The vsync length should be 10 lines, as specified in the data sheet.
This gets the actual refresh rate closer to nominal 60 Hz given the
9 MHz pixel clock.
Signed-off-by: NPhilipp Zabel <p.zabel@pengutronix.de>
Tested-by: NMarco Franchi <marco.franchi@nxp.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171011125958.23064-1-p.zabel@pengutronix.de

The gpiod API checks for NULL descriptors, so there is no need to
duplicate the check in the driver.
Signed-off-by: NFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1500249939-8075-1-git-send-email-festevam@gmail.com

During panel removal or system shutdown panel_simple_disable() is called
which disables the panel backlight but the panel is still powered due to
missing calls to panel_simple_unprepare().

Fixes: d02fd93e ("drm/panel: simple - Disable panel on shutdown")
Cc: stable@vger.kernel.org # v3.16+
Signed-off-by: NJonathan Liu <net147@gmail.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170807115545.27747-1-net147@gmail.com

The physical size of the panel is 105.5 (W) x 67.2 (H) x 4.05 (D) mm
but the active display area is 95.04 (W) x 53.856 (H) mm.

The width and height should be set to the active display area.
Signed-off-by: NJonathan Liu <net147@gmail.com>
Fixes: cf5c9e6d ("drm/panel: simple: Add timings for the Olimex LCD-OLinuXino-4.3TS")
Reviewed-by: NChen-Yu Tsai <wens@csie.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170720102943.25091-1-net147@gmail.com

When enable_gpio is provided via an I2C or SPI expander, it may not be
available when panel-simple probes leading to the following error:

panel-simple panel: failed to request GPIO: -517

As this error message is not very useful to the end user, skip printing
it in the case of deferred probe.
Signed-off-by: NFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1498857286-10820-1-git-send-email-festevam@gmail.com

This adds support for the AU Optronics Corporation 31.5"
FHD (1920x1080) LVDS TFT LCD panel, which can be supported
by the simple panel driver
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170608180758.31020-4-l.stach@pengutronix.de

This adds support for the NLT Technologies NL192108AC18-02D
15.6" LVDS FullHD TFT LCD panel, which can be supported
by the simple panel driver.

Timings are taken from the preliminary datasheet, as a final
one is not yet available.
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170608180758.31020-3-l.stach@pengutronix.de

This adds support for the NEC LCD Technologies, Ltd. 12.1"
WXGA (1280x800) LVDS TFT LCD panel, which can be supported
by the simple panel driver.
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Signed-off-by: NThierry Reding <treding@nvidia.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170608180758.31020-1-l.stach@pengutronix.de

This adds support for the Winstar Display Co. WF35LTIACD 3.5" QVGA TFT
LCD panel, which can be supported by the simple panel driver.
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NRichard Genoud <richard.genoud@gmail.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Add simple-panel support for the Ampire AM-480272H3TMQW-T01H, which is a
4.3" WQVGA panel.
Signed-off-by: NYannick Fertre <yannick.fertre@st.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The display has a 18-Bit parallel LCD interface, require DE to be
active high and data driven by the controller on falling pixel
clock edge (display samples on rising edge).
Signed-off-by: NStefan Agner <stefan@agner.ch>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The E231732 is a 7" panel with a resolution of 1024x600.
Signed-off-by: NMaxime Ripard <maxime.ripard@free-electrons.com>
[treding@nvidia.com: add missing device tree binding]
Signed-off-by: NThierry Reding <treding@nvidia.com>

The Tianma TM070JDHG30 is a 7" LVDS display with a resolution of
1280x800.

	http://usa.tianma.com/products-technology/product/tm070jdhg30-00

You can also find this product along with a FT5x06 touch controller
from Boundary Devices:

	https://boundarydevices.com/product/bd070lic2/Signed-off-by: NGary Bisson <gary.bisson@boundarydevices.com>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The BOE NV101WXMN51 is a 10.1" WXGA color active matrix TFT LCD module
using amorphous silicon TFT's as an active switching devices. It can be
supported by the simple-panel driver.

