powercap / RAPL: Enable Broxton RAPL support

Broxton CPU ID for the RAPL driver.
Signed-off-by: Amy Wiles <amy.l.wiles@intel.com>
[ rjw: Subject and changelog. ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/powercap/intel_rapl.c

@@ -1102,6 +1102,7 @@ static const struct x86_cpu_id rapl_ids[] __initconst = {
 	RAPL_CPU(0x4A, rapl_defaults_tng),/* Tangier */
 	RAPL_CPU(0x56, rapl_defaults_core),/* Future Xeon */
 	RAPL_CPU(0x5A, rapl_defaults_ann),/* Annidale */
+	RAPL_CPU(0X5C, rapl_defaults_core),/* Broxton */
 	RAPL_CPU(0x5E, rapl_defaults_core),/* Skylake-H/S */
 	RAPL_CPU(0x57, rapl_defaults_hsw_server),/* Knights Landing */
 	{}