On 09/19/2018 10:27 AM, Ley Foon Tan wrote:
> Disable and free clock when remove driver.
>
> Signed-off-by: Ley Foon Tan <ley.foon....@intel.com>
>
> ---
> v2:
> - Check return value from clk_free() and return 0 when exit function
> ---
> drivers/spi/designware_spi.c | 16 +++++++++++++++-
> 1 file changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/spi/designware_spi.c b/drivers/spi/designware_spi.c
> index 5cca414..8f0c602 100644
> --- a/drivers/spi/designware_spi.c
> +++ b/drivers/spi/designware_spi.c
> @@ -516,8 +516,22 @@ static int dw_spi_set_mode(struct udevice *bus, uint
> mode)
> static int dw_spi_remove(struct udevice *bus)
> {
> struct dw_spi_priv *priv = dev_get_priv(bus);
> + int ret;
> +
> + ret = reset_release_bulk(&priv->resets);
> + if (ret)
> + return ret;
>
> - return reset_release_bulk(&priv->resets);
> +#if CONFIG_IS_ENABLED(CLK)
> + ret = clk_disable(&priv->clk);
> + if (ret)
> + return ret;
> +
> + ret = clk_free(&priv->clk);
> + if (ret)
> + return ret;
> +#endif
> + return 0;
> }
>
> static const struct dm_spi_ops dw_spi_ops = {
>
Acked-by: Marek Vasut <ma...@denx.de>
btw this doesn't apply to socfpga/master .
--
Best regards,
Marek Vasut
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