "fck", NULL, },
 };
 
@@ -72,4 +76,4 @@ static int __init omap1_pm_runtime_init(void)
 	return 0;
 }
 core_initcall(omap1_pm_runtime_init);
-#endif /* CONFIG_PM_RUNTIME */
+

arch/arm/mach-omap2/board-omap3pandora.c

@@ -84,7 +84,8 @@ static struct mtd_partition omap3pandora_nand_partitions[] = {
 
 static struct omap_nand_platform_data pandora_nand_data = {
 	.cs		= 0,
-	.devsize	= 1,	/* '0' for 8-bit, '1' for 16-bit device */
+	.devsize	= NAND_BUSWIDTH_16,
+	.xfer_type	= NAND_OMAP_PREFETCH_DMA,
 	.parts		= omap3pandora_nand_partitions,
 	.nr_parts	= ARRAY_SIZE(omap3pandora_nand_partitions),
 };

arch/arm/mach-omap2/pm.h

@@ -61,25 +61,15 @@ extern int omap3_pm_get_suspend_state(struct powerdomain *pwrdm);
 extern int omap3_pm_set_suspend_state(struct powerdomain *pwrdm, int state);
 
 #ifdef CONFIG_PM_DEBUG
-extern void omap2_pm_dump(int mode, int resume, unsigned int us);
-extern int omap2_pm_debug;
 extern u32 enable_off_mode;
-extern u32 sleep_while_idle;
 #else
-#define omap2_pm_dump(mode, resume, us)		do {} while (0);
-#define omap2_pm_debug				0
 #define enable_off_mode 0
-#define sleep_while_idle 0
 #endif
 
 #if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS)
 extern void pm_dbg_update_time(struct powerdomain *pwrdm, int prev);
-extern int pm_dbg_regset_save(int reg_set);
-extern int pm_dbg_regset_init(int reg_set);
 #else
 #define pm_dbg_update_time(pwrdm, prev) do {} while (0);
-#define pm_dbg_regset_save(reg_set) do {} while (0);
-#define pm_dbg_regset_init(reg_set) do {} while (0);
 #endif /* CONFIG_PM_DEBUG */
 
 extern void omap24xx_idle_loop_suspend(void);

arch/arm/mach-omap2/pm24xx.c

@@ -53,6 +53,8 @@
 #include "powerdomain.h"
 #include "clockdomain.h"
 
+static int omap2_pm_debug;
+
 #ifdef CONFIG_SUSPEND
 static suspend_state_t suspend_state = PM_SUSPEND_ON;
 static inline bool is_suspending(void)
@@ -123,7 +125,6 @@ static void omap2_enter_full_retention(void)
 	omap2_gpio_prepare_for_idle(0);
 
 	if (omap2_pm_debug) {
-		omap2_pm_dump(0, 0, 0);
 		getnstimeofday(&ts_preidle);
 	}
 
@@ -160,7 +161,6 @@ static void omap2_enter_full_retention(void)
 		getnstimeofday(&ts_postidle);
 		ts_idle = timespec_sub(ts_postidle, ts_preidle);
 		tmp = timespec_to_ns(&ts_idle) * NSEC_PER_USEC;
-		omap2_pm_dump(0, 1, tmp);
 	}
 	omap2_gpio_resume_after_idle();
 
@@ -247,7 +247,6 @@ static void omap2_enter_mpu_retention(void)
 	}
 
 	if (omap2_pm_debug) {
-		omap2_pm_dump(only_idle ? 2 : 1, 0, 0);
 		getnstimeofday(&ts_preidle);
 	}
 
@@ -259,7 +258,6 @@ static void omap2_enter_mpu_retention(void)
 		getnstimeofday(&ts_postidle);
 		ts_idle = timespec_sub(ts_postidle, ts_preidle);
 		tmp = timespec_to_ns(&ts_idle) * NSEC_PER_USEC;
-		omap2_pm_dump(only_idle ? 2 : 1, 1, tmp);
 	}
 }
 

arch/arm/mach-omap2/pm34xx.c

@@ -497,8 +497,6 @@ void omap_sram_idle(void)
 
 int omap3_can_sleep(void)
 {
-	if (!sleep_while_idle)
-		return 0;
 	if (!omap_uart_can_sleep())
 		return 0;
 	return 1;

arch/arm/mach-omap2/smartreflex.c

@@ -143,7 +143,7 @@ static irqreturn_t sr_interrupt(int irq, void *data)
 		sr_write_reg(sr_info, IRQSTATUS, status);
 	}
 
