Re: [PATCH v2 2/2] usb: host: ehci-platform: add ignore_oc DT support
From: Alan Stern <stern@rowland.harvard.edu>
Date: 2021-02-23 16:56:46
Also in:
linux-arm-kernel, linux-devicetree, lkml
From: Alan Stern <stern@rowland.harvard.edu>
Date: 2021-02-23 16:56:46
Also in:
linux-arm-kernel, linux-devicetree, lkml
On Tue, Feb 23, 2021 at 05:16:44PM +0100, Álvaro Fernández Rojas wrote:
Over-current reporting isn't supported on some platforms such as bcm63xx. These devices will incorrectly report over-current if this flag isn't properly activated. Signed-off-by: Álvaro Fernández Rojas <redacted> --- v2: change flag name and improve documentation as suggested by Alan Stern. drivers/usb/host/ehci-platform.c | 3 +++ 1 file changed, 3 insertions(+)diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c index a48dd3fac153..2c587e31d010 100644 --- a/drivers/usb/host/ehci-platform.c +++ b/drivers/usb/host/ehci-platform.c@@ -286,6 +286,9 @@ static int ehci_platform_probe(struct platform_device *dev) if (of_property_read_bool(dev->dev.of_node, "big-endian")) ehci->big_endian_mmio = ehci->big_endian_desc = 1; + if (of_property_read_bool(dev->dev.of_node, "spurious-oc")) + ehci->ignore_oc = 1; + if (of_property_read_bool(dev->dev.of_node, "needs-reset-on-resume")) priv->reset_on_resume = true;
Acked-by: Alan Stern <stern@rowland.harvard.edu>