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
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
WARNING: multiple messages have this Message-ID (diff)
From: Sascha Hauer <s.hauer@pengutronix.de>
To: javier Martin <javier.martin@vista-silicon.com>
Cc: linux-media@vger.kernel.org, fabio.estevam@freescale.com,
linux-arm-kernel@lists.infradead.org,
laurent.pinchart@ideasonboard.com, g.liakhovetski@gmx.de,
mchehab@infradead.org, kernel@pengutronix.de,
Baruch Siach <baruch@tkos.co.il>
Subject: Re: [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
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
next prev parent reply other threads:[~2012-07-09 7:43 UTC|newest]
Thread overview: 24+ 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
2012-07-06 10:56 ` Javier Martin
2012-07-09 7:28 ` Sascha Hauer
2012-07-09 7:28 ` Sascha Hauer
2012-07-09 7:37 ` javier Martin
2012-07-09 7:37 ` javier Martin
2012-07-09 7:43 ` Sascha Hauer [this message]
2012-07-09 7:43 ` Sascha Hauer
2012-07-09 7:46 ` javier Martin
2012-07-09 7:46 ` javier Martin
2012-07-09 7:52 ` Baruch Siach
2012-07-09 7:52 ` Baruch Siach
2012-07-09 8:07 ` Sascha Hauer
2012-07-09 8:07 ` Sascha Hauer
2012-07-09 8:22 ` javier Martin
2012-07-09 8:22 ` javier Martin
2012-07-20 11:19 ` Guennadi Liakhovetski
2012-07-20 11:19 ` Guennadi Liakhovetski
2012-07-20 13:04 ` javier Martin
2012-07-20 13:04 ` javier Martin
2012-07-20 13:43 ` Guennadi Liakhovetski
2012-07-20 13:43 ` Guennadi Liakhovetski
2012-07-23 8:15 ` javier Martin
2012-07-23 8:15 ` javier Martin
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