Re: [PATCH 2/5] mmc: mtk-sd: don't hard-code interrupt trigger type
From: Chaotian Jing
Date: Tue Apr 16 2019 - 04:11:57 EST
On Tue, 2019-04-16 at 14:47 +1000, NeilBrown wrote:
> When using devicetree for configuration, interrupt trigger type
> should be described in the dts file, not hard-coded in the C code.
>
> The mtk-sd silicon in the mt7621 soc uses an active-high interrupt
> and so cannot be used with the current code.
>
> So remove the trigger and leave it to be set from devicetree.
>
> Signed-off-by: NeilBrown <neil@xxxxxxxxxx>
> ---
> drivers/mmc/host/mtk-sd.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
> index 4492a4465c0e..14e048239143 100644
> --- a/drivers/mmc/host/mtk-sd.c
> +++ b/drivers/mmc/host/mtk-sd.c
> @@ -2243,7 +2243,7 @@ static int msdc_drv_probe(struct platform_device *pdev)
> msdc_init_hw(host);
>
> ret = devm_request_irq(&pdev->dev, host->irq, msdc_irq,
> - IRQF_TRIGGER_LOW | IRQF_ONESHOT, pdev->name, host);
> +
change it to IRQF_TRIGGER_NONE | IRQF_ONESHOT
> 0, pdev->name, host);
> if (ret)
> goto release;
>
>
>