On 12/02/2013 06:28 PM, David Laight wrote:
>> From: Roger Quadros [mailto:rog...@ti.com]
>> On 11/29/2013 03:17 PM, David Laight wrote:
> ...
+ timeout = jiffies + msecs_to_jiffies(100);
+ while (!(usbhs_read(omap->uhh_base, OMAP_UHH_SYSSTATUS)
+ & OMAP_UHH_SYSSTA
> From: Roger Quadros [mailto:rog...@ti.com]
> On 11/29/2013 03:17 PM, David Laight wrote:
...
> >> + timeout = jiffies + msecs_to_jiffies(100);
> >> + while (!(usbhs_read(omap->uhh_base, OMAP_UHH_SYSSTATUS)
> >> + & OMAP_UHH_SYSSTATUS_RESETDONE)) {
> >> + cpu_relax();
>
On 12/02/2013 04:03 PM, Sebastian Andrzej Siewior wrote:
> On 12/02/2013 02:44 PM, Roger Quadros wrote:
>> "Errata id: i660
>> DESCRIPTION
>> In the following configuration :
>> • USBHOST module is set to smart-idle mode
>> • PRCM asserts idle_req to the USBHOST module. (This typically happens when
On Mon, 2 Dec 2013, Roger Quadros wrote:
> It won't be done by omap_hwmod as we set HWMOD_INIT_NO_RESET flag in the
> hwmod data [1].
>
> Question is do we do it in the driver of leave it to hwmod?
It should be done by hwmod (or more broadly, some OMAP bus code). That
way the device can be br
On 12/02/2013 02:44 PM, Roger Quadros wrote:
> "Errata id: i660
> DESCRIPTION
> In the following configuration :
> • USBHOST module is set to smart-idle mode
> • PRCM asserts idle_req to the USBHOST module. (This typically happens when
> the system is going to
> a low power mode : all ports have b
On 12/02/2013 03:39 PM, Sebastian Andrzej Siewior wrote:
> On 12/02/2013 02:35 PM, Roger Quadros wrote:
>>> It refers to "Errata Id:i660" why it is required. Once you figured what
>>> why it has been added you could have an idea if it is okay to remove it
>>> and if the reset you do here might lead
On 12/02/2013 02:35 PM, Roger Quadros wrote:
>> It refers to "Errata Id:i660" why it is required. Once you figured what
>> why it has been added you could have an idea if it is okay to remove it
>> and if the reset you do here might lead to it (I dunno).
>>
>
> Keshava no longer works @TI. I have
On 12/02/2013 03:04 PM, Sebastian Andrzej Siewior wrote:
> On 12/02/2013 01:12 PM, Roger Quadros wrote:
>> You are right. The musb hwmod data doesn't have the HWMOD_INIT_NO_RESET
>> flag, so hwmod should reset it during boot.
>>
>> Maybe I too should just remove HWMOD_INIT_NO_RESET flag from the US
On 12/02/2013 01:12 PM, Roger Quadros wrote:
> You are right. The musb hwmod data doesn't have the HWMOD_INIT_NO_RESET
> flag, so hwmod should reset it during boot.
>
> Maybe I too should just remove HWMOD_INIT_NO_RESET flag from the USB Host
> hwmod data, then we don't need to change this driver
On 12/02/2013 02:01 PM, Sebastian Andrzej Siewior wrote:
> - sta...@vger.kernel.org since they probably don't care about this
> unless the patch is merged.
>
> On 12/02/2013 10:41 AM, Roger Quadros wrote:
>> Michael,
>>
>> On 11/29/2013 05:32 PM, Michael Trimarchi wrote:
>>> Hi Roger
>>>
>>> On
Michael,
On 12/02/2013 11:51 AM, Michael Trimarchi wrote:
> Hi Roger
>
> On Mon, Dec 2, 2013 at 10:39 AM, Roger Quadros wrote:
>> +Benoit, Tony, Paul.
>>
>> Hi Michael,
>>
>> On 11/30/2013 06:48 AM, Michael Trimarchi wrote:
>>> Hi Roger
>>>
>>> On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wro
- sta...@vger.kernel.org since they probably don't care about this
unless the patch is merged.
On 12/02/2013 10:41 AM, Roger Quadros wrote:
> Michael,
>
> On 11/29/2013 05:32 PM, Michael Trimarchi wrote:
>> Hi Roger
>>
>> On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
>>> With u-boot 20
Hi Roger
On Mon, Dec 2, 2013 at 10:39 AM, Roger Quadros wrote:
> +Benoit, Tony, Paul.
>
> Hi Michael,
>
> On 11/30/2013 06:48 AM, Michael Trimarchi wrote:
>> Hi Roger
>>
>> On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
>>> With u-boot 2013.10, USB devices are sometimes not detected
>>> o
Michael,
On 11/29/2013 05:32 PM, Michael Trimarchi wrote:
> Hi Roger
>
> On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
>> With u-boot 2013.10, USB devices are sometimes not detected
>> on OMAP4 Panda. To make us independent of what bootloader does
>> with the USB Host module, we must RES
+Benoit, Tony, Paul.
Hi Michael,
On 11/30/2013 06:48 AM, Michael Trimarchi wrote:
> Hi Roger
>
> On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
>> With u-boot 2013.10, USB devices are sometimes not detected
>> on OMAP4 Panda. To make us independent of what bootloader does
>> with the USB
Hi David,
On 11/29/2013 03:17 PM, David Laight wrote:
>> From: Of Roger Quadros
>> With u-boot 2013.10, USB devices are sometimes not detected
>> on OMAP4 Panda. To make us independent of what bootloader does
>> with the USB Host module, we must RESET it to get it to a known
>> good state. This pa
Hi
On Sat, Nov 30, 2013 at 6:10 AM, Michael Trimarchi
wrote:
> Hi
>
> On Sat, Nov 30, 2013 at 5:48 AM, Michael Trimarchi
> wrote:
>> Hi Roger
>>
>> On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
>>> With u-boot 2013.10, USB devices are sometimes not detected
>>> on OMAP4 Panda. To make u
Hi
On Sat, Nov 30, 2013 at 5:48 AM, Michael Trimarchi
wrote:
> Hi Roger
>
> On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
>> With u-boot 2013.10, USB devices are sometimes not detected
>> on OMAP4 Panda. To make us independent of what bootloader does
>> with the USB Host module, we must
Hi Roger
On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
> With u-boot 2013.10, USB devices are sometimes not detected
> on OMAP4 Panda. To make us independent of what bootloader does
> with the USB Host module, we must RESET it to get it to a known
> good state. This patch Soft RESETs the
Hi Roger
On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros wrote:
> With u-boot 2013.10, USB devices are sometimes not detected
> on OMAP4 Panda. To make us independent of what bootloader does
> with the USB Host module, we must RESET it to get it to a known
> good state. This patch Soft RESETs the
> From: Of Roger Quadros
> With u-boot 2013.10, USB devices are sometimes not detected
> on OMAP4 Panda. To make us independent of what bootloader does
> with the USB Host module, we must RESET it to get it to a known
> good state. This patch Soft RESETs the USB Host module.
...
> +++ b/drivers/mfd
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