tests: gpio_basic_api: Convert test to use DEVICE_DT_GET

Move to use DEVICE_DT_GET instead of device_get_binding as
we work on phasing out use of DTS 'label' property.

Signed-off-by: Kumar Gala <[email protected]>

Author: galak

tests/drivers/gpio/gpio_basic_api/src/main.c

@@ -21,11 +21,12 @@ static void board_setup(void)
 {
 #if DT_NODE_HAS_STATUS(DT_INST(0, test_gpio_basic_api), okay)
 	/* PIN_IN and PIN_OUT must be on same controller. */
-	if (strcmp(DT_GPIO_LABEL(DT_INST(0, test_gpio_basic_api), out_gpios),
-		   DT_GPIO_LABEL(DT_INST(0, test_gpio_basic_api), in_gpios)) != 0) {
+	const struct device *in_dev = DEVICE_DT_GET(DEV_OUT);
+	const struct device *out_dev = DEVICE_DT_GET(DEV_IN);
+
+	if (in_dev != out_dev) {
 		printk("FATAL: output controller %s != input controller %s\n",
-		       DT_GPIO_LABEL(DT_INST(0, test_gpio_basic_api), out_gpios),
-		       DT_GPIO_LABEL(DT_INST(0, test_gpio_basic_api), in_gpios));
+		       out_dev->name, in_dev->name);
 		k_panic();
 	}
 #endif
@@ -37,12 +38,6 @@ static void board_setup(void)
 	 * selected as test pins in device tree.
 	 */
 
-	if (strcmp(DEV_NAME, "GPIO_5") != 0) {
-		printk("FATAL: controller set in DTS %s != controller %s\n",
-		       DEV_NAME, "GPIO_5");
-		k_panic();
-	}
-
 	if (PIN_IN != 15) {
 		printk("FATAL: input pin set in DTS %d != %d\n", PIN_IN, 15);
 		k_panic();
@@ -87,16 +82,17 @@ static void board_setup(void)
 			    IOMUXC_SW_PAD_CTL_PAD_SPEED(2) |
 			    IOMUXC_SW_PAD_CTL_PAD_DSE(6));
 #elif defined(CONFIG_BOARD_RV32M1_VEGA)
-	const char *pmx_name = DT_LABEL(DT_NODELABEL(porta));
-	const struct device *pmx = device_get_binding(pmx_name);
+	const struct device *pmx = DEVICE_DT_GET(DT_NODELABEL(porta));
+
+	zassert_true(device_is_ready(pmx), "pinmux dev is not ready");
 
 	pinmux_pin_set(pmx, PIN_OUT, PORT_PCR_MUX(kPORT_MuxAsGpio));
 	pinmux_pin_set(pmx, PIN_IN, PORT_PCR_MUX(kPORT_MuxAsGpio));
 #elif defined(CONFIG_GPIO_EMUL)
 	extern struct gpio_callback gpio_emul_callback;
-	const struct device *dev = device_get_binding(DEV_NAME);
-	zassert_not_equal(dev, NULL,
-			  "Device not found");
+	const struct device *dev = DEVICE_DT_GET(DEV);
+
+	zassert_true(device_is_ready(dev), "GPIO dev is not ready");
 	int rc = gpio_add_callback(dev, &gpio_emul_callback);
 	__ASSERT(rc == 0, "gpio_add_callback() failed: %d", rc);
 #endif

tests/drivers/gpio/gpio_basic_api/src/test_callback_manage.c

@@ -83,7 +83,7 @@ static void trigger_callback(const struct device *dev, int enable_cb)
 
 static int test_callback_add_remove(void)
 {
-	const struct device *dev = device_get_binding(DEV_NAME);
+	const struct device *dev = DEVICE_DT_GET(DEV);
 
