On Wed, Oct 02, 2013 at 07:44:32PM +0100, dinguyen@xxxxxxxxxx wrote:
> From: Dinh Nguyen <dinguyen@xxxxxxxxxx>
>
> Add device tree support to the DW watchdog timer.
>
> Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx>
> Acked-by: Jamie Iles <jamie@xxxxxxxxxxxxx>
> Reviewed-by: Pavel Machek <pavel@xxxxxxx>
> Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> Cc: Jamie Iles <jamie@xxxxxxxxxxxxx>
> Cc: Viresh Kumar <viresh.linux@xxxxxxxxx>
> Cc: Wim Van Sebroeck <wim@xxxxxxxxx>
> Cc: Pavel Machek <pavel@xxxxxxx>
> Cc: Rob Herring <rob.herring@xxxxxxxxxxx>
> Cc: Pawel Moll <pawel.moll@xxxxxxx>
> Cc: Mark Rutland <mark.rutland@xxxxxxx>
> Cc: Stephen Warren <swarren@xxxxxxxxxxxxx>
> Cc: Ian Campbell <ian.campbell@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: linux-watchdog@xxxxxxxxxxxxxxx
> ---
> v2:
> - Use of_match_ptr() for of_match_table
> ---
> .../devicetree/bindings/watchdog/dw_wdt.txt | 16 ++++++++++++++++
> drivers/watchdog/dw_wdt.c | 8 ++++++++
> 2 files changed, 24 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/watchdog/dw_wdt.txt
>
> diff --git a/Documentation/devicetree/bindings/watchdog/dw_wdt.txt b/Documentation/devicetree/bindings/watchdog/dw_wdt.txt
> new file mode 100644
> index 0000000..29e150b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/dw_wdt.txt
> @@ -0,0 +1,16 @@
> +Synopsys Designware Watchdog Timer
> +
> +Required Properties:
> +
> +- Compatiblity : "snps,dw-wdt"
This should presumably be:
- compatbile: should contain "snps,dw-wdt"
> +- reg : Base address of the watchdog timer register.
And the size...
> +
> +Example:
> +
> + watchdog0: wd@ffd02000 {
> + compatible = "snps,dw-wdt";
> + reg = <0xffd02000 0x1000>;
> + interrupts = <0 171 4>;
This wasn't mentioned.
Is it necessary?
Is it the only interrupt?
> + clocks = <&per_base_clk>;
Similarly, is this the only clock?
Is it necessary?
> + status = "okay";
This is unnecessary.
Thanks,
Mark.
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