Commit c4b8692a authored by Kevin Cernekee's avatar Kevin Cernekee Committed by Greg Kroah-Hartman
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USB: ohci-platform: Expose no_big_frame_no and num_ports in DT 



These quirks are currently set through platform_data; allow DT-based SoCs
to use them too.

Signed-off-by: default avatarKevin Cernekee <cernekee@gmail.com>
Acked-by: default avatarAlan Stern <stern@rowland.harvard.edu>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a4760b34

Documentation/devicetree/bindings/usb/usb-ohci.txt

+2 −0
Original line number Diff line number Diff line
@@ -9,6 +9,8 @@ Optional properties: 
- big-endian-regs : boolean, set this for hcds with big-endian registers

- big-endian-desc : boolean, set this for hcds with big-endian descriptors

- big-endian : boolean, for hcds with big-endian-regs + big-endian-desc

- no-big-frame-no : boolean, set if frame_no lives in bits [15:0] of HCCA

- num-ports : u32, to override the detected port count

- clocks : a list of phandle + clock specifier pairs

- phys : phandle + phy specifier pair

- phy-names : "usb"

drivers/usb/host/ohci-platform.c

+6 −0
Original line number Diff line number Diff line
@@ -175,6 +175,12 @@ static int ohci_platform_probe(struct platform_device *dev) 
		if (of_property_read_bool(dev->dev.of_node, "big-endian"))

			ohci->flags |= OHCI_QUIRK_BE_MMIO | OHCI_QUIRK_BE_DESC;



		if (of_property_read_bool(dev->dev.of_node, "no-big-frame-no"))

			ohci->flags |= OHCI_QUIRK_FRAME_NO;



		of_property_read_u32(dev->dev.of_node, "num-ports",

				     &ohci->num_ports);



		priv->phy = devm_phy_get(&dev->dev, "usb");

		if (IS_ERR(priv->phy)) {

			err = PTR_ERR(priv->phy);

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