1a3ef038d0
These are common files for the driver for the Sony CXD2880 DVB-T2/T tuner + demodulator. These contains helper functions for the driver. Signed-off-by: Yasunari Takiguchi <Yasunari.Takiguchi@sony.com> Signed-off-by: Masayuki Yamamoto <Masayuki.Yamamoto@sony.com> Signed-off-by: Hideki Nozawa <Hideki.Nozawa@sony.com> Signed-off-by: Kota Yonezawa <Kota.Yonezawa@sony.com> Signed-off-by: Toshihiko Matsumoto <Toshihiko.Matsumoto@sony.com> Signed-off-by: Satoshi Watanabe <Satoshi.C.Watanabe@sony.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* cxd2880_io.h
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* Sony CXD2880 DVB-T2/T tuner + demodulator driver
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* register I/O interface definitions
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*
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* Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation
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*/
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#ifndef CXD2880_IO_H
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#define CXD2880_IO_H
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#include "cxd2880_common.h"
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enum cxd2880_io_tgt {
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CXD2880_IO_TGT_SYS,
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CXD2880_IO_TGT_DMD
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};
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struct cxd2880_reg_value {
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u8 addr;
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u8 value;
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};
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struct cxd2880_io {
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int (*read_regs)(struct cxd2880_io *io,
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enum cxd2880_io_tgt tgt, u8 sub_address,
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u8 *data, u32 size);
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int (*write_regs)(struct cxd2880_io *io,
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enum cxd2880_io_tgt tgt, u8 sub_address,
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const u8 *data, u32 size);
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int (*write_reg)(struct cxd2880_io *io,
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enum cxd2880_io_tgt tgt, u8 sub_address,
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u8 data);
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void *if_object;
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u8 i2c_address_sys;
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u8 i2c_address_demod;
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u8 slave_select;
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void *user;
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};
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int cxd2880_io_common_write_one_reg(struct cxd2880_io *io,
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enum cxd2880_io_tgt tgt,
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u8 sub_address, u8 data);
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int cxd2880_io_set_reg_bits(struct cxd2880_io *io,
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enum cxd2880_io_tgt tgt,
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u8 sub_address, u8 data, u8 mask);
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int cxd2880_io_write_multi_regs(struct cxd2880_io *io,
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enum cxd2880_io_tgt tgt,
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const struct cxd2880_reg_value reg_value[],
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u8 size);
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#endif
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