From: Chiranjeevi Rapolu <chiranjeevi.rapolu@xxxxxxxxx>
Provides single source pad with up to 2592x1944 pixels at 10-bit raw
bayer format over MIPI CSI2 two lanes at 640Mbps/lane.
The driver supports following features:
- up to 30fps at 5M pixels
- manual exposure/analog gain
- media controller support
- runtime pm support
Signed-off-by: Chiranjeevi Rapolu <chiranjeevi.rapolu@xxxxxxxxx>
---
drivers/media/i2c/Kconfig | 12 +
drivers/media/i2c/Makefile | 1 +
drivers/media/i2c/ov5670.c | 2540 ++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 2553 insertions(+)
create mode 100644 drivers/media/i2c/ov5670.c
diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index fd181c9..c42a155 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -562,6 +562,18 @@ config VIDEO_OV5647
To compile this driver as a module, choose M here: the
module will be called ov5647.
+config VIDEO_OV5670
+ tristate "OmniVision OV5670 sensor support"
+ depends on I2C && VIDEO_V4L2
+ depends on MEDIA_CAMERA_SUPPORT
+ select V4L2_FWNODE
+ ---help---
+ This is a Video4Linux2 sensor-level driver for the OmniVision
+ OV5670 camera.
+
+ To compile this driver as a module, choose M here: the
+ module will be called ov5670.
+
config VIDEO_OV7640
tristate "OmniVision OV7640 sensor support"
depends on I2C && VIDEO_V4L2
diff --git a/drivers/media/i2c/Makefile b/drivers/media/i2c/Makefile
index 62323ec..de95651 100644
--- a/drivers/media/i2c/Makefile
+++ b/drivers/media/i2c/Makefile
@@ -60,6 +60,7 @@ obj-$(CONFIG_VIDEO_UPD64083) += upd64083.o
obj-$(CONFIG_VIDEO_OV2640) += ov2640.o
obj-$(CONFIG_VIDEO_OV5645) += ov5645.o
obj-$(CONFIG_VIDEO_OV5647) += ov5647.o
+obj-$(CONFIG_VIDEO_OV5670) += ov5670.o
obj-$(CONFIG_VIDEO_OV7640) += ov7640.o
obj-$(CONFIG_VIDEO_OV7670) += ov7670.o
obj-$(CONFIG_VIDEO_OV9650) += ov9650.o
diff --git a/drivers/media/i2c/ov5670.c b/drivers/media/i2c/ov5670.c
new file mode 100644
index 0000000..bb5cd69
--- /dev/null
+++ b/drivers/media/i2c/ov5670.c
@@ -0,0 +1,2540 @@
+/*
+ * Copyright (c) 2017 Intel Corporation.
+ *
+ * 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.
+ *
+ */
+
+#include <linux/acpi.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/pm_runtime.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-device.h>
+
+#define OV5670_REG_CHIP_ID 0x300a
+#define OV5670_CHIP_ID 0x005670
+
+#define OV5670_REG_GROUP_ACCESS 0x3208
+#define OV5670_GROUP_HOLD_START(g_id) (0x00 | (g_id))
+#define OV5670_GROUP_HOLD_END(g_id) (0x10 | (g_id))
+#define OV5670_GROUP_LAUNCH(g_id) (0xa0 | (g_id))
+
+/* vertical-timing internal */
+#define OV5670_REG_VTS 0x380e
+#define OV5670_VTS_MIN 0x07f6 /* min and default for 30 fps */
+#define OV5670_VTS_MAX 0x7fff
+
+#define OV5670_REG_MODE_SELECT 0x0100
+#define OV5670_MODE_STANDBY 0x00
+#define OV5670_MODE_STREAMING 0x01
+
+#define OV5670_REG_SOFTWARE_RST 0x0103
+#define OV5670_SOFTWARE_RST 0x01
+
+/* Exposure controls from sensor */
+#define OV5670_REG_EXPOSURE 0x3500
+#define EXPOSURE_MIN 0
+#define EXPOSURE_MAX 1048575
+#define EXPOSURE_STEP 1
+#define EXPOSURE_DEFAULT 31872
+
+/* Analog gain controls from sensor */
+#define OV5670_REG_ANALOG_GAIN 0x3508
+#define ANALOG_GAIN_MIN 0
+#define ANALOG_GAIN_MAX 8191
+#define ANALOG_GAIN_STEP 1
+#define ANALOG_GAIN_DEFAULT 128
+
+#define OV5670_REG_VALUE_08BIT 1
+#define OV5670_REG_VALUE_16BIT 2
+#define OV5670_REG_VALUE_24BIT 3
+
+struct ov5670_reg {
+ u16 address;
+ u8 val;
+};
+
+struct ov5670_reg_list {
+ u32 num_of_regs;
+ const struct ov5670_reg *regs;
+};
+
+struct ov5670_link_freq_config {
+ u32 pixel_rate;
+ const struct ov5670_reg_list reg_list;
+};
+
+struct ov5670_mode {
+ /* Frame width in pixels */
+ u32 width;
+
+ /* Frame height in pixels */
+ u32 height;
+
+ /* Vertical timining size */
+ u32 vts;
+
+ /* Initial number of frames to skip to avoid garbage in the frames */
+ u32 skip_frames;
+
+ /* Link frequency needed for this resolution */
+ u32 link_freq_index;
+
+ /* Sensor register settings for this resolution */
+ const struct ov5670_reg_list reg_list;
+};
+
+struct ov5670 {
+ struct v4l2_subdev sd;
+ struct media_pad pad;
+
+ struct v4l2_ctrl_handler ctrl_handler;
+ struct v4l2_ctrl *link_freq;
+ struct v4l2_ctrl *pixel_rate;
+
+ /* Current mode */
+ const struct ov5670_mode *cur_mode;
+
+ /* To protect from asynchronus callbacks */
+ struct mutex mutex;
+
+ bool streaming;
+};
+
+#define to_ov5670(_sd) container_of(_sd, struct ov5670, sd)
+
+static const struct ov5670_reg mipi_data_rate_840mbps[] = {
+ {0x0300, 0x04},
+ {0x0301, 0x00},
+ {0x0302, 0x84},
+ {0x0303, 0x00},
+ {0x0304, 0x03},
+ {0x0305, 0x01},
+ {0x0306, 0x01},
+ {0x030a, 0x00},
+ {0x030b, 0x00},
+ {0x030c, 0x00},
+ {0x030d, 0x26},
+ {0x030e, 0x00},
+ {0x030f, 0x06},
+ {0x0312, 0x01},
+ {0x3031, 0x0a},
+};
+
+static const struct ov5670_reg mode_2592x1944_regs[] = {
+ {0x3000, 0x00},
+ {0x3002, 0x21},
+ {0x3005, 0xf0},
+ {0x3007, 0x00},
+ {0x3015, 0x0f},
+ {0x3018, 0x32},
+ {0x301a, 0xf0},
+ {0x301b, 0xf0},
+ {0x301c, 0xf0},
+ {0x301d, 0xf0},
+ {0x301e, 0xf0},
+ {0x3030, 0x00},
+ {0x3031, 0x0a},
+ {0x303c, 0xff},
+ {0x303e, 0xff},
+ {0x3040, 0xf0},
+ {0x3041, 0x00},
+ {0x3042, 0xf0},
+ {0x3106, 0x11},
+ {0x3500, 0x7c},
+ {0x3501, 0x80},
+ {0x3502, 0x00},
+ {0x3503, 0x04},
+ {0x3504, 0x03},
+ {0x3505, 0x83},
+ {0x3508, 0x04},
+ {0x3509, 0x00},
+ {0x350e, 0x04},
+ {0x350f, 0x00},
+ {0x3510, 0x00},
+ {0x3511, 0x02},
+ {0x3512, 0x00},
+ {0x3601, 0xc8},
+ {0x3610, 0x88},
+ {0x3612, 0x48},
+ {0x3614, 0x5b},
+ {0x3615, 0x96},
+ {0x3621, 0xd0},
+ {0x3622, 0x00},
+ {0x3623, 0x00},
+ {0x3633, 0x13},
+ {0x3634, 0x13},
+ {0x3635, 0x13},
+ {0x3636, 0x13},
+ {0x3645, 0x13},
+ {0x3646, 0x82},
+ {0x3650, 0x00},
+ {0x3652, 0xff},
+ {0x3655, 0x20},
+ {0x3656, 0xff},
+ {0x365a, 0xff},
+ {0x365e, 0xff},
+ {0x3668, 0x00},
+ {0x366a, 0x07},
+ {0x366e, 0x10},
+ {0x366d, 0x00},
+ {0x366f, 0x80},
+ {0x3700, 0x28},
+ {0x3701, 0x10},
+ {0x3702, 0x3a},
+ {0x3703, 0x19},
+ {0x3704, 0x10},
+ {0x3705, 0x00},
+ {0x3706, 0x66},
+ {0x3707, 0x08},
+ {0x3708, 0x34},
+ {0x3709, 0x40},
+ {0x370a, 0x01},
+ {0x370b, 0x1b},
+ {0x3714, 0x24},
+ {0x371a, 0x3e},
+ {0x3733, 0x00},
+ {0x3734, 0x00},
+ {0x373a, 0x05},
+ {0x373b, 0x06},
+ {0x373c, 0x0a},
+ {0x373f, 0xa0},
+ {0x3755, 0x00},
+ {0x3758, 0x00},
+ {0x375b, 0x0e},
+ {0x3766, 0x5f},
+ {0x3768, 0x00},
+ {0x3769, 0x22},
+ {0x3773, 0x08},
+ {0x3774, 0x1f},
+ {0x3776, 0x06},
+ {0x37a0, 0x88},
+ {0x37a1, 0x5c},
+ {0x37a7, 0x88},
+ {0x37a8, 0x70},
+ {0x37aa, 0x88},
+ {0x37ab, 0x48},
+ {0x37b3, 0x66},
+ {0x37c2, 0x04},
+ {0x37c5, 0x00},
+ {0x37c8, 0x00},
+ {0x3800, 0x00},
+ {0x3801, 0x0c},
+ {0x3802, 0x00},
