drm: fix trivial typos

s/regsiter/register/

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/include/atombios.h b/drivers/gpu/drm/amd/include/atombios.h
index 44c5d4a..5526226 100644
--- a/drivers/gpu/drm/amd/include/atombios.h
+++ b/drivers/gpu/drm/amd/include/atombios.h
@@ -6784,7 +6784,7 @@
   ULONG                         ulMCUcodeRomStartAddr;
   ULONG                         ulMCUcodeLength;
   USHORT                        usMcRegInitTableOffset;     // offset of ATOM_REG_INIT_SETTING array for MC core register settings.
-  USHORT                        usReserved;                 // offset of ATOM_INIT_REG_BLOCK for MC SEQ/PHY regsiter setting
+  USHORT                        usReserved;                 // offset of ATOM_INIT_REG_BLOCK for MC SEQ/PHY register setting
 }ATOM_MC_INIT_PARAM_TABLE_V2_1;