Read the panel default EDID information:

	EDID MODE DETAILS
		name = <NULL>
		pixel_clock = 71900
		lvds_dual_channel = 0
		refresh = 0
		ha = 1280
		hbl = 160
		hso = 48
		hspw = 32
		hborder = 0
		va = 800
		vbl = 32
		vso = 3
		vspw = 5
		vborder = 0
		phsync = +
		pvsync = -
		x_mm = 0
		y_mm = 0

	drm_display_mode
		.hdisplay = 1280
		.hsync_start = 1328
		.hsync_end = 1360
		.htotal = 1440
		.vdisplay = 800
		.vsync_start = 803
		.vsync_end = 808
		.vtotal = 832

There are two modes in the EDID:

	Detailed mode1: Clock 71.900 MHz, 216 mm x 135 mm
			1280 1328 1360 1440 hborder 0
			 800  803  808  832 vborder 0
			+hsync -vsync

	Detailed mode2: Clock 57.500 MHz, 216 mm x 135 mm
			1280 1328 1360 1440 hborder 0
			 800  803  808  832 vborder 0
			+hsync -vsync

Support both of these modes on the panel.
Signed-off-by: NCaesar Wang <wxt@rock-chips.com>
Reviewed-by: NDouglas Anderson <dianders@chromium.org>
Reviewed-by: NStéphane Marchesin <marcheu@chromium.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

This adds support for the AU Optronics G185HAN01 18.5" LVDS FullHD TFT
LCD panel, which can be supported by the simple panel driver.
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Signed-off-by: NThierry Reding <treding@nvidia.com>

This adds support for the AU Optronics G133HAN01 13.3" LVDS FullHD TFT
LCD panel, which can be supported by the simple panel driver.
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Convert from a single mode to display timings, which allow to describe
the minimum/maximium blanking and clock rates, add enable/disable delays
and provide the bus format.
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The Sharp LQ123P1JX31 panel support 8 bits per component.
Signed-off-by: Nzain wang <wzz@rock-chips.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

In the loop on .timings, we should check .num_timings to see if it's the
only mode specified, not .num_modes, which should be used with .modes.

Fixes: cda55372 ("drm/panel: simple: Set appropriate mode type")
Signed-off-by: NChen-Yu Tsai <wens@csie.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The Chunghwa CLAA070WP03XG is a 7" 1280x800 panel, which can be
supported by the simple panel driver.
Signed-off-by: NRandy Li <ayaka@soulik.info>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Add New Vision Display 7.0" 800 RGB x 480 TFT LCD panel
Signed-off-by: NFabien Lahoudere <fabien.lahoudere@collabora.co.uk>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The AUO T215HVN01 is a 21.5" FHD (1920x1080) color TFT LCD panel.

This panel is used on the Acer Chromebase 21.5-inch All-in-One (DC221HQ).

Link to spec: http://www.udmgroup.com/ftp/T215HVN01.0.pdf

v2: fix alphabetical order
v3: remove minor revision suffix ".0" and add link to spec
v4: add dt-binding documentation
Signed-off-by: NHaixia Shi <hshi@chromium.org>
Tested-by: NHaixia Shi <hshi@chromium.org>
Reviewed-by: NStéphane Marchesin <marcheu@chromium.org>
Cc: Emil Velikov <emil.l.velikov@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The Sharp 15" LQ150X1LG11 panel is an XGA TFT LCD panel.

The simple-panel driver is used to get support for essential
functionality of the panel.
Signed-off-by: NGustaf Lindström <gl@axentia.se>
Signed-off-by: NPeter Rosin <peda@axentia.se>
[treding@nvidia.com: change .bpc from 8 to 6]
Signed-off-by: NThierry Reding <treding@nvidia.com>

The format is RGB888 not RGB666.
Signed-off-by: NJonathan Liu <net147@gmail.com>
Acked-by: NMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Taking our cue from commit a42f6e3f ("drm/panel: simple: Add delay
timing for Sharp LQ123P1JX31"), let's add timings:

 .prepare = t1 + t3
 .enable = t7
 .unprepare = t11 + 12

Without this, the panel may not be given enough time to come up.
Signed-off-by: NBrian Norris <briannorris@chromium.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

