Re: [PATCH v2 2/3] ARM: OMAP4: add _dev_attr_ to ocp2scp forrepresenting usb_phy

From: Tony Lindgren
Date: Tue Oct 16 2012 - 12:49:56 EST


* Tony Lindgren <tony@xxxxxxxxxxx> [121010 17:46]:
> Hi,
>
> * Kishon Vijay Abraham I <kishon@xxxxxx> [121007 23:01]:
> > In order to reflect devices(usb_phy) attached to ocp2scp bus, ocp2scp
> > is assigned a device attribute to represent the attached devices.
> ...
>
> > --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
> > +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
> > @@ -21,6 +21,7 @@
> > #include <linux/io.h>
> > #include <linux/platform_data/gpio-omap.h>
> > #include <linux/power/smartreflex.h>
> > +#include <linux/platform_data/omap_ocp2scp.h>
> >
> > #include <plat/omap_hwmod.h>
> > #include <plat/i2c.h>
> > @@ -2681,6 +2682,32 @@ static struct omap_hwmod_class omap44xx_ocp2scp_hwmod_class = {
> > .sysc = &omap44xx_ocp2scp_sysc,
> > };
> >
> > +/* ocp2scp dev_attr */
> > +static struct resource omap44xx_usb_phy_and_pll_addrs[] = {
> > + {
> > + .name = "usb_phy",
> > + .start = 0x4a0ad080,
> > + .end = 0x4a0ae000,
> > + .flags = IORESOURCE_MEM,
> > + },
> > + {
> > + /* XXX: Remove this once control module driver is in place */
> > + .name = "ctrl_dev",
> > + .start = 0x4a002300,
> > + .end = 0x4a002303,
> > + .flags = IORESOURCE_MEM,
> > + },
> > + { }
> > +};
>
> Why don't you set the CONTROL_DEV_CONF as a fixed regulator?

After some more investigating, we may be able to set it up as a
regulator or clock later on. But as a regression fix, this seems
OK for me.

Benoit, is this OK for you?

Regards,

Tony
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