summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/media/video/tegra/Kconfig7
-rw-r--r--drivers/media/video/tegra/Makefile2
-rw-r--r--drivers/media/video/tegra/ar0832_focuser.c230
-rw-r--r--drivers/media/video/tegra/ar0832_main.c1171
-rw-r--r--include/media/ar0832_focuser.h56
-rw-r--r--include/media/ar0832_main.h91
6 files changed, 1557 insertions, 0 deletions
diff --git a/drivers/media/video/tegra/Kconfig b/drivers/media/video/tegra/Kconfig
index afcbec6b25ab..5b6ffd50ad25 100644
--- a/drivers/media/video/tegra/Kconfig
+++ b/drivers/media/video/tegra/Kconfig
@@ -24,6 +24,13 @@ config VIDEO_OV2710
This is a driver for the Omnivision OV2710 camera sensor
for use with the tegra isp.
+config VIDEO_AR0832
+ tristate "AR0832 camera sensor support"
+ depends on I2C && ARCH_TEGRA
+ ---help---
+ This is a driver for the AR0832 camera sensor
+ for use with the tegra isp.
+
config VIDEO_SOC380
tristate "SOC380 camera sensor support"
depends on I2C && ARCH_TEGRA
diff --git a/drivers/media/video/tegra/Makefile b/drivers/media/video/tegra/Makefile
index 872a3ce0d30a..c49c458f1760 100644
--- a/drivers/media/video/tegra/Makefile
+++ b/drivers/media/video/tegra/Makefile
@@ -4,6 +4,8 @@
obj-y += avp/
obj-$(CONFIG_TEGRA_MEDIASERVER) += mediaserver/
obj-$(CONFIG_TEGRA_CAMERA) += tegra_camera.o
+obj-$(CONFIG_VIDEO_AR0832) += ar0832_main.o
+obj-$(CONFIG_VIDEO_AR0832) += ar0832_focuser.o
obj-$(CONFIG_VIDEO_OV5650) += ov5650.o
obj-$(CONFIG_VIDEO_OV2710) += ov2710.o
obj-$(CONFIG_VIDEO_SOC380) += soc380.o
diff --git a/drivers/media/video/tegra/ar0832_focuser.c b/drivers/media/video/tegra/ar0832_focuser.c
new file mode 100644
index 000000000000..26c03c981e3f
--- /dev/null
+++ b/drivers/media/video/tegra/ar0832_focuser.c
@@ -0,0 +1,230 @@
+/*
+* ar0832_focuser.c - focuser driver
+*
+* Copyright (c) 2011, NVIDIA, All Rights Reserved.
+*
+* This file is licensed under the terms of the GNU General Public License
+* version 2. This program is licensed "as is" without any warranty of any
+* kind, whether express or implied.
+*/
+
+#include <linux/delay.h>
+#include <linux/fs.h>
+#include <linux/i2c.h>
+#include <linux/miscdevice.h>
+#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
+#include <linux/uaccess.h>
+#include <media/ar0832_focuser.h>
+
+
+#define POS_LOW 50
+#define POS_HIGH 1000
+#define SETTLETIME_MS 100
+#define FOCAL_LENGTH (3.5f)
+#define FNUMBER (2.8f)
+#define FPOS_COUNT 1024
+DEFINE_MUTEX(star_focuser_lock);
+#define DW9716_MAX_RETRIES (3)
+
+static int ar0832_focuser_write(struct i2c_client *client, u16 value)
+{
+ int count;
+ struct i2c_msg msg[1];
+ unsigned char data[2];
+ int retry = 0;
+
+ if (!client->adapter)
+ return -ENODEV;
+
+ data[0] = (u8) ((value >> 4) & 0x3F);
+ data[1] = (u8) ((value & 0xF) << 4);
+ /* Slew rate control (8 steps, 50us) */
+ data[1] = (data[1] & 0xF0) | 0x05;
+
+ msg[0].addr = client->addr;
+ msg[0].flags = 0;
+ msg[0].len = ARRAY_SIZE(data);
+ msg[0].buf = data;
+
+ do {
+ count = i2c_transfer(client->adapter, msg, ARRAY_SIZE(msg));
+ if (count == ARRAY_SIZE(msg))
+ return 0;
+ retry++;
+ pr_err("ar0832_focuser: i2c transfer failed, retrying %x\n",
+ value);
+ usleep_range(3000, 3500);
+ } while (retry <= DW9716_MAX_RETRIES);
+ return -EIO;
+}
+
+static int ar0832_focuser_write_helper(
+ struct ar0832_focuser_info *info, u16 value)
+{
+ int ret;
+ switch (info->camera_mode) {
+ case MAIN:
+ case LEFT_ONLY:
+ ret = ar0832_focuser_write(info->i2c_client, value);
+ break;
+ case STEREO:
+ ret = ar0832_focuser_write(info->i2c_client, value);
+ ret = ar0832_focuser_write(info->i2c_client_right, value);
+ break;
+ case RIGHT_ONLY:
+ ret = ar0832_focuser_write(info->i2c_client_right, value);
+ break;
+ default:
+ return -1;
+ }
+ return ret;
+}
+static int ar0832_focuser_set_position(
+ struct ar0832_focuser_info *info, u32 position)
+{
