Re: [PATCH v2] i2c: pca954x: put the mux to disconnected state after resume

2014-08-01 Thread Wolfram Sang
On Fri, Jul 25, 2014 at 07:57:46PM +0800, Jisheng Zhang wrote: > pca954x may be power lost during suspend, so after resume we also suffer > the issue fixed by commit cd823db8b1161ef0d756514d280715a576d65cc3, > > "pca954x power-on default is channel 0 connected. If multiple pca954x > muxes are co

Re: [PATCH v2] i2c: pca954x: put the mux to disconnected state after resume

2014-07-28 Thread Laurent Pinchart
Hi Jisheng, Thank you for the patch. On Friday 25 July 2014 19:57:46 Jisheng Zhang wrote: > pca954x may be power lost during suspend, so after resume we also suffer > the issue fixed by commit cd823db8b1161ef0d756514d280715a576d65cc3, > > "pca954x power-on default is channel 0 connected. If mul

Re: [PATCH v2] i2c: pca954x: put the mux to disconnected state after resume

2014-07-25 Thread Jean Delvare
On Fri, 25 Jul 2014 19:57:46 +0800, Jisheng Zhang wrote: > pca954x may be power lost during suspend, so after resume we also suffer > the issue fixed by commit cd823db8b1161ef0d756514d280715a576d65cc3, > > "pca954x power-on default is channel 0 connected. If multiple pca954x > muxes are connecte

[PATCH v2] i2c: pca954x: put the mux to disconnected state after resume

2014-07-25 Thread Jisheng Zhang
pca954x may be power lost during suspend, so after resume we also suffer the issue fixed by commit cd823db8b1161ef0d756514d280715a576d65cc3, "pca954x power-on default is channel 0 connected. If multiple pca954x muxes are connected to the same physical I2C bus, the parent bus will see channel 0