Commit graph

1161 commits

Author SHA1 Message Date
Simon Glass
f5aa93eb53 video: Tidy up 24/32 BMP blitting
Drop the unnecessary brackets.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
ecb8b4f8f3 video: Drop the uclass colour map
We don't need this anymore since we use the BMP palette directly. Drop it.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
646e169aa0 video: bmp: Update RLE8 support to use the write function
Update this code to use write_pix8() rather than writing the pixels only
for a single supported display depth. This allows us to support any
depth.

Add some more tests too.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
51f92c1430 video: Move BMP pixel-writing into a function
At present the code that writes to a pixel is quite convoluted. It uses a
colour map which is in the uclass and the same code is repeated in
different places within video_bmp_display().

As a first step, create a function which can write a pixel from the
bitmap, no matter what the display depth. Use any provided palette
directly, rather than using the uclass version.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
19c828c525 video: Drop fb_put_byte() el at
These functions are not used with driver model, nor in any U-Boot boards.
Drop them and inline the code.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
6a19e938f8 video: Expand video debugging buffer size
On sandbox these addresses are 16 hex digits log so we need more space
for the debug string. Update it.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
8657ad43f3 sandbox: video: Add BMP tests for 32bpp and 8bpp modes
Add a few more tests for BMP rendering. Use a back door into the sandbox
SDL driver to adjust the resolution at runtime.

The truetype code does not support 8bpp. Add this so that the display is
not blank when running in this mode.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
8405174391 sandbox: video: Correct the address of the copy base
The intention is for the copy base to start halfway through the
frame-buffer area. At present is it actually below the frame buffer,
which could have anything in it (probably it is malloc space). Fix
this.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
301af2388a video: sandbox: Set a maximum frame-buffer size
If U-Boot starts with the frame buffer set to 16bpp but then runs a test
that uses 32bpp, there is not enough space. Update the driver to use the
maximum possible frame-buffer size, to avoid this.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
250e735c69 video: sandbox: Avoid duplicate display windows
When unit tests are run they currently create a new window. Update the
code so that the old one is removed first. This avoids the confusion as to
which one is active.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Simon Glass
0fe5e9481e sandbox: video: Support 8bpp depth
At present sandbox only supports 16 and 32bpp depths, since those are the
easy ones with SDL.

We can support other depths by manually converting the pixel formats. Add
support for this, to enable an 8ppp (monochrome) format.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-12-26 23:02:19 +01:00
Patrick Delaunay
6cdeb323b8 video: stm32: stm32_ltdc: align framebuffer on 2MB
Align the framebuffer size on MMU_SECTION_SIZE in kernel, = max 2MB for
LPAE for armV7, to avoid issue with the simple frame buffer activation,
when U-Boot add a reserved memory in the kernel device tree to preserve
the splash screen until Linux driver initialization.

See Linux documentation for details:
Documentation/devicetree/bindings/display/simple-framebuffer.yaml

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-11-30 16:43:28 +01:00
Patrick Delaunay
2e2e6d8cac video: Add video_is_active function
Add the helper function video_is_active() to test if one video device
is active.

This function can be used in board code to execute operation
only when the display is probed / really used.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-11-30 16:43:28 +01:00
Tom Rini
166a77b34b - DHSOM update:
- Remove nWP GPIO hog
    - Increase SF bus frequency to 50Mhz and enable SFDP
    - Disable video output for DHSOM
    - Disable EFI
    - Enable DFU_MTD support
 - Create include file for STM32 gpio driver private data
 - Split board and SOC STM32MP15 configuration
 - Device tree alignement with v5.15-rc6 for STM32MP15
 - Add binman support for STM32MP15x
 - Normalise newlines for stm32prog
 - Update OTP shadow registers in SPL
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Merge tag 'u-boot-stm32-20211110' of https://source.denx.de/u-boot/custodians/u-boot-stm

- DHSOM update:
   - Remove nWP GPIO hog
   - Increase SF bus frequency to 50Mhz and enable SFDP
   - Disable video output for DHSOM
   - Disable EFI
   - Enable DFU_MTD support
- Create include file for STM32 gpio driver private data
- Split board and SOC STM32MP15 configuration
- Device tree alignement with v5.15-rc6 for STM32MP15
- Add binman support for STM32MP15x
- Normalise newlines for stm32prog
- Update OTP shadow registers in SPL
2021-11-10 14:11:30 -05:00
Patrick Delaunay
56a368f661 gpio: stm32: create include file for driver private data
The stm32 gpio driver private data are not needed in arch include files,
they are not used by code except for stm32 gpio and pincontrol drivers,
using the same IP; the defines for this IP is moved in a new file
"stm32_gpio_priv.h" in driver/gpio.

This patch avoids to have duplicated file gpio.h for each SOC
in MPU directory mach-stm32mp and in each MCU directory arch-stm32*
and allows to remove CONFIG_GPIO_EXTRA_HEADER for all STM32.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-11-10 17:03:36 +01:00
Simon Glass
1834c081d3 efi: Add video support to the app
The current EFI video driver only works when running in the stub. In that
case the stub calls boot services (before jumping to U-Boot proper) and
copies the graphics info over to the efi table. This is necessary because
the stub exits boot services before jumping to U-Boot.