-	if (sr_class->class_type == SR_CLASS2 && sr_class->notify)
+	if (sr_class->notify)
 		sr_class->notify(sr_info->voltdm, status);
 
 	return IRQ_HANDLED;
@@ -258,9 +258,7 @@ static int sr_late_init(struct omap_sr *sr_info)
 	struct resource *mem;
 	int ret = 0;
 
-	if (sr_class->class_type == SR_CLASS2 &&
-		sr_class->notify_flags && sr_info->irq) {
-
+	if (sr_class->notify && sr_class->notify_flags && sr_info->irq) {
 		name = kasprintf(GFP_KERNEL, "sr_%s", sr_info->voltdm->name);
 		if (name == NULL) {
 			ret = -ENOMEM;
@@ -270,6 +268,7 @@ static int sr_late_init(struct omap_sr *sr_info)
 				0, name, (void *)sr_info);
 		if (ret)
 			goto error;
+		disable_irq(sr_info->irq);
 	}
 
 	if (pdata && pdata->enable_on_init)
@@ -278,16 +277,16 @@ static int sr_late_init(struct omap_sr *sr_info)
 	return ret;
 
 error:
-		iounmap(sr_info->base);
-		mem = platform_get_resource(sr_info->pdev, IORESOURCE_MEM, 0);
-		release_mem_region(mem->start, resource_size(mem));
-		list_del(&sr_info->node);
-		dev_err(&sr_info->pdev->dev, "%s: ERROR in registering"
-			"interrupt handler. Smartreflex will"
-			"not function as desired\n", __func__);
-		kfree(name);
-		kfree(sr_info);
-		return ret;
+	iounmap(sr_info->base);
+	mem = platform_get_resource(sr_info->pdev, IORESOURCE_MEM, 0);
+	release_mem_region(mem->start, resource_size(mem));
+	list_del(&sr_info->node);
+	dev_err(&sr_info->pdev->dev, "%s: ERROR in registering"
+		"interrupt handler. Smartreflex will"
+		"not function as desired\n", __func__);
+	kfree(name);
+	kfree(sr_info);
+	return ret;
 }
 
 static void sr_v1_disable(struct omap_sr *sr)
@@ -808,10 +807,13 @@ static int omap_sr_autocomp_store(void *data, u64 val)
 		return -EINVAL;
 	}
 
-	if (!val)
-		sr_stop_vddautocomp(sr_info);
-	else
-		sr_start_vddautocomp(sr_info);
+	/* control enable/disable only if there is a delta in value */
+	if (sr_info->autocomp_active != val) {
+		if (!val)
+			sr_stop_vddautocomp(sr_info);
+		else
+			sr_start_vddautocomp(sr_info);
+	}
 
 	return 0;
 }

arch/arm/plat-omap/omap_device.c

@@ -84,6 +84,7 @@
 #include <linux/io.h>
 #include <linux/clk.h>
 #include <linux/clkdev.h>
+#include <linux/pm_runtime.h>
 
 #include <plat/omap_device.h>
 #include <plat/omap_hwmod.h>
@@ -539,20 +540,34 @@ int omap_early_device_register(struct omap_device *od)
 static int _od_runtime_suspend(struct device *dev)
 {
 	struct platform_device *pdev = to_platform_device(dev);
+	int ret;
+
+	ret = pm_generic_runtime_suspend(dev);
+
+	if (!ret)
+		omap_device_idle(pdev);
+
+	return ret;
+}
 
-	return omap_device_idle(pdev);
+static int _od_runtime_idle(struct device *dev)
+{
+	return pm_generic_runtime_idle(dev);
 }
 
 static int _od_runtime_resume(struct device *dev)
 {
 	struct platform_device *pdev = to_platform_device(dev);
 
-	return omap_device_enable(pdev);
+	omap_device_enable(pdev);
+
+	return pm_generic_runtime_resume(dev);
 }
 
 static struct dev_power_domain omap_device_power_domain = {
 	.ops = {
 		.runtime_suspend = _od_runtime_suspend,
+		.runtime_idle = _od_runtime_idle,
 		.runtime_resume = _od_runtime_resume,
 		USE_PLATFORM_PM_SLEEP_OPS
 	}