On 02/13/2014 10:10 PM, dinguyen@xxxxxxxxxx wrote:
> From: Dinh Nguyen <dinguyen@xxxxxxxxxx>
>
> Hello,
>
> This patch series combines the dwc2 host driver and the s3c-hsotg peripheral
> driver into a single dual-roler driver similar to the dwc3.
Hi.
It looks like it doesn't work on Samsung platforms without device-tree
support.
Best regards
Robert Baldyga
Samsung R&D Institute Poland
>
> The patch series moves the s3c-hsotg files into the /dwc2 folder, so this is
> the final location of the driver. When the driver is built as a kernel module,
> it will be dwc2.ko and dwc2_platform.ko.
>
> patch 1/7 : Edit the defines in dwc2/hw.h so that the s3c-hsotg driver can use
> the defines in hw.h. So we can remove s3c-hsotg.h in a subsequent
> patch.
> patch 2/7 : Moves the s3c-hsotg driver into /dwc2 folder. Building the s3c-hsotg
> driver will now be a Kconfig option under DWC2. Also replaces the
> s3c-hsotg.h header file for dwc2/hw.h.
> patch 3/7 : Moves the s3c-hsotg data structure into a common place, core.h, so
> that final DRD can use it.
> patch 4/7 : Add the gadget data structure to a common data structure,
> dwc2_hsotg, which is the data structure that will encapsulate host
> and peripheral modes for the final DRD. The bulk for this patch
> is edits the in s3c-hsotg.c to reference the new data structure.
> patch 5/7 : Replaces the s3c_hostg_irq handler with the dwc2_handle_common_intr
> in dwc2. Updates the dwc2 IRQ routines to call the s3c-hsotg gadget
> functions for peripheral mode.
> patch 6/7 : Update the Kconfig and Makefile to enable building of the single
> DRD. At this stage the the driver is behaving as a dual-role driver.
> patch 7/7 : Decouple host/peripheral functionality when buildling the driver in
> host or peripheral mode only.
>
> This patchset is based on 3.14-rc2. I have only tested on the SOCFPGA platform
> which has v2.93a of dual-role IP.
>
> Thanks,
>
> Dinh Nguyen (7):
> usb: dwc2: Add defines to support the s3c-hsotg driver
> usb: s3c-hsotg: Move s3c-hsotg into dwc2 folder
> usb: s3c-hsotg: Move s3c-hsotg data structures
> usb: dwc2: Add the s3c-hsotg data structures to main dwc2_hsotg data
> structure
> usb: dwc2: combine the dwc2 and s3c_hsotg to use a single IRQ handler
> usb: dwc2: Enable the dwc2/s3c-hsotg to be a single dual-role driver
> usb: dwc2: Split out the dwc2/sc3-hsotg driver mode's build
> dependency
>
> drivers/usb/dwc2/Kconfig | 28 +
> drivers/usb/dwc2/Makefile | 17 +-
> drivers/usb/dwc2/core.c | 1 +
> drivers/usb/dwc2/core.h | 225 +++-
> drivers/usb/dwc2/core_intr.c | 108 +-
> drivers/usb/dwc2/hcd.c | 7 +-
> drivers/usb/dwc2/hcd.h | 23 +-
> drivers/usb/dwc2/hw.h | 23 +-
> drivers/usb/dwc2/platform.c | 50 +-
> drivers/usb/{gadget => dwc2}/s3c-hsotg.c | 1807 +++++++++++-------------------
> drivers/usb/gadget/Kconfig | 7 -
> drivers/usb/gadget/Makefile | 1 -
> drivers/usb/gadget/s3c-hsotg.h | 378 -------
> 13 files changed, 1128 insertions(+), 1547 deletions(-)
> rename drivers/usb/{gadget => dwc2}/s3c-hsotg.c (57%)
> delete mode 100644 drivers/usb/gadget/s3c-hsotg.h
> ---
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Cc: Paul Zimmerman <paulz@xxxxxxxxxxxx>
> Cc: Felipe Balbi <balbi@xxxxxx>
> Cc: Ben Dooks <ben-linux@xxxxxxxxx>
> Cc: Matt Porter <mporter@xxxxxxxxxx>
> Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
> Cc: Stephen Warren <swarren@xxxxxxxxxxxxx>
> Cc: Matthijs Kooijman <matthijs@xxxxxxxx>
> Cc: Jingoo Han <jg1.han@xxxxxxxxxxx>
> Cc: Sachin Kamat <sachin.kamat@xxxxxxxxxx>
> Cc: Robert Baldyga <r.baldyga@xxxxxxxxxxx>
>
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