* Felipe Balbi <[EMAIL PROTECTED]> [080403 17:01]:
> On Thu, Apr 03, 2008 at 06:56:01AM -0500, ext Felipe Balbi wrote:
> >
> >
> > On Thu, 3 Apr 2008 14:38:30 +0300, Felipe Balbi <[EMAIL PROTECTED]>
> > wrote:
> >
> > The following is better as I'm also disabling the clock on suspend to
> > conserve power.
>
> The spinlock wasn't needed, stupid brain-fart.
> Sorry for that.
>
> Tony, updated patch below:
Pushing today.
Tony
> From cb08008da5e4a514d7b4784cbaf599ac119376ff Mon Sep 17 00:00:00 2001
> From: Felipe Balbi <[EMAIL PROTECTED]>
> Date: Thu, 3 Apr 2008 14:35:33 +0300
> Subject: [PATCH] USB: MUSB: Be sure that we enable musb->clock
>
> If CONFIG_OMAP_RESET_CLOCKS is enabled, musb->clock would
> be disabled because nobody was enabling it.
>
> Be sure that omap2430.c enables musb->clock to avoid problems
> later.
>
> Signed-off-by: Felipe Balbi <[EMAIL PROTECTED]>
> ---
> drivers/usb/musb/omap2430.c | 16 ++++++++++++++++
> 1 files changed, 16 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
> index 8041dde..c21d93a 100644
> --- a/drivers/usb/musb/omap2430.c
> +++ b/drivers/usb/musb/omap2430.c
> @@ -246,6 +246,9 @@ int __init musb_platform_init(struct musb *musb)
>
> int musb_platform_suspend(struct musb *musb)
> {
> + if (!musb->clock)
> + return 0;
> +
> /* in any role */
> OTG_FORCESTDBY_REG &= ~ENABLEFORCE; /* disable MSTANDBY */
> OTG_SYSCONFIG_REG &= FORCESTDBY; /* enable force standby */
> @@ -257,14 +260,27 @@ int musb_platform_suspend(struct musb *musb)
> if (musb->xceiv.set_suspend)
> musb->xceiv.set_suspend(&musb->xceiv, 1);
>
> + if (musb->set_clock)
> + musb->set_clock(musb->clock, 0);
> + else
> + clk_disable(musb->clock);
> +
> return 0;
> }
>
> int musb_platform_resume(struct musb *musb)
> {
> + if (!musb->clock)
> + return 0;
> +
> if (musb->xceiv.set_suspend)
> musb->xceiv.set_suspend(&musb->xceiv, 0);
>
> + if (musb->set_clock)
> + musb->set_clock(musb->clock, 1);
> + else
> + clk_enable(musb->clock);
> +
> OTG_FORCESTDBY_REG &= ~ENABLEFORCE; /* disable MSTANDBY */
> OTG_SYSCONFIG_REG |= SMARTSTDBY; /* enable smart standby */
> OTG_SYSCONFIG_REG &= ~AUTOIDLE; /* disable auto idle */
> --
> 1.5.5.rc2.25.g5fbd
>
>
>
> --
> - Balbi
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