2 * drivers/media/video/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@maxwell.research.nokia.com>
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, (SMIA_REG_8BIT << 16) | 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 int smiapp_replace_limit_at(struct smiapp_sensor *sensor,
67 struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
70 for (i = 0; smiapp_reg_limits[i].addr; i++) {
71 if ((smiapp_reg_limits[i].addr & 0xffff) != reg)
74 smiapp_replace_limit(sensor, i, val);
79 dev_dbg(&client->dev, "quirk: bad register 0x%4.4x\n", reg);
84 bool smiapp_quirk_reg(struct smiapp_sensor *sensor,
87 struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
88 const struct smia_reg *sreg;
90 if (!sensor->minfo.quirk)
93 sreg = sensor->minfo.quirk->regs;
102 if (sreg->type != type || sreg->reg != reg16) {
109 dev_dbg(&client->dev, "quirk: 0x%8.8x: 0x%2.2x\n",
113 dev_dbg(&client->dev, "quirk: 0x%8.8x: 0x%4.4x\n",
117 dev_dbg(&client->dev, "quirk: 0x%8.8x: 0x%8.8x\n",
130 static int jt8ew9_limits(struct smiapp_sensor *sensor)
132 if (sensor->minfo.revision_number_major < 0x03)
133 sensor->frame_skip = 1;
135 /* Below 24 gain doesn't have effect at all, */
136 /* but ~59 is needed for full dynamic range */
137 smiapp_replace_limit(sensor, SMIAPP_LIMIT_ANALOGUE_GAIN_CODE_MIN, 59);
138 smiapp_replace_limit(
139 sensor, SMIAPP_LIMIT_ANALOGUE_GAIN_CODE_MAX, 6000);
144 static int jt8ew9_post_poweron(struct smiapp_sensor *sensor)
146 struct smiapp_reg_8 regs[] = {
147 { 0x30a3, 0xd8 }, /* Output port control : LVDS ports only */
148 { 0x30ae, 0x00 }, /* 0x0307 pll_multiplier maximum value on PLL input 9.6MHz ( 19.2MHz is divided on pre_pll_div) */
149 { 0x30af, 0xd0 }, /* 0x0307 pll_multiplier maximum value on PLL input 9.6MHz ( 19.2MHz is divided on pre_pll_div) */
150 { 0x322d, 0x04 }, /* Adjusting Processing Image Size to Scaler Toshiba Recommendation Setting */
151 { 0x3255, 0x0f }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
152 { 0x3256, 0x15 }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
153 { 0x3258, 0x70 }, /* Analog Gain Control Toshiba Recommendation Setting */
154 { 0x3259, 0x70 }, /* Analog Gain Control Toshiba Recommendation Setting */
155 { 0x325f, 0x7c }, /* Analog Gain Control Toshiba Recommendation Setting */
156 { 0x3302, 0x06 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
157 { 0x3304, 0x00 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
158 { 0x3307, 0x22 }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
159 { 0x3308, 0x8d }, /* Pixel Reference Voltage Control Toshiba Recommendation Setting */
160 { 0x331e, 0x0f }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
161 { 0x3320, 0x30 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
162 { 0x3321, 0x11 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
163 { 0x3322, 0x98 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
164 { 0x3323, 0x64 }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
165 { 0x3325, 0x83 }, /* Read Out Timing Control Toshiba Recommendation Setting */
166 { 0x3330, 0x18 }, /* Read Out Timing Control Toshiba Recommendation Setting */
167 { 0x333c, 0x01 }, /* Read Out Timing Control Toshiba Recommendation Setting */
168 { 0x3345, 0x2f }, /* Black Hole Sun Correction Control Toshiba Recommendation Setting */
169 { 0x33de, 0x38 }, /* Horizontal Noise Reduction Control Toshiba Recommendation Setting */
170 /* Taken from v03. No idea what the rest are. */
179 return smiapp_write_8s(sensor, regs, ARRAY_SIZE(regs));
182 const struct smiapp_quirk smiapp_jt8ew9_quirk = {
183 .limits = jt8ew9_limits,
184 .post_poweron = jt8ew9_post_poweron,
187 static int imx125es_post_poweron(struct smiapp_sensor *sensor)
189 /* Taken from v02. No idea what the other two are. */
190 struct smiapp_reg_8 regs[] = {
192 * 0x3302: clk during frame blanking:
193 * 0x00 - HS mode, 0x01 - LP11
200 return smiapp_write_8s(sensor, regs, ARRAY_SIZE(regs));
203 const struct smiapp_quirk smiapp_imx125es_quirk = {
204 .post_poweron = imx125es_post_poweron,
207 static int jt8ev1_limits(struct smiapp_sensor *sensor)
209 smiapp_replace_limit(sensor, SMIAPP_LIMIT_X_ADDR_MAX, 4271);
210 smiapp_replace_limit(sensor,
211 SMIAPP_LIMIT_MIN_LINE_BLANKING_PCK_BIN, 184);
216 static int jt8ev1_post_poweron(struct smiapp_sensor *sensor)
218 struct i2c_client *client = v4l2_get_subdevdata(&sensor->src->sd);
221 struct smiapp_reg_8 regs[] = {
222 { 0x3031, 0xcd }, /* For digital binning (EQ_MONI) */
223 { 0x30a3, 0xd0 }, /* FLASH STROBE enable */
224 { 0x3237, 0x00 }, /* For control of pulse timing for ADC */
226 { 0x3301, 0x06 }, /* For analog bias for sensor */
236 { 0x33bf, 0x20 }, /* Adjust the FBC speed */
238 { 0x33ce, 0x30 }, /* Adjust the parameter for logic function */
239 { 0x33cf, 0xec }, /* For Black sun */
240 { 0x3328, 0x80 }, /* Ugh. No idea what's this. */
243 struct smiapp_reg_8 regs_96[] = {
244 { 0x30ae, 0x00 }, /* For control of ADC clock */
249 rval = smiapp_write_8s(sensor, regs, ARRAY_SIZE(regs));
253 switch (sensor->platform_data->ext_clk) {
255 return smiapp_write_8s(sensor, regs_96,
256 ARRAY_SIZE(regs_96));
258 dev_warn(&client->dev, "no MSRs for %d Hz ext_clk\n",
259 sensor->platform_data->ext_clk);
264 static int jt8ev1_pre_streamon(struct smiapp_sensor *sensor)
266 return smiapp_write_8(sensor, 0x3328, 0x00);
269 static int jt8ev1_post_streamoff(struct smiapp_sensor *sensor)
273 /* Workaround: allows fast standby to work properly */
274 rval = smiapp_write_8(sensor, 0x3205, 0x04);
278 /* Wait for 1 ms + one line => 2 ms is likely enough */
279 usleep_range(2000, 2000);
282 rval = smiapp_write_8(sensor, 0x3205, 0x00);
286 return smiapp_write_8(sensor, 0x3328, 0x80);
289 const struct smiapp_quirk smiapp_jt8ev1_quirk = {
290 .limits = jt8ev1_limits,
291 .post_poweron = jt8ev1_post_poweron,
292 .pre_streamon = jt8ev1_pre_streamon,
293 .post_streamoff = jt8ev1_post_streamoff,
294 .flags = SMIAPP_QUIRK_FLAG_OP_PIX_CLOCK_PER_LANE,
297 static int tcm8500md_limits(struct smiapp_sensor *sensor)
299 smiapp_replace_limit(sensor, SMIAPP_LIMIT_MIN_PLL_IP_FREQ_HZ, 2700000);
304 const struct smiapp_quirk smiapp_tcm8500md_quirk = {
305 .limits = tcm8500md_limits,