linux-kernel - Re: [PATCH v2] arm: zynq: Support GIC OF initialization

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Date:	Wed, 20 Jun 2012 07:29:44 -0500
From:	Rob Herring <robherring2@...il.com>
To:	Michal Simek <monstr@...str.eu>
CC:	linux-kernel@...r.kernel.org, arnd@...db.de, John.Linn@...inx.com,
	linux@....linux.org.uk, linux-arm-kernel@...ts.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@...str.eu>

Acked-by: Rob Herring <rob.herring@...xeda.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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