diff options
| author | Simon Glass <sjg@chromium.org> | 2022-10-16 15:26:52 -0600 |
|---|---|---|
| committer | Anatolij Gustschin <agust@denx.de> | 2022-10-30 20:07:16 +0100 |
| commit | 2285864a3e9b5fe14fb1ec99847fd499b4fe2b76 (patch) | |
| tree | 0a221318c5380d2357faaecb2b83b4842c179b21 /doc | |
| parent | 1dc6517649f294ca5b3ae71b98209cee55753b7c (diff) | |
| download | u-boot-2285864a3e9b5fe14fb1ec99847fd499b4fe2b76.zip u-boot-2285864a3e9b5fe14fb1ec99847fd499b4fe2b76.tar.gz u-boot-2285864a3e9b5fe14fb1ec99847fd499b4fe2b76.tar.bz2 | |
video: Drop VCXK video controller
This relies on the old LCD implementation which is to be removed. Drop it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.bus_vcxk | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/doc/README.bus_vcxk b/doc/README.bus_vcxk deleted file mode 100644 index aaa1565..0000000 --- a/doc/README.bus_vcxk +++ /dev/null @@ -1,67 +0,0 @@ -SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2008-2009 - * BuS Elektronik GmbH & Co. KG <www.bus-elektronik.de> - * Jens Scharsig <esw@bus-elektronik.de> - */ - -U-Boot vcxk video controller driver -====================================== - -By defining CONFIG_VIDEO_VCXK this driver can be used with VC2K, VC4K and -VC8K devices on following boards: - -board | ARCH | Vendor ------------------------------------------------------------------------ -EB+CPU5282-T1 | MCF5282 | BuS Elektronik GmbH & Co. KG -EB+MCF-EVB123 | MCF5282 | BuS Elektronik GmbH & Co. KG -EB+CPUx9K2 | AT91RM9200 | BuS Elektronik GmbH & Co. KG -ZLSA | AT91RM9200 | Ruf Telematik AG - -Driver configuration --------------------- - -The driver needs some defines to describe the target hardware: - -CONFIG_SYS_VCXK_BASE - - base address of VCxK hardware memory - -CONFIG_SYS_VCXK_DEFAULT_LINEALIGN - - defines the physical alignment of a pixel row - -CONFIG_SYS_VCXK_DOUBLEBUFFERED - - some boards that use vcxk prevent read from framebuffer memory. - define this option to enable double buffering (needs 16KiB RAM) - -CONFIG_SYS_VCXK_<xxxx>_PIN - - defines the number of the I/O line PIN in the port - valid values for <xxxx> are: - - ACKNOWLEDGE - describes the acknowledge line from vcxk hardware - - ENABLE - describes the enable line to vcxk hardware - - INVERT - describes the invert line to vcxk hardware - - RESET - describes the reset line to vcxk hardware - - REQUEST - describes the request line to vcxk hardware - -CONFIG_SYS_VCXK_<xxxx>_PORT - - defines the I/O port which is connected with the line - for valid values for <xxxx> see CONFIG_SYS_VCXK_<xxxx>_PIN - -CONFIG_SYS_VCXK_<xxxx>_DDR - - defines the register which configures the direction - for valid values for <xxxx> see CONFIG_SYS_VCXK_<xxxx>_PIN |