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media: dvb-frontends: add Socionext MN88443x ISDB-S/T demodulator driver

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This patch adds a frontend driver for the Socionext/Panasonic
MN884434 and MN884433 ISDB-S/T demodulators.

The maximum and minimum frequency of MN88443x comes from
ISDB-S and ISDB-T so frequency range is the following:
  - ISDB-S (BS/CS110 IF frequency, Local freq 10.678GHz)
    - Min: BS-1: 1032MHz
    - Max: ND24: 2070MHz
  - ISDB-T
    - Min: ch13: 470MHz
    - Max: ch62: 770MHz

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Katsuhiro Suzuki
2018-07-23 04:51:50 -04:00
committed by Mauro Carvalho Chehab
parent 65b40a986f
commit 0f408ce894
4 changed files with 840 additions and 0 deletions
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10
drivers/media/dvb-frontends/Kconfig
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@@ -739,6 +739,16 @@ config DVB_TC90522
Toshiba TC90522 2xISDB-S 8PSK + 2xISDB-T OFDM demodulator.
Say Y when you want to support this frontend.
config DVB_MN88443X
tristate "Socionext MN88443x"
depends on DVB_CORE && I2C
select REGMAP_I2C
default m if !MEDIA_SUBDRV_AUTOSELECT
help
A driver for Socionext/Panasonic MN884433 and MN884434
ISDB-S + ISDB-T demodulator.
Say Y when you want to support this frontend.
comment "Digital terrestrial only tuners/PLL"
depends on DVB_CORE

1
drivers/media/dvb-frontends/Makefile
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@@ -125,6 +125,7 @@ obj-$(CONFIG_DVB_AF9033) += af9033.o
obj-$(CONFIG_DVB_AS102_FE) += as102_fe.o
obj-$(CONFIG_DVB_GP8PSK_FE) += gp8psk-fe.o
obj-$(CONFIG_DVB_TC90522) += tc90522.o
obj-$(CONFIG_DVB_MN88443X) += mn88443x.o
obj-$(CONFIG_DVB_HORUS3A) += horus3a.o
obj-$(CONFIG_DVB_ASCOT2E) += ascot2e.o
obj-$(CONFIG_DVB_HELENE) += helene.o

802
drivers/media/dvb-frontends/mn88443x.c Normal file
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File diff suppressed because it is too large Load Diff

27
drivers/media/dvb-frontends/mn88443x.h Normal file
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@@ -0,0 +1,27 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Socionext MN88443x series demodulator driver for ISDB-S/ISDB-T.
*
* Copyright (c) 2018 Socionext Inc.
*/
#ifndef MN88443X_H
#define MN88443X_H
#include <media/dvb_frontend.h>
/* ISDB-T IF frequency */
#define DIRECT_IF_57MHZ 57000000
#define DIRECT_IF_44MHZ 44000000
#define LOW_IF_4MHZ 4000000
struct mn88443x_config {
struct clk *mclk;
u32 if_freq;
struct gpio_desc *reset_gpio;
/* Everything after that is returned by the driver. */
struct dvb_frontend **fe;
};
#endif /* MN88443X_H */