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-rw-r--r--drivers/media/tuners/qt1010_priv.h93
1 files changed, 93 insertions, 0 deletions
diff --git a/drivers/media/tuners/qt1010_priv.h b/drivers/media/tuners/qt1010_priv.h
new file mode 100644
index 0000000000..f866117745
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+++ b/drivers/media/tuners/qt1010_priv.h
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Driver for Quantek QT1010 silicon tuner
+ *
+ * Copyright (C) 2006 Antti Palosaari <crope@iki.fi>
+ * Aapo Tahkola <aet@rasterburn.org>
+ */
+
+#ifndef QT1010_PRIV_H
+#define QT1010_PRIV_H
+
+/*
+reg def meaning
+=== === =======
+00 00 ?
+01 a0 ? operation start/stop; start=80, stop=00
+02 00 ?
+03 19 ?
+04 00 ?
+05 00 ? maybe band selection
+06 00 ?
+07 2b set frequency: 32 MHz scale, n*32 MHz
+08 0b ?
+09 10 ? changes every 8/24 MHz; values 1d/1c
+0a 08 set frequency: 4 MHz scale, n*4 MHz
+0b 41 ? changes every 2/2 MHz; values 45/45
+0c e1 ?
+0d 94 ?
+0e b6 ?
+0f 2c ?
+10 10 ?
+11 f1 ? maybe device specified adjustment
+12 11 ? maybe device specified adjustment
+13 3f ?
+14 1f ?
+15 3f ?
+16 ff ?
+17 ff ?
+18 f7 ?
+19 80 ?
+1a d0 set frequency: 125 kHz scale, n*125 kHz
+1b 00 ?
+1c 89 ?
+1d 00 ?
+1e 00 ? looks like operation register; write cmd here, read result from 1f-26
+1f 20 ? chip initialization
+20 e0 ? chip initialization
+21 20 ?
+22 d0 ?
+23 d0 ?
+24 d0 ?
+25 40 ? chip initialization
+26 08 ?
+27 29 ?
+28 55 ?
+29 39 ?
+2a 13 ?
+2b 01 ?
+2c ea ?
+2d 00 ?
+2e 00 ? not used?
+2f 00 ? not used?
+*/
+
+#define QT1010_STEP (125 * kHz) /*
+ * used by Windows drivers,
+ * hw could be more precise but we don't
+ * know how to use
+ */
+#define QT1010_MIN_FREQ (48 * MHz)
+#define QT1010_MAX_FREQ (860 * MHz)
+#define QT1010_OFFSET (1246 * MHz)
+
+#define QT1010_WR 0
+#define QT1010_RD 1
+#define QT1010_M1 3
+
+typedef struct {
+ u8 oper, reg, val;
+} qt1010_i2c_oper_t;
+
+struct qt1010_priv {
+ struct qt1010_config *cfg;
+ struct i2c_adapter *i2c;
+
+ u8 reg1f_init_val;
+ u8 reg20_init_val;
+ u8 reg25_init_val;
+
+ u32 frequency;
+};
+
+#endif