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/*
* drivers/media/i2c/smiapp/smiapp-quirk.c
*
* Generic driver for SMIA/SMIA++ compliant camera modules
*
* Copyright (C) 2011--2012 Nokia Corporation
* Contact: Sakari Ailus <sakari.ailus@iki.fi>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <linux/delay.h>
#include "smiapp.h"
static int smiapp_write_8(struct smiapp_sensor *sensor, u16 reg, u8 val)
{
return smiapp_write(sensor, SMIAPP_REG_MK_U8(reg), val);
}
static int smiapp_write_8s(struct smiapp_sensor *sensor,
struct smiapp_reg_8 *regs, int len)
{
struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
int rval;
for (; len > 0; len--, regs++) {
rval = smiapp_write_8(sensor, regs->reg, regs->val);
if (rval < 0) {
dev_err(&client->dev,
"error %d writing reg 0x%4.4x, val 0x%2.2x",
rval, regs->reg, regs->val);
return rval;
}
}
return 0;
}
void smiapp_replace_limit(struct smiapp_sensor *sensor,
u32 limit, u32 val)
{
struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
dev_dbg(&client->dev, "quirk: 0x%8.8x \"%s\" = %d, 0x%x\n",
smiapp_reg_limits[limit].addr,
smiapp_reg_limits[limit].what, val, val);
sensor->limits[limit] = val;
}
static int jt8ew9_limits(struct smiapp_sensor *sensor)
{
if (sensor->minfo.revision_number_major < 0x03)
sensor->frame_skip = 1;
/* Below 24 gain doesn't have effect at all, */
/* but ~59 is needed for full dynamic range */
smiapp_replace_limit(sensor, SMIAPP_LIMIT_ANALOGUE_GAIN_CODE_MIN, 59);
smiapp_replace_limit(
sensor, SMIAPP_LIMIT_ANALOGUE_GAIN_CODE_MAX, 6000);
return 0;
}
static int jt8ew9_post_poweron(struct smiapp_sensor *sensor)
{
struct smiapp_reg_8 regs[] = {
{ 0x30a3, 0xd8 }, /* Output port control : LVDS ports only */
{ 0x30ae, 0x00 }, /* 0x0307 pll_multiplier maximum value on PLL input 9.6MHz ( 19.2MHz is divided on pre_pll_div) */
{ 0x30af, 0xd0 }, /* 0x0307 pll_multiplier maximum value on PLL input 9.6MHz ( 19.2MHz is divided on pre_pll_div) */
{ 0x322d, 0x04 }, /* Adjusting Processing Image Size to Scaler Toshiba Recommendation Setting */
{ 0x3255, 0x0f }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
{ 0x3256, 0x15 }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
{ 0x3258, 0x70 }, /* Analog Gain Control Toshiba Recommendation Setting */
{ 0x3259, 0x70 }, /* Analog Gain Control Toshiba Recommendation Setting */
{ 0x325f, 0x7c }, /* Analog Gain Control Toshiba Recommendation Setting */
{ 0x3302, 0x06 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
{ 0x3304, 0x00 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
{ 0x3307, 0x22 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
{ 0x3308, 0x8d }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
{ 0x331e, 0x0f }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
{ 0x3320, 0x30 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
{ 0x3321, 0x11 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
{ 0x3322, 0x98 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
{ 0x3323, 0x64 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
{ 0x3325, 0x83 }, /* Read Out Timing Control Toshiba Recommendation Setting */
{ 0x3330, 0x18 }, /* Read Out Timing Control Toshiba Recommendation Setting */
{ 0x333c, 0x01 }, /* Read Out Timing Control Toshiba Recommendation Setting */
{ 0x3345, 0x2f }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
