tests: lib: devicetree: Add tests for endpoint DT macros

Add tests for the new port / endpoint DT macros Signed-off-by: Josuah Demangeon <[email protected]> Signed-off-by: Phi Bang Nguyen <[email protected]>
zephyrproject-rtos · Dec 6, 2024 · 25f5634 · 25f5634
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diff --git a/dts/bindings/test/vnd,video-multi-port.yaml b/dts/bindings/test/vnd,video-multi-port.yaml
@@ -0,0 +1,14 @@
+# Copyright (c) 2024 tinyVision.ai Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test Video device
+
+compatible: "vnd,video-multi-port"
+
+child-binding:
+  child-binding:
+    child-binding:
+      include: video-interfaces.yaml
+      properties:
+        reg:
+          type: array
diff --git a/dts/bindings/test/vnd,video-single-port.yaml b/dts/bindings/test/vnd,video-single-port.yaml
@@ -0,0 +1,13 @@
+# Copyright (c) 2024 tinyVision.ai Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+description: Test Video device
+
+compatible: "vnd,video-single-port"
+
+child-binding:
+  child-binding:
+    include: video-interfaces.yaml
+    properties:
+      reg:
+        type: array
diff --git a/tests/lib/devicetree/api/app.overlay b/tests/lib/devicetree/api/app.overlay
@@ -506,6 +506,71 @@
 			status = "okay";
 		};
 
+		test_video0: video@10010000 {
+			compatible = "vnd,video-single-port";
+			reg = <0x10010000 0x1000>;
+
+			test_video0_port: port {
+				test_video0_out: endpoint {
+					remote-endpoint-label = "test_video2_port0_in0";
+				};
+			};
+		};
+
+		test_video1: video@10011000 {
+			compatible = "vnd,video-single-port";
+			reg = <0x10011000 0x1000>;
+
+			test_video1_port: port {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				test_video1_out0: endpoint@0 {
+					reg = <0x0>;
+					remote-endpoint-label = "test_video2_port0_in1";
+				};
+
+				test_video1_out1: endpoint@1 {
+					reg = <0x1>;
+					remote-endpoint-label = "test_video2_port1_in";
+				};
+			};
+		};
+
+		test_video2: video@10012000 {
+			compatible = "vnd,video-multi-port";
+			reg = <0x10012000 0x1000>;
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				test_video2_port0: port@0 {
+					reg = <0x0>;
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					test_video2_port0_in0: endpoint@0 {
+						reg = <0x0>;
+						remote-endpoint-label = "test_video0_out";
+					};
+
+					test_video2_port0_in1: endpoint@1 {
+						reg = <0x1>;
+						remote-endpoint-label = "test_video1_out0";
+					};
+				};
+
+				test_video2_port1: port@1 {
+					reg = <0x1>;
+
+					test_video2_port1_in: endpoint {
+						remote-endpoint-label = "test_video1_out1";
+					};
+				};
+			};
+		};
+
 		test_pwm1: pwm@55551111 {
 			compatible = "vnd,pwm";
 			#pwm-cells = <3>;

diff --git a/tests/lib/devicetree/api/src/main.c b/tests/lib/devicetree/api/src/main.c
@@ -76,6 +76,20 @@
 #define TEST_DMA_CTLR_1 DT_NODELABEL(test_dma1)
 #define TEST_DMA_CTLR_2 DT_NODELABEL(test_dma2)
 
+#define TEST_VIDEO2           DT_NODELABEL(test_video2)
+#define TEST_VIDEO2_PORT0     DT_NODELABEL(test_video2_port0)
+#define TEST_VIDEO2_PORT0_IN0 DT_NODELABEL(test_video2_port0_in0)
+#define TEST_VIDEO2_PORT0_IN1 DT_NODELABEL(test_video2_port0_in1)
+#define TEST_VIDEO2_PORT1     DT_NODELABEL(test_video2_port1)
+#define TEST_VIDEO2_PORT1_IN  DT_NODELABEL(test_video2_port1_in)
+#define TEST_VIDEO0           DT_NODELABEL(test_video0)
+#define TEST_VIDEO0_OUT       DT_NODELABEL(test_video0_out)
+#define TEST_VIDEO0_PORT      DT_NODELABEL(test_video0_port)
+#define TEST_VIDEO1           DT_NODELABEL(test_video1)
+#define TEST_VIDEO1_OUT0      DT_NODELABEL(test_video1_out0)
+#define TEST_VIDEO1_OUT1      DT_NODELABEL(test_video1_out1)
+#define TEST_VIDEO1_PORT      DT_NODELABEL(test_video1_port)
+
 #define TEST_IO_CHANNEL_CTLR_1 DT_NODELABEL(test_adc_1)
 #define TEST_IO_CHANNEL_CTLR_2 DT_NODELABEL(test_adc_2)
 
@@ -1309,6 +1323,78 @@ ZTEST(devicetree_api, test_dma)
 	zassert_false(DT_INST_DMAS_HAS_IDX(0, 2), "");
 }
 
