[RFC PATCH 6/6] ARM: OMAP3: Enable Hardware Save and Restore for USB Host
Roger Quadros
rogerq at ti.com
Thu Jun 20 08:42:08 EDT 2013
On 06/19/2013 08:30 PM, Sergei Shtylyov wrote:
> Hello.
>
> On 06/19/2013 06:05 PM, Roger Quadros wrote:
>
>> To ensure hardware context is restored while resuming from
>> OFF mode we need to enable the Hardware SAR bit for the
>> USB Host power domain.
>
>> Signed-off-by: Roger Quadros <rogerq at ti.com>
>> ---
>> arch/arm/mach-omap2/powerdomains3xxx_data.c | 8 +-------
>> 1 files changed, 1 insertions(+), 7 deletions(-)
>
>> diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c
>> index f0e14e9..9554d2b 100644
>> --- a/arch/arm/mach-omap2/powerdomains3xxx_data.c
>> +++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c
>> @@ -289,13 +289,7 @@ static struct powerdomain usbhost_pwrdm = {
>> .prcm_offs = OMAP3430ES2_USBHOST_MOD,
>> .pwrsts = PWRSTS_OFF_RET_ON,
>> .pwrsts_logic_ret = PWRSTS_RET,
>> - /*
>> - * REVISIT: Enabling usb host save and restore mechanism seems to
>> - * leave the usb host domain permanently in ACTIVE mode after
>> - * changing the usb host power domain state from OFF to active once.
>> - * Disabling for now.
>> - */
>> - /*.flags = PWRDM_HAS_HDWR_SAR,*/ /* for USBHOST ctrlr only */
>> + .flags = PWRDM_HAS_HDWR_SAR, /* for USBHOST ctrlr only */
>
> Looks like you're not indenting = right, in accordance to the other fields...
Will fix. Thanks.
cheers,
-roger
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