6 files changed, 119 insertions, 3 deletions
diff --git a/arch/sandbox/dts/sandbox-boot.sh b/arch/sandbox/dts/sandbox-boot.sh
new file mode 100644
index 00000000000..4f7fa661151
--- /dev/null
+++ b/arch/sandbox/dts/sandbox-boot.sh
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+echo "* default script"
diff --git a/arch/sandbox/dts/sandbox-inner.sh b/arch/sandbox/dts/sandbox-inner.sh
new file mode 100644
index 00000000000..b8fc8f7484b
--- /dev/null
+++ b/arch/sandbox/dts/sandbox-inner.sh
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+# Some comment.
+echo "* inner"
diff --git a/arch/sandbox/dts/sandbox-outer.sh b/arch/sandbox/dts/sandbox-outer.sh
new file mode 100644
index 00000000000..40294085433
--- /dev/null
+++ b/arch/sandbox/dts/sandbox-outer.sh
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+echo "* outer 1"
+source ${fdtcontroladdr}:inner
+echo "* outer 2"
diff --git a/arch/sandbox/dts/sandbox_pmic.dtsi b/arch/sandbox/dts/sandbox_pmic.dtsi
index ff2cb42844c..d90ab040827 100644
--- a/arch/sandbox/dts/sandbox_pmic.dtsi
+++ b/arch/sandbox/dts/sandbox_pmic.dtsi
@@ -47,6 +47,12 @@
 		regulator-min-microvolt = <1500000>;
 		regulator-max-microvolt = <1500000>;
 	};
+
+	ldo3 {
+		regulator-name = "SUPPLY_1.8_3.3V";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <3300000>;
+	};
 };
 
 &mc34708 {
diff --git a/arch/sandbox/dts/sandbox_scripts.dtsi b/arch/sandbox/dts/sandbox_scripts.dtsi
new file mode 100644
index 00000000000..c800ec39e87
--- /dev/null
+++ b/arch/sandbox/dts/sandbox_scripts.dtsi
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/ {
+	images {
+		default = "boot";
+		boot {
+			description = "Test boot script";
+			data = /incbin/("sandbox-boot.sh");
+			type = "script";
+			compression = "none";
+		};
+		outer {
+			description = "Script testing recursion";
+			data = /incbin/("sandbox-outer.sh");
+			type = "script";
+			compression = "none";
+		};
+		inner {
+			description = "Another test script";
+			data = /incbin/("sandbox-inner.sh");
+			type = "script";
+			compression = "none";
+		};
+	};
+};
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index ac92ebf1afd..d24feec5422 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -16,6 +16,7 @@
 #include <dt-bindings/leds/common.h>
 #include <dt-bindings/pinctrl/sandbox-pinmux.h>
 #include <dt-bindings/mux/mux.h>
+#include <dt-bindings/phy/phy.h>
 
 / {
 	model = "sandbox";
@@ -175,7 +176,7 @@
 			storage = "mmc3";
 			skip-offset = <0x800000>;
 			area-start = <0>;
-			area-size = <0xe00000>;
+			area-size = <0x2000000>;
 			state-offset = <0xdffc00>;
 			state-size = <0x40>;
 			version-offset = <0xdffe00>;
@@ -502,6 +503,65 @@
 		phy-names = "phy1";
 	};
 
+	/* PHY common props test nodes */
+	phy_common_props_missing: phy-common-props-missing {
+		/* empty: no rx-polarity or tx-polarity properties */
+	};
+
+	phy_common_props_more_values: phy-common-props-more-values {
+		/* 3 values but only 2 names => count mismatch */
+		rx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT PHY_POL_NORMAL>;
+		rx-polarity-names = "sgmii", "2500base-x";
+		tx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT PHY_POL_NORMAL>;
+		tx-polarity-names = "sgmii", "2500base-x";
+	};
+
+	phy_common_props_single: phy-common-props-single {
+		/* 1 value, no names array => value applies to all modes */
+		rx-polarity = <PHY_POL_INVERT>;
+		tx-polarity = <PHY_POL_INVERT>;
+	};
+
+	phy_common_props_more_names: phy-common-props-more-names {
+		/* 2 values but 3 names => count mismatch */
+		rx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT>;
+		rx-polarity-names = "sgmii", "2500base-x", "1000base-x";
+		tx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT>;
+		tx-polarity-names = "sgmii", "2500base-x", "1000base-x";
+	};
+
+	phy_common_props_find_by_name: phy-common-props-find-by-name {
+		/* valid 3-element arrays, lookup by mode name */
+		rx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT PHY_POL_AUTO>;
+		rx-polarity-names = "sgmii", "2500base-x", "usb-ss";
+		tx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT PHY_POL_NORMAL>;
+		tx-polarity-names = "sgmii", "2500base-x", "1000base-x";
+	};
+
+	phy_common_props_no_default: phy-common-props-no-default {
+		/* name not in array, no "default" entry => -EINVAL */
+		rx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT>;
+		rx-polarity-names = "2500base-x", "1000base-x";
+		tx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT>;
+		tx-polarity-names = "2500base-x", "1000base-x";
+	};
+
+	phy_common_props_with_default: phy-common-props-with-default {
+		/* name not in array, but "default" entry exists */
+		rx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT>;
+		rx-polarity-names = "2500base-x", "default";
+		tx-polarity = <PHY_POL_NORMAL PHY_POL_INVERT>;
+		tx-polarity-names = "2500base-x", "default";
+	};
+
+	phy_common_props_unsupported: phy-common-props-unsupported {
+		/* PHY_POL_AUTO is not supported for manual-only modes */
+		rx-polarity = <PHY_POL_AUTO>;
+		rx-polarity-names = "sgmii";
+		tx-polarity = <PHY_POL_AUTO>;
+		tx-polarity-names = "sgmii";
+	};
+
 	some-bus {
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -967,6 +1027,9 @@
 			emul1: emull {
 				compatible = "sandbox,i2c-rtc-emul";
 			};
+			emul_pmbus: emul-pmbus {
+				compatible = "sandbox,i2c-pmbus";
+			};
 		};
 
 		sandbox_pmic: sandbox_pmic@40 {
@@ -978,6 +1041,13 @@
 			reg = <0x41>;
 			sandbox,emul = <&emul_pmic1>;
 		};
+
+		pmbus@70 {
+			reg = <0x70>;
+			compatible = "pmbus";
+			regulator-name = "sandbox-pmbus-vout";
+			sandbox,emul = <&emul_pmbus>;
+		};
 	};
 
 	i3c0 {
@@ -1470,10 +1540,16 @@
 		#reset-cells = <1>;
 	};
 
+	resetc_fb: reset-ctl-fallback {
+		compatible = "sandbox,reset-ctl-fallback-only";
+		#reset-cells = <1>;
+	};
+
 	reset-ctl-test {
 		compatible = "sandbox,reset-ctl-test";
-		resets = <&resetc 100>, <&resetc 2>, <&resetc 20>, <&resetc 40>;
-		reset-names = "other", "test", "test2", "test3";
+		resets = <&resetc 100>, <&resetc 2>, <&resetc 20>, <&resetc 40>,
+			 <&resetc_fb 5>;
+		reset-names = "other", "test", "test2", "test3", "fallback";
 	};
 
 	rng {