STM32 system configuration controller registers needs to be clocked.
Document clock support on stm32-syscon.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
---
Changes in v2:
- move clocks to specific bindings using syscon as per Rob's comment
---
Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt b/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt
index 99980ae..c92d411 100644
--- a/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt
+++ b/Documentation/devicetree/bindings/arm/stm32/stm32-syscon.txt
@@ -5,10 +5,12 @@ Properties:
- " st,stm32mp157-syscfg " - for stm32mp157 based SoCs,
second value must be always "syscon".
- reg : offset and length of the register set.
+ - clocks: phandle to the syscfg clock
Example:
syscfg: syscon@50020000 {
compatible = "st,stm32mp157-syscfg", "syscon";
reg = <0x50020000 0x400>;
+ clocks = <&rcc SYSCFG>;
};
--
1.9.1
