soundforte radio driver, from Vladimir Popov <jumbo@narod.ru>

1 files changed, 112 insertions, 0 deletions

diff --git a/sys/dev/ic/tc921x.h b/sys/dev/ic/tc921x.h
new file mode 100644
index 00000000000..21980e6c132
--- /dev/null
+++ b/sys/dev/ic/tc921x.h
@@ -0,0 +1,112 @@
+/*	$OpenBSD: tc921x.h,v 1.1 2002/04/25 04:56:59 mickey Exp $	*/
+
+/*
+ * Copyright (c) 2001, 2002 Vladimir Popov <jumbo@narod.ru>.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+/*
+ * Toshiba's High Speed PLL for DTS
+ *   http://www.chipbook.co.kr/pdf/ic/toshiba/TC9216.pdf
+ *
+ * TC9216P, TC9217P, TC9217F are a high speed PLL-LSI with built-in 2 modulus
+ * prescaler. Each function is controlled through 3 serial bus lines and high
+ * performance digital tuning system can be constitued.
+ *
+ */
+
+#ifndef _TC921X_H_
+#define _TC921X_H_
+
+#include <sys/types.h>
+
+#include <machine/bus.h>
+
+#define TC921X_REGISTER_LENGTH	24
+
+/* Input Register at 0xD0 */
+#define TC921X_D0_FREQ_DIVIDER			0xFFFF
+
+/* (*) are only available at 4.5 MHz crystal resonator used */
+#define TC921X_D0_REF_FREQ_500_HZ		(0x0 << 16)
+#define TC921X_D0_REF_FREQ_1_KHZ		(0x1 << 16)
+#define TC921X_D0_REF_FREQ_2P5_KHZ		(0x2 << 16)
+#define TC921X_D0_REF_FREQ_3_KHZ		(0x3 << 16)
+#define TC921X_D0_REF_FREQ_3P125_KHZ		(0x4 << 16)
+#define TC921X_D0_REF_FREQ_3PXXX_KHZ		(0x5 << 16) /* (*) */
+#define TC921X_D0_REF_FREQ_5_KHZ		(0x6 << 16)
+#define TC921X_D0_REF_FREQ_6P25_KHZ		(0x7 << 16)
+#define TC921X_D0_REF_FREQ_7PXXX_KHZ		(0x8 << 16) /* (*) */
+#define TC921X_D0_REF_FREQ_9_KHZ		(0x9 << 16)
+#define TC921X_D0_REF_FREQ_10_KHZ		(0xA << 16)
+#define TC921X_D0_REF_FREQ_12P5_KHZ		(0xB << 16)
+#define TC921X_D0_REF_FREQ_25_KHZ		(0xC << 16)
+#define TC921X_D0_REF_FREQ_50_KHZ		(0xD << 16)
+#define TC921X_D0_REF_FREQ_100_KHZ		(0xE << 16)
+#define TC921X_D0_REF_FREQ_NOT_USED		(0xF << 16)
+
+#define TC921X_D0_DIRECT_DIVIDING_MODE		(0 << 20)
+#define TC921X_D0_PULSE_SWALLOW_HF_MODE		(2 << 20)
+#define TC921X_D0_PULSE_SWALLOW_FM_MODE		(1 << 20)
+#define TC921X_D0_HALF_PULSE_SWALLOW_MODE	(3 << 20)
+
+#define TC921X_D0_OSC_7POINT2_MHZ		(1 << 22)
+#define TC921X_D0_OSC_4POINT5_MHZ		(0 << 22)
+
+#define TC921X_D0_OUT_CONTROL_ON		(1 << 23)
+#define TC921X_D0_OUT_CONTROL_OFF		(0 << 23)
+
+/* Input Register at 0xD2 */
+#define TC921X_D2_GATE_TIME(x)			(x << 0)
+#define		TC921X_D2_GATE_TIME_1MS		TC921X_D2_GATE_TIME(0)
+#define		TC921X_D2_GATE_TIME_4MS		TC921X_D2_GATE_TIME(1)
+#define		TC921X_D2_GATE_TIME_16MS	TC921X_D2_GATE_TIME(2)
+#define		TC921X_D2_GATE_TIME_MANUAL	TC921X_D2_GATE_TIME(3)
+
+#define TC921X_D2_COUNTER_MODE(x)		(x << 2)
+
+#define TC921X_D2_COUNTER_INPUT_SC		(1 << 5)
+#define TC921X_D2_COUNTER_INPUT_HFC		(1 << 6)
+#define TC921X_D2_COUNTER_INPUT_LFC		(1 << 7)
+
+#define TC921X_D2_START_BIT			(1 << 8)
+#define TC921X_D2_TEST_BIT			(1 << 9)
+
+#define TC921X_D2_IO_PORT(x)			(x << 10)
+#define TC921X_D2_IO_PORT_OUTPUT(x)		(x << 15)
+#define TC921X_D2_IO_PORT_INPUT(x)		(x << 19)
+
+struct tc921x_t {
+	bus_space_tag_t	iot;
+	bus_space_handle_t	ioh;
+	bus_size_t	offset;
+
+	u_int8_t	period;
+	u_int8_t	clock;
+	u_int8_t	data;
+};
+
+void	tc921x_write_addr(struct tc921x_t *, u_int8_t, u_int32_t);
+u_int32_t	tc921x_read_addr(struct tc921x_t *, u_int8_t);
+u_int32_t	tc921x_encode_freq(u_int32_t);
+u_int32_t	tc921x_decode_freq(u_int32_t);
+
+#endif /* _TC921X_H_ */