boards: mimxrt1170_evk: Enable DAC

Enable DAC on MIMXRT1170-EVK for both Cortex M7 and M4.

Signed-off-by: Florijan Plohl <florijan.plohl@norik.com>

Author: FPlohl

boards/nxp/mimxrt1170_evk/mimxrt1170_evk_mimxrt1176_cm4.dts

@@ -35,8 +35,17 @@
 		device_type = "memory";
 		reg = <0x80000000 DT_SIZE_M(64)>;
 	};
+
+	zephyr,user {
+		dac = <&dac>;
+		dac-channel-id = <0>;
+		dac-resolution = <12>;
+	};
 };
 
+&dac {
+	status = "okay";
+};
 
 &lpuart1 {
 	status = "okay";

boards/nxp/mimxrt1170_evk/mimxrt1170_evk_mimxrt1176_cm4.yaml

@@ -14,6 +14,7 @@ toolchain:
 ram: 128
 flash: 128
 supported:
+  - dac
   - dma
   - flash
   - gpio

boards/nxp/mimxrt1170_evk/mimxrt1170_evk_mimxrt1176_cm4_B.yaml

@@ -14,6 +14,7 @@ toolchain:
 ram: 128
 flash: 128
 supported:
+  - dac
   - dma
   - flash
   - gpio

boards/nxp/mimxrt1170_evk/mimxrt1170_evk_mimxrt1176_cm7.dts

@@ -75,6 +75,16 @@
 		gpio-map =	<9 0 &gpio11 15 0>,	/* Pin 9, RESETB */
 				<17 0 &gpio9 25  0>;	/* Pin 17, PWDN */
 	};
+
+	zephyr,user {
+		dac = <&dac>;
+		dac-channel-id = <0>;
+		dac-resolution = <12>;
+	};
+};
+
+&dac {
+	status = "okay";
 };
 
 zephyr_lcdif: &lcdif {};

boards/nxp/mimxrt1170_evk/mimxrt1170_evk_mimxrt1176_cm7.yaml

@@ -17,6 +17,7 @@ supported:
   - adc
   - can
   - counter
+  - dac
   - display
   - dma
   - flash

boards/nxp/mimxrt1170_evk/mimxrt1170_evk_mimxrt1176_cm7_B.yaml

@@ -17,6 +17,7 @@ supported:
   - adc
   - can
   - counter
+  - dac
   - dma
   - flash
   - gpio

tests/drivers/dac/dac_api/src/test_dac.c

@@ -106,6 +106,12 @@
 #define DAC_RESOLUTION  12
 #define DAC_CHANNEL_ID  0
 
+#elif defined(CONFIG_BOARD_MIMXRT1170_EVK)
+
+#define DAC_DEVICE_NODE		DT_NODELABEL(dac)
+#define DAC_RESOLUTION	12
+#define DAC_CHANNEL_ID	0
+
 #else
 #error "Unsupported board."
 #endif