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path: root/drivers/leds/leds-lp5523.c
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Diffstat (limited to 'drivers/leds/leds-lp5523.c')
-rw-r--r--drivers/leds/leds-lp5523.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c
index fd9ab5f61441..3a0bc886a87a 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 */