Re: [PATCH] i2c: pca954x: Add option to skip disabling PCA954x Mux device

2017-05-27 Thread Andy Shevchenko
On Tue, May 9, 2017 at 11:20 AM, wrote: > On some Layerscape boards like LS2085ARDB/LS2080ARDB, > input pull-up resistors on PCA954x Mux device are > missing on board. So, if mux are disabled after powered-on, > input lines will float leading to incorrect functionality. > > Hence, PCA954x Mux de

[PATCH] i2c: pca954x: Add option to skip disabling PCA954x Mux device

2017-05-09 Thread ying.zhang22455
From: Priyanka Jain On some Layerscape boards like LS2085ARDB/LS2080ARDB, input pull-up resistors on PCA954x Mux device are missing on board. So, if mux are disabled after powered-on, input lines will float leading to incorrect functionality. Hence, PCA954x Mux device should never be turned-off