Lines Matching full:lp8557
30 * Various Lenovo models use a TI LP8557 LED backlight controller with its PWM
36 * LP8557 to directly set the level and use the lp855x_bl driver for control.
38 * The LP8557 can either be configured to multiply its PWM input and
47 * the LP8557 should be configured to only take the I2C register into
139 /* LP8557 Backlight controller */
141 .type = "lp8557",
143 .dev_name = "lp8557",
375 /* LP8557 Backlight controller */
377 .type = "lp8557",
379 .dev_name = "lp8557",
672 /* LP8557 Backlight controller */
674 .type = "lp8557",
676 .dev_name = "lp8557",