drivers: adc: Place device APIs in linker sections

Use DEVICE_API macro to place driver API instances into a linker section.

Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>

drivers/adc/adc_cc23x0.c

@@ -497,7 +497,7 @@ static int adc_cc23x0_init(const struct device *dev)
 	return 0;
 }
 
-static const struct adc_driver_api adc_cc23x0_driver_api = {
+static DEVICE_API(adc, adc_cc23x0_driver_api) = {
 	.channel_setup = adc_cc23x0_channel_setup,
 	.read = adc_cc23x0_read,
 #ifdef CONFIG_ADC_ASYNC

drivers/adc/adc_ch32v00x.c

@@ -143,7 +143,7 @@ static int adc_ch32v00x_init(const struct device *dev)
 #define ADC_CH32V00X_DEVICE(n)                                                                     \
 	PINCTRL_DT_INST_DEFINE(n);                                                                 \
                                                                                                    \
-	static const struct adc_driver_api adc_ch32v00x_api_##n = {                                \
+	static DEVICE_API(adc, adc_ch32v00x_api_##n) = {                                           \
 		.channel_setup = adc_ch32v00x_channel_setup,                                       \
 		.read = adc_ch32v00x_read,                                                         \
 		.ref_internal = DT_INST_PROP(n, vref_mv),                                          \