Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

7 files changed, 43 insertions, 68 deletions

diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index cd5f993612f..49a4c75243f 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -12,12 +12,14 @@ choice
 config ARCH_OMAP1
 	bool "TI OMAP1"
 	select CLKDEV_LOOKUP
+	select CLKSRC_MMIO
 	help
 	  "Systems based on omap7xx, omap15xx or omap16xx"
 
 config ARCH_OMAP2PLUS
 	bool "TI OMAP2/3/4"
 	select CLKDEV_LOOKUP
+	select GENERIC_IRQ_CHIP
 	select OMAP_DM_TIMER
 	help
 	  "Systems based on OMAP2, OMAP3 or OMAP4"
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index d2adcdda23c..efb86939019 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -17,7 +17,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/interrupt.h>
-#include <linux/sysdev.h>
+#include <linux/syscore_ops.h>
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/io.h>
@@ -1137,8 +1137,9 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
 	struct gpio_bank *bank;
 	u32 retrigger = 0;
 	int unmasked = 0;
+	struct irq_chip *chip = irq_desc_get_chip(desc);
 
-	desc->irq_data.chip->irq_ack(&desc->irq_data);
+	chained_irq_enter(chip, desc);
 
 	bank = irq_get_handler_data(irq);
 #ifdef CONFIG_ARCH_OMAP1
@@ -1195,7 +1196,7 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
 		configured, we could unmask GPIO bank interrupt immediately */
 		if (!level_mask && !unmasked) {
 			unmasked = 1;
-			desc->irq_data.chip->irq_unmask(&desc->irq_data);
+			chained_irq_exit(chip, desc);
 		}
 
 		isr |= retrigger;
@@ -1231,7 +1232,7 @@ static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
 	interrupt */
 exit:
 	if (!unmasked)
-		desc->irq_data.chip->irq_unmask(&desc->irq_data);
+		chained_irq_exit(chip, desc);
 }
 
 static void gpio_irq_shutdown(struct irq_data *d)
@@ -1372,9 +1373,7 @@ static const struct dev_pm_ops omap_mpuio_dev_pm_ops = {
 	.resume_noirq = omap_mpuio_resume_noirq,
 };
 
-/* use platform_driver for this, now that there's no longer any
- * point to sys_device (other than not disturbing old code).
- */
+/* use platform_driver for this. */
 static struct platform_driver omap_mpuio_driver = {
 	.driver		= {
 		.name	= "mpuio",
@@ -1745,7 +1744,7 @@ static int __devinit omap_gpio_probe(struct platform_device *pdev)
 }
 
 #if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2PLUS)
-static int omap_gpio_suspend(struct sys_device *dev, pm_message_t mesg)
+static int omap_gpio_suspend(void)
 {
 	int i;
 
@@ -1795,12 +1794,12 @@ static int omap_gpio_suspend(struct sys_device *dev, pm_message_t mesg)
 	return 0;
 }
 
-static int omap_gpio_resume(struct sys_device *dev)
+static void omap_gpio_resume(void)
 {
 	int i;
 
 	if (!cpu_class_is_omap2() && !cpu_is_omap16xx())
-		return 0;
+		return;
 
 	for (i = 0; i < gpio_bank_count; i++) {
 		struct gpio_bank *bank = &gpio_bank[i];
@@ -1836,21 +1835,13 @@ static int omap_gpio_resume(struct sys_device *dev)
 		__raw_writel(bank->saved_wakeup, wake_set);
 		spin_unlock_irqrestore(&bank->lock, flags);
 	}
-
-	return 0;
 }
 
-static struct sysdev_class omap_gpio_sysclass = {
-	.name		= "gpio",
+static struct syscore_ops omap_gpio_syscore_ops = {
 	.suspend	= omap_gpio_suspend,
 	.resume		= omap_gpio_resume,
 };
 
-static struct sys_device omap_gpio_device = {
-	.id		= 0,
-	.cls		= &omap_gpio_sysclass,
-};
-
 #endif
 
 #ifdef CONFIG_ARCH_OMAP2PLUS
@@ -2108,21 +2099,14 @@ postcore_initcall(omap_gpio_drv_reg);
 
 static int __init omap_gpio_sysinit(void)
 {
-	int ret = 0;
-
 	mpuio_init();
 