This display expects DE pin and data lines to be active high, add the
necessary flags.
Signed-off-by: NMarek Vasut <marex@denx.de>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Thierry Reding <treding@nvidia.com>
Reviewed-by: NPhilipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: NThierry Reding <treding@nvidia.com>

This patch adds support for Innolux Corporation 10.1" G101ICE-L01 WXGA
(1280x800) LVDS panel to the simple-panel driver.
Signed-off-by: NMichael Olbrich <m.olbrich@pengutronix.de>
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Signed-off-by: NThierry Reding <treding@nvidia.com>

According to page 16 of the Sharp LQ123P1JX31 datasheet, we need to add
the missing delay timing. Panel prepare time should be t1 (0.5 to 10 ms)
plus t3 (0 to 100 ms), panel enable time should equal to t7 (0 to 50 ms)
and panel unprepare time should be t11 (1 to 50 ms) plus t12 (500 ms).
Signed-off-by: NYakir Yang <ykk@rock-chips.com>
Reviewed-by: NSean Paul <seanpaul@chromium.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The Starry KR122EA0SRA is a 12.2", 1920x1200 TFT-LCD panel connected
using eDP interfaces.

EDID shows:
  Detailed mode: Clock 147.000 MHz, 263 mm x 164 mm
                 1920 1936 1952 1984 hborder 0
                 1200 1215 1217 1235 vborder 0
                 -hsync -vsync
  Manufacturer-specified data, tag 15
  ASCII string: STARRY
  ASCII string: KR122EA0SRA
Signed-off-by: NDouglas Anderson <dianders@chromium.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Add simple-panel support for the  Sharp LQ101K1LY04, which  is a 10"
WXGA (1280x800) LVDS panel.
Signed-off-by: NJoshua Clayton <stillcompiling@gmail.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The LG LP079QX1-SP0V is an 7.9" QXGA TFT with LED Backlight unit and
32 pins eDP interface. This module supports 1536x2048 mode.
Signed-off-by: NYakir Yang <ykk@rock-chips.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The Sharp LQ123P1JX31 is an 12.3", 2400x1600 TFT-LCD panel connected
using eDP interfaces.
Signed-off-by: NYakir Yang <ykk@rock-chips.com>
Reviewed-by: NDoug Anderson <dianders@chromium.org>
Tested-by: NDoug Anderson <dianders@chromium.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The Samsung LSN122DL01-C01 is an 12.2" 2560x1600 (WQXGA) TFT-LCD panel
connected using eDP interfaces.
Signed-off-by: NYakir Yang <ykk@rock-chips.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

The LG LP097QX1-SPA1 is an 9.7", 2048x1536 (QXGA) TFT-LCD panel
connected using eDP interfaces.
Signed-off-by: NYakir Yang <ykk@rock-chips.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Some backlight drivers ignore the power property and instead only use
the state property. Fixup the panel driver to set the state property in
addition to the power property.
Signed-off-by: NThierry Reding <treding@nvidia.com>

This blank line was introduced in commit c8521969 ("drm/panel:
simple: Add support for BOE TV080WUM-NL0"), likely by mistake.
Reviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Both the Innolux ZJ070NA-01P and Samsung LTN101NT05 were listing the
horizontal and vertical resolutions in the size.width and size.height
fields, whereas they should contain the physical dimensions of the
panel.
Signed-off-by: NThierry Reding <treding@nvidia.com>

Add support for TPK U.S.A. LLC Fusion 7", 10.1" panels to the DRM simple
panel driver.
Signed-off-by: NBhuvanchandra DV <bhuvanchandra.dv@toradex.com>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NThierry Reding <treding@nvidia.com>

Add support for the Innolux AT070TN92 panel.
Signed-off-by: NRiccardo Bortolato <bortolato@navaltechitalia.it>
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: NThierry Reding <treding@nvidia.com>

drm_display_mode_from_videomode() already calls drm_mode_set_name() on
the provided mode.
Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com>
[treding@nvidia.com: slightly reword commit message]
Signed-off-by: NThierry Reding <treding@nvidia.com>