[U-Boot] [PATCH v2] usb: add support for generic EHCI devices

Alexey Brodkin Alexey.Brodkin at synopsys.com
Fri Nov 20 22:28:34 CET 2015


Hi Marek,

On Fri, 2015-11-20 at 21:48 +0100, Marek Vasut wrote:
> On Wednesday, November 18, 2015 at 04:26:21 PM, Alexey Brodkin wrote:
> > This driver is meant to be used with any EHCI-compatible host
> > controller in case if there's no need for platform-specific
> > glue such as setup of controller or PHY's power mode via
> > GPIOs etc.
> > 
> > Signed-off-by: Alexey Brodkin <abrodkin at synopsys.com>
> > Reviewed-by: Simon Glass <sjg at chromium.org>
> > Reviewed-by: Marek Vasut <marex at denx.de>
> > Cc: Stephen Warren <swarren at nvidia.com>
> > ---
> > 
> > Changes compared to v1:
> >  * Updated commit message with removal of Synopsys board mention
> >  * Cleaned-up ehci_usb_remove()
> 
> [...]
> 
> > +static int ehci_usb_probe(struct udevice *dev)
> > +{
> > +	struct ehci_hccr *hccr = (struct ehci_hccr *)dev_get_addr(dev);
> > +	struct ehci_hcor *hcor;
> > +
> > +	hcor = (struct ehci_hcor *)((uint32_t)hccr +
> 
> This should be uintptr_t for the sake of 64bit systems, no ?

Hm, that's a good point!
Indeed I was only thinking about 32-bit systems that I work with.
So please do that change.

What's interesting most of other USB drivers do use "uint32_t" so
there's a room for improvement it seems :)

-Alexey


More information about the U-Boot mailing list