[U-Boot] [PATCH v3 08/16] dm: Set up driver model after relocation

[Simon Glass]

Hi Marek,

On Fri, Jun 28, 2013 at 2:53 PM, Marek Vasut <marex at denx.de> wrote:

> Dear Simon Glass,
>
> > Make driver model available after relocation, by setting up data
> structures
> > and scanning for devices using compiled-in platform_data and (when
> > available) the device tree.
> >
> > Signed-off-by: Simon Glass <sjg at chromium.org>
> > ---
> > Changes in v3: None
> > Changes in v2: None
> >
> >  common/board_r.c | 33 +++++++++++++++++++++++++++++++++
> >  1 file changed, 33 insertions(+)
> >
> > diff --git a/common/board_r.c b/common/board_r.c
> > index f5649c9..5fe86ef 100644
> > --- a/common/board_r.c
> > +++ b/common/board_r.c
> > @@ -34,6 +34,7 @@
> >  #ifdef CONFIG_HAS_DATAFLASH
> >  #include <dataflash.h>
> >  #endif
> > +#include <dm.h>
> >  #include <environment.h>
> >  #include <fdtdec.h>
> >  #if defined(CONFIG_CMD_IDE)
> > @@ -66,7 +67,9 @@
> >  #ifdef CONFIG_X86
> >  #include <asm/init_helpers.h>
> >  #endif
> > +#include <dm/root.h>
> >  #include <linux/compiler.h>
> > +#include <linux/err.h>
> >
> >  DECLARE_GLOBAL_DATA_PTR;
> >
> > @@ -269,6 +272,33 @@ static int initr_malloc(void)
> >       return 0;
> >  }
> >
> > +#ifdef CONFIG_DM
> > +static int initr_dm(void)
> > +{
> > +     int ret;
> > +
> > +     ret = dm_init();
> > +     if (ret) {
> > +             debug("dm_init() failed: %d\n", ret);
> > +             return ret;
> > +     }
> > +     ret = dm_scan_platform_data();
> > +     if (ret) {
> > +             debug("dm_scan_platform_data() failed: %d\n", ret);
> > +             return ret;
> > +     }
> > +#ifdef CONFIG_OF_CONTROL
> > +     ret = dm_scan_fdt(gd->fdt_blob);
>
> This part is _very_ nice!
>

Yes, it's great - it will provide automated availability of device
instances just from the device tree.

Regards,
Simon