diff options
Diffstat (limited to 'drivers/media/i2c/ov4689.c')
| -rw-r--r-- | drivers/media/i2c/ov4689.c | 673 |
1 files changed, 359 insertions, 314 deletions
diff --git a/drivers/media/i2c/ov4689.c b/drivers/media/i2c/ov4689.c index 403091651885..1c3a449f9354 100644 --- a/drivers/media/i2c/ov4689.c +++ b/drivers/media/i2c/ov4689.c @@ -3,7 +3,7 @@ * ov4689 driver * * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd. - * Copyright (C) 2022 Mikhail Rudenko + * Copyright (C) 2022, 2024 Mikhail Rudenko */ #include <linux/clk.h> @@ -15,45 +15,86 @@ #include <linux/regulator/consumer.h> #include <media/media-entity.h> #include <media/v4l2-async.h> +#include <media/v4l2-cci.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-subdev.h> #include <media/v4l2-fwnode.h> -#define CHIP_ID 0x004688 -#define OV4689_REG_CHIP_ID 0x300a - -#define OV4689_XVCLK_FREQ 24000000 - -#define OV4689_REG_CTRL_MODE 0x0100 +#define OV4689_REG_CTRL_MODE CCI_REG8(0x0100) #define OV4689_MODE_SW_STANDBY 0x0 #define OV4689_MODE_STREAMING BIT(0) -#define OV4689_REG_EXPOSURE 0x3500 +#define OV4689_REG_CHIP_ID CCI_REG16(0x300a) +#define CHIP_ID 0x004688 + +#define OV4689_REG_EXPOSURE CCI_REG24(0x3500) #define OV4689_EXPOSURE_MIN 4 #define OV4689_EXPOSURE_STEP 1 -#define OV4689_VTS_MAX 0x7fff -#define OV4689_REG_GAIN_H 0x3508 -#define OV4689_REG_GAIN_L 0x3509 -#define OV4689_GAIN_H_MASK 0x07 -#define OV4689_GAIN_H_SHIFT 8 -#define OV4689_GAIN_L_MASK 0xff +#define OV4689_REG_GAIN CCI_REG16(0x3508) #define OV4689_GAIN_STEP 1 #define OV4689_GAIN_DEFAULT 0x80 -#define OV4689_REG_TEST_PATTERN 0x5040 -#define OV4689_TEST_PATTERN_ENABLE 0x80 -#define OV4689_TEST_PATTERN_DISABLE 0x0 +#define OV4689_REG_DIG_GAIN CCI_REG16(0x352a) +#define OV4689_DIG_GAIN_MIN 1 +#define OV4689_DIG_GAIN_MAX 0x7fff +#define OV4689_DIG_GAIN_STEP 1 +#define OV4689_DIG_GAIN_DEFAULT 0x800 -#define OV4689_REG_VTS 0x380e +#define OV4689_REG_H_CROP_START CCI_REG16(0x3800) +#define OV4689_REG_V_CROP_START CCI_REG16(0x3802) +#define OV4689_REG_H_CROP_END CCI_REG16(0x3804) +#define OV4689_REG_V_CROP_END CCI_REG16(0x3806) +#define OV4689_REG_H_OUTPUT_SIZE CCI_REG16(0x3808) +#define OV4689_REG_V_OUTPUT_SIZE CCI_REG16(0x380a) -#define REG_NULL 0xFFFF +#define OV4689_REG_HTS CCI_REG16(0x380c) +#define OV4689_HTS_DIVIDER 4 +#define OV4689_HTS_MAX 0x7fff -#define OV4689_REG_VALUE_08BIT 1 -#define OV4689_REG_VALUE_16BIT 2 -#define OV4689_REG_VALUE_24BIT 3 +#define OV4689_REG_VTS CCI_REG16(0x380e) +#define OV4689_VTS_MAX 0x7fff + +#define OV4689_REG_H_WIN_OFF CCI_REG16(0x3810) +#define OV4689_REG_V_WIN_OFF CCI_REG16(0x3812) + +#define OV4689_REG_TIMING_FORMAT1 CCI_REG8(0x3820) /* Vertical */ +#define OV4689_REG_TIMING_FORMAT2 CCI_REG8(0x3821) /* Horizontal */ +#define OV4689_TIMING_FLIP_MASK GENMASK(2, 1) +#define OV4689_TIMING_FLIP_ARRAY BIT(1) +#define OV4689_TIMING_FLIP_DIGITAL BIT(2) +#define OV4689_TIMING_FLIP_BOTH (OV4689_TIMING_FLIP_ARRAY |\ + OV4689_TIMING_FLIP_DIGITAL) + +#define OV4689_REG_ANCHOR_LEFT_START CCI_REG16(0x4020) +#define OV4689_ANCHOR_LEFT_START_DEF 576 +#define OV4689_REG_ANCHOR_LEFT_END CCI_REG16(0x4022) +#define OV4689_ANCHOR_LEFT_END_DEF 831 +#define OV4689_REG_ANCHOR_RIGHT_START CCI_REG16(0x4024) +#define OV4689_ANCHOR_RIGHT_START_DEF 1984 +#define OV4689_REG_ANCHOR_RIGHT_END CCI_REG16(0x4026) +#define OV4689_ANCHOR_RIGHT_END_DEF 2239 + +#define OV4689_REG_VFIFO_CTRL_01 CCI_REG8(0x4601) + +#define OV4689_REG_WB_GAIN_RED CCI_REG16(0x500c) +#define OV4689_REG_WB_GAIN_BLUE CCI_REG16(0x5010) +#define OV4689_WB_GAIN_MIN 1 +#define OV4689_WB_GAIN_MAX 0xfff +#define OV4689_WB_GAIN_STEP 1 +#define OV4689_WB_GAIN_DEFAULT 0x400 + +#define OV4689_REG_TEST_PATTERN CCI_REG8(0x5040) +#define OV4689_TEST_PATTERN_ENABLE 0x80 +#define OV4689_TEST_PATTERN_DISABLE 0x0 #define OV4689_LANES 4 +#define OV4689_XVCLK_FREQ 24000000 + +#define OV4689_PIXEL_ARRAY_WIDTH 2720 +#define