soc/intel/tigerlake: Add TGL-H power limits

Convert the power limit defines to an enum and add TGL-H entries.

Change-Id: I6fa7c7338b3157b29ff72769238597e3c528aedb
Signed-off-by: Jeremy Soller <jeremy@system76.com>
Signed-off-by: Tim Crawford <tcrawford@system76.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56943
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/soc/intel/tigerlake/chip.h b/src/soc/intel/tigerlake/chip.h
index cc12da4..966ce7c 100644
--- a/src/soc/intel/tigerlake/chip.h
+++ b/src/soc/intel/tigerlake/chip.h
@@ -24,11 +24,15 @@
 #define MAX_HD_AUDIO_SSP_LINKS  6
 
 /* The first two are for TGL-U */
-#define POWER_LIMITS_U_2_CORE	0
-#define POWER_LIMITS_U_4_CORE	1
-#define POWER_LIMITS_Y_2_CORE	2
-#define POWER_LIMITS_Y_4_CORE	3
-#define POWER_LIMITS_MAX	4
+enum soc_intel_tigerlake_power_limits {
+	POWER_LIMITS_U_2_CORE,
+	POWER_LIMITS_U_4_CORE,
+	POWER_LIMITS_Y_2_CORE,
+	POWER_LIMITS_Y_4_CORE,
+	POWER_LIMITS_H_6_CORE,
+	POWER_LIMITS_H_8_CORE,
+	POWER_LIMITS_MAX
+};
 
 /*
  * Enable External V1P05 Rail in: BIT0:S0i1/S0i2,
diff --git a/src/soc/intel/tigerlake/systemagent.c b/src/soc/intel/tigerlake/systemagent.c
index 7b1813f..f1aa600 100644
--- a/src/soc/intel/tigerlake/systemagent.c
+++ b/src/soc/intel/tigerlake/systemagent.c
@@ -90,6 +90,12 @@
 	case PCI_DEVICE_ID_INTEL_TGL_ID_Y_4_2:
 		soc_config = &config->power_limits_config[POWER_LIMITS_Y_4_CORE];
 		break;
+	case PCI_DEVICE_ID_INTEL_TGL_ID_H_6_1:
+		soc_config = &config->power_limits_config[POWER_LIMITS_H_6_CORE];
+		break;
+	case PCI_DEVICE_ID_INTEL_TGL_ID_H_8_1:
+		soc_config = &config->power_limits_config[POWER_LIMITS_H_8_CORE];
+		break;
 	default:
 		printk(BIOS_ERR, "TGL: unknown SA ID: 0x%4x, skipping power limits "
 		       "configuration\n", sa_pci_id);