/* * 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, };