All the registers are 8-bit except for the analog output and timer
registers. For clarity, add some comments.

Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/staging/comedi/drivers/quatech_daqp_cs.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/comedi/drivers/quatech_daqp_cs.c 
b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
index b7a20f7..c575104 100644
--- a/drivers/staging/comedi/drivers/quatech_daqp_cs.c
+++ b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
@@ -111,8 +111,10 @@
 #define DAQP_CMD_SCANRATE_25KHZ                DAQP_CMD_SCANRATE(2)
 #define DAQP_CMD_FIFO_DATA             BIT(0)
 
-#define DAQP_AO_REG                    0x08
-#define DAQP_TIMER_REG                 0x0a
+#define DAQP_AO_REG                    0x08    /* and 0x09 (16-bit) */
+
+#define DAQP_TIMER_REG                 0x0a    /* and 0x0b (16-bit) */
+
 #define DAQP_AUX_REG                   0x0f
 
 #define DAQP_AUX_TRIGGER_TTL           0x00
-- 
2.5.1

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