+#undef DT_DRV_COMPAT
+DT_FOREACH_STATUS_OKAY_VARGS(vnd_video_single_port, DEVICE_DT_DEFINE, NULL, NULL, NULL, NULL,
+			     POST_KERNEL, CONFIG_APPLICATION_INIT_PRIORITY, NULL);
+DT_FOREACH_STATUS_OKAY_VARGS(vnd_video_multi_port, DEVICE_DT_DEFINE, NULL, NULL, NULL, NULL,
+			     POST_KERNEL, CONFIG_APPLICATION_INIT_PRIORITY, NULL);
+ZTEST(devicetree_api, test_video)
+{
+	/* DT_INST_PORT_BY_ID */
+#define DT_DRV_COMPAT vnd_video_single_port
+	zassert_true(DT_SAME_NODE(DT_INST_PORT_BY_ID(0, 0),
+				  TEST_VIDEO0_PORT), "get port node of video0");
+	zassert_true(DT_SAME_NODE(DT_INST_PORT_BY_ID(1, 0), TEST_VIDEO1_PORT),
+		     "get port node of video1");
+#undef DT_DRV_COMPAT
+#define DT_DRV_COMPAT vnd_video_multi_port
+	zassert_true(DT_SAME_NODE(DT_INST_PORT_BY_ID(0, 0), TEST_VIDEO2_PORT0),
+		     "get port@0 node of video2");
+	zassert_true(DT_SAME_NODE(DT_INST_PORT_BY_ID(0, 1), TEST_VIDEO2_PORT1),
+		     "get port@1 node of video2");
+#undef DT_DRV_COMPAT
+
+	/* DT_INST_ENDPOINT_BY_ID */
+#define DT_DRV_COMPAT vnd_video_single_port
+	zassert_true(DT_SAME_NODE(DT_INST_ENDPOINT_BY_ID(0, 0, 0), TEST_VIDEO0_OUT),
+		     "get endpoint node of port node of video0");
+	zassert_true(DT_SAME_NODE(DT_INST_ENDPOINT_BY_ID(1, 0, 0), TEST_VIDEO1_OUT0),
+		     "get endpoint@0 node of port node of video1");
+	zassert_true(DT_SAME_NODE(DT_INST_ENDPOINT_BY_ID(1, 0, 1), TEST_VIDEO1_OUT1),
+		     "get endpoint@1 node of port node of video1");
+#undef DT_DRV_COMPAT
+#define DT_DRV_COMPAT vnd_video_multi_port
+	zassert_true(DT_SAME_NODE(DT_INST_ENDPOINT_BY_ID(0, 0, 0), TEST_VIDEO2_PORT0_IN0),
+		     "get endpoint@0 node of port@0 node of video2");
+	zassert_true(DT_SAME_NODE(DT_INST_ENDPOINT_BY_ID(0, 0, 1), TEST_VIDEO2_PORT0_IN1),
+		     "get endpoint@1 node of port@0 node of video2");
+	zassert_true(DT_SAME_NODE(DT_INST_ENDPOINT_BY_ID(0, 1, 0), TEST_VIDEO2_PORT1_IN),
+		     "get endpoint node of port@1 node of video2");
+#undef DT_DRV_COMPAT
+
+	/* DT_NODE_BY_ENDPOINT */
+	zassert_true(DT_SAME_NODE(DT_NODE_BY_ENDPOINT(TEST_VIDEO0_OUT),
+				  TEST_VIDEO0), "get video0 node from its endpoint");
+	zassert_true(DT_SAME_NODE(DT_NODE_BY_ENDPOINT(TEST_VIDEO1_OUT0), TEST_VIDEO1),
+		     "get video1 node from its endpoint@0");
+	zassert_true(DT_SAME_NODE(DT_NODE_BY_ENDPOINT(TEST_VIDEO1_OUT1), TEST_VIDEO1),
+		     "get video1 node from its endpoint@1");
+	zassert_true(DT_SAME_NODE(DT_NODE_BY_ENDPOINT(TEST_VIDEO2_PORT0_IN0), TEST_VIDEO2),
+		     "get video2 node from its endpoint@0 at port@0");
+	zassert_true(DT_SAME_NODE(DT_NODE_BY_ENDPOINT(TEST_VIDEO2_PORT0_IN1), TEST_VIDEO2),
+		     "get video2 node from its endpoint@1 at port@0");
+	zassert_true(DT_SAME_NODE(DT_NODE_BY_ENDPOINT(TEST_VIDEO2_PORT1_IN), TEST_VIDEO2),
+		     "get video2 node from its endpoint at port@1");
+
+	/* DT_NODE_REMOTE_DEVICE */
+#define DT_DRV_COMPAT vnd_video_single_port
+	zassert_true(DT_SAME_NODE(DT_NODE_REMOTE_DEVICE(TEST_VIDEO0_OUT), TEST_VIDEO2),
+			 "get remote device node of video0's endpoint");
+	zassert_true(DT_SAME_NODE(DT_NODE_REMOTE_DEVICE(TEST_VIDEO1_OUT0), TEST_VIDEO2),
+		     "get remote device node of video1's endpoint@0");
+	zassert_true(DT_SAME_NODE(DT_NODE_REMOTE_DEVICE(TEST_VIDEO1_OUT1), TEST_VIDEO2),
+		     "get remote device node of video1's endpoint@1");
+#undef DT_DRV_COMPAT
+#define DT_DRV_COMPAT vnd_video_multi_port
+	zassert_true(DT_SAME_NODE(DT_NODE_REMOTE_DEVICE(TEST_VIDEO2_PORT0_IN0), TEST_VIDEO0),
+		     "get remote device node of video2's port@0 endpoint@0");
+	zassert_true(DT_SAME_NODE(DT_NODE_REMOTE_DEVICE(TEST_VIDEO2_PORT0_IN1), TEST_VIDEO1),
+		     "get remote device node of video2's port@0 endpoint@1");
+	zassert_true(DT_SAME_NODE(DT_NODE_REMOTE_DEVICE(TEST_VIDEO2_PORT1_IN), TEST_VIDEO1),
+		     "get remote device node of video2's port@1 endpoint");
+#undef DT_DRV_COMPAT
+}
+
 #undef DT_DRV_COMPAT
 #define DT_DRV_COMPAT vnd_phandle_holder
 ZTEST(devicetree_api, test_pwms)