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 <hdegoede@xxxxxxxxxx>
Cc: Rob Herring <robh@xxxxxxxxxx>
Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
Cc: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx>
Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Acked-by: Roger Quadros <rogerq@xxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
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
@@ -164,6 +164,10 @@ 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);
@@ -358,6 +362,7 @@ 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);
--
2.13.0
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