Re: [PATCH 0/8 v2]usb: musb: hwmod and runtime pm support for musb

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Hema HK <hemahk@xxxxxx> writes:

> Cc: Felipe Balbi <felipe.balbi@xxxxxxxxx>
> Cc: Tony Lindgren <tony@xxxxxxxxxxx>
> Cc: Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx>
> Cc: Cousson, Benoit <b-cousson@xxxxxx>
> Cc: Paul Walmsley <paul@xxxxxxxxx>
>
> This patch series makes OMAP2PLUS musb Module implemented
> in HWMOD FW way. It also implements musb driver to
> use the runtime pm apis.
>
> PATCH[1/8 v2] and [PATCH 2/8 v2] are the pre-requisites for the hwmod
> support for the usb module.
>
> PATCH[6/8 v2] is core-offmode usb fix patch for the OMAP3
> in idle path.
>
> As per the OMAP usbotg specification[1] musb sysconfig register
> has to be set to force idle and force standby when not used
> and set smart idle/standby during operation.otherwise core-off
> will be prevented by musb.
>
> [1]: http://focus.ti.com/pdfs/wtbu/SWPU223D_Final_EPDF_06_07_2010.pdf
>
> This patch series is created on "origin/pm-wip/hwmods-omap4".
>
> This patch series is tested on OMAP3630 zoom3 and OMAP4430 SDP.
> On OMAP3630 zoom3, off mode is tested on "origin/pm" branch using 
> omap3_pm_defconfig.

This IP is on OMAP2 as well, but I don't see any hwmods for OMAP2.

Please also add hwmods for OMAP2 and test as well.

Thanks,

Kevin


>
> Version History:
> ---------------
> Vesrion v2:
>
> Fixed review comments.
> Removed the omap_hwmod.h inclusion from musb.h file which was 
> breaking the non-omap platform build.
> Using the runtime pm apis in the idle path(interrupts disabled).
> Added the omap4 hwmod data base.
>
> Version v1:
> initial version of the patch series.
>
> Some of the links for v1
> ------------------------
>
> http://www.spinics.net/lists/linux-usb/msg34570.html
> http://www.spinics.net/lists/linux-omap/msg34568.html
> http://www.spinics.net/lists/linux-usb/msg34544.html
> http://www.spinics.net/lists/linux-usb/msg34540.html
> http://www.spinics.net/lists/linux-usb/msg34589.html
> http://www.spinics.net/lists/linux-usb/msg34554.html
> http://www.mail-archive.com/linux-omap@xxxxxxxxxxxxxxx/msg32973.html
>
>
> Cousson, Benoit (1):
>   usb: musb: HWMOD database structures addition for OMAP4
>
> Hema HK (7):
>   usb: musb: Adding names for IRQs in resource structure
>   usb: musb: Remove board_data parameter from musb_platform_init()
>   usb: musb: HWMOD database structures addition for OMAP3
>   usb: musb: Using omap_device_build for musb device registration
>   usb: musb: Offmode fix for idle path
>   OMAP: Hwmod api changes
>   usb : musb: Using runtime pm apis for musb.
>
>  arch/arm/mach-davinci/usb.c                   |    2 +
>  arch/arm/mach-omap2/omap_hwmod.c              |   18 ++-
>  arch/arm/mach-omap2/omap_hwmod_3xxx_data.c    |  100 +++++++++++++
>  arch/arm/mach-omap2/omap_hwmod_44xx_data.c    |   92 ++++++++++++
>  arch/arm/mach-omap2/pm34xx.c                  |    9 ++
>  arch/arm/mach-omap2/usb-musb.c                |  188 ++++++++++++++++++++-----
>  arch/arm/plat-omap/include/plat/omap_device.h |    2 +
>  arch/arm/plat-omap/include/plat/usb.h         |    9 ++
>  arch/arm/plat-omap/omap_device.c              |   43 ++++++
>  arch/blackfin/mach-bf527/boards/cm_bf527.c    |    2 +
>  arch/blackfin/mach-bf527/boards/ezbrd.c       |    2 +
>  arch/blackfin/mach-bf527/boards/ezkit.c       |    2 +
>  arch/blackfin/mach-bf548/boards/cm_bf548.c    |    2 +
>  arch/blackfin/mach-bf548/boards/ezkit.c       |    2 +
>  drivers/usb/musb/blackfin.c                   |    2 +-
>  drivers/usb/musb/cppi_dma.c                   |    2 +-
>  drivers/usb/musb/davinci.c                    |    2 +-
>  drivers/usb/musb/musb_core.c                  |   26 +++-
>  drivers/usb/musb/musb_core.h                  |    3 +-
>  drivers/usb/musb/musbhsdma.c                  |    2 +-
>  drivers/usb/musb/omap2430.c                   |   87 ++++++------
>  drivers/usb/musb/tusb6010.c                   |    2 +-
>  include/linux/usb/musb.h                      |   20 +++
>  23 files changed, 522 insertions(+), 97 deletions(-)
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