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-rw-r--r--Documentation/drivers/ipmi_kcs.md9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/drivers/ipmi_kcs.md b/Documentation/drivers/ipmi_kcs.md
index f6f0fb986a..c4db492e00 100644
--- a/Documentation/drivers/ipmi_kcs.md
+++ b/Documentation/drivers/ipmi_kcs.md
@@ -42,6 +42,15 @@ The following registers can be set:
* `gpe_interrupt`
* Integer
* The bit in GPE (SCI) used to notify about a change on the KCS.
+* `wait_for_bmc`
+ * Boolean
+ * Wait for BMC to boot. This can be used if the BMC takes a long time to boot
+ after PoR:
+ - AST2400 on Supermicro X11SSH: 34 s
+* `bmc_boot_timeout`
+ * Integer
+ * The timeout in seconds to wait for the IPMI service to be loaded.
+ Will be used if wait_for_bmc is true.
[IPMI]: https://www.intel.com/content/dam/www/public/us/en/documents/product-briefs/ipmi-second-gen-interface-spec-v2-rev1-1.pdf