1# SPDX-License-Identifier: GPL-2.0-only 2# 3# Backlight & LCD drivers configuration 4# 5 6menu "Backlight & LCD device support" 7 8# 9# LCD 10# 11config LCD_CLASS_DEVICE 12 tristate "Lowlevel LCD controls" 13 help 14 This framework adds support for low-level control of LCD. 15 Some framebuffer devices connect to platform-specific LCD modules 16 in order to have a platform-specific way to control the flat panel 17 (contrast and applying power to the LCD (not to the backlight!)). 18 19 To have support for your specific LCD panel you will have to 20 select the proper drivers which depend on this option. 21 22if LCD_CLASS_DEVICE 23 24config LCD_CORGI 25 tristate "LCD Panel support for SHARP corgi/spitz model" 26 depends on SPI_MASTER && PXA_SHARPSL && BACKLIGHT_CLASS_DEVICE 27 help 28 Say y here to support the LCD panels usually found on SHARP 29 corgi (C7x0) and spitz (Cxx00) models. 30 31config LCD_L4F00242T03 32 tristate "Epson L4F00242T03 LCD" 33 depends on SPI_MASTER 34 depends on GPIOLIB || COMPILE_TEST 35 help 36 SPI driver for Epson L4F00242T03. This provides basic support 37 for init and powering the LCD up/down through a sysfs interface. 38 39config LCD_LMS283GF05 40 tristate "Samsung LMS283GF05 LCD" 41 depends on SPI_MASTER 42 depends on GPIOLIB || COMPILE_TEST 43 help 44 SPI driver for Samsung LMS283GF05. This provides basic support 45 for powering the LCD up/down through a sysfs interface. 46 47config LCD_LTV350QV 48 tristate "Samsung LTV350QV LCD Panel" 49 depends on SPI_MASTER 50 help 51 If you have a Samsung LTV350QV LCD panel, say y to include a 52 power control driver for it. The panel starts up in power 53 off state, so you need this driver in order to see any 54 output. 55 56 The LTV350QV panel is present on all ATSTK1000 boards. 57 58config LCD_ILI922X 59 tristate "ILI Technology ILI9221/ILI9222 support" 60 depends on SPI 61 help 62 If you have a panel based on the ILI9221/9222 controller 63 chip then say y to include a driver for it. 64 65config LCD_ILI9320 66 tristate "ILI Technology ILI9320 controller support" 67 depends on SPI 68 help 69 If you have a panel based on the ILI9320 controller chip 70 then say y to include a power driver for it. 71 72config LCD_TDO24M 73 tristate "Toppoly TDO24M and TDO35S LCD Panels support" 74 depends on SPI_MASTER 75 help 76 If you have a Toppoly TDO24M/TDO35S series LCD panel, say y here to 77 include the support for it. 78 79config LCD_VGG2432A4 80 tristate "VGG2432A4 LCM device support" 81 depends on SPI_MASTER 82 select LCD_ILI9320 83 help 84 If you have a VGG2432A4 panel based on the ILI9320 controller chip 85 then say y to include a power driver for it. 86 87config LCD_PLATFORM 88 tristate "Platform LCD controls" 89 help 90 This driver provides a platform-device registered LCD power 91 control interface. 92 93config LCD_HP700 94 tristate "HP Jornada 700 series LCD Driver" 95 depends on SA1100_JORNADA720_SSP && !PREEMPTION 96 default y 97 help 98 If you have an HP Jornada 700 series handheld (710/720/728) 99 say Y to enable LCD control driver. 100 101config LCD_AMS369FG06 102 tristate "AMS369FG06 AMOLED LCD Driver" 103 depends on SPI && BACKLIGHT_CLASS_DEVICE 104 default n 105 help 106 If you have an AMS369FG06 AMOLED Panel, say Y to enable its 107 LCD control driver. 108 109config LCD_LMS501KF03 110 tristate "LMS501KF03 LCD Driver" 111 depends on SPI 112 default n 113 help 114 If you have an LMS501KF03 LCD Panel, say Y to enable its 115 LCD control driver. 116 117config LCD_HX8357 118 tristate "Himax HX-8357 LCD Driver" 119 depends on SPI 120 help 121 If you have a HX-8357 LCD panel, say Y to enable its LCD control 122 driver. 123 124config LCD_OTM3225A 125 tristate "ORISE Technology OTM3225A support" 126 depends on SPI 127 help 128 If you have a panel based on the OTM3225A controller 129 chip then say y to include a driver for it. 130 131endif # LCD_CLASS_DEVICE 132 133# 134# Backlight 135# 136config BACKLIGHT_CLASS_DEVICE 137 tristate "Lowlevel Backlight controls" 138 help 139 This framework adds support for low-level control of the LCD 140 backlight. This includes support for brightness and power. 