+ {0x3803, 0x04},
+ {0x3804, 0x0a},
+ {0x3805, 0x33},
+ {0x3806, 0x07},
+ {0x3807, 0xa3},
+ {0x3808, 0x0a},
+ {0x3809, 0x20},
+ {0x380a, 0x07},
+ {0x380b, 0x98},
+ {0x380c, 0x06},
+ {0x380d, 0x90},
+ {0x380e, 0x07},
+ {0x380f, 0xf6},
+ {0x3811, 0x04},
+ {0x3813, 0x02},
+ {0x3814, 0x01},
+ {0x3815, 0x01},
+ {0x3816, 0x00},
+ {0x3817, 0x00},
+ {0x3818, 0x00},
+ {0x3819, 0x00},
+ {0x3820, 0x84},
+ {0x3821, 0x46},
+ {0x3822, 0x48},
+ {0x3826, 0x00},
+ {0x3827, 0x08},
+ {0x382a, 0x01},
+ {0x382b, 0x01},
+ {0x3830, 0x08},
+ {0x3836, 0x02},
+ {0x3837, 0x00},
+ {0x3838, 0x10},
+ {0x3841, 0xff},
+ {0x3846, 0x48},
+ {0x3861, 0x00},
+ {0x3862, 0x04},
+ {0x3863, 0x06},
+ {0x3a11, 0x01},
+ {0x3a12, 0x78},
+ {0x3b00, 0x00},
+ {0x3b02, 0x00},
+ {0x3b03, 0x00},
+ {0x3b04, 0x00},
+ {0x3b05, 0x00},
+ {0x3c00, 0x89},
+ {0x3c01, 0xab},
+ {0x3c02, 0x01},
+ {0x3c03, 0x00},
+ {0x3c04, 0x00},
+ {0x3c05, 0x03},
+ {0x3c06, 0x00},
+ {0x3c07, 0x05},
+ {0x3c0c, 0x00},
+ {0x3c0d, 0x00},
+ {0x3c0e, 0x00},
+ {0x3c0f, 0x00},
+ {0x3c40, 0x00},
+ {0x3c41, 0xa3},
+ {0x3c43, 0x7d},
+ {0x3c45, 0xd7},
+ {0x3c47, 0xfc},
+ {0x3c50, 0x05},
+ {0x3c52, 0xaa},
+ {0x3c54, 0x71},
+ {0x3c56, 0x80},
+ {0x3d85, 0x17},
+ {0x3f03, 0x00},
+ {0x3f0a, 0x00},
+ {0x3f0b, 0x00},
+ {0x4001, 0x60},
+ {0x4009, 0x0d},
+ {0x4020, 0x00},
+ {0x4021, 0x00},
+ {0x4022, 0x00},
+ {0x4023, 0x00},
+ {0x4024, 0x00},
+ {0x4025, 0x00},
+ {0x4026, 0x00},
+ {0x4027, 0x00},
+ {0x4028, 0x00},
+ {0x4029, 0x00},
+ {0x402a, 0x00},
+ {0x402b, 0x00},
+ {0x402c, 0x00},
+ {0x402d, 0x00},
+ {0x402e, 0x00},
+ {0x402f, 0x00},
+ {0x4040, 0x00},
+ {0x4041, 0x03},
+ {0x4042, 0x00},
+ {0x4043, 0x7A},
+ {0x4044, 0x00},
+ {0x4045, 0x7A},
+ {0x4046, 0x00},
+ {0x4047, 0x7A},
+ {0x4048, 0x00},
+ {0x4049, 0x7A},
+ {0x4303, 0x00},
+ {0x4307, 0x30},
+ {0x4500, 0x58},
+ {0x4501, 0x04},
+ {0x4502, 0x40},
+ {0x4503, 0x10},
+ {0x4508, 0xaa},
+ {0x4509, 0xaa},
+ {0x450a, 0x00},
+ {0x450b, 0x00},
+ {0x4600, 0x01},
+ {0x4601, 0x03},
+ {0x4700, 0xa4},
+ {0x4800, 0x4c},
+ {0x4816, 0x53},
+ {0x481f, 0x40},
+ {0x4837, 0x13},
+ {0x5000, 0x56},
+ {0x5001, 0x01},
+ {0x5002, 0x28},
+ {0x5004, 0x0c},
+ {0x5006, 0x0c},
+ {0x5007, 0xe0},
+ {0x5008, 0x01},
+ {0x5009, 0xb0},
+ {0x5901, 0x00},
+ {0x5a01, 0x00},
+ {0x5a03, 0x00},
+ {0x5a04, 0x0c},
+ {0x5a05, 0xe0},
+ {0x5a06, 0x09},
+ {0x5a07, 0xb0},
+ {0x5a08, 0x06},
+ {0x5e00, 0x00},
+ {0x3734, 0x40},
+ {0x5b00, 0x01},
+ {0x5b01, 0x10},
+ {0x5b02, 0x01},
+ {0x5b03, 0xdb},
+ {0x3d8c, 0x71},
+ {0x3d8d, 0xea},
+ {0x4017, 0x08},
+ {0x3618, 0x2a},
+ {0x5780, 0x3e},
+ {0x5781, 0x0f},
+ {0x5782, 0x44},
+ {0x5783, 0x02},
+ {0x5784, 0x01},
+ {0x5785, 0x01},
+ {0x5786, 0x00},
+ {0x5787, 0x04},
+ {0x5788, 0x02},
+ {0x5789, 0x0f},
+ {0x578a, 0xfd},
+ {0x578b, 0xf5},
+ {0x578c, 0xf5},
+ {0x578d, 0x03},
+ {0x578e, 0x08},
+ {0x578f, 0x0c},
+ {0x5790, 0x08},
+ {0x5791, 0x06},
+ {0x5792, 0x00},
+ {0x5793, 0x52},
+ {0x5794, 0xa3},
+ {0x3503, 0x00}
+};
+
+static const struct ov5670_reg mode_1296x972_regs[] = {
+ {0x3000, 0x00},
+ {0x3002, 0x21},
+ {0x3005, 0xf0},
+ {0x3007, 0x00},
+ {0x3015, 0x0f},
+ {0x3018, 0x32},
+ {0x301a, 0xf0},
+ {0x301b, 0xf0},
+ {0x301c, 0xf0},
+ {0x301d, 0xf0},
+ {0x301e, 0xf0},
+ {0x3030, 0x00},
+ {0x3031, 0x0a},
+ {0x303c, 0xff},
+ {0x303e, 0xff},
+ {0x3040, 0xf0},
+ {0x3041, 0x00},
+ {0x3042, 0xf0},
+ {0x3106, 0x11},
+ {0x3500, 0x00},
+ {0x3501, 0x7c},
+ {0x3502, 0x80},
+ {0x3503, 0x04},
+ {0x3504, 0x03},
+ {0x3505, 0x83},
+ {0x3508, 0x07},
+ {0x3509, 0x80},
+ {0x350e, 0x04},
+ {0x350f, 0x00},
+ {0x3510, 0x00},
+ {0x3511, 0x02},
+ {0x3512, 0x00},
+ {0x3601, 0xc8},
+ {0x3610, 0x88},
+ {0x3612, 0x48},
+ {0x3614, 0x5b},
+ {0x3615, 0x96},
+ {0x3621, 0xd0},
+ {0x3622, 0x00},
+ {0x3623, 0x00},
+ {0x3633, 0x13},
+ {0x3634, 0x13},
+ {0x3635, 0x13},
+ {0x3636, 0x13},
+ {0x3645, 0x13},
+ {0x3646, 0x82},
+ {0x3650, 0x00},
+ {0x3652, 0xff},
+ {0x3655, 0x20},
+ {0x3656, 0xff},
+ {0x365a, 0xff},
+ {0x365e, 0xff},
+ {0x3668, 0x00},
+ {0x366a, 0x07},
+ {0x366e, 0x08},
+ {0x366d, 0x00},
+ {0x366f, 0x80},
+ {0x3700, 0x28},
+ {0x3701, 0x10},
+ {0x3702, 0x3a},
+ {0x3703, 0x19},
+ {0x3704, 0x10},
+ {0x3705, 0x00},
+ {0x3706, 0x66},
+ {0x3707, 0x08},
+ {0x3708, 0x34},
+ {0x3709, 0x40},
+ {0x370a, 0x01},
+ {0x370b, 0x1b},
+ {0x3714, 0x24},
+ {0x371a, 0x3e},
+ {0x3733, 0x00},
+ {0x3734, 0x00},
+ {0x373a, 0x05},
+ {0x373b, 0x06},
+ {0x373c, 0x0a},
+ {0x373f, 0xa0},
+ {0x3755, 0x00},
+ {0x3758, 0x00},
+ {0x375b, 0x0e},
+ {0x3766, 0x5f},
+ {0x3768, 0x00},
+ {0x3769, 0x22},
+ {0x3773, 0x08},
+ {0x3774, 0x1f},
+ {0x3776, 0x06},
+ {0x37a0, 0x88},
+ {0x37a1, 0x5c},
+ {0x37a7, 0x88},
+ {0x37a8, 0x70},
+ {0x37aa, 0x88},
+ {0x37ab, 0x48},
+ {0x37b3, 0x66},
+ {0x37c2, 0x04},
+ {0x37c5, 0x00},
+ {0x37c8, 0x00},
+ {0x3800, 0x00},
+ {0x3801, 0x0c},
+ {0x3802, 0x00},
+ {0x3803, 0x04},
+ {0x3804, 0x0a},
+ {0x3805, 0x33},
+ {0x3806, 0x07},
+ {0x3807, 0xa3},
+ {0x3808, 0x05},
+ {0x3809, 0x10},
+ {0x380a, 0x03},
+ {0x380b, 0xcc},
+ {0x380c, 0x06},
+ {0x380d, 0x90},
+ {0x380e, 0x07},
+ {0x380f, 0xf6},
+ {0x3811, 0x04},
+ {0x3813, 0x04},
+ {0x3814, 0x03},
+ {0x3815, 0x01},
+ {0x3816, 0x00},
+ {0x3817, 0x00},
+ {0x3818, 0x00},
+ {0x3819, 0x00},
+ {0x3820, 0x94},
+ {0x3821, 0x47},
+ {0x3822, 0x48},
+ {0x3826, 0x00},
+ {0x3827, 0x08},
+ {0x382a, 0x03},
+ {0x382b, 0x01},
+ {0x3830, 0x08},
+ {0x3836, 0x02},
+ {0x3837, 0x00},
+ {0x3838, 0x10},
+ {0x3841, 0xff},
+ {0x3846, 0x48},
+ {0x3861, 0x00},
+ {0x3862, 0x04},
+ {0x3863, 0x06},
+ {0x3a11, 0x01},
+ {0x3a12, 0x78},
+ {0x3b00, 0x00},
+ {0x3b02, 0x00},
+ {0x3b03, 0x00},
+ {0x3b04, 0x00},
+ {0x3b05, 0x00},
+ {0x3c00, 0x89},
+ {0x3c01, 0xab},
+ {0x3c02, 0x01},
+ {0x3c03, 0x00},
+ {0x3c04, 0x00},
+ {0x3c05, 0x03},
+ {0x3c06, 0x00},
+ {0x3c07, 0x05},
+ {0x3c0c, 0x00},
+ {0x3c0d, 0x00},
+ {0x3c0e, 0x00},
+ {0x3c0f, 0x00},
+ {0x3c40, 0x00},
+ {0x3c41, 0xa3},
+ {0x3c43, 0x7d},
+ {0x3c45, 0xd7},
+ {0x3c47, 0xfc},
+ {0x3c50, 0x05},
+ {0x3c52, 0xaa},
+ {0x3c54, 0x71},
+ {0x3c56, 0x80},
+ {0x3d85, 0x17},
+ {0x3f03, 0x00},
+ {0x3f0a, 0x00},
+ {0x3f0b, 0x00},
+ {0x4001, 0x60},
+ {0x4009, 0x05},
+ {0x4020, 0x00},
+ {0x4021, 0x00},
+ {0x4022, 0x00},
+ {0x4023, 0x00},
+ {0x4024, 0x00},
+ {0x4025, 0x00},
+ {0x4026, 0x00},
+ {0x4027, 0x00},
+ {0x4028, 0x00},
+ {0x4029, 0x00},
+ {0x402a, 0x00},
+ {0x402b, 0x00},
+ {0x402c, 0x00},
+ {0x402d, 0x00},
+ {0x402e, 0x00},
+ {0x402f, 0x00},
+ {0x4040, 0x00},
+ {0x4041, 0x03},
+ {0x4042, 0x00},
+ {0x4043, 0x7A},
+ {0x4044, 0x00},
+ {0x4045, 0x7A},
+ {0x4046, 0x00},
+ {0x4047, 0x7A},
+ {0x4048, 0x00},
+ {0x4049, 0x7A},
+ {0x4303, 0x00},
+ {0x4307, 0x30},
+ {0x4500, 0x58},
+ {0x4501, 0x04},
