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lp5523, lp8501: comment improvements

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Add some comments that are not obvious from first look at the driver
to lp5523, fix typo in lp8501.

Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Pavel Machek 2014-01-10 00:14:05 +01:00 committed by Jiri Kosina
parent 6fe495e0f8
commit bfb18d824c
2 changed files with 10 additions and 2 deletions
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10
drivers/leds/leds-lp5523.c
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@ -35,7 +35,15 @@
#include "leds-lp55xx-common.h" #include "leds-lp55xx-common.h"
#define LP5523_PROGRAM_LENGTH 32 #define LP5523_PROGRAM_LENGTH 32 /* bytes */
/* Memory is used like this:
0x00 engine 1 program
0x10 engine 2 program
0x20 engine 3 program
0x30 engine 1 muxing info
0x40 engine 2 muxing info
0x50 engine 3 muxing info
*/
#define LP5523_MAX_LEDS 9 #define LP5523_MAX_LEDS 9
/* Registers */ /* Registers */

2
drivers/leds/leds-lp8501.c
View File

@ -263,7 +263,7 @@ static void lp8501_firmware_loaded(struct lp55xx_chip *chip)
} }
/* /*
* Program momery sequence * Program memory sequence
* 1) set engine mode to "LOAD" * 1) set engine mode to "LOAD"
* 2) write firmware data into program memory * 2) write firmware data into program memory
*/ */