141 142 To have support for your specific LCD panel you will have to 143 select the proper drivers which depend on this option. 144 145if BACKLIGHT_CLASS_DEVICE 146 147config BACKLIGHT_ATMEL_LCDC 148 bool "Atmel LCDC Contrast-as-Backlight control" 149 depends on FB_ATMEL 150 help 151 This provides a backlight control internal to the Atmel LCDC 152 driver. If the LCD "contrast control" on your board is wired 153 so it controls the backlight brightness, select this option to 154 export this as a PWM-based backlight control. 155 156 If in doubt, it's safe to enable this option; it doesn't kick 157 in unless the board's description says it's wired that way. 158 159config BACKLIGHT_AW99706 160 tristate "Backlight Driver for Awinic AW99706" 161 depends on I2C 162 select REGMAP_I2C 163 help 164 If you have a LCD backlight connected to the WLED output of AW99706 165 WLED output, say Y here to enable this driver. 166 167config BACKLIGHT_EP93XX 168 tristate "Cirrus EP93xx Backlight Driver" 169 depends on FB_EP93XX 170 help 171 If you have a LCD backlight connected to the BRIGHT output of 172 the EP93xx, say Y here to enable this driver. 173 174 To compile this driver as a module, choose M here: the module will 175 be called ep93xx_bl. 176 177config BACKLIGHT_IPAQ_MICRO 178 tristate "iPAQ microcontroller backlight driver" 179 depends on MFD_IPAQ_MICRO 180 default y 181 help 182 Say y to enable the backlight driver for Compaq iPAQ handheld 183 computers. Say yes if you have one of the h3100/h3600/h3700 184 machines. 185 186config BACKLIGHT_KTD253 187 tristate "Backlight Driver for Kinetic KTD253" 188 depends on GPIOLIB || COMPILE_TEST 189 help 190 Say y to enabled the backlight driver for the Kinetic KTD253 191 which is a 1-wire GPIO-controlled backlight found in some mobile 192 phones. 193 194config BACKLIGHT_KTD2801 195 tristate "Backlight Driver for Kinetic KTD2801" 196 depends on GPIOLIB || COMPILE_TEST 197 select LEDS_EXPRESSWIRE 198 help 199 Say Y to enable the backlight driver for the Kinetic KTD2801 1-wire 200 GPIO-controlled backlight found in Samsung Galaxy Core Prime VE LTE. 201 202config BACKLIGHT_KTZ8866 203 tristate "Backlight Driver for Kinetic KTZ8866" 204 depends on I2C 205 select REGMAP_I2C 206 help 207 Say Y to enable the backlight driver for the Kinetic KTZ8866 208 found in Xiaomi Mi Pad 5 series. 209 210config BACKLIGHT_LM3533 211 tristate "Backlight Driver for LM3533" 212 depends on MFD_LM3533 213 help 214 Say Y to enable the backlight driver for National Semiconductor / TI 215 LM3533 Lighting Power chips. 216 217 The backlights can be controlled directly, through PWM input, or by 218 the ambient-light-sensor interface. The chip supports 256 brightness 219 levels. 220 221config BACKLIGHT_LOCOMO 222 tristate "Sharp LOCOMO LCD/Backlight Driver" 223 depends on SHARP_LOCOMO 224 default y 225 help 226 If you have a Sharp Zaurus SL-5500 (Collie) or SL-5600 (Poodle) say y to 227 enable the LCD/backlight driver. 228 229config BACKLIGHT_OMAP1 230 tristate "OMAP1 PWL-based LCD Backlight" 231 depends on ARCH_OMAP1 || COMPILE_TEST 232 default ARCH_OMAP1 233 help 234 This driver controls the LCD backlight level and power for 235 the PWL module of OMAP1 processors. Say Y if your board 236 uses this hardware. 237 238config BACKLIGHT_HP680 239 tristate "HP Jornada 680 Backlight Driver" 240 depends on SH_HP6XX 241 default y 242 help 243 If you have a HP Jornada 680, say y to enable the 244 backlight driver. 245 246config BACKLIGHT_HP700 247 tristate "HP Jornada 700 series Backlight Driver" 248 depends on SA1100_JORNADA720_SSP && !PREEMPTION 249 default y 250 help 251 If you have an HP Jornada 700 series, 252 say Y to include backlight control driver. 253 254config BACKLIGHT_PWM 255 tristate "Generic PWM based Backlight Driver" 256 depends on PWM 257 help 258 If you have a LCD backlight adjustable by PWM, say Y to enable 259 this driver. 