diff options
103 files changed, 905 insertions, 407 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/dw_wdt.txt b/Documentation/devicetree/bindings/watchdog/dw_wdt.txt new file mode 100644 index 00000000000..08e16f684f2 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/dw_wdt.txt @@ -0,0 +1,21 @@ +Synopsys Designware Watchdog Timer + +Required Properties: + +- compatible : Should contain "snps,dw-wdt" +- reg : Base address and size of the watchdog timer registers. +- clocks : phandle + clock-specifier for the clock that drives the + watchdog timer. + +Optional Properties: + +- interrupts : The interrupt used for the watchdog timeout warning. + +Example: + + watchdog0: wd@ffd02000 { + compatible = "snps,dw-wdt"; + reg = <0xffd02000 0x1000>; + interrupts = <0 171 4>; + clocks = <&per_base_clk>; + }; diff --git a/Documentation/devicetree/bindings/gpio/men-a021-wdt.txt b/Documentation/devicetree/bindings/watchdog/men-a021-wdt.txt index 370dee3226d..370dee3226d 100644 --- a/Documentation/devicetree/bindings/gpio/men-a021-wdt.txt +++ b/Documentation/devicetree/bindings/watchdog/men-a021-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/moxa,moxart-watchdog.txt b/Documentation/devicetree/bindings/watchdog/moxa,moxart-watchdog.txt new file mode 100644 index 00000000000..1169857d1d1 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/moxa,moxart-watchdog.txt @@ -0,0 +1,15 @@ +MOXA ART Watchdog timer + +Required properties: + +- compatible : Must be "moxa,moxart-watchdog" +- reg : Should contain registers location and length +- clocks : Should contain phandle for the clock that drives the counter + +Example: + + watchdog: watchdog@98500000 { + compatible = "moxa,moxart-watchdog"; + reg = <0x98500000 0x10>; + clocks = <&coreclk>; + }; diff --git a/Documentation/devicetree/bindings/watchdog/rt2880-wdt.txt b/Documentation/devicetree/bindings/watchdog/rt2880-wdt.txt new file mode 100644 index 00000000000..d7bab3db9d1 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/rt2880-wdt.txt @@ -0,0 +1,19 @@ +Ralink Watchdog Timers + +Required properties: +- compatible: must be "ralink,rt2880-wdt" +- reg: physical base address of the controller and length of the register range + +Optional properties: +- interrupt-parent: phandle to the INTC device node +- interrupts: Specify the INTC interrupt number + +Example: + + watchdog@120 { + compatible = "ralink,rt2880-wdt"; + reg = <0x120 0x10>; + + interrupt-parent = <&intc>; + interrupts = <1>; + }; diff --git a/Documentation/devicetree/bindings/watchdog/sirfsoc_wdt.txt b/Documentation/devicetree/bindings/watchdog/sirfsoc_wdt.txt new file mode 100644 index 00000000000..9cbc76c89b2 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/sirfsoc_wdt.txt @@ -0,0 +1,14 @@ +SiRFSoC Timer and Watchdog Timer(WDT) Controller + +Required properties: +- compatible: "sirf,prima2-tick" +- reg: Address range of tick timer/WDT register set +- interrupts: interrupt number to the cpu + +Example: + +timer@b0020000 { + compatible = "sirf,prima2-tick"; + reg = <0xb0020000 0x1000>; + interrupts = <0>; +}; diff --git a/arch/arm/configs/prima2_defconfig b/arch/arm/configs/prima2_defconfig index 002a1ceadce..23591dba47a 100644 --- a/arch/arm/configs/prima2_defconfig +++ b/arch/arm/configs/prima2_defconfig @@ -39,6 +39,7 @@ CONFIG_SPI=y CONFIG_SPI_SIRF=y CONFIG_SPI_SPIDEV=y # CONFIG_HWMON is not set +CONFIG_WATCHDOG=y CONFIG_USB_GADGET=y CONFIG_USB_MASS_STORAGE=m CONFIG_MMC=y diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 