Re: [PATCH] OMAP System Control fix for OMAP2420

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Hi,

Another/similar patch is already merged.
See following URL.
http://source.mvista.com/git/gitweb.cgi?p=linux-omap-2.6.git;a=commitdiff;h=789574be07201d0cb33f2793b44eccbc4459dc5d

Thank you,
Kyungmin Park

On Dec 11, 2007 4:44 AM, Carlos Aguiar <carlos.aguiar@xxxxxxxxxxx> wrote:
> ext David Cohen wrote:
> > OMAP2420 has a different offset for CONTROL_STATUS register.
> >
> > Signed-off-by: David Cohen <david.cohen@xxxxxxxxxxx>
> > ---
> >  arch/arm/mach-omap2/board-h4.c      |    2 +-
> >  arch/arm/mach-omap2/id.c            |    5 ++++-
> >  arch/arm/plat-omap/sram.c           |    2 +-
> >  include/asm-arm/arch-omap/control.h |    3 +++
> >  4 files changed, 9 insertions(+), 3 deletions(-)
> >
> > diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c
> > index 70c948c..4d5db60 100644
> > --- a/arch/arm/mach-omap2/board-h4.c
> > +++ b/arch/arm/mach-omap2/board-h4.c
> > @@ -272,7 +272,7 @@ static struct platform_device *h4_devices[] __initdata = {
> >  /* 2420 Sysboot setup (2430 is different) */
> >  static u32 get_sysboot_value(void)
> >  {
> > -     return (ctrl_read_reg(CONTROL_STATUS) & 0xFFF);
> > +     return (ctrl_read_reg(OMAP242X_CONTROL_STATUS) & 0xFFF);
> >  }
> >
> >  /* FIXME: This function should be moved to some other file, gpmc.c? */
> > diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
> > index 393b593..d84bf0e 100644
> > --- a/arch/arm/mach-omap2/id.c
> > +++ b/arch/arm/mach-omap2/id.c
> > @@ -162,7 +162,10 @@ void __init omap2_check_revision(void)
> >       /* Embedding the ES revision info in type field */
> >       system_rev = omap_ids[j].type;
> >
> > -     ctrl_status = ctrl_read_reg(CONTROL_STATUS);
> > +     if (cpu_is_omap242x())
> > +             ctrl_status = ctrl_read_reg(OMAP242X_CONTROL_STATUS);
> > +     else;
> > +             ctrl_status = ctrl_read_reg(CONTROL_STATUS);
> >       system_rev |= (ctrl_status & 0x3f);
> >       system_rev |= (ctrl_status & 0x700);
> >
> > diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
> > index dd8dc04..851d4ee 100644
> > --- a/arch/arm/plat-omap/sram.c
> > +++ b/arch/arm/plat-omap/sram.c
> > @@ -94,7 +94,7 @@ static int is_sram_locked(void)
> >
> >  #if defined(CONFIG_ARCH_OMAP242X)
> >       if (cpu_is_omap242x())
> > -             type = ctrl_read_reg(CONTROL_STATUS) & TYPE_MASK;
> > +             type = ctrl_read_reg(OMAP242X_CONTROL_STATUS) & TYPE_MASK;
> >  #endif
> >
> >       if (type == GP_DEVICE) {
> > diff --git a/include/asm-arm/arch-omap/control.h b/include/asm-arm/arch-omap/control.h
> > index 5f42725..6609bb3 100644
> > --- a/include/asm-arm/arch-omap/control.h
> > +++ b/include/asm-arm/arch-omap/control.h
> > @@ -38,6 +38,9 @@
> >  #define CONTROL_DEVCONF0             (CONTROL_GENERAL + 0x04)
> >  #define CONTROL_DEVCONF1             (CONTROL_GENERAL + 0x68) /* > 242x */
> >  #define CONTROL_STATUS                       (CONTROL_GENERAL + 0x80)
> > +#define OMAP242X_CONTROL_STATUS              (CONTROL_STATUS + 0x08)
> > +#define OMAP243X_CONTROL_STATUS              (CONTROL_STATUS)
> > +#define OMAP34XX_CONTROL_STATUS              (CONTROL_STATUS)
> >
> >
> >  /*
> >
> Hi David,
>
> Patch tested and working fine on H4 boards, it boots with no problems.
>
> BR,
>
> Carlos.
>
> --
> Carlos Eduardo Aguiar
> Nokia Institute of Technology - INdT
> Open Source Mobile Research Center - OSMRC - Manaus
> Core Team
> Phone: +55 92 2126-1079
> Mobile: +55 92 8127-1797
> E-mail: carlos.aguiar@xxxxxxxxxxx
>
>
> _______________________________________________
> Linux-omap-open-source mailing list
> Linux-omap-open-source@xxxxxxxxxxxxxx
> http://linux.omap.com/mailman/listinfo/linux-omap-open-source
>
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