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authorMark Brown2011-02-18 05:05:44 +0100
committerMark Brown2011-02-22 19:41:41 +0100
commit9b7c525dfaa9a1b5f01db1f3a1edc50bbb6eb739 (patch)
tree6fbe4ef90bd72ed239127582524db6a5216cf7bd /include
parentASoC: Mark WM8958 microphone bias registers as readable (diff)
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ASoC: Support WM8958 direct microphone detection IRQ
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mfd/wm8994/pdata.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mfd/wm8994/pdata.h b/include/linux/mfd/wm8994/pdata.h
index 9eab263658be..06869466b7f0 100644
--- a/include/linux/mfd/wm8994/pdata.h
+++ b/include/linux/mfd/wm8994/pdata.h
@@ -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;