Re: [PATCH 3/7] usb: ehci: add freescale imx28 special write register method

2013-12-09 Thread Marc Kleine-Budde
On 12/09/2013 03:04 AM, Greg KH wrote: > On Thu, Dec 05, 2013 at 03:20:51PM +0800, Peter Chen wrote: >> According to Freescale imx28 Errata, "ENGR119653 USB: ARM to USB >> register error issue", All USB register write operations must >> use the ARM SWP instruction. So, we implement a special ehci_w

Re: [PATCH 3/7] usb: ehci: add freescale imx28 special write register method

2013-12-09 Thread Peter Chen
On Mon, Dec 09, 2013 at 08:37:55AM +, peter.c...@freescale.com wrote: > > > > > On Thu, Dec 05, 2013 at 03:20:51PM +0800, Peter Chen wrote: > > > According to Freescale imx28 Errata, "ENGR119653 USB: ARM to USB > > > register error issue", All USB register write operations must > > > use the

RE: [PATCH 3/7] usb: ehci: add freescale imx28 special write register method

2013-12-09 Thread peter.c...@freescale.com
> > On Thu, Dec 05, 2013 at 03:20:51PM +0800, Peter Chen wrote: > > According to Freescale imx28 Errata, "ENGR119653 USB: ARM to USB > > register error issue", All USB register write operations must > > use the ARM SWP instruction. So, we implement a special ehci_write > > for imx28. > > > > Dis

Re: [PATCH 3/7] usb: ehci: add freescale imx28 special write register method

2013-12-09 Thread Greg KH
On Thu, Dec 05, 2013 at 03:20:51PM +0800, Peter Chen wrote: > According to Freescale imx28 Errata, "ENGR119653 USB: ARM to USB > register error issue", All USB register write operations must > use the ARM SWP instruction. So, we implement a special ehci_write > for imx28. > > Discussion for it at