1 files changed, 82 insertions, 0 deletions

diff --git a/firmware/target/hosted/ypr0/si4709.h b/firmware/target/hosted/ypr0/si4709.h
new file mode 100644
index 0000000000..c27472e856
--- /dev/null
+++ b/firmware/target/hosted/ypr0/si4709.h
@@ -0,0 +1,82 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ *
+ * Module header for SI4709 FM Radio Chip, using /dev/si470x (si4709.ko) of Samsung YP-R0
+ *
+ * Copyright (c) 2012 Lorenzo Miori
+ *
+ * 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; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef __SI4709_H__
+#define __SI4709_H__
+
+#include "stdint.h"
+
+/* 7bits I2C address */
+#define SI4709_I2C_SLAVE_ADDR       0x10
+
+#define SI4702_DEVICEID     0x00
+#define SI4702_CHIPID       0x01
+#define SI4702_POWERCFG     0x02
+#define SI4702_CHANNEL      0x03
+#define SI4702_SYSCONFIG1   0x04
+#define SI4702_SYSCONFIG2   0x05
+#define SI4702_SYSCONFIG3   0x06
+#define SI4702_TEST1        0x07
+#define SI4702_TEST2        0x08
+#define SI4702_B00TCONFIG   0x09
+#define SI4702_STATUSRSSI   0x0A
+#define SI4702_READCHAN     0x0B
+#define SI4709_REG_NUM      0x10
+#define SI4702_REG_BYTE     (SI4709_REG_NUM * 2)
+#define SI4702_DEVICE_ID    0x1242
+#define SI4702_RW_REG_NUM   (SI4702_STATUSRSSI - SI4702_POWERCFG)
+#define SI4702_RW_OFFSET    \
+    (SI4709_REG_NUM - SI4702_STATUSRSSI + SI4702_POWERCFG)
+#define BYTE_TO_WORD(hi, lo)    (((hi) << 8) & 0xFF00) | ((lo) & 0x00FF)
+
+typedef struct {
+    int addr;
+    uint16_t value;
+}__attribute__((packed)) sSi4709_t;
+
+typedef struct {
+    int size;
+    unsigned char *buf;
+}__attribute__((packed)) sSi4709_i2c_t;
+
+typedef enum
+{
+    IOCTL_SI4709_INIT = 0,
+    IOCTL_SI4709_CLOSE,
+    IOCTL_SI4709_WRITE_BYTE,
+    IOCTL_SI4709_READ_BYTE,
+    IOCTL_SI4709_I2C_WRITE,
+    IOCTL_SI4709_I2C_READ,
+
+    E_IOCTL_SI4709_MAX
+} eSi4709_ioctl_t;
+
+#define DRV_IOCTL_SI4709_MAGIC     'S'
+
+#define IOCTL_SI4709_INIT          _IO(DRV_IOCTL_SI4709_MAGIC, IOCTL_SI4709_INIT)
+#define IOCTL_SI4709_CLOSE         _IO(DRV_IOCTL_SI4709_MAGIC, IOCTL_SI4709_CLOSE)
+#define IOCTL_SI4709_WRITE_BYTE    _IOW(DRV_IOCTL_SI4709_MAGIC, IOCTL_SI4709_WRITE_BYTE, sSi4709_t)
+#define IOCTL_SI4709_READ_BYTE     _IOR(DRV_IOCTL_SI4709_MAGIC, IOCTL_SI4709_READ_BYTE, sSi4709_t)
+#define IOCTL_SI4709_I2C_WRITE     _IOW(DRV_IOCTL_SI4709_MAGIC, IOCTL_SI4709_I2C_WRITE, sSi4709_i2c_t)
+#define IOCTL_SI4709_I2C_READ      _IOR(DRV_IOCTL_SI4709_MAGIC, IOCTL_SI4709_I2C_READ, sSi4709_i2c_t)
+
+#endif /* __SI4709_H__ */
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