This series adds USB 3.0 support for the CAT874 platform, including a
new driver for the TI HD3SS3220 USB Type-C DRP port controller.
This patch series supports:
1) Host hotplug operation
2) Device hot plug operation
3) USB type-C data_role switch
(Tested with 2 RZ/G2E boards connected with a Type-C cable)
This patchset is based on linux_next next-20190514 branch.
V5-->V6
* Updated bindings patch by using usb-role-switch property
* Used graph api's to get role switch supported by the usb-c-connector
V4-->V5
* Incorporated Heikki's review comment.
(https://patchwork.kernel.org/patch/10902531/)
* Patch 1 is a dependency patch to make the compilation successful.
(https://patchwork.kernel.org/patch/10909971/)
* Patch 2 is also dependency patch to make the compilation successful.
Rebased on top of Patch1 and fixed Heikki's review comments
(https://patchwork.kernel.org/patch/10882555/)
* Incorporated Shimoda-San's review comment.
(https://patchwork.kernel.org/patch/10902535/)
V3-->V4
* Incorporated Chunfeng Yun's review comment
(https://patchwork.kernel.org/project/linux-usb/list/?submitter=133171)
* Used fwnode API's to get roleswitch handle
V2-->V3
* Used the new API to usb_role_switch by node to find the remote endpoint
(https://patchwork.kernel.org/patch/10882555/)
* Added renesas,usb-role-switch property
* Incorporated shimoda-san's review comment
(https://patchwork.kernel.org/patch/10852507/)
V1-->V2
* Use USB role class instead of extcon to receive connect and disconnect
events and also for the dual role switch.
* Dropped patch 6
* Squashed patch 8 and patch 9
* https://patchwork.kernel.org/cover/10840641/
Biju Das (7):
dt-bindings: usb: hd3ss3220 device tree binding document
dt-bindings: usb: renesas_usb3: Document usb role switch support
usb: typec: driver for TI HD3SS3220 USB Type-C DRP port controller
usb: gadget: udc: renesas_usb3: Add dual role switch support
arm64: defconfig: enable TYPEC_HD3SS3220 config option
arm64: dts: renesas: r8a774c0-cat874: Enable USB3.0 host/peripheral
device node
arm64: dts: renesas: r8a774c0-cat874: Enable usb role switch support
.../devicetree/bindings/usb/renesas_usb3.txt | 26 ++
.../devicetree/bindings/usb/ti,hd3ss3220.txt | 37 +++
arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts | 56 +++++
arch/arm64/configs/defconfig | 2 +
drivers/usb/gadget/udc/renesas_usb3.c | 121 +++++++++-
drivers/usb/typec/Kconfig | 10 +
drivers/usb/typec/Makefile | 1 +
drivers/usb/typec/hd3ss3220.c | 263 +++++++++++++++++++++
8 files changed, 509 insertions(+), 7 deletions(-)
create mode 100644 Documentation/devicetree/bindings/usb/ti,hd3ss3220.txt
create mode 100644 drivers/usb/typec/hd3ss3220.c
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2.7.4
