diff options
| author | Ludovic Barre <ludovic.barre@st.com> | 2018-06-25 17:42:59 +0200 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@linux-watchdog.org> | 2018-08-02 15:57:09 +0200 |
| commit | e454652eb21535055337ae8908e164daed355ee7 (patch) | |
| tree | 2108edf7b7ec7b92995186f1fd630ac0ffbd4b13 /Documentation/devicetree/bindings/watchdog | |
| parent | 9b255782b58d8dfb683018761925bca597f80895 (diff) | |
dt-bindings: watchdog: add stm32mp1 support
This patch adds support of stm32mp1.
stm32mp1 requires 2 clocks lsi and pclk.
Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Guenter Roeck Linux@roeck-us.net>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'Documentation/devicetree/bindings/watchdog')
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/st,stm32-iwdg.txt | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/st,stm32-iwdg.txt b/Documentation/devicetree/bindings/watchdog/st,stm32-iwdg.txt index cc13b10a3f82..d8f4430b0a13 100644 --- a/Documentation/devicetree/bindings/watchdog/st,stm32-iwdg.txt +++ b/Documentation/devicetree/bindings/watchdog/st,stm32-iwdg.txt @@ -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>; }; |