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