The app maintains access to boot services throughout its life, so does not
need to do this. Update the driver to support calling boot services
directly.

Enable video output for the app. Note that this uses the
EFI_GRAPHICS_OUTPUT_PROTOCOL protocol, even though it mentions vesa.

A sample qemu command-line for this case is:

   qemu-system-x86_64 -bios /usr/share/edk2.git/ovmf-ia32/OVMF-pure-efi.fd
   -drive id=disk,file=try.img,if=none,format=raw -nic none
   -device ahci,id=ahci -device ide-hd,drive=disk,bus=ahci.0

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-11-07 18:36:55 +01:00
Samuel Holland
2421497cb7 sunxi: video: Convert panel I2C to use DM_I2C
Two displays supported by the sunxi display driver (each one used by a
single board) require initialization over I2C. Both previously used
i2c_soft; replace this with the i2c-gpio instance that already exists in
those boards' device trees (sun5i-a13-utoo-p66 and sun6i-a31-colombus).

Since the i2c-gpio nodes are not referenced by any other node in the
device trees (the device trees have no panel node), the I2C bus is
selected by its node name.

This panel initialization code was the only i2c_soft user, so the
i2c_soft GPIO setup code can be removed now as well.

Reviewed-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-10-12 11:01:17 +01:00
Samuel Holland
4d9958b642 sunxi: gpio: Remove name_to_gpio macro
This clarifies which callers must be updated to complete the DM_GPIO
conversion.

The only remaining caller of name_to_gpio in generic code is inside the
!DM_GPIO block in cmd/gpio.c. DM_GPIO is always selected on sunxi, so
that code cannot be reached. And after this commit, there are only two
remaining implementations of name_to_gpio.

Signed-off-by: Samuel Holland <samuel@sholland.org>
Acked-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-10-11 10:46:44 +01:00
Samuel Holland
425084610e sunxi: Clean up inclusions of asm/arch/gpio.h
As part of migrating to DM_GPIO and DM_PINCTRL, eventually we will
remove the asm/arch/gpio.h header. In preparation, clean up the various
files that include it.

Some files did not contain any GPIO code at all, so this header was
completely unused.

A few files contained only legacy platform-specific GPIO code for
setting up pin muxes. They were left unchanged, as that code will be
completely removed by the DM_PINCTRL migration.

The remaining files contain some combination of DM_GPIO and legacy GPIO
code. For those, switch to including asm/gpio.h (if it wasn't included
already). Right now, this header provides both sets of functions,
because ARCH_SUNXI selects GPIO_EXTRA_HEADER. This will still be the
right header to include once the DM_GPIO migration is complete and
GPIO_EXTRA_HEADER is no longer needed.

Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-10-11 10:46:44 +01:00
Anatolij Gustschin
79c05335a9 video: move MXS to Kconfig
Move CONFIG_VIDEO_MXS from board headers to Kconfig
and drop it from obsolete cfb_console driver.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
2021-10-09 19:50:03 +02:00
Anatolij Gustschin
450d937812 video: remove not used mx3fb driver
i.MX31 support was removed, and the non dm-video driver
is obsolete and not used. Remove it.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
2021-10-09 19:42:32 +02:00
Mark Kettenis
2c2653d6f9 video: simplefb: Add 30bpp support
Recognize the canonical format strings for framebuffers in
30bpp mode and 32/24bpp mode.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
2021-10-09 18:48:25 +02:00
Mark Kettenis
0efe41ca15 video: Add 30bpp support
Add support for 30bpp mode where pixels are picked in 32-bit
integers but use 10 bits instead of 8 bits for each component.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
2021-10-09 18:43:51 +02:00
Wolfgang Denk
0cf207ec01 WS cleanup: remove SPACE(s) followed by TAB
Signed-off-by: Wolfgang Denk <wd@denx.de>
2021-09-30 09:08:16 -04:00
Wolfgang Denk
0a50b3c97b WS cleanup: remove trailing white space
Signed-off-by: Wolfgang Denk <wd@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-09-30 08:08:56 -04:00
Wolfgang Denk
c72231d272 WS cleanup: remove excessive empty lines
Signed-off-by: Wolfgang Denk <wd@denx.de>
2021-09-30 08:08:56 -04:00
Wolfgang Denk
66356b4c06 WS cleanup: remove trailing empty lines
Signed-off-by: Wolfgang Denk <wd@denx.de>
2021-09-30 08:08:56 -04:00
Simon Glass
7de8bd03c3 treewide: fdt: Move fdt_get_config_... to ofnode_conf_read...
The current API is outdated as it requires a devicetree pointer.

Move these functions to use the ofnode API and update this globally. Add
some tests while we are here.

Correct the call in exynos_dsim_config_parse_dt() which is obviously
wrong.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-09-25 09:46:15 -06:00
Pali Rohár
bdfb6d70bb version: Move version_string[] from version.h to version_string.h
More C files do not use compile time timestamp macros and do not have to be
recompiled every time when SOURCE_DATE_EPOCH changes.

