On Tue, Apr 01, 2014 at 01:19:52PM +0800, Peter Chen wrote:
> On Sun, Mar 30, 2014 at 08:20:02PM +0800, Li Jun wrote:
> > From: Li Jun <b47624@xxxxxxxxxxxxx>
> >
> > This patchset adds USB OTG HNP and SRP support on chipidea usb driver,
> > existing OTG port role swtich function by ID pin status kept unchanged,
> > based on that, if select CONFIG_USB_OTG_FSM, OTG HNP and SRP will be
> > supported.
> >
> > Reference to:
> > "On-The-Go and Embedded Host Supplement to the USB Revision 2.0 Specification July 27, 2012
> > Revision 2.0 version 1.1a"
>
>
> Re-created the patch 4/11 based on my latest branch please, you may forget
> to do it last time, it can't git am successfully.
>
> No more comments, thanks.
>
> Peter
>
I created my patchset against your ci-for-usb-next, I tried to rebase but no new update,
I am already basing on the top commit:
usb: chipidea: debug: add debug file for controller registers dump
Li Jun
> >
> > Changes since v4:
> > - Fix compile warnings if USB_OTG_FSM is not enabled.
> > - Add ci_otg_is_fsm_mode() to replace ci->is_otg for checking if ci is in
> > OTG FSM mode.
> > - Move ci_hdrc_otg_fsm_start() at end of ci_hdrc_otg_fsm_init().
> > - Fix one patch split problem(a later patch changes a previous one).
> > - Remove unnecessary role check in start host/gadget.
> > - Add {} in start_host.c to fix Coding style problem and declar a variable
> > equal to ci->transceiver->otg firstly when init otg port number.
> > - Update TODO list of chipidea drivers if this patchset applied.
> > - Typo and comments style fix.
> >
> > Changes since v3:
> > - Move out 2 patches from this patchset, as which are not directly related to
> > otg fsm.
> > - Add a new file chipidea.txt under Documentation/usb/ to show how to test
> > OTG HNP and SRP.
> > - Directly embed struct otg_fsm into ci_hdrc instead of pointer of otg_fsm.
> > - Remove flag check in ci_otg_del_timer().
> > - Remove ADP related code and comments since ADP is not supported by chip.
> > - Start OTG fsm before request_irq.
> > - For B-device, do not do OTG fsm transitions when gadget driver
> > is not registered, and start OTG fsm in register gadget driver.
> > - Directly call ci_otg_fsm_work() in ci_hdrc_otg_fsm_start().
> > - Enable data pulse when a_wait_vfall timer time out.
> > - Update a_wait_vrise time out function.
> > - UPdate comments of OTG time macro definitions in otg_fsm.h according to
> > OTG and EH 2.0.
> > - Some typo and comments format changes.
> >
> > Changes since v2:
> > - Add ABI document for sysfs input files description:
> > Documentation/ABI/testing/sysfs-platform-chipidea-usb-otg
> > - Add a debug file for show some USB registers value.
> > - Split host driver change to be 2 patches, one for otg_port number init;
> > the other one for vbus control change.
> > - Export interrupt enable and status read functions from udc driver.
> > - Only enable AVV irq in otg fsm init.
> > - Remove duplicated USBSTS bits definitions.
> > - Add HowTo demo role switch with 2 Freescale i.MX6Q sabre SD boards
> > in cover letter.
> > - typo correction.
> >
> > Changes since v1:
> > - Move out HNP polling patch from this series, which will be a seperated patchset
> > followed this one
> > - Change fsm timers global variables to be a structure embeded in ci_hdrc,
> > to make multiple OTG instances can exist in one system
> > - Change some otg fsm functions to be static
> > - Re-split timer init patch to avoid a later patch changing a previous one
> > in the same series
> > - Change timer structure memory allocation to be devm_kzalloc
> > - Update some format alignment and spelling errors
> >
> > Li Jun (11):
> > usb: chipidea: usb OTG fsm initialization.
> > usb: chipidea: host: vbus control change for OTG HNP.
> > usb: chipidea: host: init otg port number.
> > usb: chipidea: udc: driver update for OTG HNP.
> > usb: chipidea: add OTG fsm operation functions implemenation.
> > usb: chipidea: OTG fsm timers initialization.
> > usb: chipidea: OTG HNP and SRP fsm implementation.
> > usb: chipidea: add sys inputs for OTG fsm input.
> > usb: chipidea: debug: add debug file for OTG variables
> > Documentation: ABI: usb: sysfs Description for chipidea USB OTG HNP
> > and SRP
> > Documentation: usb: add chipidea.txt for how to demo usb OTG HNP and
> > SRP
> >
> > .../ABI/testing/sysfs-platform-chipidea-usb-otg | 56 ++
> > Documentation/usb/chipidea.txt | 70 ++
> > drivers/usb/chipidea/Makefile | 1 +
> > drivers/usb/chipidea/bits.h | 10 +
> > drivers/usb/chipidea/ci.h | 17 +
> > drivers/usb/chipidea/core.c | 8 +-
> > drivers/usb/chipidea/debug.c | 84 ++
> > drivers/usb/chipidea/host.c | 21 +-
> > drivers/usb/chipidea/otg.c | 13 +-
> > drivers/usb/chipidea/otg_fsm.c | 849 ++++++++++++++++++++
> > drivers/usb/chipidea/otg_fsm.h | 124 +++
> > drivers/usb/chipidea/udc.c | 17 +-
> > 12 files changed, 1259 insertions(+), 11 deletions(-)
> > create mode 100644 Documentation/ABI/testing/sysfs-platform-chipidea-usb-otg
> > create mode 100644 Documentation/usb/chipidea.txt
> > create mode 100644 drivers/usb/chipidea/otg_fsm.c
> > create mode 100644 drivers/usb/chipidea/otg_fsm.h
> >
> > --
> > 1.7.9.5
> >
> >
>
> --
>
> Best Regards,
> Peter Chen
>
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