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# SPDX-License-Identifier: GPL-2.0-only
config FB_OMAP
tristate "OMAP frame buffer support"
depends on FB
depends on ARCH_OMAP1 || (ARM && COMPILE_TEST)
select FB_IOMEM_HELPERS
help
Frame buffer driver for OMAP based boards.
config FB_OMAP_LCDC_EXTERNAL
bool "External LCD controller support"
depends on FB_OMAP
help
Say Y here, if you want to have support for boards with an
external LCD controller connected to the SoSSI/RFBI interface.
config FB_OMAP_LCDC_HWA742
bool "Epson HWA742 LCD controller support"
depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
help
Say Y here if you want to have support for the external
Epson HWA742 LCD controller.
config FB_OMAP_MANUAL_UPDATE
bool "Default to manual update mode"
depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
help
Say Y here, if your user-space applications are capable of
notifying the frame buffer driver when a change has occurred in
the frame buffer content and thus a reload of the image data to
the external frame buffer is required. If unsure, say N.
config FB_OMAP_LCD_MIPID
bool "MIPI DBI-C/DCS compatible LCD support"
depends on FB_OMAP && SPI_MASTER
help
Say Y here if you want to have support for LCDs compatible with
the Mobile Industry Processor Interface DBI-C/DCS
specification. (Supported LCDs: Philips LPH8923, Sharp LS041Y3)
config FB_OMAP_DMA_TUNE
bool "Set DMA SDRAM access priority high"
depends on FB_OMAP
help
On systems in which video memory is in system memory
(SDRAM) this will speed up graphics DMA operations.
If you have such a system and want to use rotation
answer yes. Answer no if you have a dedicated video
memory, or don't use any of the accelerated features.