summaryrefslogtreecommitdiff
path: root/Documentation/mainboard/lenovo/t4xx_series.md
AgeCommit message (Collapse)Author
2018-11-10mb/lenovo/t400: Improve docking codePatrick Rudolph
* Remove dead code * Add support for types 2504 and 2505 * Print dock info at romstage entry * Improve dock disconnect for type 2505 * Move defines into dock.h for future ACPI code * Reduce timeouts according to spec to decrease boot time on error * Fix no docking detection (reduces boot time by 1 second) * Configure GPIO LDN before reading GPIOs * Use Kconfig values instead of fixed defines * Add documentation Tested on Lenovo T500 with docking 2504 and 2505. Change-Id: Ic4510ffadc67da95961cecd51a6d8ed856b3ac99 Signed-off-by: Patrick Rudolph <siro@das-labor.org> Reviewed-on: https://review.coreboot.org/29418 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
2018-10-03Documentation/mb/lenovo/t4xx_series: Change "Steps to access the flash IC" ↵Jonathan Neuschäfer
to sub-heading This heading should not be a top-level heading, because it's not at the top of the file. Also remove the trailing colon, because it's unnecessary in a heading. Change-Id: I0685bb8734ad899c29618d24c0497e4fb8c0d01c Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net> Reviewed-on: https://review.coreboot.org/28826 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Patrick Rudolph <siro@das-labor.org>
2018-09-30Documentation: Add basic flashing tutorial for LenovoPatrick Rudolph
* Add basic flashing tutorial ** Describe internal and external flashing ** Describe flash supply diode protection ** Gives general advices on flashing ** Describe how to use flashrom --ifd * Describe basic flashing on Lenovo T4xx devices ** Describe how to disassemble and access the flash IC on T4xx ** Describe flash layout on Sandy Bridge and Ivy Bridge series. Change-Id: Ia833e27f4e7d89ee32be9bed21a0c021839facec Signed-off-by: Patrick Rudolph <siro@das-labor.org> Reviewed-on: https://review.coreboot.org/27852 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>