Merge git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-wat…

…chdog

* git://git.kernel.org/pub/scm/linux/kernel/git/wim/linux-2.6-watchdog: (28 commits)
  [WATCHDOG] Fix pcwd_init_module crash
  [WATCHDOG] ICH9 support for iTCO_wdt
  [WATCHDOG] 631xESB/632xESB support for iTCO_wdt - add all LPC bridges
  [WATCHDOG] 631xESB/632xESB support for iTCO_wdt
  [WATCHDOG] omap_wdt.c - default error for IOCTL is -ENOTTY
  [WATCHDOG] Return value of nonseekable_open
  [WATCHDOG] mv64x60_wdt: Rework the timeout register manipulation
  [WATCHDOG] mv64x60_wdt: disable watchdog timer when driver is probed
  [WATCHDOG] mv64x60_wdt: Support the WDIOF_MAGICCLOSE feature
  [WATCHDOG] mv64x60_wdt: Add a module parameter to change nowayout setting
  [WATCHDOG] mv64x60_wdt: Add WDIOC_SETOPTIONS ioctl support
  [WATCHDOG] mv64x60_wdt: Support for WDIOC_SETTIMEOUT ioctl
  [WATCHDOG] mv64x60_wdt: Fix WDIOC_GETTIMEOUT return value
  [WATCHDOG] mv64x60_wdt: Check return value of nonseekable_open
  [WATCHDOG] mv64x60_wdt: Add arch/powerpc platform support
  [WATCHDOG] mv64x60_wdt: Get register address from platform data
  [WATCHDOG] mv64x60_wdt: set up platform_device in platform code
  [WATCHDOG] ensure mouse and keyboard ignored in w83627hf_wdt
  [WATCHDOG] s3c2410_wdt: fixup after arch include moves
  [WATCHDOG] git-watchdog-typo
  ...

MAINTAINERS

@@ -756,6 +756,14 @@ L:	uclinux-dist-devel@blackfin.uclinux.org (subscribers-only)
 W:	http://blackfin.uclinux.org
 S:	Supported
 
+BLACKFIN WATCHDOG DRIVER
+P:	Mike Frysinger
+M:	michael.frysinger@analog.com
+M:	vapier.adi@gmail.com
+L:	uclinux-dist-devel@blackfin.uclinux.org (subscribers-only)
+W:	http://blackfin.uclinux.org
+S:	Supported
+
 BAYCOM/HDLCDRV DRIVERS FOR AX.25
 P:	Thomas Sailer
 M:	t.sailer@alumni.ethz.ch

arch/powerpc/boot/dts/prpmc2800.dts

@@ -207,6 +207,12 @@
 			interrupt-parent = <&/mv64x60/pic>;
 		};
 
+		wdt@b410 {			/* watchdog timer */
+			compatible = "marvell,mv64x60-wdt";
+			reg = <b410 8>;
+			timeout = <a>;		/* wdt timeout in seconds */
+		};
+
 		i2c@c000 {
 			device_type = "i2c";
 			compatible = "marvell,mv64x60-i2c";

arch/powerpc/sysdev/mv64x60_dev.c

@@ -390,6 +390,61 @@ static int __init mv64x60_i2c_device_setup(struct device_node *np, int id)
 	return err;
 }
 
+/*
+ * Create mv64x60_wdt platform devices
+ */
+static int __init mv64x60_wdt_device_setup(struct device_node *np, int id)
+{
+	struct resource r;
+	struct platform_device *pdev;
+	struct mv64x60_wdt_pdata pdata;
+	const unsigned int *prop;
+	int err;
+
+	err = of_address_to_resource(np, 0, &r);
+	if (err)
+		return err;
+
+	memset(&pdata, 0, sizeof(pdata));
+
+	prop = of_get_property(np, "timeout", NULL);
+	if (!prop)
+		return -ENODEV;
+	pdata.timeout = *prop;
+
+	np = of_get_parent(np);
+	if (!np)
+		return -ENODEV;
+
+	prop = of_get_property(np, "clock-frequency", NULL);
+	of_node_put(np);
+	if (!prop)
+		return -ENODEV;
+	pdata.bus_clk = *prop / 1000000; /* wdt driver wants freq in MHz */
+
+	pdev = platform_device_alloc(MV64x60_WDT_NAME, id);
+	if (!pdev)
+		return -ENOMEM;
+
+	err = platform_device_add_resources(pdev, &r, 1);
+	if (err)
+		goto error;
+
+	err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
+	if (err)
+		goto error;
+
+	err = platform_device_add(pdev);
+	if (err)
+		goto error;
+
+	return 0;
+
+error:
+	platform_device_put(pdev);
+	return err;
+}
+
 static int __init mv64x60_device_setup(void)
 {
 	struct device_node *np = NULL;
@@ -414,6 +469,15 @@ static int __init mv64x60_device_setup(void)
 		if ((err = mv64x60_i2c_device_setup(np, id)))
 			goto error;
 