+ {0x4502, 0x48},
+ {0x4503, 0x10},
+ {0x4508, 0x55},
+ {0x4509, 0x55},
+ {0x450a, 0x00},
+ {0x450b, 0x00},
+ {0x4600, 0x00},
+ {0x4601, 0x81},
+ {0x4700, 0xa4},
+ {0x4800, 0x4c},
+ {0x4816, 0x53},
+ {0x481f, 0x40},
+ {0x4837, 0x13},
+ {0x5000, 0x56},
+ {0x5001, 0x01},
+ {0x5002, 0x28},
+ {0x5004, 0x0c},
+ {0x5006, 0x0c},
+ {0x5007, 0xe0},
+ {0x5008, 0x01},
+ {0x5009, 0xb0},
+ {0x5901, 0x00},
+ {0x5a01, 0x00},
+ {0x5a03, 0x00},
+ {0x5a04, 0x0c},
+ {0x5a05, 0xe0},
+ {0x5a06, 0x09},
+ {0x5a07, 0xb0},
+ {0x5a08, 0x06},
+ {0x5e00, 0x00},
+ {0x3734, 0x40},
+ {0x5b00, 0x01},
+ {0x5b01, 0x10},
+ {0x5b02, 0x01},
+ {0x5b03, 0xdb},
+ {0x3d8c, 0x71},
+ {0x3d8d, 0xea},
+ {0x4017, 0x10},
+ {0x3618, 0x2a},
+ {0x5780, 0x3e},
+ {0x5781, 0x0f},
+ {0x5782, 0x44},
+ {0x5783, 0x02},
+ {0x5784, 0x01},
+ {0x5785, 0x01},
+ {0x5786, 0x00},
+ {0x5787, 0x04},
+ {0x5788, 0x02},
+ {0x5789, 0x0f},
+ {0x578a, 0xfd},
+ {0x578b, 0xf5},
+ {0x578c, 0xf5},
+ {0x578d, 0x03},
+ {0x578e, 0x08},
+ {0x578f, 0x0c},
+ {0x5790, 0x08},
+ {0x5791, 0x04},
+ {0x5792, 0x00},
+ {0x5793, 0x52},
+ {0x5794, 0xa3},
+ {0x3503, 0x00}
+};
+
+static const struct ov5670_reg mode_648x486_regs[] = {
+ {0x3000, 0x00},
+ {0x3002, 0x21},
+ {0x3005, 0xf0},
+ {0x3007, 0x00},
+ {0x3015, 0x0f},
+ {0x3018, 0x32},
+ {0x301a, 0xf0},
+ {0x301b, 0xf0},
+ {0x301c, 0xf0},
+ {0x301d, 0xf0},
+ {0x301e, 0xf0},
+ {0x3030, 0x00},
+ {0x3031, 0x0a},
+ {0x303c, 0xff},
+ {0x303e, 0xff},
+ {0x3040, 0xf0},
+ {0x3041, 0x00},
+ {0x3042, 0xf0},
+ {0x3106, 0x11},
+ {0x3500, 0x00},
+ {0x3501, 0x7c},
+ {0x3502, 0x80},
+ {0x3503, 0x04},
+ {0x3504, 0x03},
+ {0x3505, 0x83},
+ {0x3508, 0x04},
+ {0x3509, 0x00},
+ {0x350e, 0x04},
+ {0x350f, 0x00},
+ {0x3510, 0x00},
+ {0x3511, 0x02},
+ {0x3512, 0x00},
+ {0x3601, 0xc8},
+ {0x3610, 0x88},
+ {0x3612, 0x48},
+ {0x3614, 0x5b},
+ {0x3615, 0x96},
+ {0x3621, 0xd0},
+ {0x3622, 0x00},
+ {0x3623, 0x04},
+ {0x3633, 0x13},
+ {0x3634, 0x13},
+ {0x3635, 0x13},
+ {0x3636, 0x13},
+ {0x3645, 0x13},
+ {0x3646, 0x82},
+ {0x3650, 0x00},
+ {0x3652, 0xff},
+ {0x3655, 0x20},
+ {0x3656, 0xff},
+ {0x365a, 0xff},
+ {0x365e, 0xff},
+ {0x3668, 0x00},
+ {0x366a, 0x07},
+ {0x366e, 0x08},
+ {0x366d, 0x00},
+ {0x366f, 0x80},
+ {0x3700, 0x28},
+ {0x3701, 0x10},
+ {0x3702, 0x3a},
+ {0x3703, 0x19},
+ {0x3704, 0x10},
+ {0x3705, 0x00},
+ {0x3706, 0x66},
+ {0x3707, 0x08},
+ {0x3708, 0x34},
+ {0x3709, 0x40},
+ {0x370a, 0x01},
+ {0x370b, 0x1b},
+ {0x3714, 0x24},
+ {0x371a, 0x3e},
+ {0x3733, 0x00},
+ {0x3734, 0x00},
+ {0x373a, 0x05},
+ {0x373b, 0x06},
+ {0x373c, 0x0a},
+ {0x373f, 0xa0},
+ {0x3755, 0x00},
+ {0x3758, 0x00},
+ {0x375b, 0x0e},
+ {0x3766, 0x5f},
+ {0x3768, 0x00},
+ {0x3769, 0x22},
+ {0x3773, 0x08},
+ {0x3774, 0x1f},
+ {0x3776, 0x06},
+ {0x37a0, 0x88},
+ {0x37a1, 0x5c},
+ {0x37a7, 0x88},
+ {0x37a8, 0x70},
+ {0x37aa, 0x88},
+ {0x37ab, 0x48},
+ {0x37b3, 0x66},
+ {0x37c2, 0x04},
+ {0x37c5, 0x00},
+ {0x37c8, 0x00},
+ {0x3800, 0x00},
+ {0x3801, 0x0c},
+ {0x3802, 0x00},
+ {0x3803, 0x04},
+ {0x3804, 0x0a},
+ {0x3805, 0x33},
+ {0x3806, 0x07},
+ {0x3807, 0xa3},
+ {0x3808, 0x02},
+ {0x3809, 0x88},
+ {0x380a, 0x01},
+ {0x380b, 0xe6},
+ {0x380c, 0x06},
+ {0x380d, 0x90},
+ {0x380e, 0x07},
+ {0x380f, 0xf6},
+ {0x3811, 0x04},
+ {0x3813, 0x02},
+ {0x3814, 0x07},
+ {0x3815, 0x01},
+ {0x3816, 0x00},
+ {0x3817, 0x00},
+ {0x3818, 0x00},
+ {0x3819, 0x00},
+ {0x3820, 0x94},
+ {0x3821, 0xc6},
+ {0x3822, 0x48},
+ {0x3826, 0x00},
+ {0x3827, 0x08},
+ {0x382a, 0x07},
+ {0x382b, 0x01},
+ {0x3830, 0x08},
+ {0x3836, 0x02},
+ {0x3837, 0x00},
+ {0x3838, 0x10},
+ {0x3841, 0xff},
+ {0x3846, 0x48},
+ {0x3861, 0x00},
+ {0x3862, 0x04},
+ {0x3863, 0x06},
+ {0x3a11, 0x01},
+ {0x3a12, 0x78},
+ {0x3b00, 0x00},
+ {0x3b02, 0x00},
+ {0x3b03, 0x00},
+ {0x3b04, 0x00},
+ {0x3b05, 0x00},
+ {0x3c00, 0x89},
+ {0x3c01, 0xab},
+ {0x3c02, 0x01},
+ {0x3c03, 0x00},
+ {0x3c04, 0x00},
+ {0x3c05, 0x03},
+ {0x3c06, 0x00},
+ {0x3c07, 0x05},
+ {0x3c0c, 0x00},
+ {0x3c0d, 0x00},
+ {0x3c0e, 0x00},
+ {0x3c0f, 0x00},
+ {0x3c40, 0x00},
+ {0x3c41, 0xa3},
+ {0x3c43, 0x7d},
+ {0x3c45, 0xd7},
+ {0x3c47, 0xfc},
+ {0x3c50, 0x05},
+ {0x3c52, 0xaa},
+ {0x3c54, 0x71},
+ {0x3c56, 0x80},
+ {0x3d85, 0x17},
+ {0x3f03, 0x00},
+ {0x3f0a, 0x00},
+ {0x3f0b, 0x00},
+ {0x4001, 0x60},
+ {0x4009, 0x05},
+ {0x4020, 0x00},
+ {0x4021, 0x00},
+ {0x4022, 0x00},
+ {0x4023, 0x00},
+ {0x4024, 0x00},
+ {0x4025, 0x00},
+ {0x4026, 0x00},
+ {0x4027, 0x00},
+ {0x4028, 0x00},
+ {0x4029, 0x00},
+ {0x402a, 0x00},
+ {0x402b, 0x00},
+ {0x402c, 0x00},
+ {0x402d, 0x00},
+ {0x402e, 0x00},
+ {0x402f, 0x00},
+ {0x4040, 0x00},
+ {0x4041, 0x03},
+ {0x4042, 0x00},
+ {0x4043, 0x7A},
+ {0x4044, 0x00},
+ {0x4045, 0x7A},
+ {0x4046, 0x00},
+ {0x4047, 0x7A},
+ {0x4048, 0x00},
+ {0x4049, 0x7A},
+ {0x4303, 0x00},
+ {0x4307, 0x30},
+ {0x4500, 0x58},
+ {0x4501, 0x04},
+ {0x4502, 0x40},
+ {0x4503, 0x10},
+ {0x4508, 0x55},
+ {0x4509, 0x55},
+ {0x450a, 0x02},
+ {0x450b, 0x00},
+ {0x4600, 0x00},
+ {0x4601, 0x40},
+ {0x4700, 0xa4},
+ {0x4800, 0x4c},
+ {0x4816, 0x53},
+ {0x481f, 0x40},
+ {0x4837, 0x13},
+ {0x5000, 0x56},
+ {0x5001, 0x01},
+ {0x5002, 0x28},
+ {0x5004, 0x0c},
+ {0x5006, 0x0c},
+ {0x5007, 0xe0},
+ {0x5008, 0x01},
+ {0x5009, 0xb0},
+ {0x5901, 0x00},
+ {0x5a01, 0x00},
+ {0x5a03, 0x00},
+ {0x5a04, 0x0c},
+ {0x5a05, 0xe0},
+ {0x5a06, 0x09},
+ {0x5a07, 0xb0},
+ {0x5a08, 0x06},
+ {0x5e00, 0x00},
+ {0x3734, 0x40},
+ {0x5b00, 0x01},
+ {0x5b01, 0x10},
+ {0x5b02, 0x01},
+ {0x5b03, 0xdb},
+ {0x3d8c, 0x71},
+ {0x3d8d, 0xea},
+ {0x4017, 0x10},
+ {0x3618, 0x2a},
+ {0x5780, 0x3e},
+ {0x5781, 0x0f},
+ {0x5782, 0x44},
+ {0x5783, 0x02},
+ {0x5784, 0x01},
+ {0x5785, 0x01},
+ {0x5786, 0x00},
+ {0x5787, 0x04},
+ {0x5788, 0x02},
+ {0x5789, 0x0f},
+ {0x578a, 0xfd},
+ {0x578b, 0xf5},
+ {0x578c, 0xf5},
+ {0x578d, 0x03},
+ {0x578e, 0x08},
+ {0x578f, 0x0c},
+ {0x5790, 0x08},
+ {0x5791, 0x06},
+ {0x5792, 0x00},
+ {0x5793, 0x52},
+ {0x5794, 0xa3},
+ {0x3503, 0x00}
+};
+
+static const struct ov5670_reg mode_2560x1440_regs[] = {
+ {0x3000, 0x00},
+ {0x3002, 0x21},
+ {0x3005, 0xf0},
+ {0x3007, 0x00},
+ {0x3015, 0x0f},
+ {0x3018, 0x32},
+ {0x301a, 0xf0},
+ {0x301b, 0xf0},
+ {0x301c, 0xf0},
+ {0x301d, 0xf0},
+ {0x301e, 0xf0},
+ {0x3030, 0x00},
+ {0x3031, 0x0a},
+ {0x303c, 0xff},
+ {0x303e, 0xff},
+ {0x3040, 0xf0},
+ {0x3041, 0x00},
+ {0x3042, 0xf0},
+ {0x3106, 0x11},
+ {0x3500, 0x00},
+ {0x3501, 0x7c},
+ {0x3502, 0x80},
+ {0x3503, 0x04},
+ {0x3504, 0x03},
+ {0x3505, 0x83},
+ {0x3508, 0x04},
+ {0x3509, 0x00},
+ {0x350e, 0x04},
+ {0x350f, 0x00},
+ {0x3510, 0x00},
+ {0x3511, 0x02},
+ {0x3512, 0x00},
+ {0x3601, 0xc8},
+ {0x3610, 0x88},
+ {0x3612, 0x48},
+ {0x3614, 0x5b},
+ {0x3615, 0x96},
