Merge rsync://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

Conflicts:

	include/linux/kernel.h

12 files changed, 116 insertions, 27 deletions

diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig
index 3b23f43cb160..57f23b465392 100644
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -35,7 +35,6 @@ config ARCH_ADI_COYOTE
 
 config ARCH_IXDP425
 	bool "IXDP425"
-	select PCI
 	help
 	  Say 'Y' here if you want your kernel to support Intel's 
 	  IXDP425 Development Platform (Also known as Richfield).  
@@ -43,7 +42,6 @@ config ARCH_IXDP425
 
 config MACH_IXDPG425
 	bool "IXDPG425"
-	select PCI
 	help
 	  Say 'Y' here if you want your kernel to support Intel's
 	  IXDPG425 Development Platform (Also known as Montajade).
@@ -51,7 +49,6 @@ config MACH_IXDPG425
 
 config MACH_IXDP465
 	bool "IXDP465"
-	select PCI
 	help
 	  Say 'Y' here if you want your kernel to support Intel's
 	  IXDP465 Development Platform (Also known as BMP).
diff --git a/arch/arm/mach-ixp4xx/Makefile b/arch/arm/mach-ixp4xx/Makefile
index 5a4aaa0e0a09..640315d8b96a 100644
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -2,13 +2,23 @@
 # Makefile for the linux kernel.
 #
 
+obj-pci-y	:=
+obj-pci-n	:=
+
+obj-pci-$(CONFIG_ARCH_IXDP4XX)		+= ixdp425-pci.o
+obj-pci-$(CONFIG_MACH_IXDPG425)		+= ixdpg425-pci.o
+obj-pci-$(CONFIG_ARCH_ADI_COYOTE)	+= coyote-pci.o
+obj-pci-$(CONFIG_MACH_GTWX5715)		+= gtwx5715-pci.o
+obj-pci-$(CONFIG_MACH_NSLU2)		+= nslu2-pci.o
+obj-pci-$(CONFIG_MACH_NAS100D)		+= nas100d-pci.o
+
 obj-y	+= common.o
 
-obj-$(CONFIG_PCI)		+= common-pci.o
-obj-$(CONFIG_ARCH_IXDP4XX)	+= ixdp425-pci.o ixdp425-setup.o
-obj-$(CONFIG_MACH_IXDPG425)	+= ixdpg425-pci.o coyote-setup.o
-obj-$(CONFIG_ARCH_ADI_COYOTE)	+= coyote-pci.o coyote-setup.o
-obj-$(CONFIG_MACH_GTWX5715)	+= gtwx5715-pci.o gtwx5715-setup.o
-obj-$(CONFIG_MACH_NSLU2)	+= nslu2-pci.o nslu2-setup.o nslu2-power.o
-obj-$(CONFIG_MACH_NAS100D)	+= nas100d-pci.o nas100d-setup.o nas100d-power.o
+obj-$(CONFIG_ARCH_IXDP4XX)	+= ixdp425-setup.o
+obj-$(CONFIG_MACH_IXDPG425)	+= coyote-setup.o
+obj-$(CONFIG_ARCH_ADI_COYOTE)	+= coyote-setup.o
+obj-$(CONFIG_MACH_GTWX5715)	+= gtwx5715-setup.o
+obj-$(CONFIG_MACH_NSLU2)	+= nslu2-setup.o nslu2-power.o
+obj-$(CONFIG_MACH_NAS100D)	+= nas100d-setup.o nas100d-power.o
 
+obj-$(CONFIG_PCI)		+= $(obj-pci-$(CONFIG_PCI)) common-pci.o
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 00b761ff0f9c..7c25dbd5a181 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -13,7 +13,6 @@
  * warranty of any kind, whether express or implied.
  */
 
