xref: /openbmc/linux/drivers/video/fbdev/omap/Kconfig (revision 440b075b)
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_CFB_FILLRECT
7	select FB_CFB_COPYAREA
8	select FB_CFB_IMAGEBLIT
9	help
10	  Frame buffer driver for OMAP based boards.
11
12config FB_OMAP_LCDC_EXTERNAL
13	bool "External LCD controller support"
14	depends on FB_OMAP
15	help
16	  Say Y here, if you want to have support for boards with an
17	  external LCD controller connected to the SoSSI/RFBI interface.
18
19config FB_OMAP_LCDC_HWA742
20	bool "Epson HWA742 LCD controller support"
21	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
22	help
23	  Say Y here if you want to have support for the external
24	  Epson HWA742 LCD controller.
25
26config FB_OMAP_MANUAL_UPDATE
27	bool "Default to manual update mode"
28	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
29	help
30	  Say Y here, if your user-space applications are capable of
31	  notifying the frame buffer driver when a change has occurred in
32	  the frame buffer content and thus a reload of the image data to
33	  the external frame buffer is required. If unsure, say N.
34
35config FB_OMAP_LCD_MIPID
36	bool "MIPI DBI-C/DCS compatible LCD support"
37	depends on FB_OMAP && SPI_MASTER
38	help
39	  Say Y here if you want to have support for LCDs compatible with
40	  the Mobile Industry Processor Interface DBI-C/DCS
41	  specification. (Supported LCDs: Philips LPH8923, Sharp LS041Y3)
42
43config FB_OMAP_DMA_TUNE
44	bool "Set DMA SDRAM access priority high"
45	depends on FB_OMAP
46	help
47	  On systems in which video memory is in system memory
48	  (SDRAM) this will speed up graphics DMA operations.
49	  If you have such a system and want to use rotation
50	  answer yes. Answer no if you have a dedicated video
51	  memory, or don't use any of the accelerated features.
52