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diff --git a/include/linux/mfd/si476x-platform.h b/include/linux/mfd/si476x-platform.h
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+/*
+ * include/media/si476x-platform.h -- Platform data specific definitions
+ *
+ * Copyright (C) 2013 Andrey Smirnov
+ *
+ * Author: Andrey Smirnov <andrew.smirnov@gmail.com>
+ *
+ * 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 Free Software Foundation; version 2 of the License.
+ *
+ * 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 __SI476X_PLATFORM_H__
+#define __SI476X_PLATFORM_H__
+
+/* It is possible to select one of the four adresses using pins A0
+ * and A1 on SI476x */
+#define SI476X_I2C_ADDR_1 0x60
+#define SI476X_I2C_ADDR_2 0x61
+#define SI476X_I2C_ADDR_3 0x62
+#define SI476X_I2C_ADDR_4 0x63
+
+enum si476x_iqclk_config {
+ SI476X_IQCLK_NOOP = 0,
+ SI476X_IQCLK_TRISTATE = 1,
+ SI476X_IQCLK_IQ = 21,
+};
+enum si476x_iqfs_config {
+ SI476X_IQFS_NOOP = 0,
+ SI476X_IQFS_TRISTATE = 1,
+ SI476X_IQFS_IQ = 21,
+};
+enum si476x_iout_config {
+ SI476X_IOUT_NOOP = 0,
+ SI476X_IOUT_TRISTATE = 1,
+ SI476X_IOUT_OUTPUT = 22,
+};
+enum si476x_qout_config {
+ SI476X_QOUT_NOOP = 0,
+ SI476X_QOUT_TRISTATE = 1,
+ SI476X_QOUT_OUTPUT = 22,
+};
+
+enum si476x_dclk_config {
+ SI476X_DCLK_NOOP = 0,
+ SI476X_DCLK_TRISTATE = 1,
+ SI476X_DCLK_DAUDIO = 10,
+};
+
+enum si476x_dfs_config {
+ SI476X_DFS_NOOP = 0,
+ SI476X_DFS_TRISTATE = 1,
+ SI476X_DFS_DAUDIO = 10,
+};
+
+enum si476x_dout_config {
+ SI476X_DOUT_NOOP = 0,
+ SI476X_DOUT_TRISTATE = 1,
+ SI476X_DOUT_I2S_OUTPUT = 12,
+ SI476X_DOUT_I2S_INPUT = 13,
+};
+
+enum si476x_xout_config {
+ SI476X_XOUT_NOOP = 0,
+ SI476X_XOUT_TRISTATE = 1,
+ SI476X_XOUT_I2S_INPUT = 13,
+ SI476X_XOUT_MODE_SELECT = 23,
+};
+
+enum si476x_icin_config {
+ SI476X_ICIN_NOOP = 0,
+ SI476X_ICIN_TRISTATE = 1,
+ SI476X_ICIN_GPO1_HIGH = 2,
+ SI476X_ICIN_GPO1_LOW = 3,
+ SI476X_ICIN_IC_LINK = 30,
+};
+
+enum si476x_icip_config {
+ SI476X_ICIP_NOOP = 0,
+ SI476X_ICIP_TRISTATE = 1,
+ SI476X_ICIP_GPO2_HIGH = 2,
+ SI476X_ICIP_GPO2_LOW = 3,
+ SI476X_ICIP_IC_LINK = 30,
+};
+
+enum si476x_icon_config {
+ SI476X_ICON_NOOP = 0,
+ SI476X_ICON_TRISTATE = 1,
+ SI476X_ICON_I2S = 10,
+ SI476X_ICON_IC_LINK = 30,
+};
+
+enum si476x_icop_config {
+ SI476X_ICOP_NOOP = 0,
+ SI476X_ICOP_TRISTATE = 1,
+ SI476X_ICOP_I2S = 10,
+ SI476X_ICOP_IC_LINK = 30,
+};
+
+
+enum si476x_lrout_config {
+ SI476X_LROUT_NOOP = 0,
+ SI476X_LROUT_TRISTATE = 1,
+ SI476X_LROUT_AUDIO = 2,
+ SI476X_LROUT_MPX = 3,
+};
+
+
+enum si476x_intb_config {
+ SI476X_INTB_NOOP = 0,
+ SI476X_INTB_TRISTATE = 1,
+ SI476X_INTB_DAUDIO = 10,
+ SI476X_INTB_IRQ = 40,
+};
+
+enum si476x_a1_config {
+ SI476X_A1_NOOP = 0,
+ SI476X_A1_TRISTATE = 1,
+ SI476X_A1_IRQ = 40,
+};
+
+
+struct si476x_pinmux {
+ enum si476x_dclk_config dclk;
+ enum si476x_dfs_config dfs;
+ enum si476x_dout_config dout;
+ enum si476x_xout_config xout;
+
+ enum si476x_iqclk_config iqclk;
+ enum si476x_iqfs_config iqfs;
+ enum si476x_iout_config iout;
+ enum si476x_qout_config qout;
+
+ enum si476x_icin_config icin;
+ enum si476x_icip_config icip;
+ enum si476x_icon_config icon;
+ enum si476x_icop_config icop;
+
+ enum si476x_lrout_config lrout;
+
+ enum si476x_intb_config intb;
+ enum si476x_a1_config a1;
+};
+
+enum si476x_ibias6x {
+ SI476X_IBIAS6X_OTHER = 0,
+ SI476X_IBIAS6X_RCVR1_NON_4MHZ_CLK = 1,
+};
+
+enum si476x_xstart {
+ SI476X_XSTART_MULTIPLE_TUNER = 0x11,
+ SI476X_XSTART_NORMAL = 0x77,
+};
+
+enum si476x_freq {
+ SI476X_FREQ_4_MHZ = 0,
+ SI476X_FREQ_37P209375_MHZ = 1,
+ SI476X_FREQ_36P4_MHZ = 2,
+ SI476X_FREQ_37P8_MHZ = 3,
+};
+
+enum si476x_xmode {
+ SI476X_XMODE_CRYSTAL_RCVR1 = 1,
+ SI476X_XMODE_EXT_CLOCK = 2,
+ SI476X_XMODE_CRYSTAL_RCVR2_3 = 3,
+};
+
+enum si476x_xbiashc {
+ SI476X_XBIASHC_SINGLE_RECEIVER = 0,
+ SI476X_XBIASHC_MULTIPLE_RECEIVER = 1,
+};
+
+enum si476x_xbias {
+ SI476X_XBIAS_RCVR2_3 = 0,
+ SI476X_XBIAS_4MHZ_RCVR1 = 3,
+ SI476X_XBIAS_RCVR1 = 7,
+};
+
+enum si476x_func {
+ SI476X_FUNC_BOOTLOADER = 0,
+ SI476X_FUNC_FM_RECEIVER = 1,
+ SI476X_FUNC_AM_RECEIVER = 2,
+ SI476X_FUNC_WB_RECEIVER = 3,
+};
+
+
+/**
+ * @xcload: Selects the amount of additional on-chip capacitance to
+ * be connected between XTAL1 and gnd and between XTAL2 and
+ * GND. One half of the capacitance value shown here is the
+ * additional load capacitance presented to the xtal. The
+ * minimum step size is 0.277 pF. Recommended value is 0x28
+ * but it will be layout dependent. Range is 0–0x3F i.e.
+ * (0–16.33 pF)
+ * @ctsien: enable CTSINT(interrupt request when CTS condition
+ * arises) when set
+ * @intsel: when set A1 pin becomes the interrupt pin; otherwise,
+ * INTB is the interrupt pin
+ * @func: selects the boot function of the device. I.e.
+ * SI476X_BOOTLOADER - Boot loader
+ * SI476X_FM_RECEIVER - FM receiver
+ * SI476X_AM_RECEIVER - AM receiver
+ * SI476X_WB_RECEIVER - Weatherband receiver
+ * @freq: oscillator's crystal frequency:
+ * SI476X_XTAL_37P209375_MHZ - 37.209375 Mhz
+ * SI476X_XTAL_36P4_MHZ - 36.4 Mhz
+ * SI476X_XTAL_37P8_MHZ - 37.8 Mhz
+ */
+struct si476x_power_up_args {
+ enum si476x_ibias6x ibias6x;
+ enum si476x_xstart xstart;
+ u8 xcload;
+ bool fastboot;
+ enum si476x_xbiashc xbiashc;
+ enum si476x_xbias xbias;
+ enum si476x_func func;
+ enum si476x_freq freq;
+ enum si476x_xmode xmode;
+};
+
+
+/**
+ * enum si476x_phase_diversity_mode - possbile phase diversity modes
+ * for SI4764/5/6/7 chips.
+ *
+ * @SI476X_PHDIV_DISABLED: Phase diversity feature is
+ * disabled.
+ * @SI476X_PHDIV_PRIMARY_COMBINING: Tuner works as a primary tuner
+ * in combination with a
+ * secondary one.
+ * @SI476X_PHDIV_PRIMARY_ANTENNA: Tuner works as a primary tuner
+ * using only its own antenna.
+ * @SI476X_PHDIV_SECONDARY_ANTENNA: Tuner works as a primary tuner
+ * usning seconary tuner's antenna.
+ * @SI476X_PHDIV_SECONDARY_COMBINING: Tuner works as a secondary
+ * tuner in combination with the
+ * primary one.
+ */
+enum si476x_phase_diversity_mode {
+ SI476X_PHDIV_DISABLED = 0,
+ SI476X_PHDIV_PRIMARY_COMBINING = 1,
+ SI476X_PHDIV_PRIMARY_ANTENNA = 2,
+ SI476X_PHDIV_SECONDARY_ANTENNA = 3,
+ SI476X_PHDIV_SECONDARY_COMBINING = 5,
+};
+
+
+/*
+ * Platform dependent definition
+ */
+struct si476x_platform_data {
+ int gpio_reset; /* < 0 if not used */
+
+ struct si476x_power_up_args power_up_parameters;
+ enum si476x_phase_diversity_mode diversity_mode;
+
+ struct si476x_pinmux pinmux;
+};
+
+
+#endif /* __SI476X_PLATFORM_H__ */