Fwd: FW: [PATCH v2] arm: zynq: Support GIC OF initialization

John Linn johnhlinn at gmail.com
Wed Jun 20 12:30:17 EDT 2012


> -----Original Message-----
> From: Rob Herring [mailto:robherring2 at gmail.com]
> Sent: Wednesday, June 20, 2012 5:30 AM
> To: Michal Simek
> Cc: linux-kernel at vger.kernel.org; arnd at arndb.de; John Linn;
> linux at arm.linux.org.uk; linux-arm-kernel at lists.infradead.org
> Subject: Re: [PATCH v2] arm: zynq: Support GIC OF initialization
>
> On 06/20/2012 01:24 AM, Michal Simek wrote:
> > Zynq is OF driven platfrom which requires OF initialization.
> >
> > Signed-off-by: Michal Simek <monstr at monstr.eu>
>
> Acked-by: Rob Herring <rob.herring at calxeda.com>

Acked-by: John Linn <johnhlinn at gmail.com>

>
> >
> > ---
> > v2: Remove also corresponding defines
> > ---
> >  arch/arm/mach-zynq/common.c                |    7 ++++++-
> >  arch/arm/mach-zynq/include/mach/zynq_soc.h |    2 --
> >  2 files changed, 6 insertions(+), 3 deletions(-)
> >
> > diff --git a/arch/arm/mach-zynq/common.c
b/arch/arm/mach-zynq/common.c
> > index 17d68d6..7941544 100644
> > --- a/arch/arm/mach-zynq/common.c
> > +++ b/arch/arm/mach-zynq/common.c
> > @@ -56,12 +56,17 @@ static void __init xilinx_init_machine(void)
> >     of_platform_bus_probe(NULL, zynq_of_bus_ids, NULL);
> >  }
> >
> > +static const struct of_device_id zynq_dt_irq_match[] __initconst =
{
> > +   { .compatible = "arm,cortex-a9-gic", .data = gic_of_init },
> > +   { }
> > +};
> > +
> >  /**
> >   * xilinx_irq_init() - Interrupt controller initialization for the
> GIC.
> >   */
> >  static void __init xilinx_irq_init(void)
> >  {
> > -   gic_init(0, 29, SCU_GIC_DIST_BASE, SCU_GIC_CPU_BASE);
> > +   of_irq_init(zynq_dt_irq_match);
> >  }
> >
> >  /* The minimum devices needed to be mapped before the VM system is
up
> and
> > diff --git a/arch/arm/mach-zynq/include/mach/zynq_soc.h
> b/arch/arm/mach-zynq/include/mach/zynq_soc.h
> > index 6ff7015..eab11a0 100644
> > --- a/arch/arm/mach-zynq/include/mach/zynq_soc.h
> > +++ b/arch/arm/mach-zynq/include/mach/zynq_soc.h
> > @@ -41,9 +41,7 @@
> >
> >  #define TTC0_BASE                  IOMEM(TTC0_VIRT)
> >  #define SCU_PERIPH_BASE                    IOMEM(SCU_PERIPH_VIRT)
> > -#define SCU_GIC_CPU_BASE           (SCU_PERIPH_BASE + 0x100)
> >  #define SCU_CPU_TIMER_BASE         (SCU_PERIPH_BASE + 0x600)
> > -#define SCU_GIC_DIST_BASE          (SCU_PERIPH_BASE + 0x1000)
> >  #define PL310_L2CC_BASE                    IOMEM(PL310_L2CC_VIRT)
> >
> >  /*
>



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