+ {0x3621, 0xd0},
+ {0x3622, 0x00},
+ {0x3623, 0x00},
+ {0x3633, 0x13},
+ {0x3634, 0x13},
+ {0x3635, 0x13},
+ {0x3636, 0x13},
+ {0x3645, 0x13},
+ {0x3646, 0x82},
+ {0x3650, 0x00},
+ {0x3652, 0xff},
+ {0x3655, 0x20},
+ {0x3656, 0xff},
+ {0x365a, 0xff},
+ {0x365e, 0xff},
+ {0x3668, 0x00},
+ {0x366a, 0x07},
+ {0x366e, 0x10},
+ {0x366d, 0x00},
+ {0x366f, 0x80},
+ {0x3700, 0x28},
+ {0x3701, 0x10},
+ {0x3702, 0x3a},
+ {0x3703, 0x19},
+ {0x3704, 0x10},
+ {0x3705, 0x00},
+ {0x3706, 0x66},
+ {0x3707, 0x08},
+ {0x3708, 0x34},
+ {0x3709, 0x40},
+ {0x370a, 0x01},
+ {0x370b, 0x1b},
+ {0x3714, 0x24},
+ {0x371a, 0x3e},
+ {0x3733, 0x00},
+ {0x3734, 0x00},
+ {0x373a, 0x05},
+ {0x373b, 0x06},
+ {0x373c, 0x0a},
+ {0x373f, 0xa0},
+ {0x3755, 0x00},
+ {0x3758, 0x00},
+ {0x375b, 0x0e},
+ {0x3766, 0x5f},
+ {0x3768, 0x00},
+ {0x3769, 0x22},
+ {0x3773, 0x08},
+ {0x3774, 0x1f},
+ {0x3776, 0x06},
+ {0x37a0, 0x88},
+ {0x37a1, 0x5c},
+ {0x37a7, 0x88},
+ {0x37a8, 0x70},
+ {0x37aa, 0x88},
+ {0x37ab, 0x48},
+ {0x37b3, 0x66},
+ {0x37c2, 0x04},
+ {0x37c5, 0x00},
+ {0x37c8, 0x00},
+ {0x3800, 0x00},
+ {0x3801, 0x0c},
+ {0x3802, 0x00},
+ {0x3803, 0x04},
+ {0x3804, 0x0a},
+ {0x3805, 0x33},
+ {0x3806, 0x07},
+ {0x3807, 0xa3},
+ {0x3808, 0x0a},
+ {0x3809, 0x00},
+ {0x380a, 0x05},
+ {0x380b, 0xa0},
+ {0x380c, 0x06},
+ {0x380d, 0x90},
+ {0x380e, 0x07},
+ {0x380f, 0xf6},
+ {0x3811, 0x04},
+ {0x3813, 0x02},
+ {0x3814, 0x01},
+ {0x3815, 0x01},
+ {0x3816, 0x00},
+ {0x3817, 0x00},
+ {0x3818, 0x00},
+ {0x3819, 0x00},
+ {0x3820, 0x84},
+ {0x3821, 0x46},
+ {0x3822, 0x48},
+ {0x3826, 0x00},
+ {0x3827, 0x08},
+ {0x382a, 0x01},
+ {0x382b, 0x01},
+ {0x3830, 0x08},
+ {0x3836, 0x02},
+ {0x3837, 0x00},
+ {0x3838, 0x10},
+ {0x3841, 0xff},
+ {0x3846, 0x48},
+ {0x3861, 0x00},
+ {0x3862, 0x04},
+ {0x3863, 0x06},
+ {0x3a11, 0x01},
+ {0x3a12, 0x78},
+ {0x3b00, 0x00},
+ {0x3b02, 0x00},
+ {0x3b03, 0x00},
+ {0x3b04, 0x00},
+ {0x3b05, 0x00},
+ {0x3c00, 0x89},
+ {0x3c01, 0xab},
+ {0x3c02, 0x01},
+ {0x3c03, 0x00},
+ {0x3c04, 0x00},
+ {0x3c05, 0x03},
+ {0x3c06, 0x00},
+ {0x3c07, 0x05},
+ {0x3c0c, 0x00},
+ {0x3c0d, 0x00},
+ {0x3c0e, 0x00},
+ {0x3c0f, 0x00},
+ {0x3c40, 0x00},
+ {0x3c41, 0xa3},
+ {0x3c43, 0x7d},
+ {0x3c45, 0xd7},
+ {0x3c47, 0xfc},
+ {0x3c50, 0x05},
+ {0x3c52, 0xaa},
+ {0x3c54, 0x71},
+ {0x3c56, 0x80},
+ {0x3d85, 0x17},
+ {0x3f03, 0x00},
+ {0x3f0a, 0x00},
+ {0x3f0b, 0x00},
+ {0x4001, 0x60},
+ {0x4009, 0x0d},
+ {0x4020, 0x00},
+ {0x4021, 0x00},
+ {0x4022, 0x00},
+ {0x4023, 0x00},
+ {0x4024, 0x00},
+ {0x4025, 0x00},
+ {0x4026, 0x00},
+ {0x4027, 0x00},
+ {0x4028, 0x00},
+ {0x4029, 0x00},
+ {0x402a, 0x00},
+ {0x402b, 0x00},
+ {0x402c, 0x00},
+ {0x402d, 0x00},
+ {0x402e, 0x00},
+ {0x402f, 0x00},
+ {0x4040, 0x00},
+ {0x4041, 0x03},
+ {0x4042, 0x00},
+ {0x4043, 0x7A},
+ {0x4044, 0x00},
+ {0x4045, 0x7A},
+ {0x4046, 0x00},
+ {0x4047, 0x7A},
+ {0x4048, 0x00},
+ {0x4049, 0x7A},
+ {0x4303, 0x00},
+ {0x4307, 0x30},
+ {0x4500, 0x58},
+ {0x4501, 0x04},
+ {0x4502, 0x40},
+ {0x4503, 0x10},
+ {0x4508, 0xaa},
+ {0x4509, 0xaa},
+ {0x450a, 0x00},
+ {0x450b, 0x00},
+ {0x4600, 0x01},
+ {0x4601, 0x00},
+ {0x4700, 0xa4},
+ {0x4800, 0x4c},
+ {0x4816, 0x53},
+ {0x481f, 0x40},
+ {0x4837, 0x13},
+ {0x5000, 0x56},
+ {0x5001, 0x01},
+ {0x5002, 0x28},
+ {0x5004, 0x0c},
+ {0x5006, 0x0c},
+ {0x5007, 0xe0},
+ {0x5008, 0x01},
+ {0x5009, 0xb0},
+ {0x5901, 0x00},
+ {0x5a01, 0x00},
+ {0x5a03, 0x00},
+ {0x5a04, 0x0c},
+ {0x5a05, 0xe0},
+ {0x5a06, 0x09},
+ {0x5a07, 0xb0},
+ {0x5a08, 0x06},
+ {0x5e00, 0x00},
+ {0x3734, 0x40},
+ {0x5b00, 0x01},
+ {0x5b01, 0x10},
+ {0x5b02, 0x01},
+ {0x5b03, 0xdb},
+ {0x3d8c, 0x71},
+ {0x3d8d, 0xea},
+ {0x4017, 0x08},
+ {0x3618, 0x2a},
+ {0x5780, 0x3e},
+ {0x5781, 0x0f},
+ {0x5782, 0x44},
+ {0x5783, 0x02},
+ {0x5784, 0x01},
+ {0x5785, 0x01},
+ {0x5786, 0x00},
+ {0x5787, 0x04},
+ {0x5788, 0x02},
+ {0x5789, 0x0f},
+ {0x578a, 0xfd},
+ {0x578b, 0xf5},
+ {0x578c, 0xf5},
+ {0x578d, 0x03},
+ {0x578e, 0x08},
+ {0x578f, 0x0c},
+ {0x5790, 0x08},
+ {0x5791, 0x06},
+ {0x5792, 0x00},
+ {0x5793, 0x52},
+ {0x5794, 0xa3}
+};
+
+static const struct ov5670_reg mode_1280x720_regs[] = {
+ {0x3000, 0x00},
+ {0x3002, 0x21},
+ {0x3005, 0xf0},
+ {0x3007, 0x00},
+ {0x3015, 0x0f},
+ {0x3018, 0x32},
+ {0x301a, 0xf0},
+ {0x301b, 0xf0},
+ {0x301c, 0xf0},
+ {0x301d, 0xf0},
+ {0x301e, 0xf0},
+ {0x3030, 0x00},
+ {0x3031, 0x0a},
+ {0x303c, 0xff},
+ {0x303e, 0xff},
+ {0x3040, 0xf0},
+ {0x3041, 0x00},
+ {0x3042, 0xf0},
+ {0x3106, 0x11},
+ {0x3500, 0x00},
+ {0x3501, 0x7c},
+ {0x3502, 0x80},
+ {0x3503, 0x04},
+ {0x3504, 0x03},
+ {0x3505, 0x83},
+ {0x3508, 0x04},
+ {0x3509, 0x00},
+ {0x350e, 0x04},
+ {0x350f, 0x00},
+ {0x3510, 0x00},
+ {0x3511, 0x02},
+ {0x3512, 0x00},
+ {0x3601, 0xc8},
+ {0x3610, 0x88},
+ {0x3612, 0x48},
+ {0x3614, 0x5b},
+ {0x3615, 0x96},
+ {0x3621, 0xd0},
+ {0x3622, 0x00},
+ {0x3623, 0x00},
+ {0x3633, 0x13},
+ {0x3634, 0x13},
+ {0x3635, 0x13},
+ {0x3636, 0x13},
+ {0x3645, 0x13},
+ {0x3646, 0x82},
+ {0x3650, 0x00},
+ {0x3652, 0xff},
+ {0x3655, 0x20},
+ {0x3656, 0xff},
+ {0x365a, 0xff},
+ {0x365e, 0xff},
+ {0x3668, 0x00},
+ {0x366a, 0x07},
+ {0x366e, 0x08},
+ {0x366d, 0x00},
+ {0x366f, 0x80},
+ {0x3700, 0x28},
+ {0x3701, 0x10},
+ {0x3702, 0x3a},
+ {0x3703, 0x19},
+ {0x3704, 0x10},
+ {0x3705, 0x00},
+ {0x3706, 0x66},
+ {0x3707, 0x08},
+ {0x3708, 0x34},
+ {0x3709, 0x40},
+ {0x370a, 0x01},
+ {0x370b, 0x1b},
+ {0x3714, 0x24},
+ {0x371a, 0x3e},
+ {0x3733, 0x00},
+ {0x3734, 0x00},
+ {0x373a, 0x05},
+ {0x373b, 0x06},
+ {0x373c, 0x0a},
+ {0x373f, 0xa0},
+ {0x3755, 0x00},
+ {0x3758, 0x00},
+ {0x375b, 0x0e},
+ {0x3766, 0x5f},
+ {0x3768, 0x00},
+ {0x3769, 0x22},
+ {0x3773, 0x08},
+ {0x3774, 0x1f},
+ {0x3776, 0x06},
+ {0x37a0, 0x88},
+ {0x37a1, 0x5c},
+ {0x37a7, 0x88},
+ {0x37a8, 0x70},
+ {0x37aa, 0x88},
+ {0x37ab, 0x48},
+ {0x37b3, 0x66},
+ {0x37c2, 0x04},
+ {0x37c5, 0x00},
+ {0x37c8, 0x00},
+ {0x3800, 0x00},
+ {0x3801, 0x0c},
+ {0x3802, 0x00},
+ {0x3803, 0x04},
+ {0x3804, 0x0a},
+ {0x3805, 0x33},
+ {0x3806, 0x07},
+ {0x3807, 0xa3},
+ {0x3808, 0x05},
+ {0x3809, 0x00},
+ {0x380a, 0x02},
+ {0x380b, 0xd0},
+ {0x380c, 0x06},
+ {0x380d, 0x90},
+ {0x380e, 0x07},
+ {0x380f, 0xf6},
+ {0x3811, 0x04},
+ {0x3813, 0x02},
+ {0x3814, 0x03},
+ {0x3815, 0x01},
+ {0x3816, 0x00},
+ {0x3817, 0x00},
+ {0x3818, 0x00},
+ {0x3819, 0x00},
+ {0x3820, 0x94},
+ {0x3821, 0x47},
+ {0x3822, 0x48},
+ {0x3826, 0x00},
+ {0x3827, 0x08},
+ {0x382a, 0x03},
+ {0x382b, 0x01},
+ {0x3830, 0x08},
+ {0x3836, 0x02},
+ {0x3837, 0x00},
+ {0x3838, 0x10},
+ {0x3841, 0xff},
+ {0x3846, 0x48},
+ {0x3861, 0x00},
+ {0x3862, 0x04},
+ {0x3863, 0x06},
+ {0x3a11, 0x01},
+ {0x3a12, 0x78},
+ {0x3b00, 0x00},
