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path: root/payloads/libpayload/include/udc/udc.h
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2015-06-30udc/chipidea: Allow force_shutdown of connectionFurquan Shaikh
Allow force shutdown operation of the connection in case where the cable is disconnected and reconnected back. BUG=chrome-os-partner:41687 BRANCH=None TEST=Compiles successfully and fastboot works fine even with reconnection of cable Change-Id: I8eb1217b4a9ad6ce8a2a40db329eca1930eda089 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 3d7ab65c459caa4ec526b99a1aee1a31e9cb80da Original-Change-Id: I354c44e0ed2211cb2c4c1ae653d201b7d15ea932 Original-Signed-off-by: Furquan Shaikh <furquan@google.com> Original-Reviewed-on: https://chromium-review.googlesource.com/281066 Original-Trybot-Ready: Furquan Shaikh <furquan@chromium.org> Original-Tested-by: Furquan Shaikh <furquan@chromium.org> Original-Reviewed-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/10686 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-06-23libpayload udc: add interface to add string descriptorsPatrick Georgi
They're ASCII only, with only one language at a time, but they should be good enough to report device names and serial numbers. BUG=none BRANCH=none TEST=with depthcharge CL, check dmesg on the host device Change-Id: If888e05b2f372f7f0f43fadb108ca7ef4ed3b7c1 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: f0bc4242057d3edc4f4796ebeed2d98d89d60a1d Original-Change-Id: Ibe42f1b49f412e5482cebb7ebe20f6034352fd12 Original-Signed-off-by: Patrick Georgi <pgeorgi@google.com> Original-Reviewed-on: https://chromium-review.googlesource.com/278300 Original-Tested-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Original-Commit-Queue: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: http://review.coreboot.org/10626 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh <furquan@google.com>
2015-04-18libpayload: Add zero length packet support to UDC frameworkPatrick Georgi
Some IN transfers must be terminated by an empty packet because otherwise the host wouldn't know. The zlp() function determines this requirement in accordance to USB rules: If the transfer's size is aligned to the maximum packet size, and the host expects a larger transfer, add the empty packet as a hint. BRANCH=none BUG=none TEST=USB device mode still works Change-Id: Ia69f3d017f72a3a0e0b21bac72fe97be184c7daa Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: fd0e946e4948a74a9ed15a5eed6ce827b7672a56 Original-Change-Id: I8153cc5bd2ff1c88e383c1dbcddaf1bf72f9194c Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/250790 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9784 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-04-18libpayload: Add USB device mode driverPatrick Georgi
Add a framework for USB device mode controllers and a driver for the ChipIdea controller which is part of the tegra platform. TODO: - fix USB detach/attach - implement zero length packet handling properly BUG=chrome-os-partner:35861 TEST=none BRANCH=none Change-Id: I8defeea78b5a3bdbf9c1b1222c2702eaf3256b81 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 542332291880c4026a05a960ceb91d37891ee018 Original-Change-Id: Ib4068d201dd63ebeda80157bd3130f3059919cdd Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/243272 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8756 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>