diff options
Diffstat (limited to 'drivers/video/Kconfig')
| -rw-r--r-- | drivers/video/Kconfig | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index fdbf3f64f2..ec14a371dc 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -6,3 +6,73 @@ config VIDEO_X86 Turn on this option to enable a very simple driver which uses vesa to discover the video mode and then provides a frame buffer for use by U-Boot. + +config VIDEO_LCD_SSD2828 + bool "SSD2828 bridge chip" + default n + ---help--- + Support for the SSD2828 bridge chip, which can take pixel data coming + from a parallel LCD interface and translate it on the fly into MIPI DSI + interface for driving a MIPI compatible LCD panel. It uses SPI for + configuration. + +config VIDEO_LCD_SSD2828_TX_CLK + int "SSD2828 TX_CLK frequency (in MHz)" + depends on VIDEO_LCD_SSD2828 + ---help--- + The frequency of the crystal, which is clocking SSD2828. It may be + anything in the 8MHz-30MHz range and the exact value should be + retrieved from the board schematics. Or in the case of Allwinner + hardware, it can be usually found as 'lcd_xtal_freq' variable in + FEX files. + +config VIDEO_LCD_SSD2828_RESET + string "RESET pin of SSD2828" + depends on VIDEO_LCD_SSD2828 + default "" + ---help--- + The reset pin of SSD2828 chip. This takes a string in the format + understood by 'name_to_gpio' function, e.g. PH1 for pin 1 of port H. + +config VIDEO_LCD_SPI_CS + string "SPI CS pin for LCD related config job" + depends on VIDEO_LCD_SSD2828 + default "" + ---help--- + This is one of the SPI communication pins, involved in setting up a + working LCD configuration. The exact role of SPI may differ for + different hardware setups. The option takes a string in the format + understood by 'name_to_gpio' function, e.g. PH1 for pin 1 of port H. + +config VIDEO_LCD_SPI_SCLK + string "SPI SCLK pin for LCD related config job" + depends on VIDEO_LCD_SSD2828 + default "" + ---help--- + This is one of the SPI communication pins, involved in setting up a + working LCD configuration. The exact role of SPI may differ for + different hardware setups. The option takes a string in the format + understood by 'name_to_gpio' function, e.g. PH1 for pin 1 of port H. + +config VIDEO_LCD_SPI_MOSI + string "SPI MOSI pin for LCD related config job" + depends on VIDEO_LCD_SSD2828 + default "" + ---help--- + This is one of the SPI communication pins, involved in setting up a + working LCD configuration. The exact role of SPI may differ for + different hardware setups. The option takes a string in the format + understood by 'name_to_gpio' function, e.g. PH1 for pin 1 of port H. + +config VIDEO_LCD_SPI_MISO + string "SPI MISO pin for LCD related config job (optional)" + depends on VIDEO_LCD_SSD2828 + default "" + ---help--- + This is one of the SPI communication pins, involved in setting up a + working LCD configuration. The exact role of SPI may differ for + different hardware setups. If wired up, this pin may provide additional + useful functionality. Such as bi-directional communication with the + hardware and LCD panel id retrieval (if the panel can report it). The + option takes a string in the format understood by 'name_to_gpio' + function, e.g. PH1 for pin 1 of port H. |
