ARM: dts: stm32: set pclk limit on dcmi interface on stm32mp157d-ev1

Add the property pclk-max-frequency in the dcmi / ov5640 nodes in stm32mp157d-ev1 in order to ensure that sensor pixel clock does not exceed the capabilities of the dcmi. Signed-off-by: Alain Volmat <[email protected]> Change-Id: I94e401727d0e6b5b2e3271233b4a8be4b61c4719 Reviewed-on: https://gerrit.st.com/c/mpu/oe/st/linux-stm32/+/327623 ACI: CIBUILD <[email protected]> Reviewed-by: Philippe CORNU <[email protected]> ACI: CITOOLS <[email protected]> Domain-Review: Philippe CORNU <[email protected]> Reviewed-by: Hugues FRUCHET <[email protected]>
STMicroelectronics · Sep 15, 2023 · 47937a2 · 47937a2
1 parent 37a4538
commit 47937a2
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/arm/boot/dts/stm32mp157d-ev1.dts b/arch/arm/boot/dts/stm32mp157d-ev1.dts
@@ -197,6 +197,7 @@
 			hsync-active = <0>;
 			vsync-active = <0>;
 			pclk-sample = <1>;
+			pclk-max-frequency = <77000000>;
 		};
 	};
 };
@@ -456,6 +457,7 @@
 				hsync-active = <0>;
 				vsync-active = <0>;
 				pclk-sample = <1>;
+				pclk-max-frequency = <77000000>;
 			};
 		};
 	};