ASoC: Add WM5100 driver

[karo-tx-linux.git] / include / sound / wm5100.h

diff --git a/include/sound/wm5100.h b/include/sound/wm5100.h
new file mode 100644 (file)
index 0000000..617d0c4
--- /dev/null
+++ b/include/sound/wm5100.h
@@ -0,0 +1,59 @@
+/*
+ * linux/sound/wm5100.h -- Platform data for WM5100
+ *
+ * Copyright 2011 Wolfson Microelectronics. PLC.
+ *
+ * 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 __LINUX_SND_WM5100_H
+#define __LINUX_SND_WM5100_H
+
+enum wm5100_in_mode {
+       WM5100_IN_SE = 0,
+       WM5100_IN_DIFF = 1,
+       WM5100_IN_DMIC = 2,
+};
+
+enum wm5100_dmic_sup {
+       WM5100_DMIC_SUP_MICVDD = 0,
+       WM5100_DMIC_SUP_MICBIAS1 = 1,
+       WM5100_DMIC_SUP_MICBIAS2 = 2,
+       WM5100_DMIC_SUP_MICBIAS3 = 3,
+};
+
+enum wm5100_micdet_bias {
+       WM5100_MICDET_MICBIAS1 = 0,
+       WM5100_MICDET_MICBIAS2 = 1,
+       WM5100_MICDET_MICBIAS3 = 2,
+};
+
+struct wm5100_jack_mode {
+       enum wm5100_micdet_bias bias;
+       int hp_pol;
+       int micd_src;
+};
+
+#define WM5100_GPIO_SET 0x10000
+
+struct wm5100_pdata {
+       int reset;      /** GPIO controlling /RESET, if any */
+       int ldo_ena;    /** GPIO controlling LODENA, if any */
+       int hp_pol;     /** GPIO controlling headset polarity, if any */
+       int irq_flags;
+       int gpio_base;
+
+       struct wm5100_jack_mode jack_modes[2];
+
+       /* Input pin mode selection */
+       enum wm5100_in_mode in_mode[4];
+
+       /* DMIC supply selection */
+       enum wm5100_dmic_sup dmic_sup[4];
+
+       int gpio_defaults[6];
+};
+
+#endif