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author | Pavel Machek <pavel@ucw.cz> | 2014-01-10 00:14:05 +0100 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2014-01-10 11:44:44 +0100 |
commit | bfb18d824c6a6cc401b73b1da9105aed81eb6434 (patch) | |
tree | 1576b085c224d878dea681361f02c4ed81353077 /drivers/leds/leds-lp5523.c | |
parent | 6fe495e0f80ebe98e311006e6ab491643340917f (diff) | |
download | op-kernel-dev-bfb18d824c6a6cc401b73b1da9105aed81eb6434.zip op-kernel-dev-bfb18d824c6a6cc401b73b1da9105aed81eb6434.tar.gz |
lp5523, lp8501: comment improvements
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>
Diffstat (limited to 'drivers/leds/leds-lp5523.c')
-rw-r--r-- | drivers/leds/leds-lp5523.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c index 6b553d9..2f97651 100644 --- a/drivers/leds/leds-lp5523.c +++ b/drivers/leds/leds-lp5523.c @@ -35,7 +35,15 @@ #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 /* Registers */ |