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-rw-r--r--include/linux/mfd/viperboard.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mfd/viperboard.h b/include/linux/mfd/viperboard.h
index ef7851430d86..193452848c04 100644
--- a/include/linux/mfd/viperboard.h
+++ b/include/linux/mfd/viperboard.h
@@ -46,6 +46,7 @@
#define VPRBRD_USB_REQUEST_I2C 0xe9
#define VPRBRD_USB_REQUEST_MAJOR 0xea
#define VPRBRD_USB_REQUEST_MINOR 0xeb
+#define VPRBRD_USB_REQUEST_ADC 0xec
#define VPRBRD_USB_REQUEST_GPIOA 0xed
#define VPRBRD_USB_REQUEST_GPIOB 0xdd