260 261config BACKLIGHT_CGBC 262 tristate "Congatec Board Controller (CGBC) backlight support" 263 depends on MFD_CGBC && X86 264 help 265 Say Y here to enable support for LCD backlight control on Congatec 266 x86-based boards via the CGBC (Congatec Board Controller). 267 268 This driver provides backlight brightness control through the Linux 269 backlight subsystem. It communicates with the board controller to 270 adjust LCD backlight using PWM signals. 271 272config BACKLIGHT_DA903X 273 tristate "Backlight Driver for DA9030/DA9034 using WLED" 274 depends on PMIC_DA903X 275 help 276 If you have a LCD backlight connected to the WLED output of DA9030 277 or DA9034 WLED output, say Y here to enable this driver. 278 279config BACKLIGHT_DA9052 280 tristate "Dialog DA9052/DA9053 WLED" 281 depends on PMIC_DA9052 282 help 283 Enable the Backlight Driver for DA9052-BC and DA9053-AA/Bx PMICs. 284 285config BACKLIGHT_MAX8925 286 tristate "Backlight driver for MAX8925" 287 depends on MFD_MAX8925 288 help 289 If you have a LCD backlight connected to the WLED output of MAX8925 290 WLED output, say Y here to enable this driver. 291 292config BACKLIGHT_MT6370 293 tristate "MediaTek MT6370 Backlight Driver" 294 depends on MFD_MT6370 295 help 296 This enables support for Mediatek MT6370 Backlight driver. 297 It's commonly used to drive the display WLED. There are 4 channels 298 inside, and each channel supports up to 30mA of current capability 299 with 2048 current steps (only for MT6370/MT6371) or 16384 current 300 steps (only for MT6372) in exponential or linear mapping curves. 301 302 This driver can also be built as a module. If so, the module 303 will be called "mt6370-backlight". 304 305config BACKLIGHT_APPLE 306 tristate "Apple Backlight Driver" 307 depends on X86 && ACPI 308 depends on ACPI_VIDEO=n || ACPI_VIDEO 309 help 310 If you have an Intel-based Apple say Y to enable a driver for its 311 backlight. 312 313config BACKLIGHT_APPLE_DWI 314 tristate "Apple DWI 2-Wire Interface Backlight Driver" 315 depends on ARCH_APPLE || COMPILE_TEST 316 help 317 Say Y to enable the backlight driver for backlight controllers 318 attached via the Apple DWI 2-wire interface which is found in some 319 Apple iPhones, iPads and iPod touches. 320 321 To compile this driver as a module, choose M here: the module will 322 be called apple_dwi_bl. 323 324config BACKLIGHT_QCOM_WLED 325 tristate "Qualcomm PMIC WLED Driver" 326 select REGMAP 327 help 328 If you have the Qualcomm PMIC, say Y to enable a driver for the 329 WLED block. Currently it supports PM8941 and PMI8998. 330 331config BACKLIGHT_RT4831 332 tristate "Richtek RT4831 Backlight Driver" 333 depends on MFD_RT4831 334 help 335 This enables support for Richtek RT4831 Backlight driver. 336 It's commonly used to drive the display WLED. There're four channels 337 inisde, and each channel can provide up to 30mA current. 338 339config BACKLIGHT_SAHARA 340 tristate "Tabletkiosk Sahara Touch-iT Backlight Driver" 341 depends on X86 342 help 343 If you have a Tabletkiosk Sahara Touch-iT, say y to enable the 344 backlight driver. 345 346config BACKLIGHT_WM831X 347 tristate "WM831x PMIC Backlight Driver" 348 depends on MFD_WM831X 349 help 350 If you have a backlight driven by the ISINK and DCDC of a 351 WM831x PMIC say y to enable the backlight driver for it. 352 353config BACKLIGHT_ADP5520 354 tristate "Backlight Driver for ADP5520/ADP5501 using WLED" 355 depends on PMIC_ADP5520 356 help 357 If you have a LCD backlight connected to the BST/BL_SNK output of 358 ADP5520 or ADP5501, say Y here to enable this driver. 359 360 To compile this driver as a module, choose M here: the module will 361 be called adp5520_bl. 362 363config BACKLIGHT_ADP8860 364 tristate "Backlight Driver for ADP8860/ADP8861/ADP8863 using WLED" 365 depends on I2C 366 select NEW_LEDS 367 select LEDS_CLASS 368 help 369 If you have a LCD backlight connected to the ADP8860, ADP8861 or 370 ADP8863 say Y here to enable this driver. 