+ if (position < info->config.pos_low ||
+ position > info->config.pos_high)
+ return -EINVAL;
+
+ return ar0832_focuser_write(info->i2c_client, position);
+}
+
+static long ar0832_focuser_ioctl(struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ struct ar0832_focuser_info *info = file->private_data;
+ int ret;
+ switch (cmd) {
+ case AR0832_FOCUSER_IOCTL_GET_CONFIG:
+ {
+ if (copy_to_user((void __user *) arg,
+ &info->config,
+ sizeof(info->config))) {
+ pr_err("%s: 0x%x\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+
+ break;
+ }
+ case AR0832_FOCUSER_IOCTL_SET_POSITION:
+ mutex_lock(&star_focuser_lock);
+ ret = ar0832_focuser_set_position(info, (u32) arg);
+ mutex_unlock(&star_focuser_lock);
+ return ret;
+ case AR0832_FOCUSER_IOCTL_SET_MODE:
+ info->camera_mode = (enum StereoCameraMode)arg;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static struct ar0832_focuser_info *info;
+
+static int ar0832_focuser_open(struct inode *inode, struct file *file)
+{
+ pr_info("ar0832_focuser: open!\n");
+ file->private_data = info;
+ return 0;
+}
+
+int ar0832_focuser_release(struct inode *inode, struct file *file)
+{
+ pr_info("ar0832_focuser: release!\n");
+ file->private_data = NULL;
+ return 0;
+}
+
+
+static const struct file_operations ar0832_focuser_fileops = {
+ .owner = THIS_MODULE,
+ .open = ar0832_focuser_open,
+ .unlocked_ioctl = ar0832_focuser_ioctl,
+ .release = ar0832_focuser_release,
+};
+
+static struct miscdevice ar0832_focuser_device = {
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = "ar0832_focuser",
+ .fops = &ar0832_focuser_fileops,
+};
+
+static int ar0832_focuser_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ int err;
+
+ pr_info("ar0832_focuser: probing sensor.\n");
+
+ info = kzalloc(sizeof(struct ar0832_focuser_info), GFP_KERNEL);
+ if (!info) {
+ pr_err("ar0832_focuser: Unable to allocate memory!\n");
+ return -ENOMEM;
+ }
+
+ err = misc_register(&ar0832_focuser_device);
+ if (err) {
+ pr_err("ar0832_focuser: Unable to register misc device!\n");
+ kfree(info);
+ return err;
+ }
+
+ info->regulator = 0;
+ info->i2c_client = client;
+ info->config.settle_time = SETTLETIME_MS;
+ /* FIX-ME */
+ /*
+ focuser_info->config.focal_length = FOCAL_LENGTH;
+ focuser_info->config.fnumber = FNUMBER;
+ */
+ info->config.pos_low = POS_LOW;
+ info->config.pos_high = POS_HIGH;
+ i2c_set_clientdata(client, info);
+
+ return 0;
+}
+
+static int ar0832_focuser_remove(struct i2c_client *client)
+{
+ struct ar0832_focuser_info *info;
+ info = i2c_get_clientdata(client);
+ misc_deregister(&ar0832_focuser_device);
+ kfree(info);
+ return 0;
+}
+
+static const struct i2c_device_id ar0832_focuser_id[] = {
+ { "ar0832_focuser", 0 },
+ { },
+};
+
+MODULE_DEVICE_TABLE(i2c, ar0832_focuser_id);
+
+static struct i2c_driver ar0832_focuser_i2c_driver = {
+ .driver = {
+ .name = "ar0832_focuser",
+ .owner = THIS_MODULE,
+ },
+ .probe = ar0832_focuser_probe,
+ .remove = ar0832_focuser_remove,
+ .id_table = ar0832_focuser_id,
+};
+
+static int __init ar0832_focuser_init(void)
+{
+ pr_info("ar0832_focuser sensor driver loading\n");
+ i2c_add_driver(&ar0832_focuser_i2c_driver);
+
+ return 0;
+}
+
+static void __exit ar0832_focuser_exit(void)
+{
+ i2c_del_driver(&ar0832_focuser_i2c_driver);
+}
+
+module_init(ar0832_focuser_init);
+module_exit(ar0832_focuser_exit);
diff --git a/drivers/media/video/tegra/ar0832_main.c b/drivers/media/video/tegra/ar0832_main.c
new file mode 100644
index 000000000000..c0802d56e636
--- /dev/null
+++ b/drivers/media/video/tegra/ar0832_main.c
@@ -0,0 +1,1171 @@
+/*
+* ar0832_main.c - Aptina AR0832 8M Bayer type sensor driver
+*
+* Copyright (c) 2011, NVIDIA, All Rights Reserved.
+*
+* This file is licensed under the terms of the GNU General Public License
+* version 2. This program is licensed "as is" without any warranty of any
+* kind, whether express or implied.
