On Thu, Aug 8, 2013 at 12:59 AM, Milo Kim <woogyom.kim@xxxxxxxxx> wrote: > Now, all legacy application interfaces are restored. > Each driver documentation is updated. > Good to merge, thanks, -Bryan > Cc: Pali Rohár <pali.rohar@xxxxxxxxx> > Signed-off-by: Milo Kim <milo.kim@xxxxxx> > --- > Documentation/leds/leds-lp5521.txt | 20 +++++++++++++++++++- > Documentation/leds/leds-lp5523.txt | 21 ++++++++++++++++++++- > 2 files changed, 39 insertions(+), 2 deletions(-) > > diff --git a/Documentation/leds/leds-lp5521.txt b/Documentation/leds/leds-lp5521.txt > index 79e4c2e..d08d8c1 100644 > --- a/Documentation/leds/leds-lp5521.txt > +++ b/Documentation/leds/leds-lp5521.txt > @@ -18,7 +18,25 @@ All three channels can be also controlled using the engine micro programs. > More details of the instructions can be found from the public data sheet. > > LP5521 has the internal program memory for running various LED patterns. > -For the details, please refer to 'firmware' section in leds-lp55xx.txt > +There are two ways to run LED patterns. > + > +1) Legacy interface - enginex_mode and enginex_load > + Control interface for the engines: > + x is 1 .. 3 > + enginex_mode : disabled, load, run > + enginex_load : store program (visible only in engine load mode) > + > + Example (start to blink the channel 2 led): > + cd /sys/class/leds/lp5521:channel2/device > + echo "load" > engine3_mode > + echo "037f4d0003ff6000" > engine3_load > + echo "run" > engine3_mode > + > + To stop the engine: > + echo "disabled" > engine3_mode > + > +2) Firmware interface - LP55xx common interface > + For the details, please refer to 'firmware' section in leds-lp55xx.txt > > sysfs contains a selftest entry. > The test communicates with the chip and checks that > diff --git a/Documentation/leds/leds-lp5523.txt b/Documentation/leds/leds-lp5523.txt > index 899fdad..5b3e91d 100644 > --- a/Documentation/leds/leds-lp5523.txt > +++ b/Documentation/leds/leds-lp5523.txt > @@ -28,7 +28,26 @@ If both fields are NULL, 'lp5523' is used by default. > /sys/class/leds/lp5523:channelN (N: 0 ~ 8) > > LP5523 has the internal program memory for running various LED patterns. > -For the details, please refer to 'firmware' section in leds-lp55xx.txt > +There are two ways to run LED patterns. > + > +1) Legacy interface - enginex_mode, enginex_load and enginex_leds > + Control interface for the engines: > + x is 1 .. 3 > + enginex_mode : disabled, load, run > + enginex_load : microcode load (visible only in load mode) > + enginex_leds : led mux control (visible only in load mode) > + > + cd /sys/class/leds/lp5523:channel2/device > + echo "load" > engine3_mode > + echo "9d80400004ff05ff437f0000" > engine3_load > + echo "111111111" > engine3_leds > + echo "run" > engine3_mode > + > + To stop the engine: > + echo "disabled" > engine3_mode > + > +2) Firmware interface - LP55xx common interface > + For the details, please refer to 'firmware' section in leds-lp55xx.txt > > Selftest uses always the current from the platform data. > > -- > 1.7.9.5 > -- To unsubscribe from this list: send the line "unsubscribe linux-leds" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
