On 05/29/2017 05:45 PM, Benjamin Gaignard wrote:
> Use devm_of_platform_populate() instead of of_platform_populate and
> of_platform_depopulate to simplify driver code
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaign...@linaro.org>
>
> CC: Jonathan Cameron <ji...@kernel.org>
> CC: Hartmut Knaack <knaac...@gmx.de>
> CC: Lars-Peter Clausen <l...@metafoo.de>
> CC: Alexandre Torgue <alexandre.tor...@st.com>
> CC: Fabrice Gasnier <fabrice.gasn...@st.com>
> CC: linux-...@vger.kernel.org
> CC: linux-arm-ker...@lists.infradead.org
> CC: linux-kernel@vger.kernel.org
> ---
> drivers/iio/dac/stm32-dac-core.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/iio/dac/stm32-dac-core.c
> b/drivers/iio/dac/stm32-dac-core.c
> index 75e4878..9c42537 100644
> --- a/drivers/iio/dac/stm32-dac-core.c
> +++ b/drivers/iio/dac/stm32-dac-core.c
> @@ -130,7 +130,7 @@ static int stm32_dac_probe(struct platform_device *pdev)
>
> platform_set_drvdata(pdev, &priv->common);
>
> - ret = of_platform_populate(pdev->dev.of_node, NULL, NULL, dev);
> + ret = devm_of_platform_populate(&pdev->dev);
> if (ret < 0) {
> dev_err(dev, "failed to populate DT children\n");
> goto err_pclk;
> @@ -151,7 +151,6 @@ static int stm32_dac_remove(struct platform_device *pdev)
> struct stm32_dac_common *common = platform_get_drvdata(pdev);
> struct stm32_dac_priv *priv = to_stm32_dac_priv(common);
>
> - of_platform_depopulate(&pdev->dev);
Hi Benjamin,
Same as patch 1, This is going to change order of sub devices removal.
It may end-up with bellow resources being removed while sub-device still
needs them.
Not sure this is a good candidate for such a change.
Best Regards,
Fabrice
> clk_disable_unprepare(priv->pclk);
> regulator_disable(priv->vref);
>
>
