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SubjectRe: [PATCH v2 04/11] usb: xhci: Add Intel cherrytrail extended cap / otg phy mux handling
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On 2017-09-05 18:42, Hans de Goede wrote:
> The Intel cherrytrail xhci controller has an extended cap mmio-range
> which contains registers to control the muxing to the xhci (host mode)
> or the dwc3 (device mode) and vbus-detection for the otg usb-phy.
>
> Having a mux driver included in the xhci code (or under drivers/usb/host)
> is not desirable. So this commit adds a simple handler for this extended
> capability, which creates a platform device with the caps mmio region as
> resource, this allows us to write a separate platform mux driver for the
> mux.
>
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
> ---
> Changes in v2:
> -Check xHCI controller PCI device-id instead of only checking for the
> Intel Extended capability ID, as the Extended capability ID is used on
> other model Intel xHCI controllers too
> ---
> drivers/usb/host/Makefile | 2 +-
> drivers/usb/host/xhci-intel-quirks.c | 85 ++++++++++++++++++++++++++++++++++++
> drivers/usb/host/xhci-pci.c | 4 ++
> drivers/usb/host/xhci.h | 2 +
> 4 files changed, 92 insertions(+), 1 deletion(-)
> create mode 100644 drivers/usb/host/xhci-intel-quirks.c
>
> diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
> index cf2691fffcc0..441edf82eb1c 100644
> --- a/drivers/usb/host/Makefile
> +++ b/drivers/usb/host/Makefile
> @@ -63,7 +63,7 @@ obj-$(CONFIG_USB_OHCI_HCD_DAVINCI) += ohci-da8xx.o
> obj-$(CONFIG_USB_UHCI_HCD) += uhci-hcd.o
> obj-$(CONFIG_USB_FHCI_HCD) += fhci.o
> obj-$(CONFIG_USB_XHCI_HCD) += xhci-hcd.o
> -obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o
> +obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o xhci-intel-quirks.o
> obj-$(CONFIG_USB_XHCI_PLATFORM) += xhci-plat-hcd.o
> obj-$(CONFIG_USB_XHCI_MTK) += xhci-mtk.o
> obj-$(CONFIG_USB_XHCI_TEGRA) += xhci-tegra.o
> diff --git a/drivers/usb/host/xhci-intel-quirks.c b/drivers/usb/host/xhci-intel-quirks.c
> new file mode 100644
> index 000000000000..819f5f9da9ee
> --- /dev/null
> +++ b/drivers/usb/host/xhci-intel-quirks.c
> @@ -0,0 +1,85 @@
> +/*
> + * Intel Vendor Defined XHCI extended capability handling
> + *
> + * Copyright (c) 2016) Hans de Goede <hdegoede@redhat.com>

2017? And drop the stray bracket.

Cheers,
Peter

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