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-rw-r--r--src/soc/intel/broadwell/include/soc/sata.h8
-rw-r--r--src/soc/intel/broadwell/sata.c16
2 files changed, 18 insertions, 6 deletions
diff --git a/src/soc/intel/broadwell/include/soc/sata.h b/src/soc/intel/broadwell/include/soc/sata.h
index 357fe584af..73e7b3150a 100644
--- a/src/soc/intel/broadwell/include/soc/sata.h
+++ b/src/soc/intel/broadwell/include/soc/sata.h
@@ -25,8 +25,12 @@
#define SATA_SP 0xd0 /* Scratchpad */
/* SATA IOBP Registers */
-#define SATA_IOBP_SP0G3IR 0xea000151
-#define SATA_IOBP_SP1G3IR 0xea000051
+#define SATA_IOBP_SP0_SECRT88 0xea002688
+#define SATA_IOBP_SP1_SECRT88 0xea002488
+
+#define SATA_SECRT88_VADJ_MASK 0xff
+#define SATA_SECRT88_VADJ_SHIFT 16
+
#define SATA_IOBP_SP0DTLE_DATA 0xea002550
#define SATA_IOBP_SP0DTLE_EDGE 0xea002554
#define SATA_IOBP_SP1DTLE_DATA 0xea002750
diff --git a/src/soc/intel/broadwell/sata.c b/src/soc/intel/broadwell/sata.c
index cfb3854831..fd1e9f156a 100644
--- a/src/soc/intel/broadwell/sata.c
+++ b/src/soc/intel/broadwell/sata.c
@@ -138,12 +138,20 @@ static void sata_init(struct device *dev)
/* Set Gen3 Transmitter settings if needed */
if (config->sata_port0_gen3_tx)
- pch_iobp_update(SATA_IOBP_SP0G3IR, 0,
- config->sata_port0_gen3_tx);
+ pch_iobp_update(SATA_IOBP_SP0_SECRT88,
+ ~(SATA_SECRT88_VADJ_MASK <<
+ SATA_SECRT88_VADJ_SHIFT),
+ (config->sata_port0_gen3_tx &
+ SATA_SECRT88_VADJ_MASK)
+ << SATA_SECRT88_VADJ_SHIFT);
if (config->sata_port1_gen3_tx)
- pch_iobp_update(SATA_IOBP_SP1G3IR, 0,
- config->sata_port1_gen3_tx);
+ pch_iobp_update(SATA_IOBP_SP1_SECRT88,
+ ~(SATA_SECRT88_VADJ_MASK <<
+ SATA_SECRT88_VADJ_SHIFT),
+ (config->sata_port1_gen3_tx &
+ SATA_SECRT88_VADJ_MASK)
+ << SATA_SECRT88_VADJ_SHIFT);
/* Set Gen3 DTLE DATA / EDGE registers if needed */
if (config->sata_port0_gen3_dtle) {