+ {0x3b02, 0x00},
+ {0x3b03, 0x00},
+ {0x3b04, 0x00},
+ {0x3b05, 0x00},
+ {0x3c00, 0x89},
+ {0x3c01, 0xab},
+ {0x3c02, 0x01},
+ {0x3c03, 0x00},
+ {0x3c04, 0x00},
+ {0x3c05, 0x03},
+ {0x3c06, 0x00},
+ {0x3c07, 0x05},
+ {0x3c0c, 0x00},
+ {0x3c0d, 0x00},
+ {0x3c0e, 0x00},
+ {0x3c0f, 0x00},
+ {0x3c40, 0x00},
+ {0x3c41, 0xa3},
+ {0x3c43, 0x7d},
+ {0x3c45, 0xd7},
+ {0x3c47, 0xfc},
+ {0x3c50, 0x05},
+ {0x3c52, 0xaa},
+ {0x3c54, 0x71},
+ {0x3c56, 0x80},
+ {0x3d85, 0x17},
+ {0x3f03, 0x00},
+ {0x3f0a, 0x00},
+ {0x3f0b, 0x00},
+ {0x4001, 0x60},
+ {0x4009, 0x05},
+ {0x4020, 0x00},
+ {0x4021, 0x00},
+ {0x4022, 0x00},
+ {0x4023, 0x00},
+ {0x4024, 0x00},
+ {0x4025, 0x00},
+ {0x4026, 0x00},
+ {0x4027, 0x00},
+ {0x4028, 0x00},
+ {0x4029, 0x00},
+ {0x402a, 0x00},
+ {0x402b, 0x00},
+ {0x402c, 0x00},
+ {0x402d, 0x00},
+ {0x402e, 0x00},
+ {0x402f, 0x00},
+ {0x4040, 0x00},
+ {0x4041, 0x03},
+ {0x4042, 0x00},
+ {0x4043, 0x7A},
+ {0x4044, 0x00},
+ {0x4045, 0x7A},
+ {0x4046, 0x00},
+ {0x4047, 0x7A},
+ {0x4048, 0x00},
+ {0x4049, 0x7A},
+ {0x4303, 0x00},
+ {0x4307, 0x30},
+ {0x4500, 0x58},
+ {0x4501, 0x04},
+ {0x4502, 0x48},
+ {0x4503, 0x10},
+ {0x4508, 0x55},
+ {0x4509, 0x55},
+ {0x450a, 0x00},
+ {0x450b, 0x00},
+ {0x4600, 0x00},
+ {0x4601, 0x80},
+ {0x4700, 0xa4},
+ {0x4800, 0x4c},
+ {0x4816, 0x53},
+ {0x481f, 0x40},
+ {0x4837, 0x13},
+ {0x5000, 0x56},
+ {0x5001, 0x01},
+ {0x5002, 0x28},
+ {0x5004, 0x0c},
+ {0x5006, 0x0c},
+ {0x5007, 0xe0},
+ {0x5008, 0x01},
+ {0x5009, 0xb0},
+ {0x5901, 0x00},
+ {0x5a01, 0x00},
+ {0x5a03, 0x00},
+ {0x5a04, 0x0c},
+ {0x5a05, 0xe0},
+ {0x5a06, 0x09},
+ {0x5a07, 0xb0},
+ {0x5a08, 0x06},
+ {0x5e00, 0x00},
+ {0x3734, 0x40},
+ {0x5b00, 0x01},
+ {0x5b01, 0x10},
+ {0x5b02, 0x01},
+ {0x5b03, 0xdb},
+ {0x3d8c, 0x71},
+ {0x3d8d, 0xea},
+ {0x4017, 0x10},
+ {0x3618, 0x2a},
+ {0x5780, 0x3e},
+ {0x5781, 0x0f},
+ {0x5782, 0x44},
+ {0x5783, 0x02},
+ {0x5784, 0x01},
+ {0x5785, 0x01},
+ {0x5786, 0x00},
+ {0x5787, 0x04},
+ {0x5788, 0x02},
+ {0x5789, 0x0f},
+ {0x578a, 0xfd},
+ {0x578b, 0xf5},
+ {0x578c, 0xf5},
+ {0x578d, 0x03},
+ {0x578e, 0x08},
+ {0x578f, 0x0c},
+ {0x5790, 0x08},
+ {0x5791, 0x06},
+ {0x5792, 0x00},
+ {0x5793, 0x52},
+ {0x5794, 0xa3},
+ {0x3503, 0x00}
+};
+
+static const struct ov5670_reg mode_640x360_regs[] = {
+ {0x3000, 0x00},
+ {0x3002, 0x21},
+ {0x3005, 0xf0},
+ {0x3007, 0x00},
+ {0x3015, 0x0f},
+ {0x3018, 0x32},
+ {0x301a, 0xf0},
+ {0x301b, 0xf0},
+ {0x301c, 0xf0},
+ {0x301d, 0xf0},
+ {0x301e, 0xf0},
+ {0x3030, 0x00},
+ {0x3031, 0x0a},
+ {0x303c, 0xff},
+ {0x303e, 0xff},
+ {0x3040, 0xf0},
+ {0x3041, 0x00},
+ {0x3042, 0xf0},
+ {0x3106, 0x11},
+ {0x3500, 0x00},
+ {0x3501, 0x7c},
+ {0x3502, 0x80},
+ {0x3503, 0x04},
+ {0x3504, 0x03},
+ {0x3505, 0x83},
+ {0x3508, 0x04},
+ {0x3509, 0x00},
+ {0x350e, 0x04},
+ {0x350f, 0x00},
+ {0x3510, 0x00},
+ {0x3511, 0x02},
+ {0x3512, 0x00},
+ {0x3601, 0xc8},
+ {0x3610, 0x88},
+ {0x3612, 0x48},
+ {0x3614, 0x5b},
+ {0x3615, 0x96},
+ {0x3621, 0xd0},
+ {0x3622, 0x00},
+ {0x3623, 0x04},
+ {0x3633, 0x13},
+ {0x3634, 0x13},
+ {0x3635, 0x13},
+ {0x3636, 0x13},
+ {0x3645, 0x13},
+ {0x3646, 0x82},
+ {0x3650, 0x00},
+ {0x3652, 0xff},
+ {0x3655, 0x20},
+ {0x3656, 0xff},
+ {0x365a, 0xff},
+ {0x365e, 0xff},
+ {0x3668, 0x00},
+ {0x366a, 0x07},
+ {0x366e, 0x08},
+ {0x366d, 0x00},
+ {0x366f, 0x80},
+ {0x3700, 0x28},
+ {0x3701, 0x10},
+ {0x3702, 0x3a},
+ {0x3703, 0x19},
+ {0x3704, 0x10},
+ {0x3705, 0x00},
+ {0x3706, 0x66},
+ {0x3707, 0x08},
+ {0x3708, 0x34},
+ {0x3709, 0x40},
+ {0x370a, 0x01},
+ {0x370b, 0x1b},
+ {0x3714, 0x24},
+ {0x371a, 0x3e},
+ {0x3733, 0x00},
+ {0x3734, 0x00},
+ {0x373a, 0x05},
+ {0x373b, 0x06},
+ {0x373c, 0x0a},
+ {0x373f, 0xa0},
+ {0x3755, 0x00},
+ {0x3758, 0x00},
+ {0x375b, 0x0e},
+ {0x3766, 0x5f},
+ {0x3768, 0x00},
+ {0x3769, 0x22},
+ {0x3773, 0x08},
+ {0x3774, 0x1f},
+ {0x3776, 0x06},
+ {0x37a0, 0x88},
+ {0x37a1, 0x5c},
+ {0x37a7, 0x88},
+ {0x37a8, 0x70},
+ {0x37aa, 0x88},
+ {0x37ab, 0x48},
+ {0x37b3, 0x66},
+ {0x37c2, 0x04},
+ {0x37c5, 0x00},
+ {0x37c8, 0x00},
+ {0x3800, 0x00},
+ {0x3801, 0x0c},
+ {0x3802, 0x00},
+ {0x3803, 0x04},
+ {0x3804, 0x0a},
+ {0x3805, 0x33},
+ {0x3806, 0x07},
+ {0x3807, 0xa3},
+ {0x3808, 0x02},
+ {0x3809, 0x80},
+ {0x380a, 0x01},
+ {0x380b, 0x68},
+ {0x380c, 0x06},
+ {0x380d, 0x90},
+ {0x380e, 0x07},
+ {0x380f, 0xf6},
+ {0x3811, 0x04},
+ {0x3813, 0x02},
+ {0x3814, 0x07},
+ {0x3815, 0x01},
+ {0x3816, 0x00},
+ {0x3817, 0x00},
+ {0x3818, 0x00},
+ {0x3819, 0x00},
+ {0x3820, 0x94},
+ {0x3821, 0xc6},
+ {0x3822, 0x48},
+ {0x3826, 0x00},
+ {0x3827, 0x08},
+ {0x382a, 0x07},
+ {0x382b, 0x01},
+ {0x3830, 0x08},
+ {0x3836, 0x02},
+ {0x3837, 0x00},
+ {0x3838, 0x10},
+ {0x3841, 0xff},
+ {0x3846, 0x48},
+ {0x3861, 0x00},
+ {0x3862, 0x04},
+ {0x3863, 0x06},
+ {0x3a11, 0x01},
+ {0x3a12, 0x78},
+ {0x3b00, 0x00},
+ {0x3b02, 0x00},
+ {0x3b03, 0x00},
+ {0x3b04, 0x00},
+ {0x3b05, 0x00},
+ {0x3c00, 0x89},
+ {0x3c01, 0xab},
+ {0x3c02, 0x01},
+ {0x3c03, 0x00},
+ {0x3c04, 0x00},
+ {0x3c05, 0x03},
+ {0x3c06, 0x00},
+ {0x3c07, 0x05},
+ {0x3c0c, 0x00},
+ {0x3c0d, 0x00},
+ {0x3c0e, 0x00},
+ {0x3c0f, 0x00},
+ {0x3c40, 0x00},
+ {0x3c41, 0xa3},
+ {0x3c43, 0x7d},
+ {0x3c45, 0xd7},
+ {0x3c47, 0xfc},
+ {0x3c50, 0x05},
+ {0x3c52, 0xaa},
+ {0x3c54, 0x71},
+ {0x3c56, 0x80},
+ {0x3d85, 0x17},
+ {0x3f03, 0x00},
+ {0x3f0a, 0x00},
+ {0x3f0b, 0x00},
+ {0x4001, 0x60},
+ {0x4009, 0x05},
+ {0x4020, 0x00},
+ {0x4021, 0x00},
+ {0x4022, 0x00},
+ {0x4023, 0x00},
+ {0x4024, 0x00},
+ {0x4025, 0x00},
+ {0x4026, 0x00},
+ {0x4027, 0x00},
+ {0x4028, 0x00},
+ {0x4029, 0x00},
+ {0x402a, 0x00},
+ {0x402b, 0x00},
+ {0x402c, 0x00},
+ {0x402d, 0x00},
+ {0x402e, 0x00},
+ {0x402f, 0x00},
+ {0x4040, 0x00},
+ {0x4041, 0x03},
+ {0x4042, 0x00},
+ {0x4043, 0x7A},
+ {0x4044, 0x00},
+ {0x4045, 0x7A},
+ {0x4046, 0x00},
+ {0x4047, 0x7A},
+ {0x4048, 0x00},
+ {0x4049, 0x7A},
+ {0x4303, 0x00},
+ {0x4307, 0x30},
+ {0x4500, 0x58},
+ {0x4501, 0x04},
+ {0x4502, 0x40},
+ {0x4503, 0x10},
+ {0x4508, 0x55},
+ {0x4509, 0x55},
+ {0x450a, 0x02},
+ {0x450b, 0x00},
+ {0x4600, 0x00},
+ {0x4601, 0x40},
+ {0x4700, 0xa4},
+ {0x4800, 0x4c},
+ {0x4816, 0x53},
+ {0x481f, 0x40},
+ {0x4837, 0x13},
+ {0x5000, 0x56},
+ {0x5001, 0x01},
+ {0x5002, 0x28},
+ {0x5004, 0x0c},
+ {0x5006, 0x0c},
+ {0x5007, 0xe0},
+ {0x5008, 0x01},
+ {0x5009, 0xb0},
+ {0x5901, 0x00},
+ {0x5a01, 0x00},
+ {0x5a03, 0x00},
+ {0x5a04, 0x0c},
+ {0x5a05, 0xe0},
+ {0x5a06, 0x09},
+ {0x5a07, 0xb0},
+ {0x5a08, 0x06},
+ {0x5e00, 0x00},
+ {0x3734, 0x40},
+ {0x5b00, 0x01},
+ {0x5b01, 0x10},
+ {0x5b02, 0x01},
+ {0x5b03, 0xdb},
+ {0x3d8c, 0x71},
+ {0x3d8d, 0xea},
+ {0x4017, 0x10},
+ {0x3618, 0x2a},
+ {0x5780, 0x3e},
+ {0x5781, 0x0f},
