[PATCH 21/31] ARM: amba: realview: get rid of private platform amba_device initializer

Russell King - ARM Linux linux at arm.linux.org.uk
Wed Jan 25 08:45:31 EST 2012


On Tue, Jan 24, 2012 at 05:26:00PM +0000, Will Deacon wrote:
> Right. I took a quick look at the TRM for the PB1176, and I think we do have
> an interrupt for GPIO0, it's just on the other GIC. This patch should do the
> trick, but I'm not sure what I can do to tickle the GPIO stuff anyway:
> 
> 
> diff --git a/arch/arm/mach-realview/include/mach/irqs-pb1176.h b/arch/arm/mach-realview/include/mach/irqs-pb1176.h
> index 5c3c625..708f841 100644
> --- a/arch/arm/mach-realview/include/mach/irqs-pb1176.h
> +++ b/arch/arm/mach-realview/include/mach/irqs-pb1176.h
> @@ -40,6 +40,7 @@
>  #define IRQ_DC1176_L2CC                (IRQ_DC1176_GIC_START + 13)
>  #define IRQ_DC1176_RTC         (IRQ_DC1176_GIC_START + 14)
>  #define IRQ_DC1176_CLCD                (IRQ_DC1176_GIC_START + 15)     /* CLCD controller */
> +#define IRQ_DC1176_GPIO0       (IRQ_DC1176_GIC_START + 16)
>  #define IRQ_DC1176_SSP         (IRQ_DC1176_GIC_START + 17)     /* SSP port */
>  #define IRQ_DC1176_UART0       (IRQ_DC1176_GIC_START + 18)     /* UART 0 on development chip */
>  #define IRQ_DC1176_UART1       (IRQ_DC1176_GIC_START + 19)     /* UART 1 on development chip */
> @@ -73,7 +74,6 @@
>  #define IRQ_PB1176_DMAC                (IRQ_PB1176_GIC_START + 24)     /* DMA controller */
>  #define IRQ_PB1176_RTC         (IRQ_PB1176_GIC_START + 25)     /* Real Time Clock */
>  
> -#define IRQ_PB1176_GPIO0       -1
>  #define IRQ_PB1176_SCTL                -1
>  
>  #define NR_GIC_PB1176          2
> diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
> index 1b6e60c..b1d7caf 100644
> --- a/arch/arm/mach-realview/realview_pb1176.c
> +++ b/arch/arm/mach-realview/realview_pb1176.c
> @@ -143,7 +143,7 @@ static struct pl022_ssp_controller ssp0_plat_data = {
>  #define PB1176_CLCD_IRQ        { IRQ_DC1176_CLCD }
>  #define SCTL_IRQ       { }
>  #define PB1176_WATCHDOG_IRQ    { IRQ_DC1176_WATCHDOG }
> -#define PB1176_GPIO0_IRQ       { IRQ_PB1176_GPIO0 }
> +#define PB1176_GPIO0_IRQ       { IRQ_DC1176_GPIO0 }
>  #define GPIO1_IRQ      { IRQ_PB1176_GPIO1 }
>  #define PB1176_RTC_IRQ { IRQ_DC1176_RTC }
>  #define SCI_IRQ                { IRQ_PB1176_SCI }

I guess we should believe the TRM on this - can you put this in the patch
system please?

Thanks.


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