1 files changed, 75 insertions, 4 deletions
diff --git a/dts/src/arm/r8a7742-iwg21m.dtsi b/dts/src/arm/r8a7742-iwg21m.dtsi
index 85aff429d4..5621c9ed69 100644
--- a/dts/src/arm/r8a7742-iwg21m.dtsi
+++ b/dts/src/arm/r8a7742-iwg21m.dtsi
@@ -35,10 +35,28 @@
 	clock-frequency = <20000000>;
 };
 
-&pfc {
-	mmc1_pins: mmc1 {
-		groups = "mmc1_data4", "mmc1_ctrl";
-		function = "mmc1";
+&gpio0 {
+	/* GP0_18 set low to select QSPI. Doing so will disable VIN2 */
+	qspi_en {
+		gpio-hog;
+		gpios = <18 GPIO_ACTIVE_HIGH>;
+		output-low;
+		line-name = "QSPI_EN";
+	};
+};
+
+&i2c0 {
+	pinctrl-0 = <&i2c0_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+	clock-frequency = <400000>;
+
+	rtc@68 {
+		compatible = "ti,bq32000";
+		reg = <0x68>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
 	};
 };
 
@@ -51,3 +69,56 @@
 	non-removable;
 	status = "okay";
 };
+
+&pfc {
+	i2c0_pins: i2c0 {
+		groups = "i2c0";
+		function = "i2c0";
+	};
+
+	mmc1_pins: mmc1 {
+		groups = "mmc1_data4", "mmc1_ctrl";
+		function = "mmc1";
+	};
+
+	qspi_pins: qspi {
+		groups = "qspi_ctrl", "qspi_data2";
+		function = "qspi";
+	};
+};
+
+&qspi {
+	pinctrl-0 = <&qspi_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+
+	flash: flash@0 {
+		compatible = "sst,sst25vf016b", "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <50000000>;
+		m25p,fast-read;
+		spi-cpol;
+		spi-cpha;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "bootloader";
+				reg = <0x00000000 0x000c0000>;
+				read-only;
+			};
+			partition@c0000 {
+				label = "env";
+				reg = <0x000c0000 0x00002000>;
+			};
+			partition@c2000 {
+				label = "user";
+				reg = <0x000c2000 0x0013e000>;
+			};
+		};
+	};
+};