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-rw-r--r--drivers/media/dvb-frontends/s5h1411.h72
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/s5h1411.h b/drivers/media/dvb-frontends/s5h1411.h
new file mode 100644
index 000000000..939bac35c
--- /dev/null
+++ b/drivers/media/dvb-frontends/s5h1411.h
@@ -0,0 +1,72 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ Samsung S5H1411 VSB/QAM demodulator driver
+
+ Copyright (C) 2008 Steven Toth <stoth@linuxtv.org>
+
+
+*/
+
+#ifndef __S5H1411_H__
+#define __S5H1411_H__
+
+#include <linux/dvb/frontend.h>
+
+#define S5H1411_I2C_TOP_ADDR (0x32 >> 1)
+#define S5H1411_I2C_QAM_ADDR (0x34 >> 1)
+
+struct s5h1411_config {
+
+ /* serial/parallel output */
+#define S5H1411_PARALLEL_OUTPUT 0
+#define S5H1411_SERIAL_OUTPUT 1
+ u8 output_mode;
+
+ /* GPIO Setting */
+#define S5H1411_GPIO_OFF 0
+#define S5H1411_GPIO_ON 1
+ u8 gpio;
+
+ /* MPEG signal timing */
+#define S5H1411_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0
+#define S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1
+#define S5H1411_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2
+#define S5H1411_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3
+ u16 mpeg_timing;
+
+ /* IF Freq for QAM and VSB in KHz */
+#define S5H1411_IF_3250 3250
+#define S5H1411_IF_3500 3500
+#define S5H1411_IF_4000 4000
+#define S5H1411_IF_5380 5380
+#define S5H1411_IF_44000 44000
+#define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000
+#define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000
+ u16 qam_if;
+ u16 vsb_if;
+
+ /* Spectral Inversion */
+#define S5H1411_INVERSION_OFF 0
+#define S5H1411_INVERSION_ON 1
+ u8 inversion;
+
+ /* Return lock status based on tuner lock, or demod lock */
+#define S5H1411_TUNERLOCKING 0
+#define S5H1411_DEMODLOCKING 1
+ u8 status_mode;
+};
+
+#if IS_REACHABLE(CONFIG_DVB_S5H1411)
+extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config,
+ struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend *s5h1411_attach(
+ const struct s5h1411_config *config,
+ struct i2c_adapter *i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif /* CONFIG_DVB_S5H1411 */
+
+#endif /* __S5H1411_H__ */