+*/
+
+#include <linux/delay.h>
+#include <linux/fs.h>
+#include <linux/i2c.h>
+#include <linux/miscdevice.h>
+#include <linux/slab.h>
+#include <linux/uaccess.h>
+#include <media/ar0832_main.h>
+#include <media/ar0832_focuser.h>
+#include <mach/hardware.h>
+#include <linux/gpio.h>
+
+DEFINE_MUTEX(ar0832_camera_lock);
+
+#define AR0832_RESET TEGRA_GPIO_PD2
+#define AR0832_PWRDN TEGRA_GPIO_PD5
+#define USE_I2C_DATA_2BYTES
+
+#define POS_LOW 50
+#define POS_HIGH 1000
+#define SETTLETIME_MS 100
+#define FOCAL_LENGTH (3.5f)
+#define FNUMBER (2.8f)
+#define FPOS_COUNT 1024
+
+struct ar0832_info {
+ int mode;
+ struct i2c_client *i2c_client;
+ struct i2c_client *i2c_client_right;
+ struct ar0832_platform_data *pdata;
+};
+
+static struct ar0832_info *info;
+static struct ar0832_focuser_info *focuser_info;
+
+/* stereo */
+static u16 DefaultImageWidth = 1200;
+static u16 DefaultImageHeight = 680;
+#define UpperByte16to8(x) ((u8)((x&0xFF00)>>8))
+#define LowerByte16to8(x) ((u8)(x&0x00FF))
+
+#define ar0832_TABLE_WAIT_MS 0
+#define ar0832_TABLE_END 1
+#define ar0832_MAX_RETRIES 3
+#define USE_CLOCK_MAXIMUM 1
+#define USE_DIGITAL_GAIN 0
+#define USE_BINNING_MODE 1
+
+static struct ar0832_reg mode_start[] = {
+ {ar0832_TABLE_END, 0x0000}
+};
+
+static struct ar0832_reg mode_3264X2448[] = {
+ {0x301A, 0x0058}, /* RESET_REGISTER */
+ {0x301A, 0x0050}, /* RESET_REGISTER */
+ {0x0104, 0x0100}, /* GROUPED_PARAMETER_HOLD */
+ {0x3064, 0x7800}, /* RESERVED_MFR_3064 */
+ {0x31AE, 0x0202}, /* SERIAL_FORMAT */
+ {0x31B0, 0x0083}, /* FRAME_PREAMBLE */
+ {0x31B2, 0x004D}, /* LINE_PREAMBLE */
+ {0x31B4, 0x0E77}, /* MIPI_TIMING_0 */
+ {0x31B6, 0x0D20}, /* MIPI_TIMING_1 */
+ {0x31B8, 0x020E}, /* MIPI_TIMING_2 */
+ {0x31BA, 0x0710}, /* MIPI_TIMING_3 */
+ {0x31BC, 0x2A0D}, /* MIPI_TIMING_4 */
+ {ar0832_TABLE_WAIT_MS, 0x0005},
+ {0x0112, 0x0A0A}, /* LG_CHANGE CCP_DATA_FORMAT */
+
+ {0x3044, 0x0590}, /* RESERVED_MFR_3044 */
+ {0x306E, 0xFC80}, /* DATAPATH_SELECT */
+ {0x30B2, 0xC000}, /* RESERVED_MFR_30B2 */
+ {0x30D6, 0x0800}, /* RESERVED_MFR_30D6 */
+ {0x316C, 0xB42F}, /* RESERVED_MFR_316C */
+ {0x316E, 0x869A}, /* RESERVED_MFR_316E */
+ {0x3170, 0x210E}, /* RESERVED_MFR_3170 */
+ {0x317A, 0x010E}, /* RESERVED_MFR_317A */
+ {0x31E0, 0x1FB9}, /* RESERVED_MFR_31E0 */
+ {0x31E6, 0x07FC}, /* RESERVED_MFR_31E6 */
+ {0x37C0, 0x0000}, /* P_GR_Q5 */
+ {0x37C2, 0x0000}, /* P_RD_Q5 */
+ {0x37C4, 0x0000}, /* P_BL_Q5 */
+ {0x37C6, 0x0000}, /* P_GB_Q5 */
+ {0x3E00, 0x0011}, /* RESERVED_MFR_3E00 */
+ {0x3E02, 0x8801}, /* RESERVED_MFR_3E02 */
+ {0x3E04, 0x2801}, /* RESERVED_MFR_3E04 */
+ {0x3E06, 0x8449}, /* RESERVED_MFR_3E06 */
+ {0x3E08, 0x6841}, /* RESERVED_MFR_3E08 */
+ {0x3E0A, 0x400C}, /* RESERVED_MFR_3E0A */
+ {0x3E0C, 0x1001}, /* RESERVED_MFR_3E0C */
+ {0x3E0E, 0x2603}, /* RESERVED_MFR_3E0E */
+ {0x3E10, 0x4B41}, /* RESERVED_MFR_3E10 */
+ {0x3E12, 0x4B24}, /* RESERVED_MFR_3E12 */
+ {0x3E14, 0xA3CF}, /* RESERVED_MFR_3E14 */
+ {0x3E16, 0x8802}, /* RESERVED_MFR_3E16 */