6df632e0bb5..5be6e919f78 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -392,6 +392,25 @@ config RETU_WATCHDOG To compile this driver as a module, choose M here: the module will be called retu_wdt. +config MOXART_WDT + tristate "MOXART watchdog" + depends on ARCH_MOXART + help + Say Y here to include Watchdog timer support for the watchdog + existing on the MOXA ART SoC series platforms. + + To compile this driver as a module, choose M here: the + module will be called moxart_wdt. + +config SIRFSOC_WATCHDOG + tristate "SiRFSOC watchdog" + depends on ARCH_SIRF + select WATCHDOG_CORE + default y + help + Support for CSR SiRFprimaII and SiRFatlasVI watchdog. When + the watchdog triggers the system will be reset. + # AVR32 Architecture config AT32AP700X_WDT @@ -866,6 +885,7 @@ config VIA_WDT config W83627HF_WDT tristate "W83627HF/W83627DHG Watchdog Timer" depends on X86 + select WATCHDOG_CORE ---help--- This is the driver for the hardware watchdog on the W83627HF chipset as used in Advantech PC-9578 and Tyan S2721-533 motherboards @@ -1125,6 +1145,13 @@ config LANTIQ_WDT help Hardware driver for the Lantiq SoC Watchdog Timer. +config RALINK_WDT + tristate "Ralink SoC watchdog" + select WATCHDOG_CORE + depends on RALINK + help + Hardware driver for the Ralink SoC Watchdog Timer. + # PARISC Architecture # POWERPC Architecture diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile index 8c7b8bcbbdc..91bd95a64ba 100644 --- a/drivers/watchdog/Makefile +++ b/drivers/watchdog/Makefile @@ -55,6 +55,8 @@ obj-$(CONFIG_IMX2_WDT) += imx2_wdt.o obj-$(CONFIG_UX500_WATCHDOG) += ux500_wdt.o obj-$(CONFIG_RETU_WATCHDOG) += retu_wdt.o obj-$(CONFIG_BCM2835_WDT) += bcm2835_wdt.o +obj-$(CONFIG_MOXART_WDT) += moxart_wdt.o +obj-$(CONFIG_SIRFSOC_WATCHDOG) += sirfsoc_wdt.o # AVR32 Architecture obj-$(CONFIG_AT32AP700X_WDT) += at32ap700x_wdt.o @@ -134,6 +136,7 @@ obj-$(CONFIG_TXX9_WDT) += txx9wdt.o obj-$(CONFIG_OCTEON_WDT) += octeon-wdt.o octeon-wdt-y := octeon-wdt-main.o octeon-wdt-nmi.o obj-$(CONFIG_LANTIQ_WDT) += lantiq_wdt.o +obj-$(CONFIG_RALINK_WDT) += rt2880_wdt.o # PARISC Architecture diff --git a/drivers/watchdog/acquirewdt.c b/drivers/watchdog/acquirewdt.c index 24a517777fa..5cf1621def9 100644 --- a/drivers/watchdog/acquirewdt.c +++ b/drivers/watchdog/acquirewdt.c @@ -60,8 +60,7 @@ #include <linux/types.h> /* For standard types (like size_t) */ #include <linux/errno.h> /* For the -ENODEV/... values */ #include <linux/kernel.h> /* For printk/panic/... */ -#include <linux/miscdevice.h> /* For MODULE_ALIAS_MISCDEV - (WATCHDOG_MINOR) */ +#include <linux/miscdevice.h> /* For struct miscdevice */ #include <linux/watchdog.h> /* For the watchdog specific items */ #include <linux/fs.h> /* For file operations */ #include <linux/ioport.h> /* For io-port access */ @@ -337,4 +336,3 @@ module_exit(acq_exit); MODULE_AUTHOR("David Woodhouse"); MODULE_DESCRIPTION("Acquire Inc. Single Board Computer Watchdog Timer driver"); MODULE_LICENSE("GPL"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/drivers/watchdog/advantechwdt.c b/drivers/watchdog/advantechwdt.c index cc6702fc526..a8961addc59 100644 --- a/drivers/watchdog/advantechwdt.c +++ b/drivers/watchdog/advantechwdt.c @@ -345,4 +345,3 @@ module_exit(advwdt_exit); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Marek Michalkiewicz <marekm@linux.org.pl>"); MODULE_DESCRIPTION("Advantech Single Board Computer WDT driver"); -MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR) |