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-rw-r--r--src/soc/intel/broadwell/include/soc/systemagent.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/include/soc/systemagent.h b/src/soc/intel/broadwell/include/soc/systemagent.h
index 5142b09e0a..325a4a5a6c 100644
--- a/src/soc/intel/broadwell/include/soc/systemagent.h
+++ b/src/soc/intel/broadwell/include/soc/systemagent.h
@@ -115,6 +115,8 @@
#define MAILBOX_BIOS_CMD_FSM_MEASURE_INTVL 0x909
#define MAILBOX_BIOS_CMD_READ_PCH_POWER 0xa
#define MAILBOX_BIOS_CMD_READ_PCH_POWER_EXT 0xb
+#define MAILBOX_BIOS_CMD_READ_C9C10_VOLTAGE 0x26
+#define MAILBOX_BIOS_CMD_WRITE_C9C10_VOLTAGE 0x27
/* Errors are returned back in bits 7:0. */
#define MAILBOX_BIOS_ERROR_NONE 0
#define MAILBOX_BIOS_ERROR_INVALID_COMMAND 1