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Commit Graph

6 Commits

Author SHA1 Message Date
Felipe Balbi
c06fac7fa0 usb: host: xhci: plat: finally get rid of xhci_plat_type_is()
Now that there are no more users for
xhci_plat_type_is(), we can safely remove it.

Acked-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-26 16:08:02 -07:00
Felipe Balbi
7eca937ec8 usb: xhci: plat: add ->plat_start() and ->init_quirk() methods
these two methods will be used to hide
platform-specific details so we can get rid of
xhci_plat_type_is() in a later patch.

Acked-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-26 16:08:02 -07:00
Peter Griffin
f9a85f6e61 usb: host: xhci-plat: Make enum xhci_plat_type start at a non zero value
Otherwise generic-xhci and xhci-platform which have no data get wrongly
detected as XHCI_PLAT_TYPE_MARVELL_ARMADA by xhci_plat_type_is().

This fixes a regression in v4.5 for STiH407 family SoC's which use the
synopsis dwc3 IP, whereby the disable_clk error path gets taken due to
wrongly being detected as XHCI_PLAT_TYPE_MARVELL_ARMADA and the hcd never
gets added.

I suspect this will also fix other dwc3 DT platforms such as Exynos,
although I've only tested on STih410 SoC.

Fixes: 4efb2f6941 ("usb: host: xhci-plat: add struct xhci_plat_priv")
Cc: stable@vger.kernel.org
Cc: gregory.clement@free-electrons.com
Cc: yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-04-13 11:58:02 -07:00
Yoshihiro Shimoda
526a240f61 usb: host: xhci-plat: add support for the R-Car H3 xHCI controllers
The R-Car H3 has two xHCI controllers. This SoC is compatible with
R-Car Gen2 SoCs, however this SoC doesn't need some specific registers
setting, and need a new firmware.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-12-01 10:45:51 -08:00
Yoshihiro Shimoda
e93272fe3c usb: host: xhci-plat: add firmware_name in xhci_plat_priv
This patch adds a member "firmware_name" in struct xhci_plat_priv
to simplify the code to match specific firmware name.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-12-01 10:45:51 -08:00
Yoshihiro Shimoda
4efb2f6941 usb: host: xhci-plat: add struct xhci_plat_priv
This patch adds struct xhci_plat_priv to simplify the code to match
platform specific variables. For now, this patch adds a member "type"
in the structure.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-12-01 10:45:51 -08:00