+ {0x5782, 0x44},
+ {0x5783, 0x02},
+ {0x5784, 0x01},
+ {0x5785, 0x01},
+ {0x5786, 0x00},
+ {0x5787, 0x04},
+ {0x5788, 0x02},
+ {0x5789, 0x0f},
+ {0x578a, 0xfd},
+ {0x578b, 0xf5},
+ {0x578c, 0xf5},
+ {0x578d, 0x03},
+ {0x578e, 0x08},
+ {0x578f, 0x0c},
+ {0x5790, 0x08},
+ {0x5791, 0x06},
+ {0x5792, 0x00},
+ {0x5793, 0x52},
+ {0x5794, 0xa3},
+ {0x3503, 0x00}
+};
+
+/* Supported link frequencies */
+#define OV5670_LINK_FREQ_840MBPS 840000000
+#define OV5670_LINK_FREQ_840MBPS_INDEX 0
+static const struct ov5670_link_freq_config link_freq_configs[] = {
+ {
+ .pixel_rate = 336000000,
+ .reg_list = {
+ .num_of_regs = ARRAY_SIZE(mipi_data_rate_840mbps),
+ .regs = mipi_data_rate_840mbps,
+ }
+ }
+};
+
+static const const s64 link_freq_menu_items[] = {
+ OV5670_LINK_FREQ_840MBPS
+};
+
+/*
+ * OV5670 sensor supports following resolutions with full FOV:
+ * 4:3 ==> {2592x1944, 1296x972, 648x486}
+ * 16:9 ==> {2560x1440, 1280x720, 640x360}
+ */
+static const struct ov5670_mode supported_modes[] = {
+ {
+ .width = 2592,
+ .height = 1944,
+ .vts = 0x814,
+ .skip_frames = 2,
+ .reg_list = {
+ .num_of_regs = ARRAY_SIZE(mode_2592x1944_regs),
+ .regs = mode_2592x1944_regs,
+ },
+ .link_freq_index = OV5670_LINK_FREQ_840MBPS_INDEX,
+ },
+ {
+ .width = 1296,
+ .height = 972,
+ .vts = 0x814,
+ .skip_frames = 2,
+ .reg_list = {
+ .num_of_regs = ARRAY_SIZE(mode_1296x972_regs),
+ .regs = mode_1296x972_regs,
+ },
+ .link_freq_index = OV5670_LINK_FREQ_840MBPS_INDEX,
+ },
+ {
+ .width = 648,
+ .height = 486,
+ .vts = 0x814,
+ .skip_frames = 2,
+ .reg_list = {
+ .num_of_regs = ARRAY_SIZE(mode_648x486_regs),
+ .regs = mode_648x486_regs,
+ },
+ .link_freq_index = OV5670_LINK_FREQ_840MBPS_INDEX,
+ },
+ {
+ .width = 2560,
+ .height = 1440,
+ .vts = 0x7f6,
+ .skip_frames = 2,
+ .reg_list = {
+ .num_of_regs = ARRAY_SIZE(mode_2560x1440_regs),
+ .regs = mode_2560x1440_regs,
+ },
+ .link_freq_index = OV5670_LINK_FREQ_840MBPS_INDEX,
+ },
+ {
+ .width = 1280,
+ .height = 720,
+ .vts = 0x7f6,
+ .skip_frames = 2,
+ .reg_list = {
+ .num_of_regs = ARRAY_SIZE(mode_1280x720_regs),
+ .regs = mode_1280x720_regs,
+ },
+ .link_freq_index = OV5670_LINK_FREQ_840MBPS_INDEX,
+ },
+ {
+ .width = 640,
+ .height = 360,
+ .vts = 0x7f6,
+ .skip_frames = 2,
+ .reg_list = {
+ .num_of_regs = ARRAY_SIZE(mode_640x360_regs),
+ .regs = mode_640x360_regs,
+ },
+ .link_freq_index = OV5670_LINK_FREQ_840MBPS_INDEX,
+ }
+};
+
+/* Read registers up to 4 at a time */
+static int ov5670_read_reg(struct ov5670 *ov5670, u16 reg, u32 len, u32 *val)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ struct i2c_msg msgs[2];
+ u8 *data_be_p;
+ u32 data_be = 0;
+ u16 reg_addr_be = cpu_to_be16(reg);
+ int ret;
+
+ if (len > 4)
+ 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;
+}
+
+/* Write registers up to 4 at a time */
+static int ov5670_write_reg(struct ov5670 *ov5670, u16 reg, u32 len, u32 val)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ int buf_i;
+ int val_i;
+ u8 buf[6];
+ u8 *val_p;
+
+ if (len > 4)
+ return -EINVAL;
+
+ buf[0] = reg >> 8;
+ buf[1] = reg & 0xff;
+
+ buf_i = 2;
+ val_p = (u8 *)&val;
+ val_i = len - 1;
+
+ while (val_i >= 0)
+ buf[buf_i++] = val_p[val_i--];
+
+ if (i2c_master_send(client, buf, len + 2) != len + 2)
+ return -EIO;
+
+ return 0;
+}
+
+/* Write a list of registers */
+static int ov5670_write_regs(struct ov5670 *ov5670,
+ const struct ov5670_reg *regs, u32 len)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ u32 i;
+ int ret;
+
+ for (i = 0; i < len; i++) {
+ ret = ov5670_write_reg(ov5670, regs[i].address, 1, regs[i].val);
+ if (ret) {
+ dev_err_ratelimited(
+ &client->dev,
+ "Failed to write reg 0x%4.4x. error = %d\n",
+ regs[i].address, ret);
+
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static int ov5670_write_reg_list(struct ov5670 *ov5670,
+ const struct ov5670_reg_list *r_list)
+{
+ return ov5670_write_regs(ov5670, r_list->regs, r_list->num_of_regs);
+}
+
+/*
+ * register group hold start
+ */
+static int ov5670_group_hold_start(struct ov5670 *ov5670, u8 group_id)
+{
+ return ov5670_write_reg(ov5670, OV5670_REG_GROUP_ACCESS,
+ OV5670_REG_VALUE_08BIT,
+ OV5670_GROUP_HOLD_START(group_id));
+}
+
+/*
+ * register group hold end
+ */
+static int ov5670_group_hold_end(struct ov5670 *ov5670, u8 group_id)
+{
+ return ov5670_write_reg(ov5670, OV5670_REG_GROUP_ACCESS,
+ OV5670_REG_VALUE_08BIT,
+ OV5670_GROUP_HOLD_END(group_id));
+}
+
+/*
+ * launch registers
+ */
+static int ov5670_launch_group(struct ov5670 *ov5670, u8 group_id)
+{
+ return ov5670_write_reg(ov5670, OV5670_REG_GROUP_ACCESS,
+ OV5670_REG_VALUE_08BIT,
+ OV5670_GROUP_LAUNCH(group_id));
+}
+
+/* Open sub-device */
+static int ov5670_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
+{
+ struct ov5670 *ov5670 = to_ov5670(sd);
+ struct v4l2_mbus_framefmt *try_fmt;
+
+ mutex_lock(&ov5670->mutex);
+
+ /* Initialize try_fmt */
+ try_fmt = v4l2_subdev_get_try_format(sd, fh->pad, 0);
+ try_fmt->width = ov5670->cur_mode->width;
+ try_fmt->height = ov5670->cur_mode->height;
+ try_fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10;
+ try_fmt->field = V4L2_FIELD_NONE;
+
+ /* No crop or compose */
+ mutex_unlock(&ov5670->mutex);
+
+ return 0;
+}
+
+/* Update analog gain */
+static int ov5670_update_analog_gain(struct ov5670 *ov5670,
+ struct v4l2_ctrl *ctrl)
+{
+ return ov5670_write_reg(ov5670, OV5670_REG_ANALOG_GAIN,
+ OV5670_REG_VALUE_16BIT, ctrl->val);
+}
+
+/* Exposure control */
+static int ov5670_update_exposure(struct ov5670 *ov5670,
+ struct v4l2_ctrl *ctrl)
+{
+ u32 exposure;
+ u32 new_vts;
+ int ret;
+
+ /* Ignore fractional part */
+ exposure = ctrl->val >> 4;
+ if (exposure > ov5670->cur_mode->vts - 8)
+ new_vts = exposure + 8;
+ else
+ new_vts = ov5670->cur_mode->vts;
+
+ ret = ov5670_group_hold_start(ov5670, 0);
+ if (ret)
+ return ret;
+
+ ret = ov5670_write_reg(ov5670, OV5670_REG_VTS,
+ OV5670_REG_VALUE_16BIT, new_vts);
+ if (ret)
+ return ret;
+
+ ret = ov5670_write_reg(ov5670, OV5670_REG_EXPOSURE,
+ OV5670_REG_VALUE_24BIT, ctrl->val);
+ if (ret)
+ return ret;
+
+ ret = ov5670_group_hold_end(ov5670, 0);
+ if (ret)
+ return ret;
+
+ return ov5670_launch_group(ov5670, 0);
+}
+
+/* Initialize control handlers */
+static int ov5670_set_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct ov5670 *ov5670 = container_of(ctrl->handler,
+ struct ov5670, ctrl_handler);
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ int ret;
+
+ /* V4L2 controls values will be applied only when power is already up */
+ if (pm_runtime_get_if_in_use(&client->dev) <= 0)
+ return 0;
+
+ ret = 0;
+ switch (ctrl->id) {
