diff --git a/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h b/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h
index 0d7f5c618b56a32fa2cf0544bddb4b338ea88625..5d8451ee391eabfa0689a6206270867e2acd226e 100644
--- a/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h
+++ b/drivers/staging/media/atomisp/include/asm/intel_mid_pcihelpers.h
@@ -24,4 +24,3 @@ void intel_mid_msgbus_write32_raw(u32 cmd, u32 data);
 void intel_mid_msgbus_write32(u8 port, u32 addr, u32 data);
 u32 intel_mid_msgbus_read32_raw_ext(u32 cmd, u32 cmd_ext);
 void intel_mid_msgbus_write32_raw_ext(u32 cmd, u32 cmd_ext, u32 data);
-u32 intel_mid_soc_stepping(void);
diff --git a/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c b/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c
index 341bfd3ab313a8647fea4f12b416cd85b571af1f..c34f461653db90ccc175caf5061dbde5e6783986 100644
--- a/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c
+++ b/drivers/staging/media/atomisp/platform/intel-mid/intel_mid_pcihelpers.c
@@ -154,10 +154,3 @@ void intel_mid_msgbus_write32(u8 port, u32 addr, u32 data)
 	spin_unlock_irqrestore(&msgbus_lock, irq_flags);
 }
 EXPORT_SYMBOL(intel_mid_msgbus_write32);
-
-/* called only from where is later then fs_initcall */
-u32 intel_mid_soc_stepping(void)
-{
-	return pci_root->revision;
-}
-EXPORT_SYMBOL(intel_mid_soc_stepping);