dts: st: h7: move dma property of dcmi in stm32h7.dtsi

Usage of dma is mandatory for the dcmi and this property is
tightly coupled with the soc itself since the configuration of
the dma depends on the source/destination, and the request line
is also fixed for an ip.
Instead of having to always have the dma property part of the
board or shield dts/overlay, add the dma property into the
dcmi node of the stm32h7.dtsi.

Signed-off-by: Alain Volmat <[email protected]>

Author: Alain Volmat

boards/arduino/nicla_vision/arduino_nicla_vision_stm32h747xx_m7.dts

@@ -240,10 +240,6 @@ zephyr_udc0: &usbotg_hs {
 	pinctrl-names = "default";
 	status = "okay";
 
-	dmas = <&dma1 0 38 (STM32_DMA_PERIPH_TO_MEMORY | STM32_DMA_PERIPH_NO_INC |
-		STM32_DMA_MEM_INC | STM32_DMA_PERIPH_8BITS | STM32_DMA_MEM_32BITS |
-		STM32_DMA_PRIORITY_HIGH) STM32_DMA_FIFO_1_4>;
-
 	port {
 		dcmi_ep_in: endpoint {
 			remote-endpoint-label = "gc2145_ep_out";

boards/shields/st_b_cams_omv_mb1683/boards/stm32h7b3i_dk.overlay

@@ -17,10 +17,6 @@
 		&dcmi_d0_pc6 &dcmi_d1_pc7 &dcmi_d2_pg10 &dcmi_d3_pc9
 		&dcmi_d4_pc11 &dcmi_d5_pd3 &dcmi_d6_pb8 &dcmi_d7_pb9>;
 	pinctrl-names = "default";
-
-	dmas = <&dma1 0 75 (STM32_DMA_PERIPH_TO_MEMORY | STM32_DMA_PERIPH_NO_INC |
-		STM32_DMA_MEM_INC | STM32_DMA_PERIPH_8BITS | STM32_DMA_MEM_32BITS |
-		STM32_DMA_PRIORITY_HIGH) STM32_DMA_FIFO_1_4>;
 };
 
 &dma1 {

boards/shields/weact_ov2640_cam_module/boards/mini_stm32h743.overlay

@@ -44,12 +44,6 @@
 	};
 };
 
-&zephyr_camera_dvp {
-	dmas = <&dma1 0 75 (STM32_DMA_PERIPH_TO_MEMORY | STM32_DMA_PERIPH_NO_INC |
-		STM32_DMA_MEM_INC | STM32_DMA_PERIPH_8BITS | STM32_DMA_MEM_32BITS |
-		STM32_DMA_PRIORITY_HIGH) STM32_DMA_FIFO_1_4>;
-};
-
 &dma1 {
 	status = "okay";
 };

dts/arm/st/h7/stm32h7.dtsi

@@ -1086,6 +1086,9 @@
 			interrupts = <78 0>;
 			interrupt-names = "dcmi";
 			clocks = <&rcc STM32_CLOCK(AHB2, 0U)>;
+			dmas = <&dma1 0 75 (STM32_DMA_PERIPH_TO_MEMORY | STM32_DMA_PERIPH_NO_INC |
+				STM32_DMA_MEM_INC | STM32_DMA_PERIPH_8BITS | STM32_DMA_MEM_32BITS |
+				STM32_DMA_PRIORITY_HIGH) STM32_DMA_FIFO_1_4>;
 			status = "disabled";
 		};
 	};