summaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb-frontends/zl10353.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/media/dvb-frontends/zl10353.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/media/dvb-frontends/zl10353.h')
-rw-r--r--drivers/media/dvb-frontends/zl10353.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/zl10353.h b/drivers/media/dvb-frontends/zl10353.h
new file mode 100644
index 000000000..cb6248c00
--- /dev/null
+++ b/drivers/media/dvb-frontends/zl10353.h
@@ -0,0 +1,58 @@
+/*
+ * Driver for Zarlink DVB-T ZL10353 demodulator
+ *
+ * Copyright (C) 2006, 2007 Christopher Pascoe <c.pascoe@itee.uq.edu.au>
+ *
+ * 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 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 ZL10353_H
+#define ZL10353_H
+
+#include <linux/dvb/frontend.h>
+
+struct zl10353_config
+{
+ /* demodulator's I2C address */
+ u8 demod_address;
+
+ /* frequencies in units of 0.1kHz */
+ int adc_clock; /* default: 450560 (45.056 MHz) */
+ int if2; /* default: 361667 (36.1667 MHz) */
+
+ /* set if no pll is connected to the secondary i2c bus */
+ int no_tuner;
+
+ /* set if parallel ts output is required */
+ int parallel_ts;
+
+ /* set if i2c_gate_ctrl disable is required */
+ u8 disable_i2c_gate_ctrl:1;
+
+ /* clock control registers (0x51-0x54) */
+ u8 clock_ctl_1; /* default: 0x46 */
+ u8 pll_0; /* default: 0x15 */
+};
+
+#if IS_REACHABLE(CONFIG_DVB_ZL10353)
+extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
+ struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
+ struct i2c_adapter *i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif /* CONFIG_DVB_ZL10353 */
+
+#endif /* ZL10353_H */