Re: [PATCH 1/2] dt/bindings: Add bindings for PIC32 deadman timer peripheral

Sergei Shtylyov
2016-02-02T11:14:45Z

On 2/2/2016 3:02 AM, Joshua Henderson wrote:

> From: Purna Chandra Mandal <purna.mandal@microchip.com>
>
> Document the devicetree bindings for the deadman timer peripheral found on
> Microchip PIC32 SoC class devices.
>
> Signed-off-by: Purna Chandra Mandal <purna.mandal@microchip.com>
> Signed-off-by: Joshua Henderson <joshua.henderson@microchip.com>
> Cc: Ralf Baechle <ralf@linux-mips.org>
> Cc: <linux-mips@linux-mips.org>
> ---
> Note: Please merge this patch series through the MIPS tree.
> ---
> .../bindings/watchdog/microchip,pic32-dmt.txt | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt
>
> diff --git a/Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt b/Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt
> new file mode 100644
> index 0000000..f7374ee
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt
> @@ -0,0 +1,19 @@
> +* Microchip PIC32 Deadman Timer
> +
> +The deadman timer is used to reset the processor in the event of a software
> +malfunction. It is a free-running instruction fetch timer, which is clocked
> +whenever an instruction fetch occurs until a count match occurs.
> +
> +Required properties:
> +- compatible: must be "microchip,pic32mzda-dmt".
> +- reg: physical base address of the controller and length of memory mapped
> + region.
> +- clocks: phandle of parent clock (should be &PBCLK7).
> +
> +Example:
> +
> + watchdog2: dmt@1f800a00 {

The node names should be generic, i.e. "watchdog" in this case.

[...]

MBR, Sergei