Re: [PATCH 1/2 v3] watchdog: bcm7038: add device tree binding documentation
From: Rob Herring <robh@kernel.org>
Date: 2015-09-09 05:39:10
Also in:
linux-watchdog, lkml
On 09/08/2015 12:45 PM, Justin Chen wrote:
Add device tree binding documentation for the watchdog hardware block on bcm7038 and newer SoCs. Signed-off-by: Justin Chen <redacted> Acked-by: Guenter Roeck <linux@roeck-us.net>
Some minor comments, otherwise: Acked-by: Rob Herring <robh@kernel.org>
quoted hunk ↗ jump to hunk
--- .../devicetree/bindings/watchdog/brcm,bcm7038-wdt.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/brcm,bcm7038-wdt.txtdiff --git a/Documentation/devicetree/bindings/watchdog/brcm,bcm7038-wdt.txt b/Documentation/devicetree/bindings/watchdog/brcm,bcm7038-wdt.txt new file mode 100644 index 0000000..39e5cf5 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/brcm,bcm7038-wdt.txt@@ -0,0 +1,19 @@ +BCM7038 Watchdog timer + +Required properties: + +- compatible : should be "brcm,bcm7038-wdt" +- reg : Specifies base physical address and size of the registers. + +Optional properties: + +- clocks: The clock running the watchdog. If no clock is found the + driver will default to 27000000 HZ.
s/HZ/Hz/
+
+Example:
+
+watchdog {This should have a unit address (watchdog@f040a7e8).
+ compatible = "brcm,bcm7038-wdt"; + clocks = <&upg_fixed>; + reg = <0xf040a7e8 0x16>; +};