Re: [PATCH v3 2/2] PCI: iproc: add device shutdown for PCI RC

2017-06-21 Thread Oza Oza
On Thu, Jun 15, 2017 at 7:11 PM, Bjorn Helgaas wrote: > On Wed, Jun 14, 2017 at 10:24:11AM +0530, Oza Oza wrote: >> On Tue, Jun 13, 2017 at 5:13 AM, Bjorn Helgaas wrote: >> > On Sun, Jun 11, 2017 at 09:35:38AM +0530, Oza Pawandeep wrote: >> >> PERST# must be asserted around ~500ms before >> >> th

Re: [PATCH v3 2/2] PCI: iproc: add device shutdown for PCI RC

2017-06-15 Thread Bjorn Helgaas
On Wed, Jun 14, 2017 at 10:24:11AM +0530, Oza Oza wrote: > On Tue, Jun 13, 2017 at 5:13 AM, Bjorn Helgaas wrote: > > On Sun, Jun 11, 2017 at 09:35:38AM +0530, Oza Pawandeep wrote: > >> PERST# must be asserted around ~500ms before > >> the reboot is applied. > >> > >> During soft reset (e.g., "rebo

Re: [PATCH v3 2/2] PCI: iproc: add device shutdown for PCI RC

2017-06-13 Thread Oza Oza
On Tue, Jun 13, 2017 at 5:13 AM, Bjorn Helgaas wrote: > On Sun, Jun 11, 2017 at 09:35:38AM +0530, Oza Pawandeep wrote: >> PERST# must be asserted around ~500ms before >> the reboot is applied. >> >> During soft reset (e.g., "reboot" from Linux) on some iProc based SoCs >> LCPLL clock and PERST bot

Re: [PATCH v3 2/2] PCI: iproc: add device shutdown for PCI RC

2017-06-12 Thread Bjorn Helgaas
On Sun, Jun 11, 2017 at 09:35:38AM +0530, Oza Pawandeep wrote: > PERST# must be asserted around ~500ms before > the reboot is applied. > > During soft reset (e.g., "reboot" from Linux) on some iProc based SoCs > LCPLL clock and PERST both goes off simultaneously. > This will cause certain Endpoint

[PATCH v3 2/2] PCI: iproc: add device shutdown for PCI RC

2017-06-10 Thread Oza Pawandeep
PERST# must be asserted around ~500ms before the reboot is applied. During soft reset (e.g., "reboot" from Linux) on some iProc based SoCs LCPLL clock and PERST both goes off simultaneously. This will cause certain Endpoints Intel NVMe not get detected, upon next boot sequence. This happens becau