xref: /openbmc/linux/drivers/video/fbdev/omap/Kconfig (revision 6a40953d)
1# SPDX-License-Identifier: GPL-2.0-only
2config FB_OMAP
3	tristate "OMAP frame buffer support"
4	depends on FB
5	depends on ARCH_OMAP1 || (ARM && COMPILE_TEST)
6	select FB_IOMEM_HELPERS
7	help
8	  Frame buffer driver for OMAP based boards.
9
10config FB_OMAP_LCDC_EXTERNAL
11	bool "External LCD controller support"
12	depends on FB_OMAP
13	help
14	  Say Y here, if you want to have support for boards with an
15	  external LCD controller connected to the SoSSI/RFBI interface.
16
17config FB_OMAP_LCDC_HWA742
18	bool "Epson HWA742 LCD controller support"
19	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
20	help
21	  Say Y here if you want to have support for the external
22	  Epson HWA742 LCD controller.
23
24config FB_OMAP_MANUAL_UPDATE
25	bool "Default to manual update mode"
26	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
27	help
28	  Say Y here, if your user-space applications are capable of
29	  notifying the frame buffer driver when a change has occurred in
30	  the frame buffer content and thus a reload of the image data to
31	  the external frame buffer is required. If unsure, say N.
32
33config FB_OMAP_LCD_MIPID
34	bool "MIPI DBI-C/DCS compatible LCD support"
35	depends on FB_OMAP && SPI_MASTER
36	help
37	  Say Y here if you want to have support for LCDs compatible with
38	  the Mobile Industry Processor Interface DBI-C/DCS
39	  specification. (Supported LCDs: Philips LPH8923, Sharp LS041Y3)
40
41config FB_OMAP_DMA_TUNE
42	bool "Set DMA SDRAM access priority high"
43	depends on FB_OMAP
44	help
45	  On systems in which video memory is in system memory
46	  (SDRAM) this will speed up graphics DMA operations.
47	  If you have such a system and want to use rotation
48	  answer yes. Answer no if you have a dedicated video
49	  memory, or don't use any of the accelerated features.
50