From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
drivers/staging/media/go7007/s2250-board.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/staging/media/go7007/s2250-board.c b/drivers/staging/media/go7007/s2250-board.c
index cb36427..beaa98b 100644
--- a/drivers/staging/media/go7007/s2250-board.c
+++ b/drivers/staging/media/go7007/s2250-board.c
@@ -29,6 +29,13 @@
MODULE_DESCRIPTION("Sensoray 2250/2251 i2c v4l2 subdev driver");
MODULE_LICENSE("GPL v2");
+/*
+ * Note: this board has two i2c devices: a vpx3226f and a tlv320aic23b.
+ * Due to the unusual way these are accessed on this device we do not
+ * reuse the i2c drivers, but instead they are implemented in this
+ * driver. It would be nice to improve on this, though.
+ */
+
#define TLV320_ADDRESS 0x34
#define VPX322_ADDR_ANALOGCONTROL1 0x02
#define VPX322_ADDR_BRIGHTNESS0 0x0127
--
1.7.10.4
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