-#include <linux/config.h>
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <linux/init.h>
@@ -276,7 +275,7 @@ static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id, struct pt_regs
 	/*
 	 * Catch up with the real idea of time
 	 */
-	while ((*IXP4XX_OSTS - last_jiffy_time) > LATCH) {
+	while ((signed long)(*IXP4XX_OSTS - last_jiffy_time) >= LATCH) {
 		timer_tick(regs);
 		last_jiffy_time += LATCH;
 	}
@@ -288,7 +287,7 @@ static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id, struct pt_regs
 
 static struct irqaction ixp4xx_timer_irq = {
 	.name		= "IXP4xx Timer Tick",
-	.flags		= SA_INTERRUPT | SA_TIMER,
+	.flags		= IRQF_DISABLED | IRQF_TIMER,
 	.handler	= ixp4xx_timer_interrupt,
 };
 
diff --git a/arch/arm/mach-ixp4xx/coyote-pci.c b/arch/arm/mach-ixp4xx/coyote-pci.c
index e6b7fcd923fa..2cebb2878895 100644
--- a/arch/arm/mach-ixp4xx/coyote-pci.c
+++ b/arch/arm/mach-ixp4xx/coyote-pci.c
@@ -17,6 +17,7 @@
 #include <linux/kernel.h>
 #include <linux/pci.h>
 #include <linux/init.h>
+#include <linux/irq.h>
 
 #include <asm/mach-types.h>
 #include <asm/hardware.h>
diff --git a/arch/arm/mach-ixp4xx/ixdp425-pci.c b/arch/arm/mach-ixp4xx/ixdp425-pci.c
index da415d5d7f37..d5156c043f0b 100644
--- a/arch/arm/mach-ixp4xx/ixdp425-pci.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-pci.c
@@ -15,9 +15,9 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/config.h>
 #include <linux/pci.h>
 #include <linux/init.h>
+#include <linux/irq.h>
 #include <linux/delay.h>
 
 #include <asm/mach/pci.h>
diff --git a/arch/arm/mach-ixp4xx/ixdpg425-pci.c b/arch/arm/mach-ixp4xx/ixdpg425-pci.c
index 526fb6175bc3..ed5270800217 100644
--- a/arch/arm/mach-ixp4xx/ixdpg425-pci.c
+++ b/arch/arm/mach-ixp4xx/ixdpg425-pci.c
@@ -16,10 +16,10 @@
 #include <linux/kernel.h>
 #include <linux/pci.h>
 #include <linux/init.h>
+#include <linux/irq.h>
 
 #include <asm/mach-types.h>
 #include <asm/hardware.h>
-#include <asm/irq.h>
 
 #include <asm/mach/pci.h>
 
diff --git a/arch/arm/mach-ixp4xx/nas100d-pci.c b/arch/arm/mach-ixp4xx/nas100d-pci.c
index 26b7c001ff64..b8ebaf4a9c8e 100644
--- a/arch/arm/mach-ixp4xx/nas100d-pci.c
+++ b/arch/arm/mach-ixp4xx/nas100d-pci.c
@@ -15,9 +15,9 @@
  *
  */
 
-#include <linux/config.h>
 #include <linux/pci.h>
 #include <linux/init.h>
+#include <linux/irq.h>
 
 #include <asm/mach/pci.h>
 #include <asm/mach-types.h>
diff --git a/arch/arm/mach-ixp4xx/nas100d-power.c b/arch/arm/mach-ixp4xx/nas100d-power.c
index 99d333d7ebdd..81ffcae1f56e 100644
--- a/arch/arm/mach-ixp4xx/nas100d-power.c
+++ b/arch/arm/mach-ixp4xx/nas100d-power.c
@@ -17,14 +17,13 @@
  *
  */
 
+#include <linux/interrupt.h>
+#include <linux/irq.h>
 #include <linux/module.h>
 #include <linux/reboot.h>
-#include <linux/interrupt.h>
 