371 372 To compile this driver as a module, choose M here: the module will 373 be called adp8860_bl. 374 375config BACKLIGHT_ADP8870 376 tristate "Backlight Driver for ADP8870 using WLED" 377 depends on I2C 378 select NEW_LEDS 379 select LEDS_CLASS 380 help 381 If you have a LCD backlight connected to the ADP8870, 382 say Y here to enable this driver. 383 384 To compile this driver as a module, choose M here: the module will 385 be called adp8870_bl. 386 387config BACKLIGHT_88PM860X 388 tristate "Backlight Driver for 88PM8606 using WLED" 389 depends on MFD_88PM860X 390 help 391 Say Y to enable the backlight driver for Marvell 88PM8606. 392 393config BACKLIGHT_AAT2870 394 tristate "AnalogicTech AAT2870 Backlight" 395 depends on MFD_AAT2870_CORE 396 help 397 If you have a AnalogicTech AAT2870 say Y to enable the 398 backlight driver. 399 400config BACKLIGHT_LM3509 401 tristate "Backlight Driver for LM3509" 402 depends on I2C 403 select REGMAP_I2C 404 help 405 This supports TI LM3509 Backlight Driver 406 407config BACKLIGHT_LM3630A 408 tristate "Backlight Driver for LM3630A" 409 depends on I2C && PWM 410 select REGMAP_I2C 411 help 412 This supports TI LM3630A Backlight Driver 413 414config BACKLIGHT_LM3639 415 tristate "Backlight Driver for LM3639" 416 depends on I2C 417 select REGMAP_I2C 418 select NEW_LEDS 419 select LEDS_CLASS 420 help 421 This supports TI LM3639 Backlight + 1.5A Flash LED Driver 422 423config BACKLIGHT_LP855X 424 tristate "Backlight driver for TI LP855X" 425 depends on I2C && PWM 426 help 427 This supports TI LP8550, LP8551, LP8552, LP8553, LP8555, LP8556 and 428 LP8557 backlight driver. 429 430config BACKLIGHT_LP8788 431 tristate "Backlight driver for TI LP8788 MFD" 432 depends on MFD_LP8788 && PWM 433 help 434 This supports TI LP8788 backlight driver. 435 436config BACKLIGHT_MP3309C 437 tristate "Backlight Driver for MPS MP3309C" 438 depends on I2C && PWM 439 select REGMAP_I2C 440 help 441 This supports MPS MP3309C backlight WLED driver in both PWM and 442 analog/I2C dimming modes. 443 444 To compile this driver as a module, choose M here: the module will 445 be called mp3309c. 446 447config BACKLIGHT_PANDORA 448 tristate "Backlight driver for Pandora console" 449 depends on TWL4030_CORE 450 help 451 If you have a Pandora console, say Y to enable the 452 backlight driver. 453 454config BACKLIGHT_SKY81452 455 tristate "Backlight driver for SKY81452" 456 depends on MFD_SKY81452 457 help 458 If you have a Skyworks SKY81452, say Y to enable the 459 backlight driver. 460 461 To compile this driver as a module, choose M here: the module will 462 be called sky81452-backlight 463 464config BACKLIGHT_TPS65217 465 tristate "TPS65217 Backlight" 466 depends on MFD_TPS65217 467 help 468 If you have a Texas Instruments TPS65217 say Y to enable the 469 backlight driver. 470 471config BACKLIGHT_AS3711 472 tristate "AS3711 Backlight" 473 depends on MFD_AS3711 474 help 475 If you have an Austrian Microsystems AS3711 say Y to enable the 476 backlight driver. 477 478config BACKLIGHT_GPIO 479 tristate "Generic GPIO based Backlight Driver" 480 depends on GPIOLIB || COMPILE_TEST 481 help 482 If you have a LCD backlight adjustable by GPIO, say Y to enable 483 this driver. 484 485config BACKLIGHT_LV5207LP 486 tristate "Sanyo LV5207LP Backlight" 487 depends on I2C 488 help 489 If you have a Sanyo LV5207LP say Y to enable the backlight driver. 490 491config BACKLIGHT_BD6107 492 tristate "Rohm BD6107 Backlight" 493 depends on I2C 494 help 495 If you have a Rohm BD6107 say Y to enable the backlight driver. 496 497config BACKLIGHT_ARCXCNN 498 tristate "Backlight driver for the Arctic Sands ARCxCnnnn family" 499 depends on I2C 500 help 501 If you have an ARCxCnnnn family backlight say Y to enable 502 the backlight driver. 503 504config BACKLIGHT_RAVE_SP 505 tristate "RAVE SP Backlight driver" 506 depends on RAVE_SP_CORE 507 help 508 Support for backlight control on RAVE SP device. 509 510config BACKLIGHT_LED 511 tristate "Generic LED based Backlight Driver" 512 depends on LEDS_CLASS && OF 513 help 514 If you have a LCD backlight adjustable by LED class driver, say Y 515 to enable this driver. 516 517endif # BACKLIGHT_CLASS_DEVICE 518 519endmenu 520