coresight: Drop unused 'none' enum value for each component

CORESIGHT_DEV_TYPE_NONE/CORESIGHT_DEV_SUBTYPE_XXXX_NONE values are not used
any where. Actual enumeration can start from 0. Just drop these unused enum
values.

Cc: Mathieu Poirier <[e-mail]>
Cc: Suzuki K Poulose <[e-mail]>
Cc: Mike Leach <[e-mail]>
Cc: Leo Yan <[e-mail]>
Cc: [e-mail]
Cc: [e-mail]
Cc: [e-mail]
Signed-off-by: Anshuman Khandual <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Mathieu Poirier <[e-mail]>
Signed-off-by: Suzuki K Poulose <[e-mail]>

drivers/hwtracing/coresight/coresight-core.c

···
 
 static struct device_type coresight_dev_type[] = {
 	{
-		.name = "none",
-	},
-	{
 		.name = "sink",
 		.groups = coresight_sink_groups,
 	},

include/linux/coresight.h

···
 extern struct bus_type coresight_bustype;
 
 enum coresight_dev_type {
-	CORESIGHT_DEV_TYPE_NONE,
 	CORESIGHT_DEV_TYPE_SINK,
 	CORESIGHT_DEV_TYPE_LINK,
 	CORESIGHT_DEV_TYPE_LINKSINK,
···
 };
 
 enum coresight_dev_subtype_sink {
-	CORESIGHT_DEV_SUBTYPE_SINK_NONE,
 	CORESIGHT_DEV_SUBTYPE_SINK_PORT,
 	CORESIGHT_DEV_SUBTYPE_SINK_BUFFER,
 	CORESIGHT_DEV_SUBTYPE_SINK_SYSMEM,
···
 };
 
 enum coresight_dev_subtype_link {
-	CORESIGHT_DEV_SUBTYPE_LINK_NONE,
 	CORESIGHT_DEV_SUBTYPE_LINK_MERG,
 	CORESIGHT_DEV_SUBTYPE_LINK_SPLIT,
 	CORESIGHT_DEV_SUBTYPE_LINK_FIFO,
 };
 
 enum coresight_dev_subtype_source {
-	CORESIGHT_DEV_SUBTYPE_SOURCE_NONE,
 	CORESIGHT_DEV_SUBTYPE_SOURCE_PROC,
 	CORESIGHT_DEV_SUBTYPE_SOURCE_BUS,
 	CORESIGHT_DEV_SUBTYPE_SOURCE_SOFTWARE,
 };
 
 enum coresight_dev_subtype_helper {
-	CORESIGHT_DEV_SUBTYPE_HELPER_NONE,
 	CORESIGHT_DEV_SUBTYPE_HELPER_CATU,
 };