[PATCH Resend] Watchdog: Adding support for Watchdog found with ARM CortexA9

[Shilimkar, Santosh]

<snip>
> -----Original Message-----
> From: linux-arm-kernel-bounces at lists.infradead.org [mailto:linux-arm-kernel-
> bounces at lists.infradead.org] On Behalf Of Viresh KUMAR
> Sent: Monday, May 17, 2010 3:29 PM
> To: linux-arm-kernel at lists.infradead.org
> Cc: armando.visconti at st.com; shiraz.hashim at st.com; Viresh Kumar; linus.walleij at stericsson.com
> Subject: [PATCH Resend] Watchdog: Adding support for Watchdog found with ARM CortexA9
> 
> Watchdog details can be found in ARM Cortex A9 reference manual at:
> http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0407e/indix.html
> 
> Signed-off-by: Viresh Kumar <viresh.kumar at st.com>
> ---
>  drivers/watchdog/Kconfig        |    7 +
>  drivers/watchdog/Makefile       |    1 +
>  drivers/watchdog/cortexa9_wdt.c |  414 +++++++++++++++++++++++++++++++++++++++
>  3 files changed, 422 insertions(+), 0 deletions(-)
>  create mode 100644 drivers/watchdog/cortexa9_wdt.c
> 
> diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
> index 0bf5020..b5c0f6f 100644
> --- a/drivers/watchdog/Kconfig
> +++ b/drivers/watchdog/Kconfig
> @@ -73,6 +73,13 @@ config WM8350_WATCHDOG
> 
>  # ARM Architecture
> 
> +config ARM_CORTEXA9_WATCHDOG
> +	tristate "ARM CortexA9 Watchdog"
> +	depends on ARM_AMBA

What is the ARM_AMBA dependency with CA-9 watchdog?
> +	help
> +	  Watchdog timer present with ARM Cortex A9 processor. This will reboot
> +	  your system when the timeout is reached.
> +
>  config AT91RM9200_WATCHDOG
>  	tristate "AT91RM9200 watchdog"
>  	depends on ARCH_AT91RM9200