+ case V4L2_CID_ANALOGUE_GAIN:
+ return ov5670_update_analog_gain(ov5670, ctrl);
+ case V4L2_CID_EXPOSURE:
+ return ov5670_update_exposure(ov5670, ctrl);
+ default:
+ dev_info(&client->dev, "%s Unhandled id:0x%x, val:0x%x\n",
+ __func__, ctrl->id, ctrl->val);
+ break;
+ };
+
+ pm_runtime_put(&client->dev);
+
+ return ret;
+}
+
+static const struct v4l2_ctrl_ops ov5670_ctrl_ops = {
+ .s_ctrl = ov5670_set_ctrl,
+};
+
+/* Initialize control handlers */
+static int ov5670_init_controls(struct ov5670 *ov5670)
+{
+ struct v4l2_ctrl_handler *ctrl_hdlr;
+ int ret;
+
+ ctrl_hdlr = &ov5670->ctrl_handler;
+ ret = v4l2_ctrl_handler_init(ctrl_hdlr, 4);
+ if (ret)
+ return ret;
+
+ ctrl_hdlr->lock = &ov5670->mutex;
+ ov5670->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr,
+ &ov5670_ctrl_ops,
+ V4L2_CID_LINK_FREQ, 0, 0,
+ link_freq_menu_items);
+ ov5670->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
+
+ /* By default, V4L2_CID_PIXEL_RATE is read only */
+ ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops,
+ V4L2_CID_PIXEL_RATE, 0,
+ OV5670_LINK_FREQ_840MBPS, 1,
+ link_freq_configs[0].pixel_rate);
+
+ /* Get min, max, step, default from sensor */
+ v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_ANALOGUE_GAIN,
+ ANALOG_GAIN_MIN, ANALOG_GAIN_MAX, ANALOG_GAIN_STEP,
+ ANALOG_GAIN_DEFAULT);
+
+ /* Get min, max, step, default from sensor */
+ v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, V4L2_CID_EXPOSURE,
+ EXPOSURE_MIN, EXPOSURE_MAX, EXPOSURE_STEP,
+ EXPOSURE_DEFAULT);
+
+ if (ctrl_hdlr->error) {
+ ret = ctrl_hdlr->error;
+ goto error;
+ }
+
+ ov5670->sd.ctrl_handler = ctrl_hdlr;
+
+ return 0;
+
+error:
+ v4l2_ctrl_handler_free(ctrl_hdlr);
+
+ return ret;
+}
+
+static int ov5670_enum_mbus_code(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_mbus_code_enum *code)
+{
+ /* Only one bayer order GRBG is supported */
+ if (code->index > 0)
+ return -EINVAL;
+
+ code->code = MEDIA_BUS_FMT_SGRBG10_1X10;
+
+ return 0;
+}
+
+static int ov5670_enum_frame_size(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_frame_size_enum *fse)
+{
+ if (fse->index >= ARRAY_SIZE(supported_modes))
+ return -EINVAL;
+
+ if (fse->code != MEDIA_BUS_FMT_SGRBG10_1X10)
+ return -EINVAL;
+
+ fse->min_width = supported_modes[fse->index].width;
+ fse->max_width = fse->min_width;
+ fse->min_height = supported_modes[fse->index].height;
+ fse->max_height = fse->min_height;
+
+ return 0;
+}
+
+/* Calculate resolution distance */
+static int ov5670_get_reso_dist(const struct ov5670_mode *mode,
+ struct v4l2_mbus_framefmt *framefmt)
+{
+ return abs(mode->width - framefmt->width) +
+ abs(mode->height - framefmt->height);
+}
+
+/* Find the closest supported resolution to the requested resolution */
+static const struct ov5670_mode *ov5670_find_best_fit(
+ struct ov5670 *ov5670,
+ struct v4l2_subdev_format *fmt)
+{
+ struct v4l2_mbus_framefmt *framefmt = &fmt->format;
+ int dist;
+ int cur_best_fit = 0;
+ int cur_best_fit_dist = -1;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(supported_modes); i++) {
+ dist = ov5670_get_reso_dist(&supported_modes[i], framefmt);
+ if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) {
+ cur_best_fit_dist = dist;
+ cur_best_fit = i;
+ }
+ }
+
+ return &supported_modes[cur_best_fit];
+}
+
+static void ov5670_update_pad_format(const struct ov5670_mode *mode,
+ struct v4l2_subdev_format *fmt)
+{
+ fmt->format.width = mode->width;
+ fmt->format.height = mode->height;
+ fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
+ fmt->format.field = V4L2_FIELD_NONE;
+}
+
+static int ov5670_do_get_pad_format(struct ov5670 *ov5670,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_format *fmt)
+{
+ if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
+ fmt->format = *v4l2_subdev_get_try_format(&ov5670->sd, cfg,
+ fmt->pad);
+ else
+ ov5670_update_pad_format(ov5670->cur_mode, fmt);
+
+ return 0;
+}
+
+static int ov5670_get_pad_format(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_format *fmt)
+{
+ struct ov5670 *ov5670 = to_ov5670(sd);
+ int ret;
+
+ mutex_lock(&ov5670->mutex);
+ ret = ov5670_do_get_pad_format(ov5670, cfg, fmt);
+ mutex_unlock(&ov5670->mutex);
+
+ return ret;
+}
+
+static int ov5670_set_pad_format(struct v4l2_subdev *sd,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_format *fmt)
+{
+ struct ov5670 *ov5670 = to_ov5670(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ const struct ov5670_mode *mode;
+
+ dev_dbg(&client->dev, "%s sd_name: %s pad: %d w: %d, h: %d code: 0x%x",
+ __func__, sd->name, fmt->pad, fmt->format.width,
+ fmt->format.height, fmt->format.code);
+
+ mutex_lock(&ov5670->mutex);
+
+ if (fmt->format.code != MEDIA_BUS_FMT_SGRBG10_1X10)
+ fmt->format.code = MEDIA_BUS_FMT_SGRBG10_1X10;
+
+ mode = ov5670_find_best_fit(ov5670, fmt);
+ ov5670_update_pad_format(mode, fmt);
+ if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
+ *v4l2_subdev_get_try_format(sd, cfg, fmt->pad) = fmt->format;
+ } else {
+ ov5670->cur_mode = mode;
+ __v4l2_ctrl_s_ctrl(ov5670->link_freq, mode->link_freq_index);
+ __v4l2_ctrl_s_ctrl_int64(
+ ov5670->pixel_rate,
+ link_freq_configs[mode->link_freq_index].pixel_rate);
+ }
+
+ mutex_unlock(&ov5670->mutex);
+
+ return 0;
+}
+
+static int ov5670_get_skip_frames(struct v4l2_subdev *sd, u32 *frames)
+{
+ struct ov5670 *ov5670 = to_ov5670(sd);
+
+ mutex_lock(&ov5670->mutex);
+ *frames = ov5670->cur_mode->skip_frames;
+ mutex_unlock(&ov5670->mutex);
+
+ return 0;
+}
+
+/* Prepare streaming by writing default values and customized values */
+static int ov5670_prepare_streaming(struct ov5670 *ov5670)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ const struct ov5670_reg_list *reg_list;
+ int link_freq_index;
+ int ret;
+
+ /* Get out of from software reset */
+ ret = ov5670_write_reg(ov5670, OV5670_REG_SOFTWARE_RST,
+ OV5670_REG_VALUE_08BIT, OV5670_SOFTWARE_RST);
+ if (ret) {
+ dev_err(&client->dev, "%s failed to set powerup registers\n",
+ __func__);
+ return ret;
+ }
+
+ /* Setup PLL */
+ link_freq_index = ov5670->cur_mode->link_freq_index;
+ reg_list = &link_freq_configs[link_freq_index].reg_list;
+ ret = ov5670_write_reg_list(ov5670, reg_list);
+ if (ret) {
+ dev_err(&client->dev, "%s failed to set plls\n", __func__);
+ return ret;
+ }
+
+ /* Apply default values of current mode */
+ reg_list = &ov5670->cur_mode->reg_list;
+ ret = ov5670_write_reg_list(ov5670, reg_list);
+ if (ret) {
+ dev_err(&client->dev, "%s failed to set mode\n", __func__);
+ return ret;
+ }
+
+ return __v4l2_ctrl_handler_setup(ov5670->sd.ctrl_handler);
+}
+
