snippets: sdp: mspi: add nRF54L15 DK external flash

Add nRF54L15 DK external flash as a MSPI device. Also, change
VIO drive to standard, so that external flash could transmit
data.

Signed-off-by: Magdalena Pastula <[email protected]>

Author: magp-nordic

snippets/sdp/mspi/soc/nrf54l15_cpuapp.overlay

@@ -80,7 +80,7 @@
 				<NRF_PSEL(SDP_MSPI_DQ2, 2, 3)>,
 				<NRF_PSEL(SDP_MSPI_DQ3, 2, 0)>,
 				<NRF_PSEL(SDP_MSPI_CS0, 2, 5)>;
-			nordic,drive-mode = <NRF_DRIVE_E0E1>;
+			nordic,drive-mode = <NRF_DRIVE_S0S1>;
 		};
 	};
 	/omit-if-no-ref/ sdp_mspi_sleep: sdp_mspi_sleep {
@@ -96,10 +96,37 @@
 	};
 };
 
+/delete-node/ &mx25r64;
+
 &sdp_mspi {
 	clock-frequency = <DT_FREQ_M(48)>;
 	pinctrl-0 = <&sdp_mspi_default>;
 	pinctrl-1 = <&sdp_mspi_sleep>;
 	pinctrl-names = "default", "sleep";
 	status = "okay";
+	mx25r64: mx25r6435f@0 {
+		compatible = "jedec,mspi-nor", "zephyr,mspi-emul-device";
+		status = "okay";
+		reg = <0>;
+		jedec-id = [c2 28 17];
+		sfdp-bfp = [
+			e5 20 f1 ff  ff ff ff 03  44 eb 08 6b  08 3b 04 bb
+			ee ff ff ff  ff ff 00 ff  ff ff 00 ff  0c 20 0f 52
+			10 d8 00 ff  23 72 f5 00  82 ed 04 cc  44 83 48 44
+			30 b0 30 b0  f7 c4 d5 5c  00 be 29 ff  f0 d0 ff ff
+		];
+		size = <67108864>;
+		has-dpd;
+		t-enter-dpd = <10000>;
+		t-exit-dpd = <35000>;
+		reset-gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
+
+		mspi-max-frequency = <DT_FREQ_M(1)>;
+		mspi-io-mode = "MSPI_IO_MODE_SINGLE";
+		mspi-data-rate = "MSPI_DATA_RATE_SINGLE";
+		mspi-hardware-ce-num = <0>;
+		mspi-cpp-mode = "MSPI_CPP_MODE_0";
+		mspi-endian = "MSPI_BIG_ENDIAN";
+		mspi-ce-polarity = "MSPI_CE_ACTIVE_LOW";
+	};
 };