 #include <asm/mach-types.h>
 
-extern void ctrl_alt_del(void);
-
 static irqreturn_t nas100d_reset_handler(int irq, void *dev_id, struct pt_regs *regs)
 {
 	/* Signal init to do the ctrlaltdel action, this will bypass init if
@@ -43,7 +42,7 @@ static int __init nas100d_power_init(void)
 	set_irq_type(NAS100D_RB_IRQ, IRQT_LOW);
 
 	if (request_irq(NAS100D_RB_IRQ, &nas100d_reset_handler,
-		SA_INTERRUPT, "NAS100D reset button", NULL) < 0) {
+		IRQF_DISABLED, "NAS100D reset button", NULL) < 0) {
 
 		printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
 			NAS100D_RB_IRQ);
diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c
index a3b4c6ac5708..9a31444d9214 100644
--- a/arch/arm/mach-ixp4xx/nas100d-setup.c
+++ b/arch/arm/mach-ixp4xx/nas100d-setup.c
@@ -15,6 +15,7 @@
 #include <linux/kernel.h>
 #include <linux/serial.h>
 #include <linux/serial_8250.h>
+#include <linux/leds.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -37,6 +38,36 @@ static struct platform_device nas100d_flash = {
 	.resource		= &nas100d_flash_resource,
 };
 
+#ifdef CONFIG_LEDS_IXP4XX
+static struct resource nas100d_led_resources[] = {
+	{
+		.name		= "wlan",   /* green led */
+		.start		= 0,
+		.end		= 0,
+		.flags		= IXP4XX_GPIO_LOW,
+	},
+	{
+		.name		= "ready",  /* blue power led (off is flashing!) */
+		.start		= 15,
+		.end		= 15,
+		.flags		= IXP4XX_GPIO_LOW,
+	},
+	{
+		.name		= "disk",   /* yellow led */
+		.start		= 3,
+		.end		= 3,
+		.flags		= IXP4XX_GPIO_LOW,
+	},
+};
+
+static struct platform_device nas100d_leds = {
+	.name			= "IXP4XX-GPIO-LED",
+	.id			= -1,
+	.num_resources		= ARRAY_SIZE(nas100d_led_resources),
+	.resource		= nas100d_led_resources,
+};
+#endif
+
 static struct ixp4xx_i2c_pins nas100d_i2c_gpio_pins = {
 	.sda_pin		= NAS100D_SDA_PIN,
 	.scl_pin		= NAS100D_SCL_PIN,
@@ -95,7 +126,9 @@ static struct platform_device nas100d_uart = {
 static struct platform_device *nas100d_devices[] __initdata = {
 	&nas100d_i2c_controller,
 	&nas100d_flash,
-	&nas100d_uart,
+#ifdef CONFIG_LEDS_IXP4XX
+	&nas100d_leds,
+#endif
 };
 
 static void nas100d_power_off(void)
@@ -122,6 +155,12 @@ static void __init nas100d_init(void)
 
 	pm_power_off = nas100d_power_off;
 
+	/* This is only useful on a modified machine, but it is valuable
+	 * to have it first in order to see debug messages, and so that
+	 * it does *not* get removed if platform_add_devices fails!
+	 */
+	(void)platform_device_register(&nas100d_uart);
+
 	platform_add_devices(nas100d_devices, ARRAY_SIZE(nas100d_devices));
 }
 
diff --git a/arch/arm/mach-ixp4xx/nslu2-pci.c b/arch/arm/mach-ixp4xx/nslu2-pci.c
index ece860444d5b..0de639d6e60a 100644
--- a/arch/arm/mach-ixp4xx/nslu2-pci.c
+++ b/arch/arm/mach-ixp4xx/nslu2-pci.c
@@ -15,7 +15,6 @@
  *
  */
 
-#include <linux/config.h>
 #include <linux/pci.h>
 #include <linux/init.h>
 
diff --git a/arch/arm/mach-ixp4xx/nslu2-power.c b/arch/arm/mach-ixp4xx/nslu2-power.c
index d80c362bc539..e2a2230b69f0 100644
--- a/arch/arm/mach-ixp4xx/nslu2-power.c
+++ b/arch/arm/mach-ixp4xx/nslu2-power.c
@@ -20,11 +20,10 @@
 #include <linux/module.h>
 #include <linux/reboot.h>
 #include <linux/interrupt.h>
+#include <linux/reboot.h>
 
