/*
* audio.h -- Audio Driver for Wolfson WM8350 PMIC
*
- * Copyright 2007 Wolfson Microelectronics PLC
+ * Copyright 2007, 2008 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 as published by the
#define WM8350_CODEC_ISEL_0_5 3 /* x0.5 */
#define WM8350_VMID_OFF 0
-#define WM8350_VMID_500K 1
-#define WM8350_VMID_100K 2
-#define WM8350_VMID_10K 3
+#define WM8350_VMID_300K 1
+#define WM8350_VMID_50K 2
+#define WM8350_VMID_5K 3
/*
* R40 (0x28) - Clock Control 1
#define WM8350_IRQ_CODEC_MICSCD 41
#define WM8350_IRQ_CODEC_MICD 42
+/*
+ * WM8350 Platform data.
+ *
+ * This must be initialised per platform for best audio performance.
+ * Please see WM8350 datasheet for information.
+ */
+struct wm8350_audio_platform_data {
+ int vmid_discharge_msecs; /* VMID --> OFF discharge time */
+ int drain_msecs; /* OFF drain time */
+ int cap_discharge_msecs; /* Cap ON (from OFF) discharge time */
+ int vmid_charge_msecs; /* vmid power up time */
+ u32 vmid_s_curve:2; /* vmid enable s curve speed */
+ u32 dis_out4:2; /* out4 discharge speed */
+ u32 dis_out3:2; /* out3 discharge speed */
+ u32 dis_out2:2; /* out2 discharge speed */
+ u32 dis_out1:2; /* out1 discharge speed */
+ u32 vroi_out4:1; /* out4 tie off */
+ u32 vroi_out3:1; /* out3 tie off */
+ u32 vroi_out2:1; /* out2 tie off */
+ u32 vroi_out1:1; /* out1 tie off */
+ u32 vroi_enable:1; /* enable tie off */
+ u32 codec_current_on:2; /* current level ON */
+ u32 codec_current_standby:2; /* current level STANDBY */
+ u32 codec_current_charge:2; /* codec current @ vmid charge */
+};
+
+struct snd_soc_codec;
+
struct wm8350_codec {
struct platform_device *pdev;
+ struct snd_soc_codec *codec;
+ struct wm8350_audio_platform_data *platform_data;
};
#endif