On Sat, Oct 10, 2015 at 03:08:52PM +0900, Krzysztof Kozlowski wrote:
> W dniu 09.10.2015 o 18:39, Wolfram Sang pisze:
> > From: Wolfram Sang <wsa+rene...@sang-engineering.com>
> >
> > The core may register clients attached to this master which may use
> > funtionality from the master. So, RuntimePM must be enabled before,
> > otherwise
> > this will fail. While here, move drvdata, too.
> >
> > Signed-off-by: Wolfram Sang <wsa+rene...@sang-engineering.com>
> > ---
> > drivers/i2c/busses/i2c-s3c2410.c | 12 +++++++-----
> > 1 file changed, 7 insertions(+), 5 deletions(-)
> >
> > diff --git a/drivers/i2c/busses/i2c-s3c2410.c
> > b/drivers/i2c/busses/i2c-s3c2410.c
> > index 50bfd8cef5f224..336e34e1ca597d 100644
> > --- a/drivers/i2c/busses/i2c-s3c2410.c
> > +++ b/drivers/i2c/busses/i2c-s3c2410.c
> > @@ -1243,19 +1243,21 @@ static int s3c24xx_i2c_probe(struct platform_device
> > *pdev)
> > i2c->adap.nr = i2c->pdata->bus_num;
> > i2c->adap.dev.of_node = pdev->dev.of_node;
> >
> > + platform_set_drvdata(pdev, i2c);
> > +
> > + pm_runtime_enable(&pdev->dev);
> > + pm_runtime_enable(&i2c->adap.dev);
> > +
> > ret = i2c_add_numbered_adapter(&i2c->adap);
> > if (ret < 0) {
> > dev_err(&pdev->dev, "failed to add bus to i2c core\n");
> > + pm_runtime_disable(&i2c->adap.dev);
> > + pm_runtime_disable(&pdev->dev);
> > s3c24xx_i2c_deregister_cpufreq(i2c);
> > clk_unprepare(i2c->clk);
> > return ret;
> > }
> >
> > - platform_set_drvdata(pdev, i2c);
> > -
> > - pm_runtime_enable(&pdev->dev);
> > - pm_runtime_enable(&i2c->adap.dev);
> > -
> > dev_info(&pdev->dev, "%s: S3C I2C adapter\n", dev_name(&i2c->adap.dev));
> > return 0;
> > }
> >
>
> Hi,
>
> Unfortunately on Odroid XU3, Exynos5420, samsung,s3c2440-i2c,
> next-20151009-1-ga93b1a6f5055:Thanks for testing! Will send v3 in a minute.
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