ASoC: tlv320aic3x: Add platform data and reset gpio handling

Handle the reset GPIO within the codec driver in order to follow
the startup protocol for the tlv320aic3x codecs.

Signed-off-by: Jarkko Nikula <jhnikula@gmail.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>

1 files changed, 17 insertions, 0 deletions

diff --git a/include/sound/tlv320aic3x.h b/include/sound/tlv320aic3x.h
new file mode 100644
index 000000000000..b1a5f34e5cfa
--- /dev/null
+++ b/include/sound/tlv320aic3x.h
@@ -0,0 +1,17 @@
+/*
+ * Platform data for Texas Instruments TLV320AIC3x codec
+ *
+ * Author: Jarkko Nikula <jhnikula@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __TLV320AIC3x_H__
+#define __TLV320AIC3x_H__
+
+struct aic3x_pdata {
+        int gpio_reset; /* < 0 if not used */
+};
+
+#endif
\ No newline at end of file