x86: spi: Add support for lynxpoint

Add Lynxpoint to the driver so that the Asus Chromebox can be supported.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c
index 194e882..9848e0b 100644
--- a/drivers/spi/ich.c
+++ b/drivers/spi/ich.c
@@ -185,7 +185,8 @@
 	     device_id <= PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX) ||
 	    (device_id >= PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MIN &&
 	     device_id <= PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MAX) ||
-	    device_id == PCI_DEVICE_ID_INTEL_VALLEYVIEW_LPC)
+	    device_id == PCI_DEVICE_ID_INTEL_VALLEYVIEW_LPC ||
+	    device_id == PCI_DEVICE_ID_INTEL_LYNXPOINT_LPC)
 		return 9;
 
 	return 0;