Hi, On Wed, Feb 29, 2012 at 06:39:21PM +0800, Zhao Chenhui wrote: > When entering deep sleep, the value in the registers I2CFDR and > I2CDFSRR are lost. This causes I2C access to fail after resuming. > > Add suspend/resume routines to save/restore the registers > I2CFDR and I2CDFSRR. > > Signed-off-by: Zhao Chenhui <chenhui.zhao@xxxxxxxxxxxxx> > Signed-off-by: Li Yang <leoli@xxxxxxxxxxxxx> > --- > drivers/i2c/busses/i2c-mpc.c | 34 +++++++++++++++++++++++++++++++++- > 1 files changed, 33 insertions(+), 1 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c > index a8ebb84..f95a647 100644 > --- a/drivers/i2c/busses/i2c-mpc.c > +++ b/drivers/i2c/busses/i2c-mpc.c > @@ -1,7 +1,9 @@ > /* > * (C) Copyright 2003-2004 > * Humboldt Solutions Ltd, adrian@xxxxxxxxxxxxxx. > - > + * > + * Copyright 2012 Freescale Semiconductor, Inc. > + * I'd think the change is too trivial to claim copyright on the file. Thanks for the contribution, Wolfram -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ |
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