Re: Fwd: [PATCH 6/8] watchdog: davinci: reuse driver for keystone arch

[Guenter Roeck <linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>]

On 11/06/2013 03:32 AM, ivan.khoronzhuk wrote:
> The keystone arch use the same IP watchdog, so add "ti,keystone-wdt"
> compatible and correct identity.
>
> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk-l0cyMroinI0@public.gmane.org>
> ---
>   .../devicetree/bindings/watchdog/davinci-wdt.txt   |   11 +++++++++--
>   drivers/watchdog/Kconfig                           |    4 ++--
>   drivers/watchdog/davinci_wdt.c                     |    3 ++-
>   3 files changed, 13 insertions(+), 5 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
> index 1668b6e..fddced9 100644
> --- a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
> +++ b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
> @@ -1,13 +1,20 @@
> -DaVinci Watchdog Timer (WDT) Controller
> +Texas Instruments DaVinci/Keystone Watchdog Timer (WDT) Controller
>
>   Required properties:
> -- compatible : Should be "ti,davinci-wdt"
> +
> +- compatible:		"ti,davinci-wdt"
> +			"ti,keystone-wdt"
> +
>   - reg : Should contain WDT registers location and length
>
Please use consistent formatting. If you change it, at least change it to be consistent.


>   Optional properties:
>
>   - timeout-sec:		Contains the watchdog timeout in seconds
>
> +Documentation:
> +Davinci DM646x - http://www.ti.com/lit/ug/spruer5b/spruer5b.pdf
> +Keystone - http://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
> +
>   Examples:
>
>   wdt: wdt@2320000 {
> diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
> index 2c954b5..a4fe130 100644
> --- a/drivers/watchdog/Kconfig
> +++ b/drivers/watchdog/Kconfig
> @@ -270,11 +270,11 @@ config IOP_WATCHDOG
>
>   config DAVINCI_WATCHDOG
>   	tristate "DaVinci watchdog"
> -	depends on ARCH_DAVINCI
> +	depends on ARCH_DAVINCI || ARCH_KEYSTONE
>   	select WATCHDOG_CORE
>   	help
>   	  Say Y here if to include support for the watchdog timer
> -	  in the DaVinci DM644x/DM646x processors.
> +	  in the DaVinci DM644x/DM646x or Keystone processors.
>   	  To compile this driver as a module, choose M here: the
>   	  module will be called davinci_wdt.
>
> diff --git a/drivers/watchdog/davinci_wdt.c b/drivers/watchdog/davinci_wdt.c
> index a371b2d..e51fd2e 100644
> --- a/drivers/watchdog/davinci_wdt.c
> +++ b/drivers/watchdog/davinci_wdt.c
> @@ -158,7 +158,7 @@ static unsigned int davinci_wdt_status(struct watchdog_device *wdd)
>
>   static const struct watchdog_info davinci_wdt_info = {
>   	.options = WDIOF_KEEPALIVEPING,
> -	.identity = "DaVinci Watchdog",
> +	.identity = "DaVinci/Keystone Watchdog",
>   };
>
>   static const struct watchdog_ops davinci_wdt_ops = {
> @@ -229,6 +229,7 @@ static int davinci_wdt_remove(struct platform_device *pdev)
>
>   static const struct of_device_id davinci_wdt_of_match[] = {
>   	{ .compatible = "ti,davinci-wdt", },
> +	{ .compatible = "ti,keystone-wdt", },
>   	{},
>   };
>   MODULE_DEVICE_TABLE(of, davinci_wdt_of_match);
>

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