perf: arm_pmuv3: Add support for ARM Rainier PMU

Add support for the ARM Rainier CPU core PMU.

Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20250221180349.1413089-7-vincenzo.frascino@arm.com
Signed-off-by: Will Deacon <will@kernel.org>

Author: fvincenzo

drivers/perf/arm_pmuv3.c

@@ -1369,6 +1369,7 @@ PMUV3_INIT_SIMPLE(armv8_neoverse_v1)
 PMUV3_INIT_SIMPLE(armv8_neoverse_v2)
 PMUV3_INIT_SIMPLE(armv8_neoverse_v3)
 PMUV3_INIT_SIMPLE(armv8_neoverse_v3ae)
+PMUV3_INIT_SIMPLE(armv8_rainier)
 
 PMUV3_INIT_SIMPLE(armv8_nvidia_carmel)
 PMUV3_INIT_SIMPLE(armv8_nvidia_denver)
@@ -1416,6 +1417,7 @@ static const struct of_device_id armv8_pmu_of_device_ids[] = {
 	{.compatible = "arm,neoverse-v2-pmu",	.data = armv8_neoverse_v2_pmu_init},
 	{.compatible = "arm,neoverse-v3-pmu",	.data = armv8_neoverse_v3_pmu_init},
 	{.compatible = "arm,neoverse-v3ae-pmu",	.data = armv8_neoverse_v3ae_pmu_init},
+	{.compatible = "arm,rainier-pmu",	.data = armv8_rainier_pmu_init},
 	{.compatible = "cavium,thunder-pmu",	.data = armv8_cavium_thunder_pmu_init},
 	{.compatible = "brcm,vulcan-pmu",	.data = armv8_brcm_vulcan_pmu_init},
 	{.compatible = "nvidia,carmel-pmu",	.data = armv8_nvidia_carmel_pmu_init},