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/Linux-v6.1/Documentation/leds/
Dleds-lp5521.rst2 Kernel driver for lp5521
5 * National Semiconductor LP5521 led driver chip
6 * Datasheet: http://www.national.com/pf/LP/LP5521.html
15 LP5521 can drive up to 3 channels. Leds can be controlled directly via
17 lp5521:channelx, where x is 0 .. 2
22 LP5521 has the internal program memory for running various LED patterns.
37 cd /sys/class/leds/lp5521:channel2/device
57 - /sys/class/leds/lp5521:channel0/led_current - RW
58 - /sys/class/leds/lp5521:channel0/max_current - RO
Dleds-lp55xx.rst2 LP5521/LP5523/LP55231/LP5562/LP8501 Common Driver
9 LP5521, LP5523/55231, LP5562 and LP8501 have common features as below.
32 For example, LP5521 has maximum 3 LED channels.
35 lp55xx_chip for LP5521 ... lp55xx_led #1
90 For example, run blinking pattern in engine #1 of LP5521::
93 echo 1 > /sys/class/firmware/lp5521/loading
94 echo "4000600040FF6000" > /sys/class/firmware/lp5521/data
95 echo 0 > /sys/class/firmware/lp5521/loading
115 echo 1 > /sys/class/firmware/lp5521/loading
116 echo "4000600040FF6000" > /sys/class/firmware/lp5521/data
[all …]
Dleds-lp5562.rst29 Unlike the LP5521/LP5523/55231, LP5562 has unique feature for the engine mux,
75 Like LP5521 and LP5523/55231, LP5562 provides LED current settings.
Dindex.rst23 leds-lp5521
/Linux-v6.1/arch/arm/boot/dts/
Dste-href.dtsi88 lp5521@33 {
89 compatible = "national,lp5521";
115 lp5521@34 {
116 compatible = "national,lp5521";
/Linux-v6.1/drivers/leds/
Dleds-lp5521.c3 * LP5521 LED chip driver.
593 { "lp5521", 0 }, /* Three channel chip */
600 { .compatible = "national,lp5521", },
608 .name = "lp5521",
620 MODULE_DESCRIPTION("LP5521 LED engine");
DKconfig376 tristate "Common Driver for TI/National LP5521/5523/55231/5562/8501"
384 This option supports common operations for LP5521/5523/55231/5562/8501
388 tristate "LED Support for N.S. LP5521 LED driver chip"
393 LP5521 LED driver. It is 3 channel chip with programmable engines.
Dleds-lp55xx-common.h9 * Derived from leds-lp5521.c, leds-lp5523.c
DMakefile49 obj-$(CONFIG_LEDS_LP5521) += leds-lp5521.o
Dleds-lp55xx-common.c3 * LP5521/LP5523/LP55231/LP5562 Common Driver
9 * Derived from leds-lp5521.c, leds-lp5523.c
/Linux-v6.1/Documentation/devicetree/bindings/leds/
Dleds-lp55xx.yaml18 https://www.ti.com/lit/gpn/lp5521
27 - national,lp5521
/Linux-v6.1/include/linux/platform_data/
Dleds-lp55xx.h9 * Derived from leds-lp5521.h, leds-lp5523.h