1 files changed, 146 insertions, 0 deletions

diff --git a/sound/soc/codecs/cs4349.h b/sound/soc/codecs/cs4349.h
new file mode 100644
index 000000000000..3884a8907d23
--- /dev/null
+++ b/sound/soc/codecs/cs4349.h
@@ -0,0 +1,146 @@
+/*
+ * ALSA SoC CS4349 codec driver
+ *
+ * Copyright 2015 Cirrus Logic, Inc.
+ *
+ * Author: Tim Howe <Tim.Howe@cirrus.com>
+ *
+ * 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.
+ *
+ * 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.
+ *
+ */
+
+#ifndef __CS4349_H__
+#define __CS4349_H__
+
+struct cs4349_platform_data {
+
+        /* GPIO for Reset */
+        unsigned int gpio_nreset;
+
+};
+
+/* CS4349 registers addresses */
+#define CS4349_CHIPID           0x01    /* Device and Rev ID, Read Only */
+#define CS4349_MODE             0x02    /* Mode Control */
+#define CS4349_VMI              0x03    /* Volume, Mixing, Inversion Control */
+#define CS4349_MUTE             0x04    /* Mute Control */
+#define CS4349_VOLA             0x05    /* DAC Channel A Volume Control */
+#define CS4349_VOLB             0x06    /* DAC Channel B Volume Control */
+#define CS4349_RMPFLT           0x07    /* Ramp and Filter Control */
+#define CS4349_MISC             0x08    /* Power Down,Freeze Control,Pop Stop*/
+
+#define CS4349_FIRSTREG         0x01
+#define CS4349_LASTREG          0x08
+#define CS4349_NUMREGS          (CS4349_LASTREG - CS4349_FIRSTREG + 1)
+#define CS4349_I2C_INCR         0x80
+
+
+/* Device and Revision ID */
+#define CS4349_REVA             0xF0    /* Rev A */
+#define CS4349_REVB             0xF1    /* Rev B */
+#define CS4349_REVC2            0xFF    /* Rev C2 */
+
+
+/* PDN_DONE Poll Maximum
+ * If soft ramp is set it will take much longer to power down
+ * the system.
+ */
+#define PDN_POLL_MAX            900
+
+
+/* Bitfield Definitions */
+
+/* CS4349_MODE */
+/* (Digital Interface Format, De-Emphasis Control, Functional Mode */
+#define DIF2                    (1 << 6)
+#define DIF1                    (1 << 5)
+#define DIF0                    (1 << 4)
+#define DEM1                    (1 << 3)
+#define DEM0                    (1 << 2)
+#define FM1                     (1 << 1)
+#define DIF_LEFT_JST            0x00
+#define DIF_I2S                 0x01
+#define DIF_RGHT_JST16          0x02
+#define DIF_RGHT_JST24          0x03
+#define DIF_TDM0                0x04
+#define DIF_TDM1                0x05
+#define DIF_TDM2                0x06
+#define DIF_TDM3                0x07
+#define DIF_MASK                0x70
+#define MODE_FORMAT(x)          (((x)&7)<<4)
+#define DEM_MASK                0x0C
+#define NO_DEM                  0x00
+#define DEM_441                 0x04
+#define DEM_48K                 0x08
+#define DEM_32K                 0x0C
+#define FM_AUTO                 0x00
+#define FM_SNGL                 0x01
+#define FM_DBL                  0x02
+#define FM_QUAD                 0x03
+#define FM_SNGL_MIN             30000
+#define FM_SNGL_MAX             54000
+#define FM_DBL_MAX              108000
+#define FM_QUAD_MAX             216000
+#define FM_MASK                 0x03
+
+/* CS4349_VMI (VMI = Volume, Mixing and Inversion Controls) */
+#define VOLBISA                 (1 << 7)
+#define VOLAISB                 (1 << 7)
+/* INVERT_A only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
+#define INVERT_A                (1 << 6)
+/* INVERT_B only available for Left Jstfd, Right Jstfd16 and Right Jstfd24 */
+#define INVERT_B                (1 << 5)
+#define ATAPI3                  (1 << 3)
+#define ATAPI2                  (1 << 2)
+#define ATAPI1                  (1 << 1)
+#define ATAPI0                  (1 << 0)
+#define MUTEAB                  0x00
+#define MUTEA_RIGHTB            0x01
+#define MUTEA_LEFTB             0x02
+#define MUTEA_SUMLRDIV2B        0x03
+#define RIGHTA_MUTEB            0x04
+#define RIGHTA_RIGHTB           0x05
+#define RIGHTA_LEFTB            0x06
+#define RIGHTA_SUMLRDIV2B       0x07
+#define LEFTA_MUTEB             0x08
+#define LEFTA_RIGHTB            0x09    /* Default */
+#define LEFTA_LEFTB             0x0A
+#define LEFTA_SUMLRDIV2B        0x0B
+#define SUMLRDIV2A_MUTEB        0x0C
+#define SUMLRDIV2A_RIGHTB       0x0D
+#define SUMLRDIV2A_LEFTB        0x0E
+#define SUMLRDIV2_AB            0x0F
+#define CHMIX_MASK              0x0F
+
+/* CS4349_MUTE */
+#define AUTOMUTE                (1 << 7)
+#define MUTEC_AB                (1 << 5)
+#define MUTE_A                  (1 << 4)
+#define MUTE_B                  (1 << 3)
+#define MUTE_AB_MASK            0x18
+
+/* CS4349_RMPFLT (Ramp and Filter Control) */
+#define SCZ1                    (1 << 7)
+#define SCZ0                    (1 << 6)
+#define RMP_UP                  (1 << 5)
+#define RMP_DN                  (1 << 4)
+#define FILT_SEL                (1 << 2)
+#define IMMDT_CHNG              0x31
+#define ZEROCRSS                0x71
+#define SOFT_RMP                0xB1
+#define SFTRMP_ZEROCRSS         0xF1
+#define SR_ZC_MASK              0xC0
+
+/* CS4349_MISC */
+#define PWR_DWN                 (1 << 7)
+#define FREEZE                  (1 << 5)
+#define POPG_EN                 (1 << 4)
+
+#endif  /* __CS4349_H__ */