+ {0x3E18, 0x84FF}, /* LG_CHANGE 0x8401 RESERVED_MFR_3E18 */
+ {0x3E1A, 0x8601}, /* RESERVED_MFR_3E1A */
+ {0x3E1C, 0x8401}, /* RESERVED_MFR_3E1C */
+ {0x3E1E, 0x840A}, /* RESERVED_MFR_3E1E */
+ {0x3E20, 0xFF00}, /* RESERVED_MFR_3E20 */
+ {0x3E22, 0x8401}, /* RESERVED_MFR_3E22 */
+ {0x3E24, 0x00FF}, /* RESERVED_MFR_3E24 */
+ {0x3E26, 0x0088}, /* RESERVED_MFR_3E26 */
+ {0x3E28, 0x2E8A}, /* RESERVED_MFR_3E28 */
+ {0x3E30, 0x0000}, /* RESERVED_MFR_3E30 */
+ {0x3E32, 0x8801}, /* RESERVED_MFR_3E32 */
+ {0x3E34, 0x4029}, /* RESERVED_MFR_3E34 */
+ {0x3E36, 0x00FF}, /* RESERVED_MFR_3E36 */
+ {0x3E38, 0x8469}, /* RESERVED_MFR_3E38 */
+ {0x3E3A, 0x00FF}, /* RESERVED_MFR_3E3A */
+ {0x3E3C, 0x2801}, /* RESERVED_MFR_3E3C */
+ {0x3E3E, 0x3E2A}, /* RESERVED_MFR_3E3E */
+ {0x3E40, 0x1C01}, /* RESERVED_MFR_3E40 */
+ {0x3E42, 0xFF84}, /* RESERVED_MFR_3E42 */
+ {0x3E44, 0x8401}, /* RESERVED_MFR_3E44 */
+ {0x3E46, 0x0C01}, /* RESERVED_MFR_3E46 */
+ {0x3E48, 0x8401}, /* RESERVED_MFR_3E48 */
+ {0x3E4A, 0x00FF}, /* RESERVED_MFR_3E4A */
+ {0x3E4C, 0x8402}, /* RESERVED_MFR_3E4C */
+ {0x3E4E, 0x8984}, /* RESERVED_MFR_3E4E */
+ {0x3E50, 0x6628}, /* RESERVED_MFR_3E50 */
+ {0x3E52, 0x8340}, /* RESERVED_MFR_3E52 */
+ {0x3E54, 0x00FF}, /* RESERVED_MFR_3E54 */
+ {0x3E56, 0x4A42}, /* RESERVED_MFR_3E56 */
+ {0x3E58, 0x2703}, /* RESERVED_MFR_3E58 */
+ {0x3E5A, 0x6752}, /* RESERVED_MFR_3E5A */
+ {0x3E5C, 0x3F2A}, /* RESERVED_MFR_3E5C */
+ {0x3E5E, 0x846A}, /* RESERVED_MFR_3E5E */
+ {0x3E60, 0x4C01}, /* RESERVED_MFR_3E60 */
+ {0x3E62, 0x8401}, /* RESERVED_MFR_3E62 */
+ {0x3E66, 0x3901}, /* RESERVED_MFR_3E66 */
+ {0x3E90, 0x2C01}, /* RESERVED_MFR_3E90 */
+ {0x3E98, 0x2B02}, /* RESERVED_MFR_3E98 */
+ {0x3E92, 0x2A04}, /* RESERVED_MFR_3E92 */
+ {0x3E94, 0x2509}, /* RESERVED_MFR_3E94 */
+ {0x3E96, 0x0000}, /* RESERVED_MFR_3E96 */
+ {0x3E9A, 0x2905}, /* RESERVED_MFR_3E9A */
+ {0x3E9C, 0x00FF}, /* RESERVED_MFR_3E9C */
+ {0x3ECC, 0x00EB}, /* RESERVED_MFR_3ECC */
+ {0x3ED0, 0x1E24}, /* RESERVED_MFR_3ED0 */
+ {0x3ED4, 0xAFC4}, /* RESERVED_MFR_3ED4 */
+ {0x3ED6, 0x909B}, /* RESERVED_MFR_3ED6 */
+ {0x3EE0, 0x2424}, /* RESERVED_MFR_3EE0 */
+ {0x3EE2, 0x9797}, /* RESERVED_MFR_3EE2 */
+ {0x3EE4, 0xC100}, /* RESERVED_MFR_3EE4 */
+ {0x3EE6, 0x0540}, /* RESERVED_MFR_3EE6 */
+ {0x3174, 0x8000}, /* RESERVED_MFR_3174 */
+ {0x0300, 0x0004}, /* VT_PIX_CLK_DIV */
+ {0x0302, 0x0001}, /* VT_SYS_CLK_DIV */
+ {0x0304, 0x0002}, /* PRE_PLL_CLK_DIV */
+ {0x0306, 0x0040}, /* PLL_MULTIPLIER */
+ {0x0308, 0x000A}, /* OP_PIX_CLK_DIV */
+ {0x030A, 0x0001}, /* OP_SYS_CLK_DIV */
+ {0x3064, 0x7400}, /* RESERVED_MFR_3064 */
+ {0x0344, 0x0004}, /* X_ADDR_START */
+ {0x0348, 0x0CCB}, /* X_ADDR_END */
+ {0x0346, 0x0004}, /* Y_ADDR_START */
+ {0x034A, 0x099B}, /* Y_ADDR_END */
+ {0x034C, 0x0CC8}, /* X_OUTPUT_SIZE */
+ {0x034E, 0x0998}, /* Y_OUTPUT_SIZE */
+ {0x3040, 0xC041}, /* READ_MODE */
+ {0x306E, 0xFC80}, /* DATAPATH_SELECT */
+ {0x0400, 0x0000}, /* SCALING_MODE */
+ {0x0404, 0x0010}, /* SCALE_M */
+ {0x3178, 0x0000}, /* RESERVED_MFR_3178 */