{ 0x33de, 0x38 }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
/* Taken from v03. No idea what the rest are. */
{ 0x32e0, 0x05 },
{ 0x32e1, 0x05 },
{ 0x32e2, 0x04 },
{ 0x32e5, 0x04 },
{ 0x32e6, 0x04 },
};
return smiapp_write_8s(sensor, regs, ARRAY_SIZE(regs));
}
const struct smiapp_quirk smiapp_jt8ew9_quirk = {
.limits = jt8ew9_limits,
.post_poweron = jt8ew9_post_poweron,
};
static int imx125es_post_poweron(struct smiapp_sensor *sensor)
{
/* Taken from v02. No idea what the other two are. */
struct smiapp_reg_8 regs[] = {
/*
* 0x3302: clk during frame blanking:
* 0x00 - HS mode, 0x01 - LP11
*/
{ 0x3302, 0x01 },
{ 0x302d, 0x00 },
{ 0x3b08, 0x8c },
};
return smiapp_write_8s(sensor, regs, ARRAY_SIZE(regs));
}
const struct smiapp_quirk smiapp_imx125es_quirk = {
.post_poweron = imx125es_post_poweron,
};
static int jt8ev1_limits(struct smiapp_sensor *sensor)
{
smiapp_replace_limit(sensor, SMIAPP_LIMIT_X_ADDR_MAX, 4271);
smiapp_replace_limit(sensor,
SMIAPP_LIMIT_MIN_LINE_BLANKING_PCK_BIN, 184);
return 0;
}
static int jt8ev1_post_poweron(struct smiapp_sensor *sensor)
{
struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
int rval;
struct smiapp_reg_8 regs[] = {
{ 0x3031, 0xcd }, /* For digital binning (EQ_MONI) */
{ 0x30a3, 0xd0 }, /* FLASH STROBE enable */
{ 0x3237, 0x00 }, /* For control of pulse timing for ADC */
{ 0x3238, 0x43 },
{ 0x3301, 0x06 }, /* For analog bias for sensor */
{ 0x3302, 0x06 },
{ 0x3304, 0x00 },
{ 0x3305, 0x88 },
{ 0x332a, 0x14 },
{ 0x332c, 0x6b },
{ 0x3336, 0x01 },
{ 0x333f, 0x1f },
{ 0x3355, 0x00 },
{ 0x3356, 0x20 },
{ 0x33bf, 0x20 }, /* Adjust the FBC speed */
{ 0x33c9, 0x20 },
{ 0x33ce, 0x30 }, /* Adjust the parameter for logic function */
{ 0x33cf, 0xec }, /* For Black sun */
{ 0x3328, 0x80 }, /* Ugh. No idea what's this. */
};
struct smiapp_reg_8 regs_96[] = {
{ 0x30ae, 0x00 }, /* For control of ADC clock */
{ 0x30af, 0xd0 },
{ 0x30b0, 0x01 },
};
rval = smiapp_write_8s(sensor, regs, ARRAY_SIZE(regs));
if (rval < 0)
return rval;
switch (sensor->platform_data->ext_clk) {
case 9600000:
return smiapp_write_8s(sensor, regs_96,
ARRAY_SIZE(regs_96));
default:
dev_warn(&client->dev, "no MSRs for %d Hz ext_clk\n",
sensor->platform_data->ext_clk);
return 0;
}
}
static int jt8ev1_pre_streamon(struct smiapp_sensor *sensor)
{
return smiapp_write_8(sensor, 0x3328, 0x00);
}
static int jt8ev1_post_streamoff(struct smiapp_sensor *sensor)
{
int rval;
/* Workaround: allows fast standby to work properly */
rval = smiapp_write_8(sensor, 0x3205, 0x04);
if (rval < 0)
return rval;
/* Wait for 1 ms + one line => 2 ms is likely enough */
usleep_range(2000, 2000);
/* Restore it */
rval = smiapp_write_8(sensor, 0x3205, 0x00);
if (rval < 0)
return rval;
return smiapp_write_8(sensor, 0x3328, 0x80);
}
static unsigned long jt8ev1_pll_flags(struct smiapp_sensor *sensor)
{
return SMIAPP_PLL_FLAG_OP_PIX_CLOCK_PER_LANE;
}
const struct smiapp_quirk smiapp_jt8ev1_quirk = {
.limits = jt8ev1_limits,
.post_poweron = jt8ev1_post_poweron,
.pre_streamon = jt8ev1_pre_streamon,
.post_streamoff = jt8ev1_post_streamoff,
.pll_flags = jt8ev1_pll_flags,
};
static int tcm8500md_limits(struct smiapp_sensor *sensor)
{
smiapp_replace_limit(sensor, SMIAPP_LIMIT_MIN_PLL_IP_FREQ_HZ, 2700000);
return 0;
}
const struct smiapp_quirk smiapp_tcm8500md_quirk = {
.limits = tcm8500md_limits,
};
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