2 * drivers/media/i2c/smiapp/smiapp-quirk.c
4 * Generic driver for SMIA/SMIA++ compliant camera modules
6 * Copyright (C) 2011--2012 Nokia Corporation
7 * Contact: Sakari Ailus <sakari.ailus@iki.fi>
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * version 2 as published by the Free Software Foundation.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
25 #include <linux/delay.h>
29 static int smiapp_write_8(struct smiapp_sensor
*sensor
, u16 reg
, u8 val
)
31 return smiapp_write(sensor
, SMIAPP_REG_MK_U8(reg
), val
);
34 static int smiapp_write_8s(struct smiapp_sensor
*sensor
,
35 struct smiapp_reg_8
*regs
, int len
)
37 struct i2c_client
*client
= v4l2_get_subdevdata(&sensor
->src
->sd
);
40 for (; len
> 0; len
--, regs
++) {
41 rval
= smiapp_write_8(sensor
, regs
->reg
, regs
->val
);
44 "error %d writing reg 0x%4.4x, val 0x%2.2x",
45 rval
, regs
->reg
, regs
->val
);
53 void smiapp_replace_limit(struct smiapp_sensor
*sensor
,
56 struct i2c_client
*client
= v4l2_get_subdevdata(&sensor
->src
->sd
);
58 dev_dbg(&client
->dev
, "quirk: 0x%8.8x \"%s\" = %d, 0x%x\n",
59 smiapp_reg_limits
[limit
].addr
,
60 smiapp_reg_limits
[limit
].what
, val
, val
);
61 sensor
->limits
[limit
] = val
;
64 static int jt8ew9_limits(struct smiapp_sensor
*sensor
)
66 if (sensor
->minfo
.revision_number_major
< 0x03)
67 sensor
->frame_skip
= 1;
69 /* Below 24 gain doesn't have effect at all, */
70 /* but ~59 is needed for full dynamic range */
71 smiapp_replace_limit(sensor
, SMIAPP_LIMIT_ANALOGUE_GAIN_CODE_MIN
, 59);
73 sensor
, SMIAPP_LIMIT_ANALOGUE_GAIN_CODE_MAX
, 6000);
78 static int jt8ew9_post_poweron(struct smiapp_sensor
*sensor
)
80 struct smiapp_reg_8 regs
[] = {
81 { 0x30a3, 0xd8 }, /* Output port control : LVDS ports only */
82 { 0x30ae, 0x00 }, /* 0x0307 pll_multiplier maximum value on PLL input 9.6MHz ( 19.2MHz is divided on pre_pll_div) */
83 { 0x30af, 0xd0 }, /* 0x0307 pll_multiplier maximum value on PLL input 9.6MHz ( 19.2MHz is divided on pre_pll_div) */
84 { 0x322d, 0x04 }, /* Adjusting Processing Image Size to Scaler Toshiba Recommendation Setting */
85 { 0x3255, 0x0f }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
86 { 0x3256, 0x15 }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
87 { 0x3258, 0x70 }, /* Analog Gain Control Toshiba Recommendation Setting */
88 { 0x3259, 0x70 }, /* Analog Gain Control Toshiba Recommendation Setting */
89 { 0x325f, 0x7c }, /* Analog Gain Control Toshiba Recommendation Setting */
90 { 0x3302, 0x06 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
91 { 0x3304, 0x00 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
92 { 0x3307, 0x22 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
93 { 0x3308, 0x8d }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
94 { 0x331e, 0x0f }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
95 { 0x3320, 0x30 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
96 { 0x3321, 0x11 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
97 { 0x3322, 0x98 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
98 { 0x3323, 0x64 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
99 { 0x3325, 0x83 }, /* Read Out Timing Control Toshiba Recommendation Setting */
