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ASoC: Support WM8958 direct microphone detection IRQ

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Allow direct routing of the WM8958 microphone detection signal to a GPIO
to be used, saving the need to demux the interrupt.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Mark Brown
2011-02-17 20:05:44 -08:00
parent 7d700ac8d9
commit 9b7c525dfa
2 changed files with 40 additions and 22 deletions
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5
include/linux/mfd/wm8994/pdata.h
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@@ -103,6 +103,11 @@ struct wm8994_pdata {
unsigned int lineout1fb:1;
unsigned int lineout2fb:1;
/* IRQ for microphone detection if brought out directly as a
* signal.
*/
int micdet_irq;
/* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
unsigned int micbias1_lvl:1;
unsigned int micbias2_lvl:1;