On Mon, Jan 31, 2022 at 09:03:01AM +0100, Ahmad Fatoum wrote:
> Import the Linux v5.15 state of the driver to allow easy porting of
> MIPI-DBI displays like the Ilitek 9431 added in a follow-up commit.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
> ---
> commands/Kconfig | 19 ++
> commands/Makefile | 1 +
> commands/mipi_dbi.c | 104 ++++++++
> drivers/video/Kconfig | 14 ++
> drivers/video/Makefile | 1 +
> drivers/video/mipi_dbi.c | 467 +++++++++++++++++++++++++++++++++++
> include/spi/spi.h | 20 ++
> include/video/mipi_dbi.h | 105 ++++++++
> include/video/mipi_display.h | 150 +++++++++++
> 9 files changed, 881 insertions(+)
> create mode 100644 commands/mipi_dbi.c
> create mode 100644 drivers/video/mipi_dbi.c
> create mode 100644 include/video/mipi_dbi.h
> create mode 100644 include/video/mipi_display.h
>
> diff --git a/commands/Kconfig b/commands/Kconfig
> index ba8ca5cdebce..2e13a4ed90bd 100644
> --- a/commands/Kconfig
> +++ b/commands/Kconfig
> @@ -1969,6 +1969,25 @@ config CMD_SPI
> -w BIT bits per word (default 8)
> -v verbose
>
> +config CMD_MIPI_DBI
> + bool
> + depends on DRIVER_VIDEO_MIPI_DBI && SPI
> + select PRINTF_HEXSTR
> + prompt "mipi_dbi command"
> + help
> + Write/read from MIPI DBI device on SPI bus
> +
> + Usage: mipi_dbi [-brcmfwv] DATA...
> +
> + Options:
> + -b BUS SPI bus number (default 0)
> + -r COUNT bytes to read
> + -c chip select (default 0)
> + -m MODE SPI mode (default 0)
> + -f HZ max speed frequency, in Hz (default 1 MHz)
> + -w BIT bits per word (default 8)
> + -v verbose
This doesn't match the actual command. Copy-paste from CMD_SPI above?
> +BAREBOX_CMD_HELP_START(mipi_dbi)
> +BAREBOX_CMD_HELP_TEXT("Options:")
> +BAREBOX_CMD_HELP_OPT ("-l\t", "list all MIPI DBI devices")
> +BAREBOX_CMD_HELP_OPT ("-d DEVICE", "select specific device (default is first registered)")
> +BAREBOX_CMD_HELP_OPT ("-w", "issue write command")
> +BAREBOX_CMD_HELP_END
> +
> +
> config DRIVER_VIDEO_BACKLIGHT
> bool "Add backlight support"
> help
> @@ -178,4 +181,15 @@ config DRIVER_VIDEO_SIMPLE_PANEL
> Linux Kernel implementation this one is able to understand display-timings
> nodes so that it's not necessary to keep a list of all known displays
> with their corresponding timings in barebox.
> +
> +config DRIVER_VIDEO_PANEL_ILITEK_ILI9341
> + tristate "Ilitek ILI9341 240x320 QVGA panels"
> + depends on OFTREE && SPI
> + select DRIVER_VIDEO_MIPI_DBI
> + select VIDEO_VPL
> + help
> + Say Y here if you want to enable support for Ilitek IL9341
> + QVGA (240x320) RGB panels. support serial & parallel rgb
> + interface.
This hunk should be in 4/4.
Sascha
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