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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Alexander Stein <alexander.stein@systec-electronic.com>,
	Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Wolfgang Grandegger <wg@grandegger.com>,
	"linux-can@vger.kernel.org" <linux-can@vger.kernel.org>
Subject: Re: [PATCH v2] c_can: Add support for eg20t (pch_can)
Date: Thu, 17 Apr 2014 22:47:55 +0200	[thread overview]
Message-ID: <53503DFB.1080203@pengutronix.de> (raw)
In-Reply-To: <1396853523-14941-1-git-send-email-alexander.stein@systec-electronic.com>

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On 04/07/2014 08:52 AM, Alexander Stein wrote:
> Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
[..]

> +static void c_can_pci_reset_pch(const struct c_can_priv *priv, bool enable)
> +{
> +	if (enable) {
> +		u32 __iomem *addr = priv->base + PCH_PCI_SOFT_RESET;
> +
> +		/* write to sw reset register */
> +		iowrite32(1, addr);

Do we need to wait for something here?

> +		iowrite32(0, addr);
> +	}
> +}

Marc

-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
Industrial Linux Solutions        | Phone: +49-231-2826-924     |
Vertretung West/Dortmund          | Fax:   +49-5121-206917-5555 |
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  parent reply	other threads:[~2014-04-17 20:48 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <"<533DB663.3030408@hartkopp.net>
2014-04-07  6:52 ` [PATCH v2] c_can: Add support for eg20t (pch_can) Alexander Stein
2014-04-08 14:20   ` Thomas Gleixner
2014-04-08 14:26     ` Wolfgang Grandegger
2014-04-08 14:33       ` Thomas Gleixner
2014-04-17 20:23   ` Marc Kleine-Budde
2014-04-17 20:47   ` Marc Kleine-Budde [this message]
2014-04-17 21:18     ` Thomas Gleixner
2014-04-17 21:27       ` Marc Kleine-Budde

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