+ {0x3ED0, 0x1E24}, /* RESERVED_MFR_3ED0 */
+ {0x0400, 0x0000}, /* SCALING_MODE */
+ {0x0404, 0x0010}, /* SCALE_M */
+ {0x0342, 0x133C}, /* LINE_LENGTH_PCK */
+ {0x0340, 0x0A27}, /* FRAME_LENGTH_LINES */
+ {0x0202, 0x0A27}, /* COARSE_INTEGRATION_TIME */
+ {0x3014, 0x09DC}, /* FINE_INTEGRATION_TIME_ */
+ {0x3010, 0x0078}, /* FINE_CORRECTION */
+ {0x301A, 0x8250}, /* RESET_REGISTER */
+ {0x301A, 0x8650}, /* RESET_REGISTER */
+ {0x301A, 0x8658}, /* RESET_REGISTER */
+ /* gain */
+ {0x3056, 0x10AA}, /* gain */
+ {0x3058, 0x10AA}, /* gain */
+ {0x305a, 0x10AA}, /* gain */
+ {0x305c, 0x10AA}, /* gain */
+ {0x0104, 0x0000}, /* GROUPED_PARAMETER_HOLD */
+ {0x301A, 0x065C}, /* RESET_REGISTER */
+ {ar0832_TABLE_END, 0x0000}
+};
+
+static struct ar0832_reg mode_2880X1620[] = {
+ {0x301A, 0x0058}, /* RESET_REGISTER */
+ {0x301A, 0x0050}, /* RESET_REGISTER */
+ {0x0104, 0x0100}, /* GROUPED_PARAMETER_HOLD */
+ {0x3064, 0x7800}, /* RESERVED_MFR_3064 */
+ {0x31AE, 0x0202}, /* SERIAL_FORMAT */
+ {0x31B0, 0x0083}, /* FRAME_PREAMBLE */
+ {0x31B2, 0x004D}, /* LINE_PREAMBLE */
+ {0x31B4, 0x0E77}, /* MIPI_TIMING_0 */
+ {0x31B6, 0x0D20}, /* MIPI_TIMING_1 */
+ {0x31B8, 0x020E}, /* MIPI_TIMING_2 */
+ {0x31BA, 0x0710}, /* MIPI_TIMING_3 */
+ {0x31BC, 0x2A0D}, /* MIPI_TIMING_4 */
+ {ar0832_TABLE_WAIT_MS, 0x0005},
+ {0x0112, 0x0A0A}, /* CCP_DATA_FORMAT */
+
+ {0x3044, 0x0590}, /* RESERVED_MFR_3044 */
+ {0x306E, 0xFC80}, /* DATAPATH_SELECT */
+ {0x30B2, 0xC000}, /* RESERVED_MFR_30B2 */
+ {0x30D6, 0x0800}, /* RESERVED_MFR_30D6 */
+ {0x316C, 0xB42F}, /* RESERVED_MFR_316C */
+ {0x316E, 0x869A}, /* RESERVED_MFR_316E */
+ {0x3170, 0x210E}, /* RESERVED_MFR_3170 */
+ {0x317A, 0x010E}, /* RESERVED_MFR_317A */
+ {0x31E0, 0x1FB9}, /* RESERVED_MFR_31E0 */
+ {0x31E6, 0x07FC}, /* RESERVED_MFR_31E6 */
+ {0x37C0, 0x0000}, /* P_GR_Q5 */
+ {0x37C2, 0x0000}, /* P_RD_Q5 */
+ {0x37C4, 0x0000}, /* P_BL_Q5 */
+ {0x37C6, 0x0000}, /* P_GB_Q5 */
+ {0x3E00, 0x0011}, /* RESERVED_MFR_3E00 */
+ {0x3E02, 0x8801}, /* RESERVED_MFR_3E02 */
+ {0x3E04, 0x2801}, /* RESERVED_MFR_3E04 */
+ {0x3E06, 0x8449}, /* RESERVED_MFR_3E06 */
+ {0x3E08, 0x6841}, /* RESERVED_MFR_3E08 */
+ {0x3E0A, 0x400C}, /* RESERVED_MFR_3E0A */
+ {0x3E0C, 0x1001}, /* RESERVED_MFR_3E0C */
+ {0x3E0E, 0x2603}, /* RESERVED_MFR_3E0E */
+ {0x3E10, 0x4B41}, /* RESERVED_MFR_3E10 */
+ {0x3E12, 0x4B24}, /* RESERVED_MFR_3E12 */
+ {0x3E14, 0xA3CF}, /* RESERVED_MFR_3E14 */
+ {0x3E16, 0x8802}, /* RESERVED_MFR_3E16 */
+ {0x3E18, 0x84FF}, /* RESERVED_MFR_3E18 */
+ {0x3E1A, 0x8601}, /* RESERVED_MFR_3E1A */
+ {0x3E1C, 0x8401}, /* RESERVED_MFR_3E1C */
+ {0x3E1E, 0x840A}, /* RESERVED_MFR_3E1E */
+ {0x3E20, 0xFF00}, /* RESERVED_MFR_3E20 */
+ {0x3E22, 0x8401}, /* RESERVED_MFR_3E22 */
+ {0x3E24, 0x00FF}, /* RESERVED_MFR_3E24 */
+ {0x3E26, 0x0088}, /* RESERVED_MFR_3E26 */
+ {0x3E28, 0x2E8A}, /* RESERVED_MFR_3E28 */
+ {0x3E30, 0x0000}, /* RESERVED_MFR_3E30 */
+ {0x3E32, 0x8801}, /* RESERVED_MFR_3E32 */
+ {0x3E34, 0x4029}, /* RESERVED_MFR_3E34 */
+ {0x3E36, 0x00FF}, /* RESERVED_MFR_3E36 */
