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Based on 3 normalized pattern(s): 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 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 [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] 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 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 [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
81 lines
1.9 KiB
C
81 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Support for Legend Silicon GB20600 (a.k.a DMB-TH) demodulator
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* LGS8913, LGS8GL5, LGS8G75
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* experimental support LGS8G42, LGS8G52
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*
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* Copyright (C) 2007-2009 David T.L. Wong <davidtlwong@gmail.com>
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* Copyright (C) 2008 Sirius International (Hong Kong) Limited
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* Timothy Lee <timothy.lee@siriushk.com> (for initial work on LGS8GL5)
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*/
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#ifndef __LGS8GXX_H__
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#define __LGS8GXX_H__
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#include <linux/dvb/frontend.h>
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#include <linux/i2c.h>
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#define LGS8GXX_PROD_LGS8913 0
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#define LGS8GXX_PROD_LGS8GL5 1
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#define LGS8GXX_PROD_LGS8G42 3
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#define LGS8GXX_PROD_LGS8G52 4
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#define LGS8GXX_PROD_LGS8G54 5
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#define LGS8GXX_PROD_LGS8G75 6
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struct lgs8gxx_config {
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/* product type */
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u8 prod;
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/* the demodulator's i2c address */
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u8 demod_address;
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/* parallel or serial transport stream */
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u8 serial_ts;
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/* transport stream polarity*/
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u8 ts_clk_pol;
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/* transport stream clock gated by ts_valid */
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u8 ts_clk_gated;
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/* A/D Clock frequency */
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u32 if_clk_freq; /* in kHz */
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/* IF frequency */
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u32 if_freq; /* in kHz */
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/*Use External ADC*/
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u8 ext_adc;
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/*External ADC output two's complement*/
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u8 adc_signed;
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/*Sample IF data at falling edge of IF_CLK*/
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u8 if_neg_edge;
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/*IF use Negative center frequency*/
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u8 if_neg_center;
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/*8G75 internal ADC input range selection*/
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/*0: 0.8Vpp, 1: 1.0Vpp, 2: 1.6Vpp, 3: 2.0Vpp*/
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u8 adc_vpp;
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/* slave address and configuration of the tuner */
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u8 tuner_address;
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};
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#if IS_REACHABLE(CONFIG_DVB_LGS8GXX)
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extern struct dvb_frontend *lgs8gxx_attach(const struct lgs8gxx_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline
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struct dvb_frontend *lgs8gxx_attach(const struct lgs8gxx_config *config,
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struct i2c_adapter *i2c) {
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif /* CONFIG_DVB_LGS8GXX */
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#endif /* __LGS8GXX_H__ */
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