ASoC: cs35l34: Initial commit of the cs35l34 CODEC driver.

Initial commit of the Cirrus Logic cs35l34 8V boosted class D
amplifier.

Signed-off-by: Paul Handrigan <Paul.Handrigan@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

include/sound/cs35l34.h

@@ -0,0 +1,35 @@
+/*
+ * linux/sound/cs35l34.h -- Platform data for CS35l34
+ *
+ * Copyright (c) 2016 Cirrus Logic Inc.
+ *
+ * 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 __CS35L34_H
+#define __CS35L34_H
+
+struct cs35l34_platform_data {
+	/* Set AIF to half drive strength */
+	bool aif_half_drv;
+	/* Digital Soft Ramp Disable */
+	bool digsft_disable;
+	/* Amplifier Invert */
+	bool amp_inv;
+	/* Peak current (mA) */
+	unsigned int boost_peak;
+	/* Boost inductor value (nH) */
+	unsigned int boost_ind;
+	/* Boost Controller Voltage Setting (mV) */
+	unsigned int boost_vtge;
+	/* Gain Change Zero Cross */
+	bool gain_zc_disable;
+	/* SDIN Left/Right Selection */
+	unsigned int i2s_sdinloc;
+	/* TDM Rising Edge */
+	bool tdm_rising_edge;
+};
+
+#endif /* __CS35L34_H */