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-rw-r--r--src/soc/intel/skylake/vr_config.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/src/soc/intel/skylake/vr_config.c b/src/soc/intel/skylake/vr_config.c
index da2bfc8af2..54dfd31ebe 100644
--- a/src/soc/intel/skylake/vr_config.c
+++ b/src/soc/intel/skylake/vr_config.c
@@ -121,15 +121,17 @@ static uint16_t get_sku_icc_max(int domain)
* SKL-U + OPC (15W) GT3 dual 5.1 29 57/19
* SKL-U (15W) GT2 dual 4.5 29 31
*
- * KBL-U/R + OPC (28W) GT3 dual 5.1 32 57/19
- * KBL-U/R + OPC (15W) GT3 dual 5.1 32 57/19
+ * KBL-U + OPC (28W) GT3 dual 5.1 32 57/19
+ * KBL-U + OPC (15W) GT3 dual 5.1 32 57/19
+ * KBL-U (15W) GT1/2 dual 4.5 32 31
+ * KBL-U [*] (15W) GT1 quad 4.5 29 31
*
* KBL-U/R (15W) GT2 quad 6 64 31
- * KBL-U/R (15W) GT1/2 dual 4.5 32 31
- * KBL-U/R (15W) GT2 quad 4.5 29 31
*
* SKL/KBL-Y (6W) 4.1 24 24
* SKL/KBL-Y (4.5W) 4.1 24 24
+ *
+ * [*] Pentium/Celeron CPUs with HD Graphics 610
*/
switch (mch_id) {
@@ -220,10 +222,17 @@ static uint16_t get_sku_icc_max(int domain)
case PCI_DEVICE_ID_INTEL_KBL_ID_U: {
uint16_t icc_max[NUM_VR_DOMAINS] = VR_CFG_ALL_DOMAINS_ICC(4.5, 32, 31, 31);
- if ((igd_id == PCI_DEVICE_ID_INTEL_KBL_GT3E_SULTM_1) ||
- (igd_id == PCI_DEVICE_ID_INTEL_KBL_GT3E_SULTM_2))
+ if (igd_id == PCI_DEVICE_ID_INTEL_KBL_GT1_SULTM)
icc_max[VR_IA_CORE] = VR_CFG_AMP(29);
+ else if ((igd_id == PCI_DEVICE_ID_INTEL_KBL_GT3E_SULTM_1) ||
+ (igd_id == PCI_DEVICE_ID_INTEL_KBL_GT3E_SULTM_2)) {
+ const uint16_t icc_max_gt3[NUM_VR_DOMAINS] =
+ VR_CFG_ALL_DOMAINS_ICC(5.1, 32, 57, 19);
+
+ return icc_max_gt3[domain];
+ }
+
return icc_max[domain];
}
default: