summaryrefslogtreecommitdiffstats
path: root/kernel/include/sound/wm5100.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/include/sound/wm5100.h')
-rw-r--r--kernel/include/sound/wm5100.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/kernel/include/sound/wm5100.h b/kernel/include/sound/wm5100.h
new file mode 100644
index 000000000..617d0c4a1
--- /dev/null
+++ b/kernel/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