[PATCH v8 00/13] ARM: berlin: USB support

[Sebastian Hesselbarth]

On 17.11.2014 14:35, Antoine Tenart wrote:
> This series adds the support for ChipIdea USB2 (ci13xxx) controllers,
> the USB PHYs of the Marvell Berlin SoCs and also adds a reset
> controller for these SoCs.
>
> The reset controller is used by the PHY driver and shares the
> existing chip controller node with the clocks and one pin controller.
>
> The Marvell Berlin USB controllers are host only on the BG2Q and are
> compatible with USB ChipIdea. We here add a glue to use the available
> common functions for this kind of controllers, and add a generic USB2
> ChipIdea driver. A PHY driver is also added to control the USB PHY.
>
> This series applies on top of Peter Chen's ci-for-usb-next branch[1]
> containing the generic PHY support in the USB framework[2].
>
> Patches 1-4 should already have been taken by Sebastian.

Antoine,

I just took the DT patches, too. Thanks for the patience and that
you sticked with the idea of reusing chipidea driver! Thanks to the
others reviewing/suggesting too!

Sebastian

> Changes since v7:
> 	- rebased on top of the latest CI for-next branch of Peter[1]
> 	- removed CI_HDRC_REQUIRE_TRANSCEIVER
> 	- added a missing tested-by
> 	- some cosmetic fixes and a commit message reword
>
> Changes since v6:
>          - removed ci_hdrc_usb2_dt_probe
>          - fixed a bug in the ChipIdea core for PHY handling
>          - called unconditionally dma_set_mask_and_coherent()
>
> Changes since v5:
>          - added a missing header in ci_hdrc_usb2
>
> Changes since v4:
>          - fixed the error handling of ci_hdrc_usb2_probe()
>
> Changes since v3:
>          - removed the DMA mask property
>          - moved the clock handling in the common probe function
>          - fixed the documentation for the USB2 ChipIdea USB PHY binding
>          - made sure the reset bit is 0-31 in the reset driver
>
> Changes since v2:
>          - moved the PHY driver to the generic PHY framework
>          - changed the compatible to 'chipidea,usb2'
>          - added a property to set the DMA mask in the USB2 CI driver
>          - separated dt specific calls in the CI probing function
>          - rebased on top of the generic PHY support for CI[2]
>
> Changes since v1:
>          - made the Berlin CI USB driver a generic one
>          - added support to custom offset for the reset register
>          - added fixed regulators to support supply the VBUS
>          - modified the PHY driver to support the one one the BG2CD as
>            well
>          - documented the reset properties
>          - added bindings for the BG2CD
>          - cosmetic fixes
>
> [1] https://github.com/hzpeterchen/linux-usb.git ci-for-usb-next
> [2] git://git.free-electrons.com:users/antoine-tenart/linux.git usb-phy
>
> Antoine Tenart (11):
>    reset: add the Berlin reset controller driver
>    Documentation: bindings: add reset bindings docs for Marvell Berlin
>      SoCs
>    ARM: Berlin: select the reset controller
>    ARM: dts: berlin: add a required reset property in the chip controller
>      node
>    phy: add the Berlin USB PHY driver
>    Documentation: bindings: add doc for the Berlin USB PHY
>    usb: chipidea: fix phy handling
>    usb: chipidea: add a usb2 driver for ci13xxx
>    Documentation: bindings: add doc for the USB2 ChipIdea USB driver
>    ARM: dts: berlin: add BG2Q nodes for USB support
>    ARM: dts: Berlin: enable USB on the BG2Q DMP
>
> Sebastian Hesselbarth (2):
>    ARM: dts: berlin: add BG2CD nodes for USB support
>    ARM: dts: berlin: enable USB on the Google Chromecast
>
>   .../devicetree/bindings/arm/marvell,berlin.txt     |  10 +
>   .../devicetree/bindings/phy/berlin-usb-phy.txt     |  16 ++
>   .../devicetree/bindings/usb/ci-hdrc-usb2.txt       |  24 +++
>   arch/arm/boot/dts/berlin2.dtsi                     |   1 +
>   arch/arm/boot/dts/berlin2cd-google-chromecast.dts  |   4 +
>   arch/arm/boot/dts/berlin2cd.dtsi                   |  37 ++++
>   arch/arm/boot/dts/berlin2q-marvell-dmp.dts         |  53 +++++
>   arch/arm/boot/dts/berlin2q.dtsi                    |  56 ++++++
>   arch/arm/mach-berlin/Kconfig                       |   2 +
>   drivers/phy/Kconfig                                |   7 +
>   drivers/phy/Makefile                               |   1 +
>   drivers/phy/phy-berlin-usb.c                       | 224 +++++++++++++++++++++
>   drivers/reset/Makefile                             |   1 +
>   drivers/reset/reset-berlin.c                       | 131 ++++++++++++
>   drivers/usb/chipidea/Makefile                      |   1 +
>   drivers/usb/chipidea/ci_hdrc_usb2.c                | 116 +++++++++++
>   drivers/usb/chipidea/core.c                        |   4 +-
>   17 files changed, 686 insertions(+), 2 deletions(-)
>   create mode 100644 Documentation/devicetree/bindings/phy/berlin-usb-phy.txt
>   create mode 100644 Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt
>   create mode 100644 drivers/phy/phy-berlin-usb.c
>   create mode 100644 drivers/reset/reset-berlin.c
>   create mode 100644 drivers/usb/chipidea/ci_hdrc_usb2.c
>