OV4689_PIXEL_ARRAY_HEIGHT 1536 +#define OV4689_DUMMY_ROWS 8 /* 8 dummy rows on each side */ +#define OV4689_DUMMY_COLUMNS 16 /* 16 dummy columns on each side */ static const char *const ov4689_supply_names[] = { "avdd", /* Analog power */ @@ -61,11 +102,6 @@ static const char *const ov4689_supply_names[] = { "dvdd", /* Digital core power */ }; -struct regval { - u16 addr; - u8 val; -}; - enum ov4689_mode_id { OV4689_MODE_2688_1520 = 0, OV4689_NUM_MODES, @@ -75,20 +111,18 @@ struct ov4689_mode { enum ov4689_mode_id id; u32 width; u32 height; - u32 max_fps; u32 hts_def; + u32 hts_min; u32 vts_def; u32 exp_def; u32 pixel_rate; - u32 sensor_width; - u32 sensor_height; - u32 crop_top; - u32 crop_left; - const struct regval *reg_list; + const struct cci_reg_sequence *reg_list; + unsigned int num_regs; }; struct ov4689 { - struct i2c_client *client; + struct device *dev; + struct regmap *regmap; struct clk *xvclk; struct gpio_desc *reset_gpio; struct gpio_desc *pwdn_gpio; @@ -99,7 +133,6 @@ struct ov4689 { u32 clock_rate; - struct mutex mutex; /* lock to protect ctrls and cur_mode */ struct v4l2_ctrl_handler ctrl_handler; struct v4l2_ctrl *exposure; @@ -119,95 +152,108 @@ struct ov4689_gain_range { /* * Xclk 24Mhz - * max_framerate 30fps + * max_framerate 90fps * mipi_datarate per lane 1008Mbps */ -static const struct regval ov4689_2688x1520_regs[] = { - {0x0103, 0x01}, {0x3638, 0x00}, {0x0300, 0x00}, - {0x0302, 0x2a}, {0x0303, 0x00}, {0x0304, 0x03}, - {0x030b, 0x00}, {0x030d, 0x1e}, {0x030e, 0x04}, - {0x030f, 0x01}, {0x0312, 0x01}, {0x031e, 0x00}, - {0x3000, 0x20}, {0x3002, 0x00}, {0x3018, 0x72}, - {0x3020, 0x93}, {0x3021, 0x03}, {0x3022, 0x01}, - {0x3031, 0x0a}, {0x303f, 0x0c}, {0x3305, 0xf1}, - {0x3307, 0x04}, {0x3309, 0x29}, {0x3500, 0x00}, - {0x3501, 0x60}, {0x3502, 0x00}, {0x3503, 0x04}, - {0x3504, 0x00}, {0x3505, 0x00}, {0x3506, 0x00}, - {0x3507, 0x00}, {0x3508, 0x00}, {0x3509, 0x80}, - {0x350a, 0x00}, {0x350b, 0x00}, {0x350c, 0x00}, - {0x350d, 0x00}, {0x350e, 0x00}, {0x350f, 0x80}, - {0x3510, 0x00}, {0x3511, 0x00}, {0x3512, 0x00}, - {0x3513, 0x00}, {0x3514, 0x00}, {0x3515, 0x80}, - {0x3516, 0x00}, {0x3517, 0x00}, {0x3518, 0x00}, - {0x3519, 0x00}, {0x351a, 0x00}, {0x351b, 0x80}, - {0x351c, 0x00}, {0x351d, 0x00}, {0x351e, 0x00}, - {0x351f, 0x00}, {0x3520, 0x00}, {0x3521, 0x80}, - {0x3522, 0x08}, {0x3524, 0x08}, {0x3526, 0x08}, - {0x3528, 0x08}, {0x352a, 0x08}, {0x3602, 0x00}, - {0x3603, 0x40}, {0x3604, 0x02}, {0x3605, 0x00}, - {0x3606, 0x00}, {0x3607, 0x00}, {0x3609, 0x12}, - {0x360a, 0x40}, {0x360c, 0x08}, {0x360f, 0xe5}, - {0x3608, 0x8f}, {0x3611, 0x00}, {0x3613, 0xf7}, - {0x3616, 0x58}, {0x3619, 0x99}, {0x361b, 0x60}, - {0x361c, 0x7a}, {0x361e, 0x79}, {0x361f, 0x02}, - {0x3632, 0x00}, {0x3633, 0x10}, {0x3634, 0x10}, - {0x3635, 0x10}, {0x3636, 0x15}, {0x3646, 0x86}, - {0x364a, 0x0b}, {0x3700, 0x17}, {0x3701, 0x22}, - {0x3703, 0x10}, {0x370a, 0x37}, {0x3705, 0x00}, - {0x3706, 0x63}, {0x3709, 0x3c}, {0x370b, 0x01}, - {0x370c, 0x30}, {0x3710, 0x24}, {0x3711, 0x0c}, - {0x3716, 0x00}, {0x3720, 0x28}, {0x3729, 0x7b}, - {0x372a, 0x84}, {0x372b, 0xbd}, {0x372c, 0xbc}, - {0x372e, 0x52}, {0x373c, 0x0e}, {0x373e, 0x33}, - {0x3743, 0x10}, {0x3744, 0x88}, {0x3745, 0xc0}, - {0x374a, 0x43}, {0x374c, 0x00}, {0x374e, 0x23}, - {0x3751, 0x7b}, {0x3752, 0x84}, {0x3753, 0xbd}, - {0x3754, 0xbc}, {0x3756, 0x52}, {0x375c, 0x00}, - {0x3760, 0x00}, {0x3761, 0x00}, {0x3762, 0x00}, - {0x3763, 0x00}, {0x3764, 0x00}, {0x3767, 0x04}, - {0x3768, 0x04}, {0x3769, 0x08}, {0x376a, 0x08}, - {0x376b, 0x20}, {0x376c, 0x00}, {0x376d, 0x00}, - {0x376e, 0x00}, {0x3773, 0x00}, {0x3774, 0x51}, - {0x3776, 0xbd}, {0x3777, 0xbd}, {0x3781, 0x18}, - {0x3783, 0x25}, {0x3798, 0x1b}, {0x3800, 0x00}, - {0x3801, 0x08}, {0x3802, 0x00}, {0x3803, 0x04}, - {0x3804, 0x0a}, {0x3805, 0x97}, {0x3806, 0x05}, - {0x3807, 0xfb}, {0x3808, 0x0a}, {0x3809, 0x80}, - {0x380a, 