This patch moves version_string[] from version.h to version_string.h and
updates other C files which only needs version_string[] string to include
version_string.h instead of version.h. After applying this patch these
files are not recompiled every time when SOURCE_DATE_EPOCH changes.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
2021-09-17 12:10:44 -04:00
Michal Simek
b4c2c151b1 Kconfig: Remove all default n/no options
default n/no doesn't need to be specified. It is default option anyway.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
[trini: Rework FSP_USE_UPD portion]
Signed-off-by: Tom Rini <trini@konsulko.com>
2021-08-31 17:47:49 -04:00
Tom Rini
dad7c6652d video: Remove ati_radeon_fb
This driver is currently unused.  Remove.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2021-08-30 14:13:28 -04:00
Tom Rini
d1240b6ab2 global: Remove dead code that starts with CONFIG_[0-9A]
This removes a number of spots of dead code based on symbols that start
with CONFIG_[0-9] or CONFIG_A.

Signed-off-by: Tom Rini <trini@konsulko.com>
2021-08-30 14:13:28 -04:00
Tom Rini
8f07f5376a - add display driver for ST-Ericsson MCDE
- drop legacy CONFIG_VIDEO dependency for Hitachi tx18d42vm
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Merge tag 'video-2021-08-05' of https://source.denx.de/u-boot/custodians/u-boot-video

 - add display driver for ST-Ericsson MCDE
 - drop legacy CONFIG_VIDEO dependency for Hitachi tx18d42vm
2021-08-06 13:46:40 -04:00
Simon Glass
0b1284eb52 global: Convert simple_strtoul() with decimal to dectoul()
It is a pain to have to specify the value 10 in each call. Add a new
dectoul() function and update the code to use it.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-08-02 13:32:14 -04:00
Simon Glass
7e5f460ec4 global: Convert simple_strtoul() with hex to hextoul()
It is a pain to have to specify the value 16 in each call. Add a new
hextoul() function and update the code to use it.

Add a proper comment to simple_strtoul() while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-08-02 13:32:14 -04:00
Andre Przywara
845d71ce99 video: Hitachi panel: Drop bogus dependency on CONFIG_VIDEO
The Hitachi tx18d42vm LCD panel driver is really just initialising the
device, using bitbanged SPI, during operation there is nothing to do.
This makes the driver self contained, so drop the bogus dependency on
the legacy CONFIG_VIDEO.

This avoids the warning when building Chuwi_V7_CW0825_defconfig, since
we switched to DM_VIDEO recently.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-08-01 21:43:48 +02:00
Stephan Gerhold
21a151a79d video: Add simple driver for ST-Ericsson MCDE with pre-configured display
The U-Boot port for ST-Ericsson Ux500 is currently only used on the
"stemmy" board, where U-Boot runs after firmware that already sets up
a boot splash screen. This means that the display is already on
and we can just continue using it for U-Boot.

Add a simple driver that simplifies this by reading the display
configuration (e.g. screen size, bpp) from the hardware registers.

It also checks the configured "source synchronization" - for some
displays (usually DSI command mode displays) we need to explicitly
trigger a software sync. This is done through the video_sync()
callback that triggers the sync and wait for completion.

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
2021-08-01 21:40:51 +02:00
Heinrich Schuchardt
ab08c685a9 video: buffer overrun in TrueType console
When scrolling the TrueType console a buffer overrun occurs.

Fixes: a29b012037 ("video: Add a console driver that uses TrueType fonts")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-08-01 15:45:11 +02:00
Tom Rini
83befb4466 Merge tag 'ti-v2021.10-rc1' of https://source.denx.de/u-boot/custodians/u-boot-ti
- Enabled distro boot for all TI platforms.
- Cleanup for AM335x Guardian Board
- PRUSS rproc on AM65 platform.
- Add PMIC support for J7200
- Misc fixes for Nokia RX-51

# Conflicts:
#	arch/arm/mach-omap2/am33xx/Kconfig
2021-07-19 08:29:24 -04:00
Simon Glass
92598bdbae video: Check return value in pwm_backlight_of_to_plat()
This cannot actually fail, but check the value anyway to keep coverity
happy.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reported-by: Coverity (CID: 316351)
2021-07-15 18:42:05 -04:00
Gireesh Hiremath
e81e8af98f drivers: video: hx8238 fix build bug
update panel driver hx8238
fix build bug

Signed-off-by: Gireesh Hiremath <Gireesh.Hiremath@in.bosch.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Link: https://lore.kernel.org/r/20210611161350.2141-15-Gireesh.Hiremath@in.bosch.com
2021-07-15 17:56:03 +05:30
Patrick Delaunay
b953ec2bca dm: define LOG_CATEGORY for all uclass
Define LOG_CATEGORY for all uclass to allow filtering with
log command.