+static int ov5670_start_streaming(struct ov5670 *ov5670)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ int ret;
+
+ /* Write stream on list */
+ ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
+ OV5670_REG_VALUE_08BIT, OV5670_MODE_STREAMING);
+ if (ret) {
+ dev_err(&client->dev, "%s failed to set stream\n", __func__);
+ return ret;
+ }
+
+ ov5670->streaming = 1;
+
+ return 0;
+}
+
+static int ov5670_stop_streaming(struct ov5670 *ov5670)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ int ret;
+
+ ret = ov5670_write_reg(ov5670, OV5670_REG_MODE_SELECT,
+ OV5670_REG_VALUE_08BIT, OV5670_MODE_STANDBY);
+ if (ret) {
+ dev_err(&client->dev, "%s failed to set stream\n", __func__);
+ return ret;
+ }
+ ov5670->streaming = 0;
+
+ return ret;
+}
+
+static int ov5670_set_stream(struct v4l2_subdev *sd, int enable)
+{
+ struct ov5670 *ov5670 = to_ov5670(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ int ret = 0;
+
+ mutex_lock(&ov5670->mutex);
+ if (ov5670->streaming == enable)
+ goto unlock_and_return;
+
+ if (enable) {
+ ret = pm_runtime_get_sync(&client->dev);
+ if (ret < 0) {
+ pm_runtime_put_noidle(&client->dev);
+ goto unlock_and_return;
+ }
+
+ ret = ov5670_prepare_streaming(ov5670);
+ if (ret)
+ goto error;
+
+ ret = ov5670_start_streaming(ov5670);
+ } else {
+ ret = ov5670_stop_streaming(ov5670);
+ pm_runtime_put(&client->dev);
+ }
+ goto unlock_and_return;
+
+error:
+ pm_runtime_put(&client->dev);
+
+unlock_and_return:
+ mutex_unlock(&ov5670->mutex);
+
+ return ret;
+}
+
+static int __maybe_unused ov5670_suspend(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+ struct ov5670 *ov5670 = to_ov5670(sd);
+
+ if (ov5670->streaming)
+ ov5670_stop_streaming(ov5670);
+
+ return 0;
+}
+
+static int __maybe_unused ov5670_resume(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+ struct ov5670 *ov5670 = to_ov5670(sd);
+ int ret;
+
+ if (ov5670->streaming) {
+ ret = ov5670_prepare_streaming(ov5670);
+ if (ret)
+ goto error_prepare;
+ ret = ov5670_start_streaming(ov5670);
+ if (ret)
+ goto error_prepare;
+ }
+
+ return 0;
+
+error_prepare:
+ ov5670_stop_streaming(ov5670);
+ return ret;
+}
+
+/* Verify chip ID */
+static int ov5670_identify_module(struct ov5670 *ov5670)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(&ov5670->sd);
+ int ret;
+ u32 val;
+
+ ret = ov5670_read_reg(ov5670, OV5670_REG_CHIP_ID,
+ OV5670_REG_VALUE_24BIT, &val);
+ if (ret)
+ return ret;
+
+ if (val != OV5670_CHIP_ID) {
+ dev_err(&client->dev, "chip id mismatch: %x!=%x\n",
+ OV5670_CHIP_ID, val);
+ return -ENOTTY;
+ }
+
+ return 0;
+}
+
+static const struct v4l2_subdev_video_ops ov5670_video_ops = {
+ .s_stream = ov5670_set_stream,
+};
+
+static const struct v4l2_subdev_pad_ops ov5670_pad_ops = {
+ .enum_mbus_code = ov5670_enum_mbus_code,
+ .get_fmt = ov5670_get_pad_format,
+ .set_fmt = ov5670_set_pad_format,
+ .enum_frame_size = ov5670_enum_frame_size,
+};
+
+static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = {
+ .g_skip_frames = ov5670_get_skip_frames,
+};
+
+static const struct v4l2_subdev_ops ov5670_subdev_ops = {
+ .video = &ov5670_video_ops,
+ .pad = &ov5670_pad_ops,
+ .sensor = &ov5670_sensor_ops,
+};
+
+static const struct media_entity_operations ov5670_subdev_entity_ops = {
+ .link_validate = v4l2_subdev_link_validate,
+};
+
+static const struct v4l2_subdev_internal_ops ov5670_internal_ops = {
+ .open = ov5670_open,
+};
+
+static int ov5670_probe(struct i2c_client *client,
+ const struct i2c_device_id *devid)
+{
+ struct ov5670 *ov5670;
+ const char *err_msg;
+ int ret;
+
+ ov5670 = devm_kzalloc(&client->dev, sizeof(*ov5670), GFP_KERNEL);
+ if (!ov5670) {
+ ret = -ENOMEM;
+ err_msg = "devm_kzalloc() error";
+ goto error_print;
+ }
+
+ /* Initialize subdev */
+ v4l2_i2c_subdev_init(&ov5670->sd, client, &ov5670_subdev_ops);
+
+ /* Check module identity */
+ ret = ov5670_identify_module(ov5670);
+ if (ret) {
+ err_msg = "ov5670_identify_module() error";
+ goto error_print;
+ }
+
+ mutex_init(&ov5670->mutex);
+
+ /* Set default mode to max resolution */
+ ov5670->cur_mode = &supported_modes[0];
+
+ ret = ov5670_init_controls(ov5670);
+ if (ret) {
+ err_msg = "ov5670_init_controls() error";
+ goto error_mutex_destroy;
+ }
+
+ ov5670->sd.internal_ops = &ov5670_internal_ops;
+ ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+ ov5670->sd.entity.ops = &ov5670_subdev_entity_ops;
+ ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;
+
+ /* Source pad initialization */
+ ov5670->pad.flags = MEDIA_PAD_FL_SOURCE;
+ ret = media_entity_pads_init(&ov5670->sd.entity, 1, &ov5670->pad);
+ if (ret) {
+ err_msg = "media_entity_pads_init() error";
+ goto error_handler_free;
+ }
+
+ /* Enable runtime pm management */
+ pm_runtime_enable(&client->dev);
+
+ /* Async register for subdev */
+ ret = v4l2_async_register_subdev(&ov5670->sd);
+ if (ret < 0) {
+ err_msg = "v4l2_async_register_subdev() error";
+ goto error_entity_cleanup;
+ }
+
+ ov5670->streaming = 0;
+
+ return 0;
+
+error_entity_cleanup:
+ pm_runtime_disable(&client->dev);
+ media_entity_cleanup(&ov5670->sd.entity);
+
+error_handler_free:
+ v4l2_ctrl_handler_free(ov5670->sd.ctrl_handler);
+
+error_mutex_destroy:
+ mutex_destroy(&ov5670->mutex);
+
+error_print:
+ dev_err(&client->dev, "%s: %s %d\n", __func__, err_msg, ret);
+
+ return ret;
+}
+
+static int ov5670_remove(struct i2c_client *client)
+{
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+ struct ov5670 *ov5670 = to_ov5670(sd);
+
+ v4l2_async_unregister_subdev(sd);
+ media_entity_cleanup(&sd->entity);
+ v4l2_ctrl_handler_free(sd->ctrl_handler);
+ mutex_destroy(&ov5670->mutex);
+
+ pm_runtime_disable(&client->dev);
+
+ return 0;
+}
+
+static const struct i2c_device_id ov5670_id_table[] = {
+ {"ov5670", 0},
+ {},
+};
+
+MODULE_DEVICE_TABLE(i2c, ov5670_id_table);
+
+static const struct dev_pm_ops ov5670_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(ov5670_suspend, ov5670_resume)
+};
+
+#ifdef CONFIG_ACPI
+static const struct acpi_device_id ov5670_acpi_ids[] = {
+ {"INT3479"},
+ { /* sentinel */ }
+};
+
+MODULE_DEVICE_TABLE(acpi, ov5670_acpi_ids);
+#endif
+
+static struct i2c_driver ov5670_i2c_driver = {
+ .driver = {
+ .name = "ov5670",
+ .owner = THIS_MODULE,
+ .pm = &ov5670_pm_ops,
+ .acpi_match_table = ACPI_PTR(ov5670_acpi_ids),
+ },
+ .probe = ov5670_probe,
+ .remove = ov5670_remove,
+ .id_table = ov5670_id_table,
+};
+
+module_i2c_driver(ov5670_i2c_driver);
+
+MODULE_AUTHOR("Rapolu, Chiranjeevi <chiranjeevi.rapolu@xxxxxxxxx>");
+MODULE_AUTHOR("Yang, Hyungwoo <hyungwoo.yang@xxxxxxxxx>");
+MODULE_DESCRIPTION("Omnivision ov5670 sensor driver");
+MODULE_LICENSE("GPL v2");
--
1.9.1
