LP8550SW-LINUX

Linux-Treiber für LP8550

LP8550SW-LINUX

Überblick

The Linux driver supports the LP8550/1/2/3/5/6 and LP8557. The Linux driver supports communication through the I2C bus and interfaces with the backlight and PWM sub-system.

 

Linux Mainline Status

Available in Linux Main line: Yes
Available through git.ti.com: N/A

Supported Devices:

  • lp8550
  • lp8551
  • lp8552
  • lp8553
  • lp8555
  • lp8556
  • lp8557

 

Linux Source Files

The files associated with this device are:

  1. drivers/video/backlight/lp855x_bl.c
  2. Documentation/devicetree/bindings/leds/backlight/lp855x.txt
  3. include/linux/platform_data/lp855x.h

Source Files

drivers/video/backlight/lp855x_bl.c

Linux Device Tree Documenation

Documentation/devicetree/bindings/leds/backlight/lp855x.txt

Other Files

include/linux/platform_data/lp855x.h

 

Enabling Driver Support

Configure kernel with "make menuconfig" (alternatively use "make xconfig" or "make nconfig")

Menuconfig Location

Symbol: BACKLIGHT_LP855X [=y]Type  : tristatePrompt: Backlight driver for TI LP855X  Location:    -> Device Drivers      -> Graphics support        -> Backlight & LCD device support (BACKLIGHT_LCD_SUPPORT [=y])          -> Lowlevel Backlight controls (BACKLIGHT_CLASS_DEVICE [=y])  Defined at drivers/video/backlight/Kconfig:393  Depends on: HAS_IOMEM [=y] && BACKLIGHT_LCD_SUPPORT [=y] && BACKLIGHT_CLASS_DEVICE [=y] && I2C [=y] && PWM [=y]

Fixes and Code Enhancements

If there are fixes and or code enhancements that need to be added to thisdriver please either1. Send the patches to the relevant Linux Kernel community as listed in the maintainers file located: Hereor2.  Contact your TI representative.

 

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