[PATCH 2/5] ARM: picoxcell: don't reserve irq_descs
Rob Herring
robherring2 at gmail.com
Mon Dec 12 17:39:38 EST 2011
On 12/12/2011 03:46 PM, Jamie Iles wrote:
> All irq_desc's are now dynamically allocated so we don't need to
> statically reserve them.
>
> Signed-off-by: Jamie Iles <jamie at jamieiles.com>
> ---
> arch/arm/mach-picoxcell/common.c | 1 -
> arch/arm/mach-picoxcell/include/mach/irqs.h | 9 ++-------
> 2 files changed, 2 insertions(+), 8 deletions(-)
>
> diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c
> index ad871bd..7d91165 100644
> --- a/arch/arm/mach-picoxcell/common.c
> +++ b/arch/arm/mach-picoxcell/common.c
> @@ -45,7 +45,6 @@ static void __init picoxcell_init_irq(void)
>
> DT_MACHINE_START(PICOXCELL, "Picochip picoXcell")
> .map_io = picoxcell_map_io,
> - .nr_irqs = ARCH_NR_IRQS,
You should probably should set this to NR_IRQS_LEGACY (16) to skip irq 0
and ISA irqs.
> .init_irq = picoxcell_init_irq,
> .handle_irq = vic_handle_irq,
> .timer = &picoxcell_timer,
> diff --git a/arch/arm/mach-picoxcell/include/mach/irqs.h b/arch/arm/mach-picoxcell/include/mach/irqs.h
> index 4d13ed9..59eac1e 100644
> --- a/arch/arm/mach-picoxcell/include/mach/irqs.h
> +++ b/arch/arm/mach-picoxcell/include/mach/irqs.h
> @@ -1,8 +1,6 @@
> /*
> * Copyright (c) 2011 Picochip Ltd., Jamie Iles
> *
> - * This file contains the hardware definitions of the picoXcell SoC devices.
> - *
> * This program is free software; you can redistribute it and/or modify
> * it under the terms of the GNU General Public License as published by
> * the Free Software Foundation; either version 2 of the License, or
> @@ -16,10 +14,7 @@
> #ifndef __MACH_IRQS_H
> #define __MACH_IRQS_H
>
> -#define ARCH_NR_IRQS 64
> -#define NR_IRQS (128 + ARCH_NR_IRQS)
> -
> -#define IRQ_VIC0_BASE 0
> -#define IRQ_VIC1_BASE 32
> +/* We dynamically allocate our irq_desc's. */
> +#define NR_IRQS 0
Are you selecting SPARSE_IRQ?
Rob
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