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-07-06 10:38:03 -06:00
Giulio Benetti
006f0dfb1d video: mxsfb: add enabling of "disp_axi" clock
Some SoC needs "disp_axi" clock to be enabled, so let's try to retrieve it
and enabling. If it fails it gives only a debug(), but this clock as well
as "axi" clock is not mandatory.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2021-06-09 13:01:33 +02:00
Giulio Benetti
ee62a05344 video: mxsfb: add enabling of "axi" clock other than "per" clock
On some SoC mxsfb needs more than one clock gate(actual "per" clock). So
let's introduce "axi" clock that can be provided but it's not mandatory.
This is inspired from linux mxsfb driver. Also let's rename "per" clock to
"pix" clock for compatibility with already existing .dts lcdif nodes
implementation.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2021-06-09 13:01:33 +02:00
Jernej Skrabec
99ae5e3234 video: sunxi: de2: switch to public uclass functions
Currently DE2 driver uses functions which are defined in internal
headers. They are not meant to be used outside of uclass framework.
Switch DE2 driver to public ones. This has additional benefit that
device_probe doesn't need to be called manually.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-04-24 13:45:03 +02:00
Jernej Skrabec
59dd8622d0 video: sunxi: dw-hdmi: read source_id later
There is no real need to read source_id at probe time. It also doesn't
make sense to store it in driver private data since it's already stored
in class platform data. While this looks like cleanup (and it is), it's
also important for DE2 driver rework because this info will be filled
later (after probe is already executed).

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-04-24 13:44:59 +02:00
Jernej Skrabec
c439b56364 video: sunxi: Remove TV probe from DE2
TV driver was never fully implemented. Remove search for it from DE2
driver.

Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-04-24 13:44:56 +02:00
Jernej Skrabec
a1d2ad4a2d video: sunxi: Remove check for ddc-i2c-bus property
No Allwinner board with DW-HDMI controller use separate I2C bus for
EDID read. Remove that check.

Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-04-24 13:44:52 +02:00
Jernej Skrabec
935b5198ef video: sunxi: Use DW-HDMI hpd function
It turns out that there are two ways how hot plug detection can be done.
One is standard way for DW HDMI controller - checking bit 2 in 0x3004
register. Another way is applicable only to Allwinner custom PHY - by
checking bit 19 in register 0x10038. Both methods are equally good as
far as we know.

Use standard method in order to reduce amount of custom code.

Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-04-24 13:44:49 +02:00
Jernej Skrabec
3b9021a545 video: sunxi: Add mode_valid callback to sunxi_dw_hdmi
Currently driver accepts all resolution which won't work on 4k screens.
Add validation callback which limits acceptable resolutions to 297 MHz.

Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-04-24 13:44:28 +02:00
Jernej Skrabec
599177ed51 sunxi: video: select dw-hdmi in Kconfig, not Makefile
Currently sunxi Makefile manually specifies full path to dw-hdmi common
code. However, that is not needed because it can be selected in Kconfig
instead.

Select proper symbol in Kconfig and drop path from Makefile.

Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
2021-04-16 01:12:59 +01:00
Sylwester Nawrocki
38e18d6392 video: Fix line padding calculation for 16 and 24 BPP bitmaps
Each row in the pixel array in the bitmap file is padded
if necessary so the row size is always a multiple of 4 bytes.
In current code the complement of row size to a multiple of
4 bytes is further unnecessarily multiplied by the pixel size.
This results in incorrect displaying of bitmaps having row size
that is not a multiple of 4 bytes. Fix this by removing
the unnecessary multiplication.

Tested with 24BPP bitmap and XRGB32 display.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Tested-by: Jaehoon Chung <jh80.chung@samsung.com>
2021-04-10 17:09:59 +02:00
Heinrich Schuchardt
131c224168 tegra: video: fix tegra_dc_sor_config_panel()
Bitwise OR has a higher operator precedence than the ternary conditional.
Add the missing parentheses.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
2021-04-10 17:07:35 +02:00
Trevor Woerner
ff4e1e277f finish removing mb862xx video driver
drivers/video/mb862xx.c was removed in commit
9c1e098fb9 from December 2020, however, this
last little remnant in drivers/video/cfb_console.c remained.

Signed-off-by: Trevor Woerner <twoerner@gmail.com>
2021-04-10 16:51:04 +02:00
Asherah Connor
1bed576d41 video: SIMPLE_PANEL depends on DM_GPIO
SIMPLE_PANEL currently only depends on PANEL && BACKLIGHT, but the code
makes references to dm_gpio_set_value and gpio_request_by_name.  These
are defined in drivers/gpio/gpio-uclass.c, so a dependency on DM_GPIO
corrects these link errors:

aarch64-linux-gnu-ld.bfd: drivers/built-in.o: in function `simple_panel_set_backlight':
/home/kameliya/u-boot/drivers/video/simple_panel.c:42: undefined reference to `dm_gpio_set_value'
aarch64-linux-gnu-ld.bfd: drivers/built-in.o: in function `simple_panel_enable_backlight':
/home/kameliya/u-boot/drivers/video/simple_panel.c:27: undefined reference to `dm_gpio_set_value'
aarch64-linux-gnu-ld.bfd: drivers/built-in.o: in function `simple_panel_of_to_plat':
/home/kameliya/u-boot/drivers/video/simple_panel.c:72: undefined reference to `gpio_request_by_name'

This issue is only exposed if you have a board which enables
CONFIG_DM_VIDEO without CONFIG_DM_GPIO; so far, none do, but soon a QEMU
board may.

Signed-off-by: Asherah Connor <ashe@kivikakk.ee>
2021-04-10 16:50:07 +02:00
Alper Nebi Yasak
fefa713b18 video: backlight: Support PWMs without a known period_ns
The PWM device provided by Chrome OS EC doesn't really support anything
other than setting a relative duty cycle. To support it as a backlight,
this patch makes the PWM period optional in the device tree and pretends
the valid brightness range is its period_ns.