+ {0x3E38, 0x8469}, /* RESERVED_MFR_3E38 */
+ {0x3E3A, 0x00FF}, /* RESERVED_MFR_3E3A */
+ {0x3E3C, 0x2801}, /* RESERVED_MFR_3E3C */
+ {0x3E3E, 0x3E2A}, /* RESERVED_MFR_3E3E */
+ {0x3E40, 0x1C01}, /* RESERVED_MFR_3E40 */
+ {0x3E42, 0xFF84}, /* RESERVED_MFR_3E42 */
+ {0x3E44, 0x8401}, /* RESERVED_MFR_3E44 */
+ {0x3E46, 0x0C01}, /* RESERVED_MFR_3E46 */
+ {0x3E48, 0x8401}, /* RESERVED_MFR_3E48 */
+ {0x3E4A, 0x00FF}, /* RESERVED_MFR_3E4A */
+ {0x3E4C, 0x8402}, /* RESERVED_MFR_3E4C */
+ {0x3E4E, 0x8984}, /* RESERVED_MFR_3E4E */
+ {0x3E50, 0x6628}, /* RESERVED_MFR_3E50 */
+ {0x3E52, 0x8340}, /* RESERVED_MFR_3E52 */
+ {0x3E54, 0x00FF}, /* RESERVED_MFR_3E54 */
+ {0x3E56, 0x4A42}, /* RESERVED_MFR_3E56 */
+ {0x3E58, 0x2703}, /* RESERVED_MFR_3E58 */
+ {0x3E5A, 0x6752}, /* RESERVED_MFR_3E5A */
+ {0x3E5C, 0x3F2A}, /* RESERVED_MFR_3E5C */
+ {0x3E5E, 0x846A}, /* RESERVED_MFR_3E5E */
+ {0x3E60, 0x4C01}, /* RESERVED_MFR_3E60 */
+ {0x3E62, 0x8401}, /* RESERVED_MFR_3E62 */
+ {0x3E66, 0x3901}, /* RESERVED_MFR_3E66 */
+ {0x3E90, 0x2C01}, /* RESERVED_MFR_3E90 */
+ {0x3E98, 0x2B02}, /* RESERVED_MFR_3E98 */
+ {0x3E92, 0x2A04}, /* RESERVED_MFR_3E92 */
+ {0x3E94, 0x2509}, /* RESERVED_MFR_3E94 */
+ {0x3E96, 0x0000}, /* RESERVED_MFR_3E96 */
+ {0x3E9A, 0x2905}, /* RESERVED_MFR_3E9A */
+ {0x3E9C, 0x00FF}, /* RESERVED_MFR_3E9C */
+ {0x3ECC, 0x00EB}, /* RESERVED_MFR_3ECC */
+ {0x3ED0, 0x1E24}, /* RESERVED_MFR_3ED0 */
+ {0x3ED4, 0xAFC4}, /* RESERVED_MFR_3ED4 */
+ {0x3ED6, 0x909B}, /* RESERVED_MFR_3ED6 */
+ {0x3EE0, 0x2424}, /* RESERVED_MFR_3EE0 */
+ {0x3EE2, 0x9797}, /* RESERVED_MFR_3EE2 */
+ {0x3EE4, 0xC100}, /* RESERVED_MFR_3EE4 */
+ {0x3EE6, 0x0540}, /* RESERVED_MFR_3EE6 */
+ {0x3174, 0x8000}, /* RESERVED_MFR_3174 */
+ {0x0300, 0x0004}, /* VT_PIX_CLK_DIV */
+ {0x0302, 0x0001}, /* VT_SYS_CLK_DIV */
+ {0x0304, 0x0002}, /* PRE_PLL_CLK_DIV */
+ {0x0306, 0x0040}, /* PLL_MULTIPLIER */
+ {0x0308, 0x000A}, /* OP_PIX_CLK_DIV */
+ {0x030A, 0x0001}, /* OP_SYS_CLK_DIV */
+ {0x3064, 0x7400}, /* RESERVED_MFR_3064 */
+ {0x0344, 0x00C8}, /* X_ADDR_START */
+ {0x0348, 0x0C07}, /* X_ADDR_END */
+ {0x0346, 0x01A6}, /* Y_ADDR_START */
+ {0x034A, 0x07F9}, /* Y_ADDR_END */
+ {0x034C, 0x0B40}, /* X_OUTPUT_SIZE */
+ {0x034E, 0x0654}, /* Y_OUTPUT_SIZE */
+ {0x3040, 0xC041}, /* READ_MODE */
+ {0x306E, 0xFC80}, /* DATAPATH_SELECT */
+ {0x0400, 0x0000}, /* SCALING_MODE */
+ {0x0404, 0x0010}, /* SCALE_M */
+ {0x3178, 0x0000}, /* RESERVED_MFR_3178 */
+ {0x3ED0, 0x1E24}, /* RESERVED_MFR_3ED0 */
+
+ {0x0342, 0x11B8}, /* LINE_LENGTH_PCK */
+ {0x0340, 0x06E3}, /* FRAME_LENGTH_LINES */
+ {0x0202, 0x06E3}, /* COARSE_INTEGRATION_TIME */
+ {0x3014, 0x0BD8}, /* FINE_INTEGRATION_TIME_ */
+ {0x3010, 0x0078}, /* FINE_CORRECTION */
+ {0x301A, 0x8250}, /* RESET_REGISTER */
+ {0x301A, 0x8650}, /* RESET_REGISTER */
+ {0x301A, 0x8658}, /* RESET_REGISTER */
+ /* gain */
+ {0x3056, 0x10AA}, /* gain */
+ {0x3058, 0x10AA}, /* gain */
+ {0x305a, 0x10AA}, /* gain */
+ {0x305c, 0x10AA}, /* gain */
+ {0x0104, 0x0000}, /* GROUPED_PARAMETER_HOLD */
