* Kevin Hilman <khilman@xxxxxx> [120306 17:07]:
> Tony Lindgren <tony@xxxxxxxxxxx> writes:
>
> > * Kevin Hilman <khilman@xxxxxx> [120306 16:07]:
> >> commit e4b0b2cbbb (ARM: OMAP2+: gpmc-smsc911x: add required smsc911x
> >> regulators) added regulators which are registered during
> >> gpmc_smsc911x_init(). However, some platforms (OMAP3/Overo) have more
> >> than one instance of the SMSC911x and result in attempting to register
> >> the same regulator more than once which causes a panic().
> >>
> >> Fix this by only registering the regulator when the platform_data id
> >> field is zero, indicating its the first instance.
> >>
> >> Cc: Matt Porter <mporter@xxxxxx>
> >> Signed-off-by: Kevin Hilman <khilman@xxxxxx>
> >> ---
> >> Fix needed for v3.3.
> >> Applies on top of Tony's fixes branch.
> >>
> >> arch/arm/mach-omap2/gpmc-smsc911x.c | 11 +++++++----
> >> 1 file changed, 7 insertions(+), 4 deletions(-)
> >>
> >> diff --git a/arch/arm/mach-omap2/gpmc-smsc911x.c b/arch/arm/mach-omap2/gpmc-smsc911x.c
> >> index bbb870c..4d6f1c6 100644
> >> --- a/arch/arm/mach-omap2/gpmc-smsc911x.c
> >> +++ b/arch/arm/mach-omap2/gpmc-smsc911x.c
> >> @@ -101,10 +101,13 @@ void __init gpmc_smsc911x_init(struct omap_smsc911x_platform_data *board_data)
> >>
> >> gpmc_cfg = board_data;
> >>
> >> - ret = platform_device_register(&gpmc_smsc911x_regulator);
> >> - if (ret < 0) {
> >> - pr_err("Unable to register smsc911x regulators: %d\n", ret);
> >> - return;
> >> + if (!gpmc_cfg) {
> >
> > Shouldn't this be !gpmc_cfg->id instead..
>
> doh, of course. Updated patch below.
Thanks, applying into fixes.
Regards,
Tony
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