Also adds a sandbox test for a PWM channel that has a fixed period,
checking that the resulting duty_cycle matches on a set_config() even if
the requested period_ns can't be set.

Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-04-10 16:07:12 +02:00
Arnaud Patard (Rtp)
9749d2ea29 rockchip: video: vop: Add reset support
In order to ensure that the VOP registers are in correct state,
add missing support for the VOP reset lines found in the device-tree

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
2021-04-10 11:57:03 +02:00
Arnaud Patard (Rtp)
cd529f7ad6 rockchip: video: edp: Add missing reset support
In order to ensure that the eDP registers are in correct state,
add missing support for the eDP reset lines found in the device-tree.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
2021-04-10 11:56:22 +02:00
Arnaud Patard (Rtp)
3fd64112ce rockchip: video: vop: Fix format of fbbase in debug string
The debug string printing the device name, framebuffer address and of node
is using %lu as format for the framebuffer address, which is not so nice.
Change it to %lx.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
2021-04-10 11:55:37 +02:00
Arnaud Patard (Rtp)
decbc18ed2 Rockchip: video: vop: Reserve efi fb memory
When booting with EFI and graphics, the memory used for framebuffer
has to be reserved, otherwise it may leads to kernel memory
overwrite.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
2021-04-10 11:53:36 +02:00
Arnaud Patard (Rtp)
04d67ceb1c rockchip: video: edp: Add rk3399 support
According to linux commit "drm/rockchip: analogix_dp: add rk3399 eDP
support" (82872e42bb1501dd9e60ca430f4bae45a469aa64), rk3288 and rk3399
eDP IPs are nearly the same, the difference is in the grf register
(SOC_CON6 versus SOC_CON20). So, change the code to use the right
register on each IP.

The clocks don't seem to be the same, the eDP clock is not at index 1
on rk3399, so don't try changing the clock at index 1 to rate 0 on
rk3399.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
2021-04-10 11:51:56 +02:00
Arnaud Patard (Rtp)
7fe2ebf3a3 rockchip: video: vop: Use endpoint compatible string to find VOP mode
The current code is using an hard coded enum and the of node reg value of
endpoint to find out if the endpoint is mipi/hdmi/lvds/edp/dp. The order
is different between rk3288, rk3399 vop little, rk3399 vop big.

A possible solution would be to make sure that the rk3288.dtsi and
rk3399.dtsi files have "expected" reg value or an other solution is
to find the kind of endpoint by comparing the endpoint compatible value.

This patch is implementing the more flexible second solution.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
2021-04-10 11:51:13 +02:00
Simon Glass
19987c9834 x86: video: Allow coreboot video to be used on any x86 board
When booting from coreboot we need this driver for the video to work.
Update the driver to be usable on any board.

The driver disables itself if it sees that is not booted from coreboot.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-03-27 15:04:30 +13:00
Simon Glass
e35b6497f4 x86: Make coreboot sysinfo available to any x86 board
It is possible to boot U-Boot for chromebook_coral either 'bare metal' or
from coreboot. In the latter case we want to provide access to the coreboot
sysinfo tables. Move the definitions into a file available to any x86
board.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-03-27 13:59:37 +13:00
Tom Rini
22fc991daf Prepare v2021.04-rc4
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Merge tag 'v2021.04-rc4' into next

Prepare v2021.04-rc4
2021-03-15 12:15:38 -04:00
Yannick Fertre
c45f82bb2e video: dw_mipi_dsi: update log of dphy_enable
The DSI phy can be turned on from the DSI digital interface in
the dphy_enable() function or from a dedicated DSI phy "wrapper"
in phy_ops->init() function. If the STM32MP1 case, the wrapper
is used then the dphy_enable() "warning" traces are not relevant.

This patch moves these "warning" traces to "debug" traces so
they are still available for DSI phy based on the digital
interface in debug logging mode, but not there in normal mode
for both cases.
Note: The related Linux kernel driver uses a "debug"
message too.

Signed-off-by: Yannick Fertre <yannick.fertre@foss.st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Acked-by: Yannick Fertre <yannick.fertre@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:55:44 +01:00
Yannick Fertre
612f769227 video: dw_mipi_dsi: missing device to log debug
Missing udevice to struct dw_mipi_dsi to log trace.

Signed-off-by: Yannick Fertre <yannick.fertre@foss.st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Acked-by: Yannick Fertre <yannick.fertre@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:55:44 +01:00
Patrick Delaunay
a6d047c0a8 video: stm32: remove all child of DSI bridge when its probe failed
Remove the child device of the STM32 DSI bridge when the driver probe
failed to stop futher probe request on panels used with STMicroelectronics
board (orisetech_otm8009a.c or raydium-rm68200.c driver).

This patch avoid the trace "cannot get reset GPIO" when
STM32MP157 device tree is used on stm32MP151 SOC without DSI support.

In this hw_version value is 0, as DSI bridge is absent and the panel
ofdata_to_platdata is called for each try of panel probe,
the gpio reset pin is requested but after dsi father probe failed).

