On Wed, 17 May 2017, Tony Lindgren wrote:
> With the runtime PM implemented for ohci-platform driver, we can
> now support omap3 and later OHCI by adding one device tree
> property.
>
> Cc: Hans de Goede <hdego...@redhat.com>
> Cc: Rob Herring <r...@kernel.org>
> Cc: Roger Quadros <rog...@ti.com>
> Cc: Yoshihiro Shimoda <yoshihiro.shimoda...@renesas.com>
> Signed-off-by: Tony Lindgren <t...@atomide.com>
> ---
> Documentation/devicetree/bindings/usb/usb-ohci.txt | 1 +
> drivers/usb/host/ohci-platform.c | 5 +++++
> 2 files changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/usb-ohci.txt
> b/Documentation/devicetree/bindings/usb/usb-ohci.txt
> --- a/Documentation/devicetree/bindings/usb/usb-ohci.txt
> +++ b/Documentation/devicetree/bindings/usb/usb-ohci.txt
> @@ -10,6 +10,7 @@ Optional properties:
> - 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
> +- remote-wakeup-connected: remote wakeup is wired on the platform
> - num-ports : u32, to override the detected port count
> - clocks : a list of phandle + clock specifier pairs
> - phys : phandle + phy specifier pair
> diff --git a/drivers/usb/host/ohci-platform.c
> b/drivers/usb/host/ohci-platform.c
> --- a/drivers/usb/host/ohci-platform.c
> +++ b/drivers/usb/host/ohci-platform.c
> @@ -170,6 +170,10 @@ static int ohci_platform_probe(struct platform_device
> *dev)
> if (of_property_read_bool(dev->dev.of_node, "no-big-frame-no"))
> ohci->flags |= OHCI_QUIRK_FRAME_NO;
>
> + if (of_property_read_bool(dev->dev.of_node,
> + "remote-wakeup-connected"))
> + ohci->hc_control = OHCI_CTRL_RWC;
> +
> of_property_read_u32(dev->dev.of_node, "num-ports",
> &ohci->num_ports);
>
> @@ -361,6 +365,7 @@ static int ohci_platform_resume(struct device *dev)
> static const struct of_device_id ohci_platform_ids[] = {
> { .compatible = "generic-ohci", },
> { .compatible = "cavium,octeon-6335-ohci", },
> + { .compatible = "ti,ohci-omap3", },
> { }
> };
> MODULE_DEVICE_TABLE(of, ohci_platform_ids);
Acked-by: Alan Stern <st...@rowland.harvard.edu>
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