diff mbox series

[v2,3/7] dt-bindings: i2c: document st,stm32mp25-i2c compatible

Message ID 20231208164719.3584028-4-alain.volmat@foss.st.com
State Superseded
Headers show
Series i2c: stm32f7: enhancements and support for stm32mp25 | expand

Commit Message

Alain Volmat Dec. 8, 2023, 4:47 p.m. UTC 
Add a new compatible st,stm32mp25-i2c for the STM32MP25 series which
has only one interrupt line for both events and errors and differs in
term of handling of FastModePlus.

Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
---
 .../devicetree/bindings/i2c/st,stm32-i2c.yaml | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)

Comments

Conor Dooley Dec. 12, 2023, 5:07 p.m. UTC | #1 
On Fri, Dec 08, 2023 at 05:47:12PM +0100, Alain Volmat wrote:
> Add a new compatible st,stm32mp25-i2c for the STM32MP25 series which
> has only one interrupt line for both events and errors and differs in
> term of handling of FastModePlus.
> 
> Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>

Reviewed-by: Conor Dooley <conor.dooley@microchip.com>

Cheers,
Conor.
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
index 94b75d9f66cd..1b31b87c1800 100644
--- a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
@@ -19,6 +19,7 @@  allOf:
               - st,stm32f7-i2c
               - st,stm32mp13-i2c
               - st,stm32mp15-i2c
+              - st,stm32mp25-i2c
     then:
       properties:
         i2c-scl-rising-time-ns:
@@ -41,6 +42,30 @@  allOf:
         clock-frequency:
           enum: [100000, 400000]
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - st,stm32f4-i2c
+              - st,stm32f7-i2c
+              - st,stm32mp13-i2c
+              - st,stm32mp15-i2c
+    then:
+      properties:
+        interrupts:
+          minItems: 2
+
+        interrupt-names:
+          minItems: 2
+    else:
+      properties:
+        interrupts:
+          maxItems: 1
+
+        interrupt-names:
+          maxItems: 1
+
 properties:
   compatible:
     enum:
@@ -48,6 +73,7 @@  properties:
       - st,stm32f7-i2c
       - st,stm32mp13-i2c
       - st,stm32mp15-i2c
+      - st,stm32mp25-i2c
 
   reg:
     maxItems: 1
@@ -56,11 +82,13 @@  properties:
     items:
       - description: interrupt ID for I2C event
       - description: interrupt ID for I2C error
+    minItems: 1
 
   interrupt-names:
     items:
       - const: event
       - const: error
+    minItems: 1
 
   resets:
     maxItems: 1