For the next request, the PANEL ofdata_to_platdata failed as the gpio
is already used.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
2021-03-11 17:55:09 +01:00
Jagan Teki
5d235324ae video: sunxi_display: Convert to DM_VIDEO
DM_VIDEO migration deadline is already expired, but around
80 Allwinner boards are still using video in a legacy way:

===================== WARNING ======================
This board does not use CONFIG_DM_VIDEO Please update
the board to use CONFIG_DM_VIDEO before the v2019.07 release.
Failure to update by the deadline may result in board removal.
See doc/driver-model/migration.rst for more info.
====================================================

Convert the legacy video driver over to the DM_VIDEO framework. This is
a minimal conversion: it doesn't use the DT for finding its resources,
nor does it use DM clocks or DM devices for the outputs (LCD, HDMI, CVBS).

Tested in Bananapi M1+ Plus 1920x1200 HDMI out. (Jagan)

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
[Andre: rebase and smaller fixes]
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-03-03 10:03:15 +01:00
Moses Christopher
0f425612c8 drivers: video: Add Support for Himax HX8238D Panel
* SPI based initialization for HX8238D
* Resolution: 320x240
* Color-Mode: RGB

* Initial Work is done by Sjoerd Simons
  https://gitlab.apertis.org/packaging/u-boot/-/blob\
  /5f259720e3e64965d50da89a841ad6eb256a47df/debian/patches\
  /apertis/powertools/0005-video-Add-Himax-HX8238-D-driver.patch

* Tested on Bosch Guardian Board

Cc: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Signed-off-by: Moses Christopher <BollavarapuMoses.Christopher@in.bosch.com>
2021-02-19 23:38:06 +01:00
Dario Binacchi
196947b103 Replace video_uc_platdata with video_uc_plat
The video_uc_platdata structure no longer exists. It has been renamed
video_uc_plat.

Signed-off-by: Dario Binacchi <dariobin@libero.it>
2021-02-19 22:45:47 +01:00
Heinrich Schuchardt
9c1e098fb9 video: eliminate unused drivers/video/mb862xx.c
The mb862xx driver does not conform to the driver model and is unused.
Eliminate it.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-19 22:35:49 +01:00
Alper Nebi Yasak
f457680ffb video: simple_panel: Add boe,nv101wxmn51 display
Add "boe,nv101wxmn51" to the compatible node. This is the panel for
chromebook_bob.

Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-19 22:26:57 +01:00
Alper Nebi Yasak
92a8143c17 video: simple_panel: Add sharp,lq123p1jx31 display
Add "sharp,lq123p1jx31" to the compatible node. This is the panel for
chromebook_kevin.

Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-02-19 22:26:39 +01:00
Nicolas Saenz Julienne
0059ef0be9 video: arm: rpi: Add brcm,bcm2711-hdmi0 compatible
The 'brcm,bcm2711-hdmi0' compatible string is used on RPi4 instead of
'brcm,bcm2835-hdmi' since the IP core was upgraded (now called VC6
instead of VC4). This has no functional change as far as u-boot driver
is concerned. So simply add the compatible string.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
Signed-off-by: Matthias Brugger <mbrugger@suse.com>
2021-02-18 11:59:08 +01:00
Tom Rini
2ae80437fb Merge branch '2021-02-02-drop-asm_global_data-when-unused'
- Merge the patch to take <asm/global_data.h> out of <common.h>
2021-02-15 10:16:45 -05:00
Simon Glass
a547fcb828 dm: Rename DM_FLAG_REMOVE_WITH_PD_ON
This flag has the word 'REMOVE' in it which means it conflicts with
the DM_REMOVE flags. Rename it to DM_FLAG_LEAVE_PD_ON which seems to
indicate its purpose well enough.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-02-03 03:38:41 -07:00
Simon Glass
401d1c4f5d common: Drop asm/global_data.h from common header
Move this out of the common header and include it only where needed.  In
a number of cases this requires adding "struct udevice;" to avoid adding
another large header or in other cases replacing / adding missing header
files that had been pulled in, very indirectly.   Finally, we have a few
cases where we did not need to include <asm/global_data.h> at all, so
remove that include.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Rini <trini@konsulko.com>
2021-02-02 15:33:42 -05:00
Simon Glass
7d70116fc7 video: Allow syncing the entire framebuffer to the copy
In some cases so much of the framebuffer is updated that it is not worth
copying the changes piece by piece to the copy framebuffer. Add a function
to copy the whole thing.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-01-27 17:03:16 -05:00
Marcin Juszkiewicz
9a3122f769 Kconfig: simple panel requires backlight
During build of simple panel driver backlight is needed so let's enable
it:

aarch64-linux-gnu-ld.bfd: drivers/built-in.o: in function `simple_panel_set_backlight':
u-boot/drivers/video/simple_panel.c:43: undefined reference to `backlight_set_brightness'
aarch64-linux-gnu-ld.bfd: drivers/built-in.o: in function `simple_panel_enable_backlight':
u-boot/drivers/video/simple_panel.c:28: undefined reference to `backlight_enable'

