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path: root/payloads/libpayload/drivers/udc
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2015-08-09license headers: Drop FSF addresses againPatrick Georgi
Some FSF addresses found their way back into our tree. Change-Id: I34b465fc78734d818eca1d6962a1e62bf9d6e7f3 Signed-off-by: Patrick Georgi <patrick@georgi-clan.de> Reviewed-on: http://review.coreboot.org/11145 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2015-07-06libpayload: udc: dwc2: support force_shutdown() routineYunzhi Li
Add force_shutdown() routine for dwc2 udc driver to support disconnect and reconnect case when fastboot receiving data. BUG=chrome-os-partner:41687 BRANCH=None TEST=None Change-Id: I9ec204d8b7088cfafd3164c9779a6fd85d379dba Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 9238f87c065ba8a57bfb4a7e65fd1821ff2922f9 Original-Change-Id: I1e584aaf19efa14409bdfa26039c27fa7034b5f0 Original-Signed-off-by: Yunzhi Li <lyz@rock-chips.com> Original-Reviewed-on: https://chromium-review.googlesource.com/281130 Original-Reviewed-by: Patrick Georgi <pgeorgi@chromium.org> Original-Tested-by: Lin Huang <hl@rock-chips.com> Original-Commit-Queue: Jeffy Chen <jeffy.chen@rock-chips.com> Reviewed-on: http://review.coreboot.org/10770 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-06-30libpayload: add UDC driver for Designware controllerhuang lin
Found in rockchips rk3288 as used in google/veyron. BUG=None TEST=None BRANCH=None Change-Id: I2f2c36c5bea3986a8a37f84c75608b838a8782ae Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 59a0bcd97e8d0f5ce5ac1301910e11b01e2d24b1 Original-Change-Id: Ic89ed54c48d6f9ce125a93caf96471abc6e8cd9d Original-Signed-off-by: Yunzhi Li <lyz@rock-chips.com> Original-Reviewed-on: https://chromium-review.googlesource.com/272108 Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Original-Commit-Queue: Lin Huang <hl@rock-chips.com> Original-Tested-by: Lin Huang <hl@rock-chips.com> Reviewed-on: http://review.coreboot.org/10689 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-06-30UDC: Correct cleaning out memory for string descriptorsFurquan Shaikh
BUG=chrome-os-partner:41687 BRANCH=None TEST=Compiles successfully and fastboot devices reports correct serial number even after re-connection. Change-Id: I4741a5d6333523eb47c27b4a20c4ef3f1e853d76 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 6249b1e35391550d788f56a7b3e7a49ae19f0c93 Original-Change-Id: I1348c33f354d11e3c29ccd9da9948cfbeb60aa9e Original-Signed-off-by: Furquan Shaikh <furquan@google.com> Original-Reviewed-on: https://chromium-review.googlesource.com/281192 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/10687 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
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>
2015-06-08Remove empty lines at end of fileElyes HAOUAS
Used command line to remove empty lines at end of file: find . -type f -exec sed -i -e :a -e '/^\n*$/{$d;N;};/\n$/ba' {} \; Change-Id: I816ac9666b6dbb7c7e47843672f0d5cc499766a3 Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: http://review.coreboot.org/10446 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Patrick Georgi <pgeorgi@google.com>
2015-04-18libpayload udc: Support legal edge case of GET_CONFIGURATION callPatrick Georgi
I doubt anybody will ask for the configuration and request that 0 bytes be returned, but AFAICS that's legal, so let's support it. Should have no effect on ChipIdea since it knows not to send more data than requested by the host. BRANCH=none BUG=none TEST=none Change-Id: Ibfe57b593015fa5e0381c45ff9e39c3f912b4d4d Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 45555e929d9d07dbb58ecfd18333f26375a0e3d7 Original-Change-Id: I7432772a1812c6f52c2b1688ee4c6f67d02ccf28 Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/258064 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9790 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-04-18libpayload udc: Only enable configuration if it's validPatrick Georgi
Only set internal variables when there's no risk of breaking things. BRANCH=none BUG=none TEST=none Change-Id: I8a8b63f60bdb70fad38130ce38eef81fe3725aa2 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 7119829096b444b790937b116fb782bcb5da70cd Original-Change-Id: If698b11a7ff7688def310d8574fcfa7a40f703c1 Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/258063 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9789 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-04-18libpayload: Enforce strict packet handling order in ChipIdea driverPatrick Georgi
First handle IN packets, then OUT packets and finally SETUP packets. This makes OS X happy. It isn't implemented as the data sheet recommends but it avoids implementing a state machine and should always produce observable effects identical to that of the stateful solution. BRANCH=none BUG=none TEST=`fastboot getvar version` on OSX works Change-Id: Ic7b27387771d6a7794fba12fc822fccc48770ea8 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: f0e59547519d50b1d34f6abdc6132330125f94f3 Original-Change-Id: Iada1cff011f11e7d5cb1a1b34896ab590f488ec7 Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/258062 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9788 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-04-18libpayload: More defensive ChipIdea initializationPatrick Georgi
Mark EP0 non-stall explicitly. Shouldn't be necessary, but won't hurt either. BRANCH=none BUG=none TEST=none Change-Id: I7ecd16a2affe064918d93436aedfa07bd9a1cf56 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: a0fc237b33444fc30dc5b62e4f1afc3188f2cf43 Original-Change-Id: I1aa8742eebc4de733317600e35627631ebaf4724 Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/258061 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9787 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-04-18libpayload udc: Clear bit when it needs clearingPatrick Georgi
Trivial copy & paste error, likely with no visible effect so far. BRANCH=none BUG=none TEST=none Change-Id: Ieaf5e770ab7a8474e407012d2c11a15c46ab357d Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 90f8971500c95456ae70c6f4219b1ff9aff1c0b0 Original-Change-Id: I973573efd0effc9e0173d2b259ce577b6de38de4 Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/258060 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9786 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2015-04-18libpayload udc: Deconfigure device when necessaryPatrick Georgi
SET_CONFIGURATION(0) stops operation and is moves the device to addressed mode. BRANCH=none BUG=none TEST=USB device mode still works Change-Id: I964d90ba8440b6f428896acc9fe63e1114390da6 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 402bc907222d07765b3438967edf26cc1a79d775 Original-Change-Id: Iebad024e1ed2e344dba73b73a9b385a4ac4cb450 Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/250791 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/9785 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
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>