ASoC: wcd9304: Add driver for Sitar codec.
Add support for 5 RX and 4 TX Slimbus channel support.
Headphone/Earphone/4 DMIX/2 AMIC and IIR1 support
Change-Id: I1b7ad5e5fd9d87aab80d6533503371e63df8cc0a
Signed-off-by: Asish Bhattacharya <asishb@codeaurora.org>
diff --git a/sound/soc/codecs/wcd9304.h b/sound/soc/codecs/wcd9304.h
new file mode 100644
index 0000000..07a1ca0
--- /dev/null
+++ b/sound/soc/codecs/wcd9304.h
@@ -0,0 +1,72 @@
+/* Copyright (c) 2012, Code Aurora Forum. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <sound/soc.h>
+#include <linux/mfd/wcd9xxx/wcd9xxx-slimslave.h>
+
+#define SITAR_VERSION_1_0 0x00
+
+#define SITAR_NUM_REGISTERS 0x3E0
+#define SITAR_MAX_REGISTER (SITAR_NUM_REGISTERS-1)
+#define SITAR_CACHE_SIZE SITAR_NUM_REGISTERS
+
+#define SITAR_REG_VAL(reg, val) {reg, 0, val}
+
+/* Local to the core only */
+#define SITAR_SLIM_MAX_RX_PORTS 5
+#define SITAR_SLIM_MAX_TX_PORTS 5
+
+extern const u8 sitar_reg_readable[SITAR_CACHE_SIZE];
+extern const u8 sitar_reg_defaults[SITAR_CACHE_SIZE];
+
+enum sitar_micbias_num {
+ SITAR_MICBIAS1,
+ SITAR_MICBIAS2,
+};
+
+enum sitar_pid_current {
+ SITAR_PID_MIC_2P5_UA,
+ SITAR_PID_MIC_5_UA,
+ SITAR_PID_MIC_10_UA,
+ SITAR_PID_MIC_20_UA,
+};
+
+struct sitar_mbhc_calibration {
+ enum sitar_micbias_num bias;
+ int tldoh;
+ int bg_fast_settle;
+ enum sitar_pid_current mic_current;
+ int mic_pid;
+ enum sitar_pid_current hph_current;
+ int setup_plug_removal_delay;
+ int shutdown_plug_removal;
+};
+
+struct sitar_reg_mask_val {
+ u16 reg;
+ u8 mask;
+ u8 val;
+};
+
+extern int sitar_hs_detect(struct snd_soc_codec *codec,
+ struct snd_soc_jack *headset_jack, struct snd_soc_jack *button_jack,
+ struct sitar_mbhc_calibration *calibration);
+
+#ifndef anc_header_dec
+struct anc_header {
+ u32 reserved[3];
+ u32 num_anc_slots;
+};
+#define anc_header_dec
+#endif
+
+extern int sitar_mclk_enable(struct snd_soc_codec *codec, int mclk_enable);