Signed-off-by: Marcin Juszkiewicz <marcin@juszkiewicz.com.pl>
2021-01-16 11:58:49 -05:00
Dario Binacchi
b0db69b4e1 dm: fix build errors generated by last merges
Something was wrong in the merge process into the mainline.
Some added patches access driver structure fields and functions that
have been modified by previous patches.
The patch renames:
 - dev_get_platdata to dev_get_plat
 - dev_get_uclass_platdata to dev_get_uclass_plat
 - ofdata_to_platdata to of_to_plat
 - plat_data_alloc_size to plat_auto
 - priv_auto_alloc_size to priv_auto
 - video_uc_platdata to video_uc_plat

Signed-off-by: Dario Binacchi <dariobin@libero.it>
2021-01-15 13:12:38 -05:00
Tom Rini
ab1a425524 - Enable logging features for stm32mp15 boards
- Update MAINTAINERS emails for STI and STM32
 - Activate OF_LIVE for ST stm32mp15 boards
 - Switch to MCO2 for PHY 50 MHz clock for DHCOM boards
 - Correction in stm32prog command on uart: always flush DFU on start command
 - Update USB-C power detection algorithm on DK boards
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Merge tag 'u-boot-stm32-20210113' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm

- Enable logging features for stm32mp15 boards
- Update MAINTAINERS emails for STI and STM32
- Activate OF_LIVE for ST stm32mp15 boards
- Switch to MCO2 for PHY 50 MHz clock for DHCOM boards
- Correction in stm32prog command on uart: always flush DFU on start command
- Update USB-C power detection algorithm on DK boards
2021-01-13 15:00:53 -05:00
Tom Rini
795f8fd0b5 - sync amlogic GX & AXG DT to Linux 5.10
- Add new MESON_EE driver support for GXBB & AXG
 - Add support for Libretech-CC v2, Wetek Core2, Beelink GT-King/Pro boards
 - add driver for TDO tl070wsh30 panel driver
 - meson: isolate loading of socinfo
 - Add soc_rev to environment
 - Enable G12A support for saradc
 - Add correct mmcdev on VIM3(L) & Odroid-N2(C4)
 - Read MAC from fuses for VIM3 & VIM3L boards
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Merge tag 'u-boot-amlogic-20210112' of https://gitlab.denx.de/u-boot/custodians/u-boot-amlogic

- sync amlogic GX & AXG DT to Linux 5.10
- Add new MESON_EE driver support for GXBB & AXG
- Add support for Libretech-CC v2, Wetek Core2, Beelink GT-King/Pro boards
- add driver for TDO tl070wsh30 panel driver
- meson: isolate loading of socinfo
- Add soc_rev to environment
- Enable G12A support for saradc
- Add correct mmcdev on VIM3(L) & Odroid-N2(C4)
- Read MAC from fuses for VIM3 & VIM3L boards
2021-01-13 07:32:02 -05:00
Patrick Delaunay
846365b907 video: stm32_dsi: migrate trace to dev and log macro
Change pr_* to dev_ or log_ macro and define LOG_CATEGORY.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
2021-01-13 09:52:58 +01:00
Patrick Delaunay
8d2257e5a7 video: stm32_ltdc: migrate trace to dev and log macro
Change pr_* to dev_ or log_ macro and define LOG_CATEGORY.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
2021-01-13 09:52:58 +01:00
Dario Binacchi
260cbc9af2 video: omap: move drivers to 'ti' directory
Add drivers/video/ti/ folder and move all TI's code in this folder for
better maintenance.

Signed-off-by: Dario Binacchi <dariobin@libero.it>
2021-01-12 10:59:04 +05:30
Dario Binacchi
35ab1b6ef7 video: omap: split the legacy code from the DM code
The schedule for deprecating the features of the pre-driver-model puts
2019.17 as the deadline for the video subsystem. Furthermore, the latest
patches applied to the am335x-fb.c module have decreased the amount of
code shared with the pre-driver-model implementation. Splitting the two
implementations into two modules improves the readability of the code
and will make it easier to drop the pre-driver-model code.
I have not created a header file with the data structures and the
constants for accessing the LCD controller registers, but I preferred to
keep them inside the two c modules. This is a code replication until the
pre-driver-model version is dropped.

Signed-off-by: Dario Binacchi <dariobin@libero.it>
2021-01-12 10:59:00 +05:30
Dario Binacchi
91337f59dd video: omap: set LCD clock rate through DM API
The patch configures the display DPLL using the functions provided by
the driver model API for the clock. The device tree contains everything
needed to get the DPLL clock. The round rate function developed for
calculating the DPLL multiplier and divisor and the platform routines
for accessing the DPLL registers are removed from the LCD driver code
because they are implemented inside the DPLL clock driver.

Signed-off-by: Dario Binacchi <dariobin@libero.it>
2021-01-12 10:58:29 +05:30
Dario Binacchi
ff94c15a3c video: omap: add panel driver
The previous version of am335x-fb.c contained the functionalities of two
drivers that this patch has split. It was a video type driver that used
the same registration compatible string that now registers a panel type
driver. The proof of this is that two compatible strings were referred
to within the same driver.
There are now two drivers, each with its own compatible string,
functions and API.
Furthermore, the panel driver, in addition to decoding the display
timings, is now also able to manage the backlight.