 #include <asm/mach-types.h>
 
-extern void ctrl_alt_del(void);
-
 static irqreturn_t nslu2_power_handler(int irq, void *dev_id, struct pt_regs *regs)
 {
 	/* Signal init to do the ctrlaltdel action, this will bypass init if
@@ -55,7 +54,7 @@ static int __init nslu2_power_init(void)
 	set_irq_type(NSLU2_PB_IRQ, IRQT_HIGH);
 
 	if (request_irq(NSLU2_RB_IRQ, &nslu2_reset_handler,
-		SA_INTERRUPT, "NSLU2 reset button", NULL) < 0) {
+		IRQF_DISABLED, "NSLU2 reset button", NULL) < 0) {
 
 		printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
 			NSLU2_RB_IRQ);
@@ -64,7 +63,7 @@ static int __init nslu2_power_init(void)
 	}
 
 	if (request_irq(NSLU2_PB_IRQ, &nslu2_power_handler,
-		SA_INTERRUPT, "NSLU2 power button", NULL) < 0) {
+		IRQF_DISABLED, "NSLU2 power button", NULL) < 0) {
 
 		printk(KERN_DEBUG "Power Button IRQ %d not available\n",
 			NSLU2_PB_IRQ);
diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c
index 55411f21d838..749a337494d3 100644
--- a/arch/arm/mach-ixp4xx/nslu2-setup.c
+++ b/arch/arm/mach-ixp4xx/nslu2-setup.c
@@ -7,6 +7,7 @@
  *      Copyright (C) 2003-2004 MontaVista Software, Inc.
  *
  * Author: Mark Rakes <mrakes at mac.com>
+ * Author: Rod Whitby <rod@whitby.id.au>
  * Maintainers: http://www.nslu2-linux.org/
  *
  * Fixed missing init_time in MACHINE_START kas11 10/22/04
@@ -16,6 +17,7 @@
 #include <linux/kernel.h>
 #include <linux/serial.h>
 #include <linux/serial_8250.h>
+#include <linux/leds.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -43,6 +45,42 @@ static struct ixp4xx_i2c_pins nslu2_i2c_gpio_pins = {
 	.scl_pin		= NSLU2_SCL_PIN,
 };
 
+#ifdef CONFIG_LEDS_IXP4XX
+static struct resource nslu2_led_resources[] = {
+	{
+		.name		= "ready",  /* green led */
+		.start		= NSLU2_LED_GRN,
+		.end		= NSLU2_LED_GRN,
+		.flags		= IXP4XX_GPIO_HIGH,
+	},
+	{
+		.name		= "status", /* red led */
+		.start		= NSLU2_LED_RED,
+		.end		= NSLU2_LED_RED,
+		.flags		= IXP4XX_GPIO_HIGH,
+	},
+	{
+		.name		= "disk-1",
+		.start		= NSLU2_LED_DISK1,
+		.end		= NSLU2_LED_DISK1,
+		.flags		= IXP4XX_GPIO_LOW,
+	},
+	{
+		.name		= "disk-2",
+		.start		= NSLU2_LED_DISK2,
+		.end		= NSLU2_LED_DISK2,
+		.flags		= IXP4XX_GPIO_LOW,
+	},
+};
+
+static struct platform_device nslu2_leds = {
+	.name			= "IXP4XX-GPIO-LED",
+	.id			= -1,
+	.num_resources		= ARRAY_SIZE(nslu2_led_resources),
+	.resource		= nslu2_led_resources,
+};
+#endif
+
 static struct platform_device nslu2_i2c_controller = {
 	.name			= "IXP4XX-I2C",
 	.id			= 0,
@@ -102,8 +140,10 @@ static struct platform_device nslu2_uart = {
 static struct platform_device *nslu2_devices[] __initdata = {
 	&nslu2_i2c_controller,
 	&nslu2_flash,
-	&nslu2_uart,
 	&nslu2_beeper,
+#ifdef CONFIG_LEDS_IXP4XX
+	&nslu2_leds,
+#endif
 };
 
 static void nslu2_power_off(void)
@@ -127,6 +167,12 @@ static void __init nslu2_init(void)
 
 	pm_power_off = nslu2_power_off;
 
+	/* This is only useful on a modified machine, but it is valuable
+	 * to have it first in order to see debug messages, and so that
+	 * it does *not* get removed if platform_add_devices fails!
+	 */
+	(void)platform_device_register(&nslu2_uart);
+
 	platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));
 }