Re: [PATCH] Colibri: Fix support for DM9000 ethernet device.

From: Ben Dooks
Date: Thu Apr 24 2008 - 07:29:23 EST


On Thu, Apr 24, 2008 at 10:13:09AM +0000, Michael Abbott wrote:
> From: Michael Abbott <michael.abbott@xxxxxxxxxxxxx>
>
> Colibri: Fix support for DM9000 ethernet device.
>
> Two changes are necessary to enable proper operation of the DM9000 device
> with the Colibri PXA 270 board: firstly, the IRQ type needs to be
> configured for rising edge interrupts, and secondly this configuration needs
> to be communicated through to the DM9000.
>
> Signed-off-by: Michael Abbott <michael.abbott@xxxxxxxxxxxxx>
> ---
> arch/arm/mach-pxa/colibri.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> Patch applied against v2.6.25
>
> Proper operation of this device also depends on the DM9000 timer patch
> submitted separately.
>
> diff --git a/arch/arm/mach-pxa/colibri.c b/arch/arm/mach-pxa/colibri.c
> index 6db54e3..a76f95a 100644
> --- a/arch/arm/mach-pxa/colibri.c
> +++ b/arch/arm/mach-pxa/colibri.c
> @@ -97,7 +97,7 @@ static struct resource dm9000_resources[] = {
> [2] = {
> .start = COLIBRI_ETH_IRQ,
> .end = COLIBRI_ETH_IRQ,
> - .flags = IORESOURCE_IRQ,
> + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
> },
> };
>
> @@ -118,7 +118,7 @@ static void __init colibri_init(void)
> /* DM9000 LAN */
> pxa_gpio_mode(GPIO78_nCS_2_MD);
> pxa_gpio_mode(GPIO_DM9000 | GPIO_IN);
> - set_irq_type(COLIBRI_ETH_IRQ, IRQT_FALLING);
> + set_irq_type(COLIBRI_ETH_IRQ, IRQT_RISING);

The set_irq_type() call here should be removed.

--
Ben (ben@xxxxxxxxx, http://www.fluff.org/)

'a smiley only costs 4 bytes'
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