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From: s.hauer@pengutronix.de (Sascha Hauer)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] [v3] i.MX27: Fix emma-prp clocks in mx2_camera.c
Date: Mon, 9 Jul 2012 09:43:37 +0200	[thread overview]
Message-ID: <20120709074337.GT30009@pengutronix.de> (raw)
In-Reply-To: <CACKLOr25yb1Cx4XNriyPceBcqmc5T4jDpJXFpve9JCXpP7iMLg@mail.gmail.com>

On Mon, Jul 09, 2012 at 09:37:25AM +0200, javier Martin wrote:
> On 9 July 2012 09:28, Sascha Hauer <s.hauer@pengutronix.de> wrote:
> > On Fri, Jul 06, 2012 at 12:56:02PM +0200, Javier Martin wrote:
> >> This driver wasn't converted to the new clock changes
> >> (clk_prepare_enable/clk_disable_unprepare). Also naming
> >> of emma-prp related clocks for the i.MX27 was not correct.
> >> ---
> >> Enable clocks only for i.MX27.
> >>
> >
> > Indeed,
> >
> >>
> >> -     pcdev->clk_csi = clk_get(&pdev->dev, NULL);
> >> -     if (IS_ERR(pcdev->clk_csi)) {
> >> -             dev_err(&pdev->dev, "Could not get csi clock\n");
> >> -             err = PTR_ERR(pcdev->clk_csi);
> >> -             goto exit_kfree;
> >> +     if (cpu_is_mx27()) {
> >> +             pcdev->clk_csi = devm_clk_get(&pdev->dev, "ahb");
> >> +             if (IS_ERR(pcdev->clk_csi)) {
> >> +                     dev_err(&pdev->dev, "Could not get csi clock\n");
> >> +                     err = PTR_ERR(pcdev->clk_csi);
> >> +                     goto exit_kfree;
> >> +             }
> >
> > but why? Now the i.MX25 won't get a clock anymore.
> 
> What are the clocks needed by i.MX25? csi only?
> 
> By the way, is anybody using this driver with i.MX25?

It seems Baruch (added to Cc) has used it on an i.MX25.

Sascha


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  reply	other threads:[~2012-07-09  7:43 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-06 10:56 [PATCH] [v3] i.MX27: Fix emma-prp clocks in mx2_camera.c Javier Martin
2012-07-09  7:28 ` Sascha Hauer
2012-07-09  7:37   ` javier Martin
2012-07-09  7:43     ` Sascha Hauer [this message]
2012-07-09  7:46       ` javier Martin
2012-07-09  7:52         ` Baruch Siach
2012-07-09  8:07         ` Sascha Hauer
2012-07-09  8:22           ` javier Martin
2012-07-20 11:19             ` Guennadi Liakhovetski
2012-07-20 13:04               ` javier Martin
2012-07-20 13:43                 ` Guennadi Liakhovetski
2012-07-23  8:15                   ` javier Martin

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