 #if defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP2PLUS)
-	if (cpu_is_omap16xx() || cpu_class_is_omap2()) {
-		if (ret == 0) {
-			ret = sysdev_class_register(&omap_gpio_sysclass);
-			if (ret == 0)
-				ret = sysdev_register(&omap_gpio_device);
-		}
-	}
+	if (cpu_is_omap16xx() || cpu_class_is_omap2())
+		register_syscore_ops(&omap_gpio_syscore_ops);
 #endif
 
-	return ret;
+	return 0;
 }
 
 arch_initcall(omap_gpio_sysinit);
diff --git a/arch/arm/plat-omap/include/plat/flash.h b/arch/arm/plat-omap/include/plat/flash.h
index 3e6327016b4..3083195123e 100644
--- a/arch/arm/plat-omap/include/plat/flash.h
+++ b/arch/arm/plat-omap/include/plat/flash.h
@@ -11,6 +11,6 @@
 
 #include <linux/mtd/map.h>
 
-extern void omap1_set_vpp(struct map_info *map, int enable);
+extern void omap1_set_vpp(struct platform_device *pdev, int enable);
 
 #endif
diff --git a/arch/arm/plat-omap/include/plat/smp.h b/arch/arm/plat-omap/include/plat/smp.h
deleted file mode 100644
index 7a10257909e..00000000000
--- a/arch/arm/plat-omap/include/plat/smp.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * OMAP4 machine specific smp.h
- *
- * Copyright (C) 2009 Texas Instruments, Inc.
- *
- * Author:
- *	Santosh Shilimkar <santosh.shilimkar@ti.com>
- *
- * Interface functions needed for the SMP. This file is based on arm
- * realview smp platform.
- * Copyright (c) 2003 ARM Limited.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#ifndef OMAP_ARCH_SMP_H
-#define OMAP_ARCH_SMP_H
-
-#include <asm/hardware/gic.h>
-
-/* Needed for secondary core boot */
-extern void omap_secondary_startup(void);
-extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
-extern void omap_auxcoreboot_addr(u32 cpu_addr);
-extern u32 omap_read_auxcoreboot0(void);
-
-/*
- * We use Soft IRQ1 as the IPI
- */
-static inline void smp_cross_call(const struct cpumask *mask, int ipi)
-{
-	gic_raise_softirq(mask, ipi);
-}
-
-#endif
diff --git a/arch/arm/plat-omap/include/plat/uncompress.h b/arch/arm/plat-omap/include/plat/uncompress.h
index 30b891c4a93..565d2664f5a 100644
--- a/arch/arm/plat-omap/include/plat/uncompress.h
+++ b/arch/arm/plat-omap/include/plat/uncompress.h
@@ -27,8 +27,8 @@
 
 #define MDR1_MODE_MASK			0x07
 
-static volatile u8 *uart_base;
-static int uart_shift;
+volatile u8 *uart_base;
+int uart_shift;
 
 /*
  * Store the DEBUG_LL uart number into memory.
diff --git a/arch/arm/plat-omap/iommu.c b/arch/arm/plat-omap/iommu.c
index 8a51fd58f65..34fc31ee908 100644
--- a/arch/arm/plat-omap/iommu.c
+++ b/arch/arm/plat-omap/iommu.c
@@ -793,6 +793,8 @@ static irqreturn_t iommu_fault_handler(int irq, void *data)
 	clk_enable(obj->clk);
 	errs = iommu_report_fault(obj, &da);
 	clk_disable(obj->clk);
+	if (errs == 0)
+		return IRQ_HANDLED;
 
 	/* Fault callback or TLB/PTE Dynamic loading */
 	if (obj->isr && !obj->isr(obj, da, errs, obj->isr_priv))
diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c
index 9bbda9acb73..a37b8eb65b7 100644
--- a/arch/arm/plat-omap/omap_device.c
+++ b/arch/arm/plat-omap/omap_device.c
@@ -536,6 +536,28 @@ int omap_early_device_register(struct omap_device *od)
 	return 0;
 }
 
+static int _od_runtime_suspend(struct device *dev)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+
+	return omap_device_idle(pdev);
+}
+
+static int _od_runtime_resume(struct device *dev)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+
+	return omap_device_enable(pdev);
+}
+
+static struct dev_power_domain omap_device_power_domain = {
+	.ops = {
+		.runtime_suspend = _od_runtime_suspend,
+		.runtime_resume = _od_runtime_resume,
+		USE_PLATFORM_PM_SLEEP_OPS
+	}
+};
+
 /**
  * omap_device_register - register an omap_device with one omap_hwmod
  * @od: struct omap_device * to register
@@ -549,6 +571,7 @@ 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;
 	return platform_device_register(&od->pdev);
 }