sfc: Add support for SFN4112F SFP+ reference design

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sfc/boards.h b/drivers/net/sfc/boards.h
index d93c6c6..44942de 100644
--- a/drivers/net/sfc/boards.h
+++ b/drivers/net/sfc/boards.h
@@ -15,6 +15,7 @@
 	EFX_BOARD_SFE4001 = 1,
 	EFX_BOARD_SFE4002 = 2,
 	EFX_BOARD_SFN4111T = 0x51,
+	EFX_BOARD_SFN4112F = 0x52,
 };
 
 extern void efx_set_board_info(struct efx_nic *efx, u16 revision_info);