0x05}, {0x380b, 0xf0}, {0x380c, 0x0a}, - {0x380d, 0x0e}, {0x380e, 0x06}, {0x380f, 0x12}, - {0x3810, 0x00}, {0x3811, 0x08}, {0x3812, 0x00}, - {0x3813, 0x04}, {0x3814, 0x01}, {0x3815, 0x01}, - {0x3819, 0x01}, {0x3820, 0x00}, {0x3821, 0x06}, - {0x3829, 0x00}, {0x382a, 0x01}, {0x382b, 0x01}, - {0x382d, 0x7f}, {0x3830, 0x04}, {0x3836, 0x01}, - {0x3837, 0x00}, {0x3841, 0x02}, {0x3846, 0x08}, - {0x3847, 0x07}, {0x3d85, 0x36}, {0x3d8c, 0x71}, - {0x3d8d, 0xcb}, {0x3f0a, 0x00}, {0x4000, 0xf1}, - {0x4001, 0x40}, {0x4002, 0x04}, {0x4003, 0x14}, - {0x400e, 0x00}, {0x4011, 0x00}, {0x401a, 0x00}, - {0x401b, 0x00}, {0x401c, 0x00}, {0x401d, 0x00}, - {0x401f, 0x00}, {0x4020, 0x00}, {0x4021, 0x10}, - {0x4022, 0x07}, {0x4023, 0xcf}, {0x4024, 0x09}, - {0x4025, 0x60}, {0x4026, 0x09}, {0x4027, 0x6f}, - {0x4028, 0x00}, {0x4029, 0x02}, {0x402a, 0x06}, - {0x402b, 0x04}, {0x402c, 0x02}, {0x402d, 0x02}, - {0x402e, 0x0e}, {0x402f, 0x04}, {0x4302, 0xff}, - {0x4303, 0xff}, {0x4304, 0x00}, {0x4305, 0x00}, - {0x4306, 0x00}, {0x4308, 0x02}, {0x4500, 0x6c}, - {0x4501, 0xc4}, {0x4502, 0x40}, {0x4503, 0x01}, - {0x4601, 0xa7}, {0x4800, 0x04}, {0x4813, 0x08}, - {0x481f, 0x40}, {0x4829, 0x78}, {0x4837, 0x10}, - {0x4b00, 0x2a}, {0x4b0d, 0x00}, {0x4d00, 0x04}, - {0x4d01, 0x42}, {0x4d02, 0xd1}, {0x4d03, 0x93}, - {0x4d04, 0xf5}, {0x4d05, 0xc1}, {0x5000, 0xf3}, - {0x5001, 0x11}, {0x5004, 0x00}, {0x500a, 0x00}, - {0x500b, 0x00}, {0x5032, 0x00}, {0x5040, 0x00}, - {0x5050, 0x0c}, {0x5500, 0x00}, {0x5501, 0x10}, - {0x5502, 0x01}, {0x5503, 0x0f}, {0x8000, 0x00}, - {0x8001, 0x00}, {0x8002, 0x00}, {0x8003, 0x00}, - {0x8004, 0x00}, {0x8005, 0x00}, {0x8006, 0x00}, - {0x8007, 0x00}, {0x8008, 0x00}, {0x3638, 0x00}, - {REG_NULL, 0x00}, +static const struct cci_reg_sequence ov4689_2688x1520_regs[] = { + /* System control*/ + { CCI_REG8(0x0103), 0x01 }, /* SC_CTRL0103 software_reset = 1 */ + { CCI_REG8(0x3000), 0x20 }, /* SC_CMMN_PAD_OEN0 FSIN_output_enable = 1 */ + { CCI_REG8(0x3021), 0x03 }, /* + * SC_CMMN_MISC_CTRL fst_stby_ctr = 0, + * sleep_no_latch_enable = 0 + */ + + /* AEC PK */ + { CCI_REG8(0x3503), 0x04 }, /* AEC_MANUAL gain_input_as_sensor_gain_format = 1 */ + + /* ADC and analog control*/ + { CCI_REG8(0x3603), 0x40 }, + { CCI_REG8(0x3604), 0x02 }, + { CCI_REG8(0x3609), 0x12 }, + { CCI_REG8(0x360c), 0x08 }, + { CCI_REG8(0x360f), 0xe5 }, + { CCI_REG8(0x3608), 0x8f }, + { CCI_REG8(0x3611), 0x00 }, + { CCI_REG8(0x3613), 0xf7 }, + { CCI_REG8(0x3616), 0x58 }, + { CCI_REG8(0x3619), 0x99 }, + { CCI_REG8(0x361b), 0x60 }, + { CCI_REG8(0x361e), 0x79 }, + { CCI_REG8(0x3634), 0x10 }, + { CCI_REG8(0x3635), 0x10 }, + { CCI_REG8(0x3636), 0x15 }, + { CCI_REG8(0x3646), 0x86 }, + { CCI_REG8(0x364a), 0x0b }, + + /* Sensor control */ + { CCI_REG8(0x3700), 0x17 }, + { CCI_REG8(0x3701), 0x22 }, + { CCI_REG8(0x3703), 0x10 }, + { CCI_REG8(0x370a), 0x37 }, + { CCI_REG8(0x3706), 0x63 }, + { CCI_REG8(0x3709), 0x3c }, + { CCI_REG8(0x370c), 0x30 }, + { CCI_REG8(0x3710), 0x24 }, + { CCI_REG8(0x3720), 0x28 }, + { CCI_REG8(0x3729), 0x7b }, + { CCI_REG8(0x372b), 0xbd }, + { CCI_REG8(0x372c), 0xbc }, + { CCI_REG8(0x372e), 0x52 }, + { CCI_REG8(0x373c), 0x0e }, + { CCI_REG8(0x373e), 0x33 }, + { CCI_REG8(0x3743), 0x10 }, + { CCI_REG8(0x3744), 0x88 }, + { CCI_REG8(0x3745), 0xc0 }, + { CCI_REG8(0x374c), 0x00 }, + { CCI_REG8(0x374e), 0x23 }, + { CCI_REG8(0x3751), 0x7b }, + { CCI_REG8(0x3753), 0xbd }, + { CCI_REG8(0x3754), 0xbc }, + { CCI_REG8(0x3756), 0x52 }, + { CCI_REG8(0x376b), 0x20 }, + { CCI_REG8(0x3774), 0x51 }, + { CCI_REG8(0x3776), 0xbd }, + { CCI_REG8(0x3777), 0xbd }, + { CCI_REG8(0x3781), 0x18 }, + { CCI_REG8(0x3783), 0x25 }, + { CCI_REG8(0x3798), 0x1b }, + + /* Timing control */ + { CCI_REG8(0x3819), 0x01 }, /* VSYNC_END_L vsync_end_point[7:0] = 0x01 */ + + /* OTP control */ + { CCI_REG8(0x3d85), 0x36 }, /* OTP_REG85 OTP_power_up_load_setting_enable = 1, + * OTP_power_up_load_data_enable = 1, + * OTP_bist_select = 1 (compare with zero) + */ + { CCI_REG8(0x3d8c), 0x71 }, /* OTP_SETTING_STT_ADDRESS_H */ + { CCI_REG8(0x3d8d), 0xcb }, /* OTP_SETTING_STT_ADDRESS_L */ + + /* BLC registers*/ + { CCI_REG8(0x4001), 0x40 }, /* DEBUG_MODE */ + { CCI_REG8(0x401b), 0x00 }, /* DEBUG_MODE */ + { CCI_REG8(0x401d), 0x00 }, /* DEBUG_MODE */ + { CCI_REG8(0x401f), 0x00 }, /* DEBUG_MODE */ + + /* ADC sync control */ + { CCI_REG8(0x4500), 0x6c }, /* ADC_SYNC_CTRL */ + { CCI_REG8(0x4503), 0x01 }, /* ADC_SYNC_CTRL */ + + /* Temperature monitor */ + { CCI_REG8(0x4d00), 0x04 }, /* TPM_CTRL_00 tmp_slope[15:8] = 0x04 */ + { CCI_REG8(0x4d01), 0x42 }, /* TPM_CTRL_01 tmp_slope[7:0] = 0x42 */ + { CCI_REG8(0x4d02), 0xd1 }, /* TPM_CTRL_02 tpm_offset[31:24] = 0xd1 */ + { CCI_REG8(0x4d03), 0x93 }, /* TPM_CTRL_03 tpm_offset[23:16] = 0x93 */ + { CCI_REG8(0x4d04), 0xf5 }, /* TPM_CTRL_04 tpm_offset[15:8] = 0xf5 */ + { CCI_REG8(0x4d05), 0xc1 }, /* TPM_CTRL_05 tpm_offset[7:0] = 0xc1 */ + + /* pre-ISP control */ + { CCI_REG8(0x5050), 0x0c }, /* DEBUG_MODE */ + + /* OTP-DPC control */ + { CCI_REG8(0x5501), 0x10 }, /* OTP_DPC_START_L otp_start_address[7:0] = 0x10 */ + { CCI_REG8(0x5503), 0x0f }, /* OTP_DPC_END_L otp_end_address[7:0] = 0x0f */ }; static const struct ov4689_mode supported_modes[] = { @@ -215,16 +261,13 @@ static const struct ov4689_mode supported_modes[] = { .id = OV4689_MODE_2688_1520, .width = 2688, .height = 1520, - .sensor_width = 2720, - .sensor_height = 1536, - .crop_top = 8, - .crop_left = 16, - .max_fps = 30, .exp_def = 1536, - .hts_def = 4 * 2574, + .hts_def = 10296, + .hts_min = 3432, .vts_def = 1554, .pixel_rate = 480000000, .reg_list = ov4689_2688x1520_regs, + .num_regs = ARRAY_SIZE(ov4689_2688x1520_regs), }, }; @@ -277,83 +320,6 @@ static const struct ov4689_gain_range ov4689_gain_ranges[] = { }, }; -/* Write registers up to 4 at a time */ -static int ov4689_write_reg(struct i2c_client *client, u16 reg, u32 len, - u32 val) -{ - u32 buf_i, val_i; - __be32 val_be; - u8 *val_p; - u8 buf[6]; - - if (len > 4) - return -EINVAL; - - buf[0] = reg >> 8; - buf[1] = reg & 0xff; - - val_be = cpu_to_be32(val); - val_p = (u8 *)&val_be; - buf_i = 2; - val_i = 4 - len; - - while (val_i < 4) - buf[buf_i++] = val_p[val_i++]; - - if (i2c_master_send(client, buf, len + 2) != len + 2) - return -EIO; - - return 0; -} - -static int ov4689_write_array(struct i2c_client *client, - const struct regval *regs) -{ - int ret = 0; - u32 i; - - for (i = 0; ret == 0 && regs[i].addr != REG_NULL; i++) - ret = ov4689_write_reg(client, regs[i].addr, - OV4689_REG_VALUE_08BIT, regs[i].val); - - return ret; -} - -/* Read registers up to 4 at a time */ -static int ov4689_read_reg(struct i2c_client *client, u16 reg, unsigned int len, - u32 *val) -{ - __be16 reg_addr_be = cpu_to_be16(reg); - struct i2c_msg msgs[2]; - __be32 data_be = 0; - u8 *data_be_p; - int ret; - - if (len > 4 || !len) - return -EINVAL; - - data_be_p = (u8 *)&data_be; - /* Write register address */ - msgs[0].addr = client->addr; - msgs[0].flags = 0; - msgs[0].len = 2; - msgs[0].buf = (u8 *)®_addr_be; - - /* Read data from register */ - msgs[1].addr = client->addr; - msgs[1].flags = I2C_M_RD; - msgs[1].len = len; - msgs[1].buf = &data_be_p[4 - len]; - - ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); - if (ret != ARRAY_SIZE(msgs)) - return -EIO; - - *val = be32_to_cpu(data_be); - - return 0; -} - static void ov4689_fill_fmt(const struct ov4689_mode *mode, struct v4l2_mbus_framefmt *fmt) { @@ -376,19 +342,6 @@ static int ov4689_set_fmt(struct v4l2_subdev *sd, return 0; } -static int ov4689_get_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *fmt) -{ - struct v4l2_mbus_framefmt *mbus_fmt = &fmt->format; - struct ov4689 *ov4689 = to_ov4689(sd); - - /* only one mode supported for now */ - ov4689_fill_fmt(ov4689->cur_mode, mbus_fmt); - - return 0; -} - static