On Thu, Nov 01, 2012 at 09:19:48AM +0100, Munegowda, Keshava wrote:
>
> ________________________________________
> From: Tony Lindgren [tony@xxxxxxxxxxx]
> Sent: Wednesday, October 31, 2012 11:59 PM
> To: Munegowda, Keshava
> Cc: linux-omap@xxxxxxxxxxxxxxx; devicetree-discuss@xxxxxxxxxxxxxxxx; linux-doc@xxxxxxxxxxxxxxx; linux-usb@xxxxxxxxxxxxxxx; Balbi, Felipe; sameo@xxxxxxxxxxxxxxx; Cousson, Benoit
> Subject: Re: [RESEND PATCH 05/11] ARM: OMAP: USB: Host: usb host Device tree node Adaptation
>
> * Keshava Munegowda <keshava_mgowda@xxxxxx> [121031 07:29]:
> > The USB2 Host device node is extracted and used in the probe
> > of the driver to initialize the usb ports and controller. The
> > platform specific initialization is also performed.
> >
> > Signed-off-by: Keshava Munegowda <keshava_mgowda@xxxxxx>
> > ---
> > arch/arm/mach-omap2/usb-host.c | 2 -
> > drivers/mfd/omap-usb-host.c | 163 +++++++++++++++++++++++---------
> > include/linux/platform_data/usb-omap.h | 19 +++-
> > 3 files changed, 133 insertions(+), 51 deletions(-)
> >
> > diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c
> > index d1dbe12..239c175 100644
> > --- a/arch/arm/mach-omap2/usb-host.c
> > +++ b/arch/arm/mach-omap2/usb-host.c
> > @@ -502,8 +502,6 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata)
> > }
> > ehci_data.phy_reset = pdata->phy_reset;
> > ohci_data.es2_compatibility = pdata->es2_compatibility;
> > - usbhs_data.ehci_data = &ehci_data;
> > - usbhs_data.ohci_data = &ohci_data;
> >
> > if (cpu_is_omap34xx()) {
> > setup_ehci_io_mux(pdata->port_mode);
>
> Just checking.. Have you tested that these patches also
> still work without device tree?
>
> Regards,
>
> Tony
>
>
> No ! with out device tree enabled , these patches does not work.
> do I need to make a code such way that it works with and without
> device tree..?
yes. OMAP3/4 still have lots of legacy platform_data-only board support
;-)
--
balbi
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