On Thu, Oct 09, 2014 at 09:06:24PM +0200, Johan Hovold wrote:
> The platform device must be registered as wakeup capable before
> registering the class device, or the wakealarm attribute will not be
> created.
>
> Also make sure to unregister the wakeup source on probe errors.
>
> Fixes: 1d2e2b65d098 ("rtc: omap: restore back (hard-code) wakeup support")
> Cc: stable <sta...@vger.kernel.org>
> Signed-off-by: Johan Hovold <jo...@kernel.org>
> ---
Reviewed-by: Felipe Balbi <ba...@ti.com>
> drivers/rtc/rtc-omap.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
> index f842c216f2dd..828cb9983cc2 100644
> --- a/drivers/rtc/rtc-omap.c
> +++ b/drivers/rtc/rtc-omap.c
> @@ -416,6 +416,8 @@ static int __init omap_rtc_probe(struct platform_device
> *pdev)
> rtc_writel(KICK1_VALUE, OMAP_RTC_KICK1_REG);
> }
>
> + device_init_wakeup(&pdev->dev, true);
> +
> rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
> &omap_rtc_ops, THIS_MODULE);
> if (IS_ERR(rtc)) {
> @@ -484,8 +486,6 @@ static int __init omap_rtc_probe(struct platform_device
> *pdev)
> * is write-only, and always reads as zero...)
> */
>
> - device_init_wakeup(&pdev->dev, true);
> -
> if (new_ctrl & (u8) OMAP_RTC_CTRL_SPLIT)
> pr_info("%s: split power mode\n", pdev->name);
>
> @@ -495,6 +495,7 @@ static int __init omap_rtc_probe(struct platform_device
> *pdev)
> return 0;
>
> fail0:
> + device_init_wakeup(&pdev->dev, false);
> if (id_entry->driver_data & OMAP_RTC_HAS_KICKER)
> rtc_writel(0, OMAP_RTC_KICK0_REG);
> pm_runtime_put_sync(&pdev->dev);
> --
> 2.0.4
>
--
balbi
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