+	/* support up to one watchdog timer */
+	np = of_find_compatible_node(np, NULL, "marvell,mv64x60-wdt");
+	if (np) {
+		if ((err = mv64x60_wdt_device_setup(np, id)))
+			goto error;
+		of_node_put(np);
+	}
+
+
 	return 0;
 
 error:

arch/ppc/syslib/mv64x60.c

@@ -441,6 +441,32 @@ static struct platform_device i2c_device = {
 };
 #endif
 
+#ifdef CONFIG_WATCHDOG
+static struct mv64x60_wdt_pdata mv64x60_wdt_pdata = {
+	.timeout		= 10,  /* default watchdog expiry in seconds */
+	.bus_clk		= 133, /* default bus clock in MHz */
+};
+
+static struct resource mv64x60_wdt_resources[] = {
+	[0] = {
+		.name	= "mv64x60 wdt base",
+		.start	= MV64x60_WDT_WDC,
+		.end	= MV64x60_WDT_WDC + 8 - 1, /* two 32-bit registers */
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device wdt_device = {
+	.name		= MV64x60_WDT_NAME,
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(mv64x60_wdt_resources),
+	.resource	= mv64x60_wdt_resources,
+	.dev = {
+		.platform_data = &mv64x60_wdt_pdata,
+	},
+};
+#endif
+
 #if defined(CONFIG_SYSFS) && !defined(CONFIG_GT64260)
 static struct mv64xxx_pdata mv64xxx_pdata = {
 	.hs_reg_valid	= 0,
@@ -476,6 +502,9 @@ static struct platform_device *mv64x60_pd_devs[] __initdata = {
 #ifdef	CONFIG_I2C_MV64XXX
 	&i2c_device,
 #endif
+#ifdef	CONFIG_MV64X60_WDT
+	&wdt_device,
+#endif
 #if defined(CONFIG_SYSFS) && !defined(CONFIG_GT64260)
 	&mv64xxx_device,
 #endif

drivers/Makefile

@@ -66,6 +66,7 @@ obj-y				+= i2c/
 obj-$(CONFIG_W1)		+= w1/
 obj-$(CONFIG_POWER_SUPPLY)	+= power/
 obj-$(CONFIG_HWMON)		+= hwmon/
+obj-$(CONFIG_WATCHDOG)		+= char/watchdog/
 obj-$(CONFIG_PHONE)		+= telephony/
 obj-$(CONFIG_MD)		+= md/
 obj-$(CONFIG_BT)		+= bluetooth/

drivers/char/Makefile

@@ -97,7 +97,6 @@ obj-$(CONFIG_GPIO_VR41XX)	+= vr41xx_giu.o
 obj-$(CONFIG_GPIO_TB0219)	+= tb0219.o
 obj-$(CONFIG_TELCLOCK)		+= tlclk.o
 
-obj-$(CONFIG_WATCHDOG)		+= watchdog/
 obj-$(CONFIG_MWAVE)		+= mwave/
 obj-$(CONFIG_AGP)		+= agp/
 obj-$(CONFIG_DRM)		+= drm/

drivers/char/watchdog/Kconfig

@@ -55,6 +55,8 @@ config SOFT_WATCHDOG
 	  To compile this driver as a module, choose M here: the
 	  module will be called softdog.
 
+# ALPHA Architecture
+
 # ARM Architecture
 
 config AT91RM9200_WATCHDOG
@@ -189,7 +191,7 @@ config PNX4008_WATCHDOG
 
 config IOP_WATCHDOG
 	tristate "IOP Watchdog"
-	depends on WATCHDOG && PLAT_IOP
+	depends on PLAT_IOP
 	select WATCHDOG_NOWAYOUT if (ARCH_IOP32X || ARCH_IOP33X)
 	help
 	  Say Y here if to include support for the watchdog timer
@@ -203,15 +205,48 @@ config IOP_WATCHDOG
 	  operating as an Root Complex and/or Central Resource, the PCI-X
 	  and/or PCIe busses will also be reset.  THIS IS A VERY BIG HAMMER.
 
