148 lines
3.5 KiB
C
148 lines
3.5 KiB
C
/*
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* FCI FC2580 silicon tuner driver
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*
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* Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef FC2580_PRIV_H
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#define FC2580_PRIV_H
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#include "fc2580.h"
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#include <media/v4l2-ctrls.h>
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#include <media/v4l2-subdev.h>
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#include <linux/regmap.h>
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#include <linux/math64.h>
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struct fc2580_reg_val {
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u8 reg;
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u8 val;
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};
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static const struct fc2580_reg_val fc2580_init_reg_vals[] = {
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{0x00, 0x00},
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{0x12, 0x86},
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{0x14, 0x5c},
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{0x16, 0x3c},
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{0x1f, 0xd2},
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{0x09, 0xd7},
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{0x0b, 0xd5},
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{0x0c, 0x32},
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{0x0e, 0x43},
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{0x21, 0x0a},
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{0x22, 0x82},
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{0x45, 0x10},
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{0x4c, 0x00},
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{0x3f, 0x88},
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{0x02, 0x0e},
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{0x58, 0x14},
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};
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struct fc2580_pll {
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u32 freq;
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u8 div_out;
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u8 band;
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};
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static const struct fc2580_pll fc2580_pll_lut[] = {
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/* VCO min VCO max */
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{ 400000000, 12, 0x80}, /* .......... 4800000000 */
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{1000000000, 4, 0x00}, /* 1600000000 4000000000 */
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{0xffffffff, 2, 0x40}, /* 2000000000 .......... */
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};
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struct fc2580_if_filter {
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u32 freq;
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u8 r36_val;
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u8 r39_val;
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};
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static const struct fc2580_if_filter fc2580_if_filter_lut[] = {
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{ 6000000, 0x18, 0x00},
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{ 7000000, 0x18, 0x80},
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{ 8000000, 0x18, 0x80},
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{0xffffffff, 0x18, 0x80},
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};
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struct fc2580_freq_regs {
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u32 freq;
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u8 r25_val;
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u8 r27_val;
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u8 r28_val;
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u8 r29_val;
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u8 r2b_val;
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u8 r2c_val;
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u8 r2d_val;
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u8 r30_val;
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u8 r44_val;
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u8 r50_val;
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u8 r53_val;
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u8 r5f_val;
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u8 r61_val;
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u8 r62_val;
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u8 r63_val;
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u8 r67_val;
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u8 r68_val;
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u8 r69_val;
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u8 r6a_val;
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u8 r6b_val;
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u8 r6c_val;
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u8 r6d_val;
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u8 r6e_val;
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u8 r6f_val;
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};
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/* XXX: 0xff is used for don't-care! */
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static const struct fc2580_freq_regs fc2580_freq_regs_lut[] = {
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{ 400000000,
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0xff, 0x77, 0x33, 0x40, 0xff, 0xff, 0xff, 0x09, 0xff, 0x8c,
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0x50, 0x0f, 0x07, 0x00, 0x15, 0x03, 0x05, 0x10, 0x12, 0x08,
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0x0a, 0x78, 0x32, 0x54},
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{ 538000000,
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0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x9f, 0x09, 0xff, 0x8c,
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0x50, 0x13, 0x07, 0x06, 0x15, 0x06, 0x08, 0x10, 0x12, 0x0b,
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0x0c, 0x78, 0x32, 0x14},
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{ 794000000,
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0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x9f, 0x09, 0xff, 0x8c,
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0x50, 0x15, 0x03, 0x03, 0x15, 0x03, 0x05, 0x0c, 0x0e, 0x0b,
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0x0c, 0x78, 0x32, 0x14},
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{1000000000,
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0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0x8f, 0x09, 0xff, 0x8c,
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0x50, 0x15, 0x07, 0x06, 0x15, 0x07, 0x09, 0x10, 0x12, 0x0b,
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0x0c, 0x78, 0x32, 0x14},
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{0xffffffff,
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0xff, 0xff, 0xff, 0xff, 0x70, 0x37, 0xe7, 0x09, 0x20, 0x8c,
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0x50, 0x0f, 0x0f, 0x00, 0x13, 0x00, 0x02, 0x0c, 0x0e, 0x08,
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0x0a, 0xa0, 0x50, 0x14},
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};
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struct fc2580_dev {
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u32 clk;
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struct i2c_client *client;
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struct regmap *regmap;
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struct v4l2_subdev subdev;
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bool active;
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unsigned int f_frequency;
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unsigned int f_bandwidth;
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/* Controls */
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struct v4l2_ctrl_handler hdl;
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struct v4l2_ctrl *bandwidth_auto;
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struct v4l2_ctrl *bandwidth;
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};
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#endif
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