Signed-off-by: Dario Binacchi <dariobin@libero.it>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-01-12 10:58:27 +05:30
Neil Armstrong
c823f2438c video: add TDO tl070wsh30 panel driver
This adds support for the TDO TL070WSH30 TFT-LCD panel module.
The panel has a 1024×600 resolution and uses 24 bit RGB per pixel.
It provides a MIPI DSI interface to the host, a built-in LED backlight
and touch controller.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2021-01-11 14:59:54 +01:00
Tom Rini
bc0b99bd8b Xilinx changes for v2021.04
arm64:
 - DT updates
 
 microblaze:
 - Add support for NOR device support
 
 spi:
 - Fix unaligned data write issue
 
 nand:
 - Minor code change
 
 xilinx:
 - Fru fix in limit calculation
 - Fill git repo link for all Xilinx boards
 
 video:
 - Add support for seps525 spi display
 
 tools:
 - Minor Vitis file support
 
 cmd/common
 - Minor code indentation fixes
 
 serial:
 - Uartlite debug uart initialization fix
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Merge tag 'xilinx-for-v2021.04' of https://gitlab.denx.de/u-boot/custodians/u-boot-microblaze into next

Xilinx changes for v2021.04

arm64:
- DT updates

microblaze:
- Add support for NOR device support

spi:
- Fix unaligned data write issue

nand:
- Minor code change

xilinx:
- Fru fix in limit calculation
- Fill git repo link for all Xilinx boards

video:
- Add support for seps525 spi display

tools:
- Minor Vitis file support

cmd/common
- Minor code indentation fixes

serial:
- Uartlite debug uart initialization fix
2021-01-06 07:57:33 -05:00
Tom Rini
b11f634b1c Driver model: make some udevice fields private
Driver model: Rename U_BOOT_DEVICE et al.
 dtoc: Tidy up and add more tests
 ns16550 code clean-up
 x86 and sandbox minor fixes for of-platdata
 dtoc prepration for adding build-time instantiation
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Merge tag 'dm-pull-5jan21' of git://git.denx.de/u-boot-dm into next

Driver model: make some udevice fields private
Driver model: Rename U_BOOT_DEVICE et al.
dtoc: Tidy up and add more tests
ns16550 code clean-up
x86 and sandbox minor fixes for of-platdata
dtoc prepration for adding build-time instantiation
2021-01-05 22:34:43 -05:00
Tom Rini
720620e691 Prepare v2021.01-rc5
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Merge tag 'v2021.01-rc5' into next

Prepare v2021.01-rc5

Signed-off-by: Tom Rini <trini@konsulko.com>
2021-01-05 16:20:26 -05:00
Simon Glass
65e25bea59 dm: Rename DM_GET_DRIVER() to DM_DRIVER_GET()
In the spirit of using the same base name for all of these related macros,
rename this to have the operation at the end. This is not widely used so
the impact is fairly small.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-01-05 12:26:35 -07:00
Simon Glass
20e442ab2d dm: Rename U_BOOT_DEVICE() to U_BOOT_DRVINFO()
The current macro is a misnomer since it does not declare a device
directly. Instead, it declares driver_info record which U-Boot uses at
runtime to create a device.

The distinction seems somewhat minor most of the time, but is becomes
quite confusing when we actually want to declare a device, with
of-platdata. We are left trying to distinguish between a device which
isn't actually device, and a device that is (perhaps an 'instance'?)

It seems better to rename this macro to describe what it actually is. The
macros is not widely used, since boards should use devicetree to declare
devices.

Rename it to U_BOOT_DRVINFO(), which indicates clearly that this is
declaring a new driver_info record, not a device.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-01-05 12:26:35 -07:00
Simon Glass
f10643cf8a dm: core: Access device ofnode through functions
At present ofnode is present in the device even if it is never used. With
of-platdata this field is not used, so can be removed. In preparation for
this, change the access to go through inline functions.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-01-05 12:24:41 -07:00
Simon Glass
0fd3d91152 dm: Use access methods for dev/uclass private data
Most drivers use these access methods but a few do not. Update them.

In some cases the access is not permitted, so mark those with a FIXME tag
for the maintainer to check.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Pratyush Yadav <p.yadav@ti.com>
2021-01-05 12:24:40 -07:00
Michal Simek
5337663e5b video: Call video_sync in video_clear()
There is a need to call sync when anybody asking for clearing display.
For example via cls command.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-01-05 11:54:53 +01:00
Michal Simek
b66d7af41f video: seps525: Add seps525 SPI driver
Add support for the WiseChip Semiconductor Inc. (UG-6028GDEBF02) display
using the SEPS525 (Syncoam) LCD Controller. Syncoam Seps525 PM-Oled is RGB
160x128 display. This driver has been tested through zynq-spi driver.

ZynqMP> load mmc 1 100000 rainbow.bmp
61562 bytes read in 20 ms (2.9 MiB/s)
ZynqMP> bmp info 100000
Image size    : 160 x 128
Bits per pixel: 24
Compression   : 0
ZynqMP> bmp display 100000
ZynqMP> setenv stdout vidconsole

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-01-05 11:54:53 +01:00
Michal Simek
9d69c2d9a8 video: Introduce video_sync operation
Some drivers like LCD connected via SPI requires explicit sync function
which copy framebuffer content over SPI to controller to display.
This hook doesn't exist yet that's why introduce it via video operations.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2021-01-05 11:54:53 +01:00