 	/* SetUp: initialize environment */
 	int rc = init_callback(dev, callback_1, callback_2);
@@ -132,7 +132,7 @@ static int test_callback_add_remove(void)
 static int test_callback_self_remove(void)
 {
 	int res = TC_FAIL;
-	const struct device *dev = device_get_binding(DEV_NAME);
+	const struct device *dev = DEVICE_DT_GET(DEV);
 
 	/* SetUp: initialize environment */
 	int rc = init_callback(dev, callback_1, callback_remove_self);
@@ -184,7 +184,7 @@ static int test_callback_self_remove(void)
 
 static int test_callback_enable_disable(void)
 {
-	const struct device *dev = device_get_binding(DEV_NAME);
+	const struct device *dev = DEVICE_DT_GET(DEV);
 
 	/* SetUp: initialize environment */
 	int rc = init_callback(dev, callback_1, callback_2);

tests/drivers/gpio/gpio_basic_api/src/test_callback_trigger.c

@@ -33,7 +33,7 @@ static void callback(const struct device *dev,
 
 static int test_callback(int mode)
 {
-	const struct device *dev = device_get_binding(DEV_NAME);
+	const struct device *dev = DEVICE_DT_GET(DEV);
 	struct drv_data *drv_data = &data;
 
 	gpio_pin_interrupt_configure(dev, PIN_IN, GPIO_INT_DISABLE);

tests/drivers/gpio/gpio_basic_api/src/test_gpio.h

@@ -21,16 +21,18 @@
  * If this is not present devices that have gpio-0, gpio-1, or gpio-2
  * aliases are supported for build-only tests.
  */
-#define DEV_NAME DT_GPIO_LABEL(DT_INST(0, test_gpio_basic_api), out_gpios)
+#define DEV_OUT DT_GPIO_CTLR(DT_INST(0, test_gpio_basic_api), out_gpios)
+#define DEV_IN DT_GPIO_CTLR(DT_INST(0, test_gpio_basic_api), in_gpios)
+#define DEV DEV_OUT /* DEV_OUT should equal DEV_IN, we test for this */
 #define PIN_OUT DT_GPIO_PIN(DT_INST(0, test_gpio_basic_api), out_gpios)
 #define PIN_IN DT_GPIO_PIN(DT_INST(0, test_gpio_basic_api), in_gpios)
 
 #elif DT_NODE_HAS_STATUS(DT_ALIAS(gpio_0), okay)
-#define DEV_NAME DT_LABEL(DT_ALIAS(gpio_0))
+#define DEV DT_GPIO_CTLR(DT_ALIAS(gpio_0))
 #elif DT_NODE_HAS_STATUS(DT_ALIAS(gpio_1), okay)
-#define DEV_NAME DT_LABEL(DT_ALIAS(gpio_1))
+#define DEV DT_GPIO_CTLR(DT_ALIAS(gpio_1))
 #elif DT_NODE_HAS_STATUS(DT_ALIAS(gpio_3), okay)
-#define DEV_NAME DT_LABEL(DT_ALIAS(gpio_3))
+#define DEV DT_GPIO_CTLR(DT_ALIAS(gpio_3))
 #else
 #error Unsupported board
 #endif

tests/drivers/gpio/gpio_basic_api/src/test_gpio_port.c

@@ -69,12 +69,12 @@ static int setup(void)
 	int rc;
 	gpio_port_value_t v1;
 
-	TC_PRINT("Validate device %s\n", DEV_NAME);
-	dev = device_get_binding(DEV_NAME);
-	zassert_not_equal(dev, NULL,
-			  "Device not found");
+	const struct device *dev = DEVICE_DT_GET(DEV);
 
-	TC_PRINT("Check %s output %d connected to input %d\n", DEV_NAME,
+	TC_PRINT("Validate device %s\n", dev->name);
+	zassert_true(device_is_ready(dev), "GPIO dev is not ready");
+
+	TC_PRINT("Check %s output %d connected to input %d\n", dev->name,
 		 PIN_OUT, PIN_IN);
 
 	rc = gpio_pin_configure(dev, PIN_IN, GPIO_INPUT);