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_SYSSTATUS_RESETDONE)) {
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 patch Soft
+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 rog...@ti.com wrote:
With u-boot 2013.10, USB devices are sometimes not detected
on OMAP4 Panda. To make us independent of what bootloader does
with
Michael,
On 11/29/2013 05:32 PM, Michael Trimarchi wrote:
Hi Roger
On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros rog...@ti.com 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
Hi Roger
On Mon, Dec 2, 2013 at 10:39 AM, Roger Quadros rog...@ti.com 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 rog...@ti.com wrote:
With u-boot 2013.10, USB devices are sometimes not
- 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 rog...@ti.com wrote:
With u-boot
Michael,
On 12/02/2013 11:51 AM, Michael Trimarchi wrote:
Hi Roger
On Mon, Dec 2, 2013 at 10:39 AM, Roger Quadros rog...@ti.com 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
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 Fri, Nov 29, 2013
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 at
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 USB Host
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 no other
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 to it (I
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 been
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
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
the
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();
You mean use
Hi
On Sat, Nov 30, 2013 at 6:10 AM, Michael Trimarchi
mich...@amarulasolutions.com wrote:
Hi
On Sat, Nov 30, 2013 at 5:48 AM, Michael Trimarchi
mich...@amarulasolutions.com wrote:
Hi Roger
On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros rog...@ti.com wrote:
With u-boot 2013.10, USB devices
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.
...
+++
Hi Roger
On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros rog...@ti.com 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
Hi Roger
On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros rog...@ti.com 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
Hi
On Sat, Nov 30, 2013 at 5:48 AM, Michael Trimarchi
mich...@amarulasolutions.com wrote:
Hi Roger
On Fri, Nov 29, 2013 at 2:01 PM, Roger Quadros rog...@ti.com wrote:
With u-boot 2013.10, USB devices are sometimes not detected
on OMAP4 Panda. To make us independent of what bootloader does
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