staging: comedi: das16: remove the register map comments

This is just extra cruft. Remove it.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/drivers/das16.c

@@ -89,91 +89,8 @@ www.measurementcomputing.com
 #define DAS16_DMA_SIZE 0xff00	/*  size in bytes of allocated dma buffer */
 
 /*
-    cio-das16.pdf
-
-    "das16"
-    "das16/f"
-
-  0	a/d bits 0-3		start 12 bit
-  1	a/d bits 4-11		unused
-  2	mux read		mux set
-  3	di 4 bit		do 4 bit
-  4	unused			ao0_lsb
-  5	unused			ao0_msb
-  6	unused			ao1_lsb
-  7	unused			ao1_msb
-  8	status eoc uni/bip	interrupt reset
-  9	dma, int, trig ctrl	set dma, int
-  a	pacer control		unused
-  b	reserved		reserved
-  cdef	8254
-  0123	8255
-
-*/
-
-/*
-    cio-das16jr.pdf
-
-    "das16jr"
-
-  0	a/d bits 0-3		start 12 bit
-  1	a/d bits 4-11		unused
-  2	mux read		mux set
-  3	di 4 bit		do 4 bit
-  4567	unused			unused
-  8	status eoc uni/bip	interrupt reset
-  9	dma, int, trig ctrl	set dma, int
-  a	pacer control		unused
-  b	gain status		gain control
-  cdef	8254
-
-*/
-
-/*
-    cio-das16jr_16.pdf
-
-    "das16jr_16"
-
-  0	a/d bits 0-7		start 16 bit
-  1	a/d bits 8-15		unused
-  2	mux read		mux set
-  3	di 4 bit		do 4 bit
-  4567	unused			unused
-  8	status eoc uni/bip	interrupt reset
-  9	dma, int, trig ctrl	set dma, int
-  a	pacer control		unused
-  b	gain status		gain control
-  cdef	8254
-
-*/
-/*
-    cio-das160x-1x.pdf
-
-    "das1601/12"
-    "das1602/12"
-    "das1602/16"
-
-  0	a/d bits 0-3		start 12 bit
-  1	a/d bits 4-11		unused
-  2	mux read		mux set
-  3	di 4 bit		do 4 bit
-  4	unused			ao0_lsb
-  5	unused			ao0_msb
-  6	unused			ao1_lsb
-  7	unused			ao1_msb
-  8	status eoc uni/bip	interrupt reset
-  9	dma, int, trig ctrl	set dma, int
-  a	pacer control		unused
-  b	gain status		gain control
-  cdef	8254
-  400	8255
-  404	unused			conversion enable
-  405	unused			burst enable
-  406	unused			das1600 enable
-  407	status
-
-*/
-
+ * Register I/O map
+ */
 #define DAS16_TRIG		0
 #define DAS16_AI_LSB		0
 #define DAS16_AI_MSB		1