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SubjectRe: [PATCH 0/8] typec: mux: Introduce support for multiple TypeC muxes
On Tue 28 Dec 04:20 PST 2021, Hans de Goede wrote:

> Hi Bjorn,
>
> On 12/28/21 06:21, Bjorn Andersson wrote:
> > This series introduces a level of indirection between the controller's view of
> > a typec_mux/switch and the implementation and then expands that to support
> > multiple drivers.
> >
> > This is needed in order to support devices such as the Qualcomm Snapdragon 888
> > HDK, which does muxing and orientation handling in the QMP (USB+DP) PHY and SBU
> > muxing in the external FSA4480 chip.
> >
> > Additionally integration of typec mux and switch in the QMP PHY is included in
> > the series, as is the new FSA4480 driver. This is done to deal with the
> > renaming of the driver-side typec_mux -> typec_mux_dev.
> >
> > Bjorn Andersson (8):
> > dt-bindings: phy: qcom,qmp-usb3-dp: Add altmode/switch properties
> > phy: qcom-qmp: Register typec mux and orientation switch
> > device property: Helper to match multiple connections
> > device property: Use multi-connection matchers for single case
> > typec: mux: Introduce indirection
> > typec: mux: Allow multiple mux_devs per mux
> > dt-bindings: usb: Add binding for fcs,fsa4480
> > usb: typec: mux: Add On Semi fsa4480 driver
>
> Thank you for your series, I will leave commenting on the
> dt-bindings and typec-mux changes to others.
>
> But what I can do is test this on an x86 device using
> a pi3usb30532 mux for USB super-speed and DP-alt-mode
> muxing / orientation switching.
>

Thanks Hans, that would be much appreciated. I realize that I failed to
mention that I don't have this hardware, so I've not been able to test
it myself.

> I'm going to wait a bit with doing that till this has had
> some reviews and possibly also some newer versions because
> of those reviews. If you haven't received a Tested-by from me
> when this looks like it is ready for merging please ping me.
>

Will ping you when appropriate.

Thanks,
Bjorn

> Regards,
>
> Hans
>
>
> >
> > .../bindings/phy/qcom,qmp-usb3-dp-phy.yaml | 14 +
> > .../devicetree/bindings/usb/fcs,fsa4480.yaml | 72 +++++
> > drivers/base/property.c | 83 ++++--
> > drivers/phy/qualcomm/phy-qcom-qmp.c | 176 ++++++++++--
> > drivers/usb/typec/bus.c | 2 +-
> > drivers/usb/typec/mux.c | 257 +++++++++++++-----
> > drivers/usb/typec/mux.h | 12 +-
> > drivers/usb/typec/mux/Kconfig | 9 +
> > drivers/usb/typec/mux/Makefile | 1 +
> > drivers/usb/typec/mux/fsa4480.c | 220 +++++++++++++++
> > drivers/usb/typec/mux/intel_pmc_mux.c | 8 +-
> > drivers/usb/typec/mux/pi3usb30532.c | 8 +-
> > include/linux/property.h | 5 +
> > include/linux/usb/typec_mux.h | 22 +-
> > 14 files changed, 762 insertions(+), 127 deletions(-)
> > create mode 100644 Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml
> > create mode 100644 drivers/usb/typec/mux/fsa4480.c
> >
>

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