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Commit e454652e authored by Ludovic Barre's avatar Ludovic Barre Committed by Wim Van Sebroeck
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dt-bindings: watchdog: add stm32mp1 support 



This patch adds support of stm32mp1.
stm32mp1 requires 2 clocks lsi and pclk.

Signed-off-by: default avatarLudovic Barre <ludovic.barre@st.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Reviewed-by: default avatarGuenter Roeck <Linux@roeck-us.net>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@linux-watchdog.org>
parent 9b255782

Documentation/devicetree/bindings/watchdog/st,stm32-iwdg.txt

+10 −3
Original line number Diff line number Diff line
@@ -2,9 +2,15 @@ STM32 Independent WatchDoG (IWDG) 
---------------------------------



Required properties:

- compatible: "st,stm32-iwdg"

- reg: physical base address and length of the registers set for the device

- clocks: must contain a single entry describing the clock input

- compatible: Should be either:

  - "st,stm32-iwdg"

  - "st,stm32mp1-iwdg"

- reg: Physical base address and length of the registers set for the device

- clocks: Reference to the clock entry lsi. Additional pclk clock entry

  is required only for st,stm32mp1-iwdg.

- clock-names: Name of the clocks used.

  "lsi" for st,stm32-iwdg

  "lsi", "pclk" for st,stm32mp1-iwdg



Optional Properties:

- timeout-sec: Watchdog timeout value in seconds.
@@ -15,5 +21,6 @@ iwdg: watchdog@40003000 { 
	compatible = "st,stm32-iwdg";

	reg = <0x40003000 0x400>;

	clocks = <&clk_lsi>;

	clock-names = "lsi";

	timeout-sec = <32>;

};