1config DRM_OMAP
 2	tristate "OMAP DRM"
 3	depends on DRM
 4	depends on ARCH_OMAP2PLUS || ARCH_MULTIPLATFORM
 5	select DRM_KMS_HELPER
 6	select DRM_KMS_FB_HELPER
 7	select FB_SYS_FILLRECT
 8	select FB_SYS_COPYAREA
 9	select FB_SYS_IMAGEBLIT
10	select FB_SYS_FOPS
11	default n
12	help
13	  DRM display driver for OMAP2/3/4 based boards.
14
15if DRM_OMAP
16
17config DRM_OMAP_NUM_CRTCS
18	int "Number of CRTCs"
19	range 1 10
20	default 1  if ARCH_OMAP2 || ARCH_OMAP3
21	default 2  if ARCH_OMAP4
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
22	help
23	  Select the number of video overlays which can be used as framebuffers.
24	  The remaining overlays are reserved for video.
 
25
26source "drivers/gpu/drm/omapdrm/dss/Kconfig"
27source "drivers/gpu/drm/omapdrm/displays/Kconfig"
28
29endif

  1# SPDX-License-Identifier: GPL-2.0-only
  2config DRM_OMAP
  3	tristate "OMAP DRM"
  4	depends on DRM && OF
  5	depends on ARCH_OMAP2PLUS || ARCH_MULTIPLATFORM
  6	select DRM_KMS_HELPER
  7	select VIDEOMODE_HELPERS
  8	select HDMI
 
 
 
  9	default n
 10	help
 11	  DRM display driver for OMAP2/3/4 based boards.
 12
 13if DRM_OMAP
 14
 15config OMAP2_DSS_DEBUG
 16	bool "Debug support"
 17	default n
 18	help
 19	  This enables printing of debug messages. Alternatively, debug messages
 20	  can also be enabled by setting CONFIG_DYNAMIC_DEBUG and then setting
 21	  appropriate flags in <debugfs>/dynamic_debug/control.
 22
 23config OMAP2_DSS_DEBUGFS
 24	bool "Debugfs filesystem support"
 25	depends on DEBUG_FS
 26	default n
 27	help
 28	  This enables debugfs for OMAPDSS at <debugfs>/omapdss. This enables
 29	  querying about clock configuration and register configuration of dss,
 30	  dispc, dsi, hdmi and rfbi.
 31
 32config OMAP2_DSS_COLLECT_IRQ_STATS
 33	bool "Collect DSS IRQ statistics"
 34	depends on OMAP2_DSS_DEBUGFS
 35	default n
 36	help
 37	  Collect DSS IRQ statistics, printable via debugfs.
 38
 39	  The statistics can be found from
 40	  <debugfs>/omapdss/dispc_irq for DISPC interrupts, and
 41	  <debugfs>/omapdss/dsi_irq for DSI interrupts.
 42
 43config OMAP2_DSS_DPI
 44	bool "DPI support"
 45	default y
 46	help
 47	  DPI Interface. This is the Parallel Display Interface.
 48
 49config OMAP2_DSS_VENC
 50	bool "VENC support"
 51	default y
 52	help
 53	  OMAP Video Encoder support for S-Video and composite TV-out.
 54
 55config OMAP2_DSS_HDMI_COMMON
 56	bool
 57
 58config OMAP4_DSS_HDMI
 59	bool "HDMI support for OMAP4"
 60	default y
 61	select OMAP2_DSS_HDMI_COMMON
 62	help
 63	  HDMI support for OMAP4 based SoCs.
 64
 65config OMAP4_DSS_HDMI_CEC
 66	bool "Enable HDMI CEC support for OMAP4"
 67	depends on OMAP4_DSS_HDMI
 68	select CEC_CORE
 69	default y
 70	help
 71	  When selected the HDMI transmitter will support the CEC feature.
 72
 73config OMAP5_DSS_HDMI
 74	bool "HDMI support for OMAP5"
 75	default n
 76	select OMAP2_DSS_HDMI_COMMON
 77	help
 78	  HDMI Interface for OMAP5 and similar cores. This adds the High
 79	  Definition Multimedia Interface. See http://www.hdmi.org/ for HDMI
 80	  specification.
 81
 82config OMAP2_DSS_SDI
 83	bool "SDI support"
 84	default n
 85	help
 86	  SDI (Serial Display Interface) support.
 87
 88	  SDI is a high speed one-way display serial bus between the host
 89	  processor and a display.
 90
 91config OMAP2_DSS_DSI
 92	bool "DSI support"
 93	default n
 94	select DRM_MIPI_DSI
 95	help
 96	  MIPI DSI (Display Serial Interface) support.
 97
 98	  DSI is a high speed half-duplex serial interface between the host
 99	  processor and a peripheral, such as a display or a framebuffer chip.
100
101	  See http://www.mipi.org/ for DSI specifications.
102
103config OMAP2_DSS_MIN_FCK_PER_PCK
104	int "Minimum FCK/PCK ratio (for scaling)"
105	range 0 32
106	default 0
107	help
108	  This can be used to adjust the minimum FCK/PCK ratio.
109
110	  With this you can make sure that DISPC FCK is at least
111	  n x PCK. Video plane scaling requires higher FCK than
112	  normally.
113
114	  If this is set to 0, there's no extra constraint on the
115	  DISPC FCK. However, the FCK will at minimum be
116	  2xPCK (if active matrix) or 3xPCK (if passive matrix).
117
118	  Max FCK is 173MHz, so this doesn't work if your PCK
119	  is very high.
120
121config OMAP2_DSS_SLEEP_AFTER_VENC_RESET
122	bool "Sleep 20ms after VENC reset"
123	default y
124	help
125	  There is a 20ms sleep after VENC reset which seemed to fix the
126	  reset. The reason for the bug is unclear, and it's also unclear
127	  on what platforms this happens.
128
129	  This option enables the sleep, and is enabled by default. You can
130	  disable the sleep if it doesn't cause problems on your platform.
131
132endif