+ {0x301A, 0x065C}, /* RESET_REGISTER */
+ {ar0832_TABLE_END, 0x0000}
+};
+
+static struct ar0832_reg mode_1632X1224[] = {
+ {0x301A, 0x0058}, /* LG_CHANGE 0x0658 RESET_REGISTER */
+ {0x301A, 0x0050}, /* LG_CHANGE 0x0650 RESET_REGISTER */
+
+ /* SC-CHANGE: to-do 8 bit write */
+ {0x0104, 0x0100}, /* GROUPED_PARAMETER_HOLD */
+
+ {0x3064, 0x7800}, /* LG_CHANGE 0x7400 RESERVED_MFR_3064 */
+ {0x31AE, 0x0202}, /* SERIAL_FORMAT */
+ {0x31B0, 0x0083}, /* FRAME_PREAMBLE */
+ {0x31B2, 0x004D}, /* LINE_PREAMBLE */
+ {0x31B4, 0x0E77}, /* MIPI_TIMING_0 */
+ {0x31B6, 0x0D20}, /* MIPI_TIMING_1 */
+ {0x31B8, 0x020E}, /* MIPI_TIMING_2 */
+ {0x31BA, 0x0710}, /* MIPI_TIMING_3 */
+ {0x31BC, 0x2A0D}, /* MIPI_TIMING_4 */
+ {ar0832_TABLE_WAIT_MS, 0x0005},
+ {0x0112, 0x0A0A}, /* LG_CHANGE CCP_DATA_FORMAT */
+ {0x3044, 0x0590}, /* RESERVED_MFR_3044 */
+ {0x306E, 0xFC80}, /* DATAPATH_SELECT */
+ {0x30B2, 0xC000}, /* RESERVED_MFR_30B2 */
+ {0x30D6, 0x0800}, /* RESERVED_MFR_30D6 */
+ {0x316C, 0xB42F}, /* RESERVED_MFR_316C */
+ {0x316E, 0x869A}, /* RESERVED_MFR_316E */
+ {0x3170, 0x210E}, /* RESERVED_MFR_3170 */
+ {0x317A, 0x010E}, /* RESERVED_MFR_317A */
+ {0x31E0, 0x1FB9}, /* RESERVED_MFR_31E0 */
+ {0x31E6, 0x07FC}, /* RESERVED_MFR_31E6 */
+ {0x37C0, 0x0000}, /* P_GR_Q5 */
+ {0x37C2, 0x0000}, /* P_RD_Q5 */
+ {0x37C4, 0x0000}, /* P_BL_Q5 */
+ {0x37C6, 0x0000}, /* P_GB_Q5 */
+ {0x3E00, 0x0011}, /* RESERVED_MFR_3E00 */
+ {0x3E02, 0x8801}, /* RESERVED_MFR_3E02 */
+ {0x3E04, 0x2801}, /* RESERVED_MFR_3E04 */
+ {0x3E06, 0x8449}, /* RESERVED_MFR_3E06 */
+ {0x3E08, 0x6841}, /* RESERVED_MFR_3E08 */
+ {0x3E0A, 0x400C}, /* RESERVED_MFR_3E0A */
+ {0x3E0C, 0x1001}, /* RESERVED_MFR_3E0C */
+ {0x3E0E, 0x2603}, /* RESERVED_MFR_3E0E */
+ {0x3E10, 0x4B41}, /* RESERVED_MFR_3E10 */
+ {0x3E12, 0x4B24}, /* RESERVED_MFR_3E12 */
+ {0x3E14, 0xA3CF}, /* RESERVED_MFR_3E14 */
+ {0x3E16, 0x8802}, /* RESERVED_MFR_3E16 */
+ {0x3E18, 0x84FF}, /* LG_CHANGE 0x8401 RESERVED_MFR_3E18 */
+ {0x3E1A, 0x8601}, /* RESERVED_MFR_3E1A */
+ {0x3E1C, 0x8401}, /* RESERVED_MFR_3E1C */
+ {0x3E1E, 0x840A}, /* RESERVED_MFR_3E1E */
+ {0x3E20, 0xFF00}, /* RESERVED_MFR_3E20 */
+ {0x3E22, 0x8401}, /* RESERVED_MFR_3E22 */
+ {0x3E24, 0x00FF}, /* RESERVED_MFR_3E24 */
+ {0x3E26, 0x0088}, /* RESERVED_MFR_3E26 */
+ {0x3E28, 0x2E8A}, /* RESERVED_MFR_3E28 */
+ {0x3E30, 0x0000}, /* RESERVED_MFR_3E30 */
+ {0x3E32, 0x8801}, /* RESERVED_MFR_3E32 */
+ {0x3E34, 0x4029}, /* RESERVED_MFR_3E34 */
+ {0x3E36, 0x00FF}, /* RESERVED_MFR_3E36 */
+ {0x3E38, 0x8469}, /* RESERVED_MFR_3E38 */
+ {0x3E3A, 0x00FF}, /* RESERVED_MFR_3E3A */
+ {0x3E3C, 0x2801}, /* RESERVED_MFR_3E3C */
+ {0x3E3E, 0x3E2A}, /* RESERVED_MFR_3E3E */
+ {0x3E40, 0x1C01}, /* RESERVED_MFR_3E40 */
+ {0x3E42, 0xFF84}, /* RESERVED_MFR_3E42 */
+ {0x3E44, 0x8401}, /* RESERVED_MFR_3E44 */
+ {0x3E46, 0x0C01}, /* RESERVED_MFR_3E46 */
+ {0x3E48, 0x8401}, /* RESERVED_MFR_3E48 */
+ {0x3E4A, 0x00FF}, /* RESERVED_MFR_3E4A */
+ {0x3E4C, 0x8402}, /* RESERVED_MFR_3E4C */
