7 files changed, 55 insertions, 20 deletions

diff --git a/arch/sandbox/cpu/sdl.c b/arch/sandbox/cpu/sdl.c
index 7dc3dab32e..d4dab36981 100644
--- a/arch/sandbox/cpu/sdl.c
+++ b/arch/sandbox/cpu/sdl.c
@@ -127,7 +127,8 @@ int sandbox_sdl_init_display(int width, int height, int log2_bpp,
 	sdl.pitch = sdl.width * sdl.depth / 8;
 	SDL_Window *screen = SDL_CreateWindow("U-Boot", SDL_WINDOWPOS_UNDEFINED,
 					      SDL_WINDOWPOS_UNDEFINED,
-					      sdl.vis_width, sdl.vis_height, 0);
+					      sdl.vis_width, sdl.vis_height,
+					      SDL_WINDOW_RESIZABLE);
 	if (!screen) {
 		printf("Unable to initialise SDL screen: %s\n",
 		       SDL_GetError());
diff --git a/arch/sandbox/cpu/spl.c b/arch/sandbox/cpu/spl.c
index 7ab8919eb9..9a77da1561 100644
--- a/arch/sandbox/cpu/spl.c
+++ b/arch/sandbox/cpu/spl.c
@@ -12,6 +12,7 @@
 #include <spl.h>
 #include <asm/spl.h>
 #include <asm/state.h>
+#include <test/test.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -53,19 +54,14 @@ SPL_LOAD_IMAGE_METHOD("sandbox", 9, BOOT_DEVICE_BOARD, spl_board_load_image);
 void spl_board_init(void)
 {
 	struct sandbox_state *state = state_get_current();
-	struct udevice *dev;
 
 	preloader_console_init();
-	if (state->show_of_platdata) {
-		/*
-		 * Scan all the devices so that we can output their platform
-		 * data. See sandbox_spl_probe().
-		 */
-		printf("Scanning misc devices\n");
-		for (uclass_first_device(UCLASS_MISC, &dev);
-		     dev;
-		     uclass_next_device(&dev))
-			;
+
+	if (state->run_unittests) {
+		int ret;
+
+		ret = dm_test_main(state->select_unittests);
+		/* continue execution into U-Boot */
 	}
 }
 
diff --git a/arch/sandbox/cpu/start.c b/arch/sandbox/cpu/start.c
index c6a2bbe468..58ada13fba 100644
--- a/arch/sandbox/cpu/start.c
+++ b/arch/sandbox/cpu/start.c
@@ -365,14 +365,23 @@ static int sandbox_cmdline_cb_log_level(struct sandbox_state *state,
 SANDBOX_CMDLINE_OPT_SHORT(log_level, 'L', 1,
 			  "Set log level (0=panic, 7=debug)");
 
-static int sandbox_cmdline_cb_show_of_platdata(struct sandbox_state *state,
+static int sandbox_cmdline_cb_unittests(struct sandbox_state *state,
+					const char *arg)
+{
+	state->run_unittests = true;
+
+	return 0;
+}
+SANDBOX_CMDLINE_OPT_SHORT(unittests, 'u', 0, "Run unit tests");
+
+static int sandbox_cmdline_cb_select_unittests(struct sandbox_state *state,
 					       const char *arg)
 {
-	state->show_of_platdata = true;
+	state->select_unittests = arg;
 
 	return 0;
 }
-SANDBOX_CMDLINE_OPT(show_of_platdata, 0, "Show of-platdata in SPL");
+SANDBOX_CMDLINE_OPT_SHORT(select_unittests, 'k', 1, "Select unit tests to run");
 
 static void setup_ram_buf(struct sandbox_state *state)
 {
diff --git a/arch/sandbox/dts/sandbox.dts b/arch/sandbox/dts/sandbox.dts
index 20f6893829..8b50a40289 100644
--- a/arch/sandbox/dts/sandbox.dts
+++ b/arch/sandbox/dts/sandbox.dts
@@ -69,6 +69,7 @@
 		clock-frequency = <400000>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_i2c0>;
+		u-boot,dm-pre-reloc;
 	};
 
 	pcic: pci@0 {
diff --git a/arch/sandbox/dts/sandbox.dtsi b/arch/sandbox/dts/sandbox.dtsi
index 0faad3f319..81cdc55b0d 100644
--- a/arch/sandbox/dts/sandbox.dtsi
+++ b/arch/sandbox/dts/sandbox.dtsi
@@ -29,6 +29,32 @@
 		};
 	};
 
+	clk_fixed: clk-fixed {
+		u-boot,dm-pre-reloc;
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <1234>;
+	};
+
+	clk_sandbox: clk-sbox {
+		u-boot,dm-pre-reloc;
+		compatible = "sandbox,clk";
+		#clock-cells = <1>;
+		assigned-clocks = <&clk_sandbox 3>;
+		assigned-clock-rates = <321>;
+	};
+
+	clk-test {
+		u-boot,dm-pre-reloc;
+		compatible = "sandbox,clk-test";
+		clocks = <&clk_fixed>,
+			 <&clk_sandbox 1>,
+			 <&clk_sandbox 0>,
+			 <&clk_sandbox 3>,
+			 <&clk_sandbox 2>;
+		clock-names = "fixed", "i2c", "spi", "uart2", "uart1";
+	};
+
 	gpio_a: gpios@0 {
 		u-boot,dm-pre-reloc;
 		gpio-controller;
@@ -64,6 +90,7 @@
 			reg = <0x43>;
 			compatible = "sandbox-rtc";
 			sandbox,emul = <&emul0>;
+			u-boot,dm-pre-reloc;
 		};
 		sandbox_pmic: sandbox_pmic {
 			reg = <0x40>;
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index 70ccb4951a..f3b766271d 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -1103,10 +1103,6 @@
 		compatible = "sandbox,sandbox_osd";
 	};
 
-	board {
-		compatible = "sandbox,board_sandbox";
-	};
-
 	sandbox_tee {
 		compatible = "sandbox,tee";
 	};
@@ -1242,6 +1238,10 @@
 		reset-names = "valid", "no_mask", "out_of_range";
 	};
 
+	sysinfo {
+		compatible = "sandbox,sysinfo-sandbox";
+	};
+
 	some_regmapped-bus {
 		#address-cells = <0x1>;
 		#size-cells = <0x1>;
diff --git a/arch/sandbox/include/asm/state.h b/arch/sandbox/include/asm/state.h
index 1bfad305f1..bca1306982 100644
--- a/arch/sandbox/include/asm/state.h
+++ b/arch/sandbox/include/asm/state.h
@@ -90,8 +90,9 @@ struct sandbox_state {
 	bool skip_delays;		/* Ignore any time delays (for test) */
 	bool show_test_output;		/* Don't suppress stdout in tests */
 	int default_log_level;		/* Default log level for sandbox */
-	bool show_of_platdata;		/* Show of-platdata in SPL */
 	bool ram_buf_read;		/* true if we read the RAM buffer */
+	bool run_unittests;		/* Run unit tests */
+	const char *select_unittests;	/* Unit test to run */
 
 	/* Pointer to information for each SPI bus/cs */
 	struct sandbox_spi_info spi[CONFIG_SANDBOX_SPI_MAX_BUS]