int ov4689_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_state *sd_state, struct v4l2_subdev_mbus_code_enum *code) @@ -427,16 +380,14 @@ static int ov4689_enable_test_pattern(struct ov4689 *ov4689, u32 pattern) else val = OV4689_TEST_PATTERN_DISABLE; - return ov4689_write_reg(ov4689->client, OV4689_REG_TEST_PATTERN, - OV4689_REG_VALUE_08BIT, val); + return cci_write(ov4689->regmap, OV4689_REG_TEST_PATTERN, + val, NULL); } static int ov4689_get_selection(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_selection *sel) { - const struct ov4689_mode *mode = to_ov4689(sd)->cur_mode; - if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE) return -EINVAL; @@ -444,63 +395,114 @@ static int ov4689_get_selection(struct v4l2_subdev *sd, case V4L2_SEL_TGT_CROP_BOUNDS: sel->r.top = 0; sel->r.left = 0; - sel->r.width = mode->sensor_width; - sel->r.height = mode->sensor_height; + sel->r.width = OV4689_PIXEL_ARRAY_WIDTH; + sel->r.height = OV4689_PIXEL_ARRAY_HEIGHT; return 0; case V4L2_SEL_TGT_CROP: case V4L2_SEL_TGT_CROP_DEFAULT: - sel->r.top = mode->crop_top; - sel->r.left = mode->crop_left; - sel->r.width = mode->width; - sel->r.height = mode->height; + sel->r.top = OV4689_DUMMY_ROWS; + sel->r.left = OV4689_DUMMY_COLUMNS; + sel->r.width = + OV4689_PIXEL_ARRAY_WIDTH - 2 * OV4689_DUMMY_COLUMNS; + sel->r.height = + OV4689_PIXEL_ARRAY_HEIGHT - 2 * OV4689_DUMMY_ROWS; return 0; } return -EINVAL; } +static int ov4689_setup_timings(struct ov4689 *ov4689) +{ + const struct ov4689_mode *mode = ov4689->cur_mode; + struct regmap *rm = ov4689->regmap; + int ret = 0; + + cci_write(rm, OV4689_REG_H_CROP_START, 8, &ret); + cci_write(rm, OV4689_REG_V_CROP_START, 8, &ret); + cci_write(rm, OV4689_REG_H_CROP_END, 2711, &ret); + cci_write(rm, OV4689_REG_V_CROP_END, 1531, &ret); + + cci_write(rm, OV4689_REG_H_OUTPUT_SIZE, mode->width, &ret); + cci_write(rm, OV4689_REG_V_OUTPUT_SIZE, mode->height, &ret); + + cci_write(rm, OV4689_REG_H_WIN_OFF, 8, &ret); + cci_write(rm, OV4689_REG_V_WIN_OFF, 4, &ret); + + cci_write(rm, OV4689_REG_VFIFO_CTRL_01, 167, &ret); + + return ret; +} + +static int ov4689_setup_blc_anchors(struct ov4689 *ov4689) +{ + struct regmap *rm = ov4689->regmap; + int ret = 0; + + cci_write(rm, OV4689_REG_ANCHOR_LEFT_START, 16, &ret); + cci_write(rm, OV4689_REG_ANCHOR_LEFT_END, 1999, &ret); + cci_write(rm, OV4689_REG_ANCHOR_RIGHT_START, 2400, &ret); + cci_write(rm, OV4689_REG_ANCHOR_RIGHT_END, 2415, &ret); + + return ret; +} + static int ov4689_s_stream(struct v4l2_subdev *sd, int on) { struct ov4689 *ov4689 = to_ov4689(sd); - struct i2c_client *client = ov4689->client; + struct v4l2_subdev_state *sd_state; + struct device *dev = ov4689->dev; int ret = 0; - mutex_lock(&ov4689->mutex); + sd_state = v4l2_subdev_lock_and_get_active_state(&ov4689->subdev); if (on) { - ret = pm_runtime_resume_and_get(&client->dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) goto unlock_and_return; - ret = ov4689_write_array(ov4689->client, - ov4689->cur_mode->reg_list); + ret = cci_multi_reg_write(ov4689->regmap, + ov4689->cur_mode->reg_list, + ov4689->cur_mode->num_regs, + NULL); + if (ret) { + pm_runtime_put(dev); + goto unlock_and_return; + } + + ret = ov4689_setup_timings(ov4689); if (ret) { - pm_runtime_put(&client->dev); + pm_runtime_put(dev); + goto unlock_and_return; + } + + ret = ov4689_setup_blc_anchors(ov4689); + if (ret) { + pm_runtime_put(dev); goto unlock_and_return; } ret = __v4l2_ctrl_handler_setup(&ov4689->ctrl_handler); if (ret) { - pm_runtime_put(&client->dev); + pm_runtime_put(dev); goto unlock_and_return; } - ret = ov4689_write_reg(ov4689->client, OV4689_REG_CTRL_MODE, - OV4689_REG_VALUE_08BIT, - OV4689_MODE_STREAMING); + ret = cci_write(ov4689->regmap, OV4689_REG_CTRL_MODE, + OV4689_MODE_STREAMING, NULL); if (ret) { - pm_runtime_put(&client->dev); + pm_runtime_put(dev); goto unlock_and_return; } } else { - ov4689_write_reg(ov4689->client, OV4689_REG_CTRL_MODE, - OV4689_REG_VALUE_08BIT, - OV4689_MODE_SW_STANDBY); - pm_runtime_put(&client->dev); + cci_write(ov4689->regmap, OV4689_REG_CTRL_MODE, + OV4689_MODE_SW_STANDBY, NULL); + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); } unlock_and_return: - mutex_unlock(&ov4689->mutex); + v4l2_subdev_unlock_state(sd_state); return ret; } @@ -563,18 +565,13 @@ static int __maybe_unused ov4689_power_off(struct device *dev) return 0; } -static int ov4689_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) +static int ov4689_init_state(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state) { - struct ov4689 *ov4689 = to_ov4689(sd); - struct v4l2_mbus_framefmt *try_fmt; - - mutex_lock(&ov4689->mutex); - - try_fmt = v4l2_subdev_state_get_format(fh->state, 0); - /* Initialize try_fmt */ - ov4689_fill_fmt(&supported_modes[OV4689_MODE_2688_1520], try_fmt); + struct v4l2_mbus_framefmt *fmt = + v4l2_subdev_state_get_format(sd_state, 0); - mutex_unlock(&ov4689->mutex); + ov4689_fill_fmt(&supported_modes[OV4689_MODE_2688_1520], fmt); return 0; } @@ -583,10 +580,6 @@ static const struct dev_pm_ops ov4689_pm_ops = { SET_RUNTIME_PM_OPS(ov4689_power_off, ov4689_power_on, NULL) }; -static const struct v4l2_subdev_internal_ops ov4689_internal_ops = { - .open = ov4689_open, -}; - static const struct v4l2_subdev_video_ops ov4689_video_ops = { .s_stream = ov4689_s_stream, }; @@ -594,11 +587,15 @@ static const struct v4l2_subdev_video_ops ov4689_video_ops = { static const struct v4l2_subdev_pad_ops ov4689_pad_ops = { .enum_mbus_code = ov4689_enum_mbus_code, .enum_frame_size = ov4689_enum_frame_sizes, - .get_fmt = ov4689_get_fmt, + .get_fmt = v4l2_subdev_get_fmt, .set_fmt = ov4689_set_fmt, .get_selection = ov4689_get_selection, }; +static const struct v4l2_subdev_internal_ops ov4689_internal_ops = { + .init_state = ov4689_init_state, +}; + static const struct v4l2_subdev_ops ov4689_subdev_ops = { .video = &ov4689_video_ops, .pad = &ov4689_pad_ops, @@ -610,7 +607,6 @@ static const struct v4l2_subdev_ops ov4689_subdev_ops = { */ static int ov4689_map_gain(struct ov4689 *ov4689, int logical_gain, int *result) { - const struct device *dev = &ov4689->client->dev; const struct ov4689_gain_range *range; unsigned int n; @@ -621,7 +617,8 @@ static int ov4689_map_gain(struct ov4689 *ov4689, int logical_gain, int *result) } if (n == ARRAY_SIZE(ov4689_gain_ranges)) { - dev_warn_ratelimited(dev, "no mapping found for gain %d\n", + dev_warn_ratelimited(ov4689->dev, + "no mapping found for gain %d\n", logical_gain); return -EINVAL; } @@ -637,10 +634,11 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl) { struct ov4689 *ov4689 = container_of(ctrl->handler, struct ov4689, ctrl_handler); - struct i2c_client *client = ov4689->client; - int sensor_gain; + struct regmap *regmap = ov4689->regmap; + struct device *dev = ov4689->dev; + int sensor_gain = 0; s64 max_expo; - int ret; + int ret = 0; /* Propagate change of current control to all related controls */ switch (ctrl->id) { @@ -654,44 +652,58 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl) break; } - if (!pm_runtime_get_if_in_use(&client->dev)) + if (!pm_runtime_get_if_in_use(dev)) return 0; switch (ctrl->id) { case V4L2_CID_EXPOSURE: - /* 4 least significant bits of expsoure are fractional part */ - ret = ov4689_write_reg(ov4689->client, OV4689_REG_EXPOSURE, - OV4689_REG_VALUE_24BIT, ctrl->val << 4); + /* 4 least significant bits of exposure are fractional part */ + cci_write(regmap, OV4689_REG_EXPOSURE, ctrl->val << 4, &ret); break; case V4L2_CID_ANALOGUE_GAIN: ret = ov4689_map_gain(ov4689, ctrl->val, &sensor_gain); - - ret = ret ?: - ov4689_write_reg(ov4689->client, OV4689_REG_GAIN_H, - OV4689_REG_VALUE_08BIT, - (sensor_gain >> OV4689_GAIN_H_SHIFT) & - OV4689_GAIN_H_MASK); - ret = ret ?: - ov4689_write_reg(ov4689->client, OV4689_REG_GAIN_L, - OV4689_REG_VALUE_08BIT, - sensor_gain & OV4689_GAIN_L_MASK); + cci_write(regmap, OV4689_REG_GAIN, sensor_gain, &ret); break; case V4L2_CID_VBLANK: - ret = ov4689_write_reg(ov4689->client, OV4689_REG_VTS, - OV4689_REG_VALUE_16BIT, - ctrl->val + ov4689->cur_mode->height); + cci_write(regmap, OV4689_REG_VTS, + ctrl->val + ov4689->cur_mode->height, &ret); break; case V4L2_CID_TEST_PATTERN: ret = ov4689_enable_test_pattern(ov4689, ctrl->val); break; + case V4L2_CID_HBLANK: + cci_write(regmap, OV4689_REG_HTS, + (ctrl->val + ov4689->cur_mode->width) / + OV4689_HTS_DIVIDER, &ret); + break; + case V4L2_CID_VFLIP: + cci_update_bits(regmap, OV4689_REG_TIMING_FORMAT1, + OV4689_TIMING_FLIP_MASK, + ctrl->val ? OV4689_TIMING_FLIP_BOTH : 0, &ret); + break; + case V4L2_CID_HFLIP: + cci_update_bits(regmap, OV4689_REG_TIMING_FORMAT2, + OV4689_TIMING_FLIP_MASK, + ctrl->val ? 0 : OV4689_TIMING_FLIP_BOTH, &ret); + break; + case V4L2_CID_DIGITAL_GAIN: + cci_write(regmap, OV4689_REG_DIG_GAIN, ctrl->val, &ret); + break; + case V4L2_CID_RED_BALANCE: + cci_write(regmap, OV4689_REG_WB_GAIN_RED, ctrl->val, &ret); + break; + case V4L2_CID_BLUE_BALANCE: + cci_write(regmap, OV4689_REG_WB_GAIN_BLUE, ctrl->val, &ret); + break; default: - dev_warn(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n", + dev_warn(dev, "%s Unhandled id:0x%x, val:0x%x\n", __func__, ctrl->id, ctrl->val); ret = -EINVAL; break; } - pm_runtime_put(&client->dev); + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); return ret; } @@ -707,16 +719,15 @@ static int ov4689_initialize_controls(struct ov4689 *ov4689) struct v4l2_ctrl_handler *handler; const struct ov4689_mode *mode; s64 exposure_max, vblank_def; + s64 hblank_def, hblank_min; struct v4l2_ctrl *ctrl; - s64 h_blank_def; int ret; handler = &ov4689->ctrl_handler; mode = ov4689->cur_mode; - ret = v4l2_ctrl_handler_init(handler, 10); + ret = v4l2_ctrl_handler_init(handler, 15); if (ret) return ret; - handler->lock = &ov4689->mutex; ctrl = v4l2_ctrl_new_int_menu(handler, NULL, V4L2_CID_LINK_FREQ, 0, 0, link_freq_menu_items); @@ -726,11 +737,11 @@ static int ov4689_initialize_controls(struct ov4689 *ov4689) v4l2_ctrl_new_std(handler, NULL, V4L2_CID_PIXEL_RATE, 0, mode->pixel_rate, 1, mode->pixel_rate); - h_blank_def = mode->hts_def - mode->width; - ctrl = v4l2_ctrl_new_std(handler, NULL, V4L2_CID_HBLANK, h_blank_def, - h_blank_def, 1, h_blank_def); - if (ctrl) - ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY; + hblank_def = mode->hts_def - mode->width; + hblank_min = mode->hts_min - mode->width; + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_HBLANK, + hblank_min, OV4689_HTS_MAX - mode->width, + OV4689_HTS_DIVIDER, hblank_def); vblank_def = mode->vts_def - mode->height; v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_VBLANK, @@ -754,10 +765,24 @@ static int ov4689_initialize_controls(struct ov4689 *ov4689) ARRAY_SIZE(ov4689_test_pattern_menu) - 1, 0, 0, ov4689_test_pattern_menu); + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_VFLIP, 0, 1, 1, 0); + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_HFLIP, 0, 1, 1, 0); + + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_DIGITAL_GAIN, + OV4689_DIG_GAIN_MIN, OV4689_DIG_GAIN_MAX, + OV4689_DIG_GAIN_STEP, OV4689_DIG_GAIN_DEFAULT); + + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_RED_BALANCE, + OV4689_WB_GAIN_MIN, OV4689_WB_GAIN_MAX, + OV4689_WB_GAIN_STEP, OV4689_WB_GAIN_DEFAULT); + + v4l2_ctrl_new_std(handler, &ov4689_ctrl_ops, V4L2_CID_BLUE_BALANCE, + OV4689_WB_GAIN_MIN, OV4689_WB_GAIN_MAX, + OV4689_WB_GAIN_STEP, OV4689_WB_GAIN_DEFAULT); + if (handler->error) { ret = handler->error; - dev_err(&ov4689->client->dev, "Failed to init controls(%d)\n", - ret); + dev_err(ov4689->dev, "Failed to init controls(%d)\n", ret); goto err_free_handler; } @@ -783,19 +808,18 @@ err_free_handler: static int