On Wed, Dec 15, 2021 at 11:58:43AM +0100, Alexandre Torgue wrote:
Document new entry "st,exti-mapping" which links EXTI lines with GIC
interrupt lines and add an include file to define EXTI interrupt type.
Signed-off-by: Alexandre Torgue <alexandre.torgue@xxxxxxxxxxx>
diff --git a/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml
index d19c881b4abc..e08bb51e97a8 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml
+++ b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml
@@ -41,6 +41,17 @@ properties:
description:
Interrupts references to primary interrupt controller
+ st,exti-mapping:
+ $ref: "/schemas/types.yaml#/definitions/uint32-matrix"
+ description: |
+ Define mapping between EXTI lines and GIC irq lines. Should be:
+ st,exti-mapping = <EXTI_LINE GIC_IRQ EXTI_TYPE>, ...;
+ With:
+ - EXTI_LINE: EXTI line number.
+ - GIC_IRQ: GIC IRQ associated to the EXTI line.
+ - EXTI_TYPE: STM32_EXTI_TYPE_CONFIGURABLE or STM32_EXTI_TYPE_DIRECT.
+ Defined in include/dt-bindings/interrupt-controller/stm32-exti.h
No custom properties for this. See[1][2][3].
Rob
[1] https://lore.kernel.org/all/20211122103032.517923-1-maz@xxxxxxxxxx/
[2] https://lore.kernel.org/all/87k0g8jlmg.wl-maz@xxxxxxxxxx/
[3] https://lore.kernel.org/all/CAL_JsqK2Shj6smam7HgNAmy3UG+vVQPkU3Q0OjyEHOEJB45n0A@xxxxxxxxxxxxxx/