[alsa-devel] [PATCH] ASoC: SDP3430: Add support for EXTMUTE using TWL GPIO6
peter.ujfalusi at nokia.com
Fri Aug 7 07:52:16 CEST 2009
On Tuesday 04 August 2009 09:58:15 Ujfalusi Peter (Nokia-D/Tampere) wrote:
> On Wednesday 15 July 2009 04:04:08 ext Candelaria Villareal, Jorge wrote:
> > Board sdp3430 has hardware support for EXTMUTE using TWL4030 GPIO6
> > line, controlled by register INTBR_PMBR1. Machine driver takes care
> > of enabling gpio line through i2c and codec driver manipulates the
> > line during headset ramp up/down sequence.
> > +#define TWL4030_INTBR_PMBR1 0x0D
> > +#define EXTMUTE(value) (value << 2)
> This is confusing, should it be something like this?:
> #define GPIO6_PWM0_MUX(value) (value << 2)
If you intend to change this, than GPIO6_PWM0_MUX sounds weird as well, in this
way it should be GPIO6_PWM0_EXTMUTE_MUX, which not so nice...
TWL4030_GPIO6_MUX() seams much better...
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