+config DAVINCI_WATCHDOG
+	tristate "DaVinci watchdog"
+	depends on ARCH_DAVINCI
+	help
+	  Say Y here if to include support for the watchdog timer
+	  in the DaVinci DM644x/DM646x processors.
+	  To compile this driver as a module, choose M here: the
+	  module will be called davinci_wdt.
+
+	  NOTE: once enabled, this timer cannot be disabled.
+	  Say N if you are unsure.
+
+# ARM26 Architecture
+
 # AVR32 Architecture
 
 config AT32AP700X_WDT
 	tristate "AT32AP700x watchdog"
-	depends on WATCHDOG && CPU_AT32AP7000
+	depends on CPU_AT32AP7000
 	help
 	  Watchdog timer embedded into AT32AP700x devices. This will reboot
 	  your system when the timeout is reached.
 
+# BLACKFIN Architecture
+
+config BFIN_WDT
+	tristate "Blackfin On-Chip Watchdog Timer"
+	depends on BLACKFIN
+	---help---
+	  If you say yes here you will get support for the Blackfin On-Chip
+	  Watchdog Timer. If you have one of these processors and wish to
+	  have watchdog support enabled, say Y, otherwise say N.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called bfin_wdt.
+
+# CRIS Architecture
+
+# FRV Architecture
+
+# H8300 Architecture
+
 # X86 (i386 + ia64 + x86_64) Architecture
 
 config ACQUIRE_WDT
@@ -540,37 +575,11 @@ config SBC_EPX_C3_WATCHDOG
 	  To compile this driver as a module, choose M here: the
 	  module will be called sbc_epx_c3.
 
-# PowerPC Architecture
+# M32R Architecture
 
-config 8xx_WDT
-	tristate "MPC8xx Watchdog Timer"
-	depends on 8xx
+# M68K Architecture
 
-config 83xx_WDT
-	tristate "MPC83xx Watchdog Timer"
-	depends on PPC_83xx
-
-config MV64X60_WDT
-	tristate "MV64X60 (Marvell Discovery) Watchdog Timer"
-	depends on MV64X60
-
-config BOOKE_WDT
-	bool "PowerPC Book-E Watchdog Timer"
-	depends on BOOKE || 4xx
-	---help---
-	  Please see Documentation/watchdog/watchdog-api.txt for
-	  more information.
-
-# PPC64 Architecture
-
-config WATCHDOG_RTAS
-	tristate "RTAS watchdog"
-	depends on PPC_RTAS
-	help
-	  This driver adds watchdog support for the RTAS watchdog.
-
-	  To compile this driver as a module, choose M here. The module
-	  will be called wdrtas.
+# M68KNOMMU Architecture
 
 # MIPS Architecture
 
@@ -600,6 +609,44 @@ config WDT_RM9K_GPI
 	  To compile this driver as a module, choose M here: the
 	  module will be called rm9k_wdt.
 
+# PARISC Architecture
+
+# POWERPC Architecture
+
+config MPC5200_WDT
+	tristate "MPC5200 Watchdog Timer"
+	depends on PPC_MPC52xx
+
+config 8xx_WDT
+	tristate "MPC8xx Watchdog Timer"
+	depends on 8xx
+
+config 83xx_WDT
+	tristate "MPC83xx Watchdog Timer"
+	depends on PPC_83xx
+
+config MV64X60_WDT
+	tristate "MV64X60 (Marvell Discovery) Watchdog Timer"
+	depends on MV64X60
+
+config BOOKE_WDT
+	bool "PowerPC Book-E Watchdog Timer"
+	depends on BOOKE || 4xx
+	---help---
+	  Please see Documentation/watchdog/watchdog-api.txt for
+	  more information.
+
+# PPC64 Architecture
+
+config WATCHDOG_RTAS
+	tristate "RTAS watchdog"
+	depends on PPC_RTAS
+	help
+	  This driver adds watchdog support for the RTAS watchdog.
+
+	  To compile this driver as a module, choose M here. The module
+	  will be called wdrtas.
+
 # S390 Architecture
 
 config ZVM_WATCHDOG
@@ -614,7 +661,7 @@ config ZVM_WATCHDOG
 	  To compile this driver as a module, choose M here. The module
 	  will be called vmwatchdog.
 
-# SUPERH Architecture
+# SUPERH (sh + sh64) Architecture
 
 config SH_WDT
 	tristate "SuperH Watchdog"
@@ -641,6 +688,8 @@ config SH_WDT_MMAP
 	  If you say Y here, user applications will be able to mmap the
 	  WDT/CPG registers.
 
+# SPARC Architecture
+
 # SPARC64 Architecture
 
 config WATCHDOG_CP1XXX
@@ -665,6 +714,10 @@ config WATCHDOG_RIO
 	  machines.  The watchdog timeout period is normally one minute but
 	  can be changed with a boot-time parameter.
 
+# V850 Architecture
+
+# XTENSA Architecture
+
 #
 # ISA-based Watchdog Cards
 #