100 { 0x3330, 0x18 }, /* Read Out Timing Control Toshiba Recommendation Setting */
101 { 0x333c, 0x01 }, /* Read Out Timing Control Toshiba Recommendation Setting */
102 { 0x3345, 0x2f }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
103 { 0x33de, 0x38 }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
104 /* Taken from v03. No idea what the rest are. */
113 return smiapp_write_8s(sensor
, regs
, ARRAY_SIZE(regs
));
116 const struct smiapp_quirk smiapp_jt8ew9_quirk
= {
117 .limits
= jt8ew9_limits
,
118 .post_poweron
= jt8ew9_post_poweron
,
121 static int imx125es_post_poweron(struct smiapp_sensor
*sensor
)
123 /* Taken from v02. No idea what the other two are. */
124 struct smiapp_reg_8 regs
[] = {
126 * 0x3302: clk during frame blanking:
127 * 0x00 - HS mode, 0x01 - LP11
134 return smiapp_write_8s(sensor
, regs
, ARRAY_SIZE(regs
));
137 const struct smiapp_quirk smiapp_imx125es_quirk
= {
138 .post_poweron
= imx125es_post_poweron
,
141 static int jt8ev1_limits(struct smiapp_sensor
*sensor
)
143 smiapp_replace_limit(sensor
, SMIAPP_LIMIT_X_ADDR_MAX
, 4271);
144 smiapp_replace_limit(sensor
,
145 SMIAPP_LIMIT_MIN_LINE_BLANKING_PCK_BIN
, 184);
150 static int jt8ev1_post_poweron(struct smiapp_sensor
*sensor
)
152 struct i2c_client
*client
= v4l2_get_subdevdata(&sensor
->src
->sd
);
155 struct smiapp_reg_8 regs
[] = {
156 { 0x3031, 0xcd }, /* For digital binning (EQ_MONI) */
157 { 0x30a3, 0xd0 }, /* FLASH STROBE enable */
158 { 0x3237, 0x00 }, /* For control of pulse timing for ADC */
160 { 0x3301, 0x06 }, /* For analog bias for sensor */
170 { 0x33bf, 0x20 }, /* Adjust the FBC speed */
172 { 0x33ce, 0x30 }, /* Adjust the parameter for logic function */
173 { 0x33cf, 0xec }, /* For Black sun */
174 { 0x3328, 0x80 }, /* Ugh. No idea what's this. */
177 struct smiapp_reg_8 regs_96
[] = {
178 { 0x30ae, 0x00 }, /* For control of ADC clock */
183 rval
= smiapp_write_8s(sensor
, regs
, ARRAY_SIZE(regs
));
187 switch (sensor
->platform_data
->ext_clk
) {
189 return smiapp_write_8s(sensor
, regs_96
,
190 ARRAY_SIZE(regs_96
));
192 dev_warn(&client
->dev
, "no MSRs for %d Hz ext_clk\n",
193 sensor
->platform_data
->ext_clk
);
198 static int jt8ev1_pre_streamon(struct smiapp_sensor
*sensor
)
200 return smiapp_write_8(sensor
, 0x3328, 0x00);
203 static int jt8ev1_post_streamoff(struct smiapp_sensor
*sensor
)
207 /* Workaround: allows fast standby to work properly */
208 rval
= smiapp_write_8(sensor
, 0x3205, 0x04);
212 /* Wait for 1 ms + one line => 2 ms is likely enough */
213 usleep_range(2000, 2000);
216 rval
= smiapp_write_8(sensor
, 0x3205, 0x00);
220 return smiapp_write_8(sensor
, 0x3328, 0x80);
223 const struct smiapp_quirk smiapp_jt8ev1_quirk
= {
224 .limits
= jt8ev1_limits
,
225 .post_poweron
= jt8ev1_post_poweron
,
226 .pre_streamon
= jt8ev1_pre_streamon
,
227 .post_streamoff
= jt8ev1_post_streamoff
,
228 .pll_flags
= SMIAPP_PLL_FLAG_OP_PIX_CLOCK_PER_LANE
,
231 static int tcm8500md_limits(struct smiapp_sensor
*sensor
)
233 smiapp_replace_limit(sensor
, SMIAPP_LIMIT_MIN_PLL_IP_FREQ_HZ
, 2700000);
238 const struct smiapp_quirk smiapp_tcm8500md_quirk
= {
239 .limits
= tcm8500md_limits
,