diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
index 012227c70600..064f7615759c 100644
--- a/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
+++ b/drivers/gpu/drm/amd/pm/legacy-dpm/si_dpm.c
@@ -5263,7 +5263,8 @@ static int si_init_smc_table(struct amdgpu_device *adev)
 		break;
 	}
 
-	if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
+	if ((adev->flags & AMD_IS_MOBILITY) &&
+	    (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC))
 		table->systemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
 
 	if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT) {