From: Chaotian Jing <chaotian.jing@mediatek.com>
To: NeilBrown <neil@brown.name>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org,
thirtythreeforty@gmail.com
Subject: Re: [PATCH 2/5] mmc: mtk-sd: don't hard-code interrupt trigger type
Date: Tue, 16 Apr 2019 16:11:42 +0800 [thread overview]
Message-ID: <1555402302.18628.17.camel@mhfsdcap03> (raw)
In-Reply-To: <155539004923.25108.12499096383277776864.stgit@noble.brown>
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@brown.name>
> ---
> 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;
>
>
>
next prev parent reply other threads:[~2019-04-16 8:11 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-16 4:47 [PATCH 0/5] mtk-sd enhancement to support MT7621 NeilBrown
2019-04-16 4:47 ` [PATCH 1/5] mmc: mtk-sd: support "voltage-ranges" setting NeilBrown
2019-04-16 4:47 ` [PATCH 3/5] mmc: mtk-sd: add support for config found in mt7620 family SOCs NeilBrown
2019-04-16 4:47 ` [PATCH 2/5] mmc: mtk-sd: don't hard-code interrupt trigger type NeilBrown
2019-04-16 8:11 ` Chaotian Jing [this message]
2019-04-16 22:12 ` NeilBrown
2019-04-18 6:36 ` Chaotian Jing
2019-04-16 4:47 ` [PATCH 5/5] mmc: mtk-sd: enable internal write-protect logic NeilBrown
2019-04-16 4:47 ` [PATCH 4/5] mmc: mtk-sd: enable internal card-detect logic NeilBrown
2019-04-18 6:39 ` Chaotian Jing
2019-05-04 8:18 ` NeilBrown
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