ov4689_check_sensor_id(struct ov4689 *ov4689, struct i2c_client *client) { - struct device *dev = &ov4689->client->dev; - u32 id = 0; + struct device *dev = ov4689->dev; + u64 id = 0; int ret; - ret = ov4689_read_reg(client, OV4689_REG_CHIP_ID, - OV4689_REG_VALUE_16BIT, &id); + ret = cci_read(ov4689->regmap, OV4689_REG_CHIP_ID, &id, NULL); if (ret) { dev_err(dev, "Cannot read sensor ID\n"); return ret; } if (id != CHIP_ID) { - dev_err(dev, "Unexpected sensor ID %06x, expected %06x\n", + dev_err(dev, "Unexpected sensor ID %06llx, expected %06x\n", id, CHIP_ID); return -ENODEV; } @@ -812,7 +836,7 @@ static int ov4689_configure_regulators(struct ov4689 *ov4689) for (i = 0; i < ARRAY_SIZE(ov4689_supply_names); i++) ov4689->supplies[i].supply = ov4689_supply_names[i]; - return devm_regulator_bulk_get(&ov4689->client->dev, + return devm_regulator_bulk_get(ov4689->dev, ARRAY_SIZE(ov4689_supply_names), ov4689->supplies); } @@ -881,7 +905,8 @@ static int ov4689_probe(struct i2c_client *client) if (!ov4689) return -ENOMEM; - ov4689->client = client; + ov4689->dev = dev; + ov4689->cur_mode = &supported_modes[OV4689_MODE_2688_1520]; ov4689->xvclk = devm_clk_get_optional(dev, NULL); @@ -905,6 +930,13 @@ static int ov4689_probe(struct i2c_client *client) return -EINVAL; } + ov4689->regmap = devm_cci_regmap_init_i2c(client, 16); + if (IS_ERR(ov4689->regmap)) { + ret = PTR_ERR(ov4689->regmap); + dev_err(dev, "failed to initialize CCI: %d\n", ret); + return ret; + } + ov4689->reset_gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(ov4689->reset_gpio)) { @@ -923,13 +955,15 @@ static int ov4689_probe(struct i2c_client *client) return dev_err_probe(dev, ret, "Failed to get power regulators\n"); - mutex_init(&ov4689->mutex); - sd = &ov4689->subdev; v4l2_i2c_subdev_init(sd, client, &ov4689_subdev_ops); + sd->internal_ops = &ov4689_internal_ops; + sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; ret = ov4689_initialize_controls(ov4689); - if (ret) - goto err_destroy_mutex; + if (ret) { + dev_err(dev, "Failed to initialize controls\n"); + return ret; + } ret = ov4689_power_on(dev); if (ret) @@ -939,35 +973,47 @@ static int ov4689_probe(struct i2c_client *client) if (ret) goto err_power_off; - sd->internal_ops = &ov4689_internal_ops; - sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - ov4689->pad.flags = MEDIA_PAD_FL_SOURCE; sd->entity.function = MEDIA_ENT_F_CAM_SENSOR; + ov4689->pad.flags = MEDIA_PAD_FL_SOURCE; ret = media_entity_pads_init(&sd->entity, 1, &ov4689->pad); if (ret < 0) goto err_power_off; - ret = v4l2_async_register_subdev_sensor(sd); + sd->state_lock = ov4689->ctrl_handler.lock; + ret = v4l2_subdev_init_finalize(sd); if (ret) { - dev_err(dev, "v4l2 async register subdev failed\n"); + dev_err(dev, "Could not register v4l2 device\n"); goto err_clean_entity; } pm_runtime_set_active(dev); + pm_runtime_get_noresume(dev); pm_runtime_enable(dev); - pm_runtime_idle(dev); + pm_runtime_set_autosuspend_delay(dev, 1000); + pm_runtime_use_autosuspend(dev); + + ret = v4l2_async_register_subdev_sensor(sd); + if (ret) { + dev_err(dev, "v4l2 async register subdev failed\n"); + goto err_clean_subdev_pm; + } + + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); return 0; +err_clean_subdev_pm: + pm_runtime_disable(dev); + pm_runtime_put_noidle(dev); + v4l2_subdev_cleanup(sd); err_clean_entity: media_entity_cleanup(&sd->entity); err_power_off: ov4689_power_off(dev); err_free_handler: v4l2_ctrl_handler_free(&ov4689->ctrl_handler); -err_destroy_mutex: - mutex_destroy(&ov4689->mutex); return ret; } @@ -979,9 +1025,8 @@ static void ov4689_remove(struct i2c_client *client) v4l2_async_unregister_subdev(sd); media_entity_cleanup(&sd->entity); - + v4l2_subdev_cleanup(sd); v4l2_ctrl_handler_free(&ov4689->ctrl_handler); - mutex_destroy(&ov4689->mutex); pm_runtime_disable(&client->dev); if (!pm_runtime_status_suspended(&client->dev)) |