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SubjectRe: [PATCH v8 0/9] Tegra xHCI support
From
On Mon, May 4, 2015 at 11:06 PM, Andrew Bresticker
<abrestic@chromium.org> wrote:
> This series adds support for xHCI on NVIDIA Tegra SoCs. This includes:
> - patches 1, 2, and 3: minor cleanups for mailbox framework and xHCI,
> - patches 4 and 5: adding an MFD driver for the XUSB cmoplex,
> - patches 6 and 7: adding a driver for the mailbox used to communicate
> with the xHCI controller's firmware, and
> - patches 8 and 9: adding a xHCI host-controller driver.
>
> The addition of USB PHY support to the XUSB padctl driver has been dropped.
> Thierry will be posting those patches later.
>
> Given the many compile and run-time dependencies in this series, it is probably
> best if the first 3 patches are picked up by the relevant maintainers in topic
> branches so that the remainder of the series can go through the Tegra tree.
>
> Tested on Jetson TK1 and Nyan-Big with a variety of USB2.0 and USB3.0 memory
> sticks and ethernet dongles. This has also been tested, with additional
> out-of-tree patches, on Tegra132 and Tegra210 based boards.
>
> Based on v4.1-rc2. A branch with the entire series is available at:
> https://github.com/abrestic/linux/tree/tegra-xhci-v8
>
> Cc: Jon Hunter <jonathanh@nvidia.com>
>
> Changes from v7:
> - Move non-shared resources into child nodes of MFD.
> - Fixed a couple of mailbox driver bugs.
>
> Changes from v6:
> - Dropped PHY changes from series. Will be posted later by Thierry.
> - Added an MFD device with the mailbox and xHCI host as sub-devices.
>
> Changes from v5:
> - Addressed review comments from Jassi and Felipe.
>
> Changes from v4:
> - Made USB support optional in padctl driver.
> - Made usb3-port a pinconfig property again.
> - Cleaned up mbox_request_channel() error handling and allowed it to defer
> probing (patch 3).
> - Minor xHCI (patch 1) and mailbox framework (patch 2) cleanups suggested
> by Thierry.
> - Addressed Thierry's review comments.
>
> Changes from v3:
> - Fixed USB2.0 flakiness on Jetson-TK1.
> - Switched to 32-bit DMA mask for host.
> - Addressed Stephen's review comments.
>
> Chagnes from v2:
> - Dropped mailbox channel specifier. The mailbox driver allocates virtual
> channels backed by the single physical channel.
> - Added support for HS_CURR_LEVEL adjustment pinconfig property, which
> will be required for the Blaze board.
> - Addressed Stephen's review comments.
>
> Changes from v1:
> - Converted mailbox driver to use the common mailbox framework.
> - Fixed up host driver so that it can now be built and used as a module.
> - Addressed Stephen's review comments.
> - Misc. cleanups.
>
> Andrew Bresticker (8):
> xhci: Set shared HCD's hcd_priv in xhci_gen_setup
> mailbox: Make mbox_chan_ops const
> mfd: Add binding document for NVIDIA Tegra XUSB
> mfd: Add driver for NVIDIA Tegra XUSB
> mailbox: Add NVIDIA Tegra XUSB mailbox binding
> mailbox: Add NVIDIA Tegra XUSB mailbox driver
> usb: Add NVIDIA Tegra xHCI controller binding
> usb: xhci: Add NVIDIA Tegra xHCI host-controller driver
>
> Benson Leung (1):
> mailbox: Fix up error handling in mbox_request_channel()
>
> .../bindings/mailbox/nvidia,tegra124-xusb-mbox.txt | 32 +
> .../bindings/mfd/nvidia,tegra124-xusb.txt | 37 +
> .../bindings/usb/nvidia,tegra124-xhci.txt | 96 +++
> drivers/mailbox/Kconfig | 8 +
> drivers/mailbox/Makefile | 2 +
> drivers/mailbox/arm_mhu.c | 2 +-
> drivers/mailbox/mailbox-altera.c | 2 +-
> drivers/mailbox/mailbox.c | 11 +-
> drivers/mailbox/omap-mailbox.c | 8 +-
> drivers/mailbox/pcc.c | 2 +-
> drivers/mailbox/tegra-xusb-mailbox.c | 290 +++++++
> drivers/mfd/Kconfig | 7 +
> drivers/mfd/Makefile | 1 +
> drivers/mfd/tegra-xusb.c | 75 ++
> drivers/usb/host/Kconfig | 10 +
> drivers/usb/host/Makefile | 1 +
> drivers/usb/host/xhci-pci.c | 5 -
> drivers/usb/host/xhci-plat.c | 5 -
> drivers/usb/host/xhci-tegra.c | 947 +++++++++++++++++++++
> drivers/usb/host/xhci.c | 6 +-
> include/linux/mailbox_controller.h | 2 +-
> include/soc/tegra/xusb.h | 43 +
> 22 files changed, 1568 insertions(+), 24 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/mailbox/nvidia,tegra124-xusb-mbox.txt
> create mode 100644 Documentation/devicetree/bindings/mfd/nvidia,tegra124-xusb.txt
> create mode 100644 Documentation/devicetree/bindings/usb/nvidia,tegra124-xhci.txt
> create mode 100644 drivers/mailbox/tegra-xusb-mailbox.c
> create mode 100644 drivers/mfd/tegra-xusb.c
> create mode 100644 drivers/usb/host/xhci-tegra.c
> create mode 100644 include/soc/tegra/xusb.h
>
Applied patches 2, 3, 6 & 7

Thanks.


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