+ {0x3E4E, 0x8984}, /* RESERVED_MFR_3E4E */
+ {0x3E50, 0x6628}, /* RESERVED_MFR_3E50 */
+ {0x3E52, 0x8340}, /* RESERVED_MFR_3E52 */
+ {0x3E54, 0x00FF}, /* RESERVED_MFR_3E54 */
+ {0x3E56, 0x4A42}, /* RESERVED_MFR_3E56 */
+ {0x3E58, 0x2703}, /* RESERVED_MFR_3E58 */
+ {0x3E5A, 0x6752}, /* RESERVED_MFR_3E5A */
+ {0x3E5C, 0x3F2A}, /* RESERVED_MFR_3E5C */
+ {0x3E5E, 0x846A}, /* RESERVED_MFR_3E5E */
+ {0x3E60, 0x4C01}, /* RESERVED_MFR_3E60 */
+ {0x3E62, 0x8401}, /* RESERVED_MFR_3E62 */
+ {0x3E66, 0x3901}, /* RESERVED_MFR_3E66 */
+ {0x3E90, 0x2C01}, /* RESERVED_MFR_3E90 */
+ {0x3E98, 0x2B02}, /* RESERVED_MFR_3E98 */
+ {0x3E92, 0x2A04}, /* RESERVED_MFR_3E92 */
+ {0x3E94, 0x2509}, /* RESERVED_MFR_3E94 */
+ {0x3E96, 0x0000}, /* RESERVED_MFR_3E96 */
+ {0x3E9A, 0x2905}, /* RESERVED_MFR_3E9A */
+ {0x3E9C, 0x00FF}, /* RESERVED_MFR_3E9C */
+ {0x3ECC, 0x00EB}, /* RESERVED_MFR_3ECC */
+ {0x3ED0, 0x1E24}, /* RESERVED_MFR_3ED0 */
+ {0x3ED4, 0xAFC4}, /* RESERVED_MFR_3ED4 */
+ {0x3ED6, 0x909B}, /* RESERVED_MFR_3ED6 */
+ {0x3EE0, 0x2424}, /* RESERVED_MFR_3EE0 */
+ {0x3EE2, 0x9797}, /* RESERVED_MFR_3EE2 */
+ {0x3EE4, 0xC100}, /* RESERVED_MFR_3EE4 */
+ {0x3EE6, 0x0540}, /* RESERVED_MFR_3EE6 */
+ {0x3174, 0x8000}, /* RESERVED_MFR_3174 */
+ {0x0300, 0x0004}, /* VT_PIX_CLK_DIV */
+ {0x0302, 0x0001}, /* VT_SYS_CLK_DIV */
+ {0x0304, 0x0002}, /* PRE_PLL_CLK_DIV */
+
+ {0x0306, 0x0040}, /* PLL_MULTIPLIER */
+
+ {0x0308, 0x000A}, /* OP_PIX_CLK_DIV */
+ {0x030A, 0x0001}, /* OP_SYS_CLK_DIV */
+ {ar0832_TABLE_WAIT_MS, 0x0001}, /* waitmsec 1 */
+
+ {0x3064, 0x7400}, /* RESERVED_MFR_3064 */
+
+ {0x0104, 0x0100}, /* GROUPED_PARAMETER_HOLD */
+
+ {0x0344, 0x0008}, /* X_ADDR_START */
+ {0x0348, 0x0CC9}, /* X_ADDR_END */
+ {0x0346, 0x0008}, /* Y_ADDR_START */
+ {0x034A, 0x0999}, /* Y_ADDR_END */
+ {0x034C, 0x0660}, /* X_OUTPUT_SIZE */
+ {0x034E, 0x04C8}, /* Y_OUTPUT_SIZE */
+ {0x3040, 0xC4C3}, /* READ_MODE */
+ {0x306E, 0xFC80}, /* DATAPATH_SELECT */
+ {0x3178, 0x0000}, /* RESERVED_MFR_3178 */
+ {0x3ED0, 0x1E24}, /* RESERVED_MFR_3ED0 */
+ {0x0400, 0x0002}, /* SCALING_MODE */
+ {0x0404, 0x0010}, /* SCALE_M */
+ {0x0342, 0x101A}, /* LINE_LENGTH_PCK */
+ {0x0340, 0x0610}, /* FRAME_LENGTH_LINES */
+ {0x0202, 0x0557}, /* COARSE_INTEGRATION_TIME */
+ {0x3014, 0x0988}, /* FINE_INTEGRATION_TIME_ */
+ {0x3010, 0x0130}, /* FINE_CORRECTION */
+ {0x301A, 0x8250}, /* LGE_CHANGE 0x8650 RESET_REGISTER */
+ {0x301A, 0x8650}, /* RESET_REGISTER */
+ {0x301A, 0x8658}, /* RESET_REGISTER */
+
+ /* gain */
+ {0x3056, 0x10AA}, /* gain */
+ {0x3058, 0x10AA}, /* gain */
+ {0x305a, 0x10AA}, /* gain */
+ {0x305c, 0x10AA}, /* gain */
+
+ /* todo 8-bit write */
+ {0x0104, 0x0000}, /* GROUPED_PARAMETER_HOLD */
+
+ {0x301A, 0x065C}, /* RESET_REGISTER */
+ {ar0832_TABLE_END, 0x0000}
+};
+
+static struct ar0832_reg mode_end[] = {
+ {ar0832_TABLE_END, 0x0000}
+};
+
+enum {
+ ar0832_MODE_3264X2448,
+ ar0832_MODE_2880X1620,
+ ar0832_MODE_1632X1224,
+};
+
+static struct ar0832_reg *mode_table[] = {
+ [ar0832_MODE_3264X2448] = mode_3264X2448,
+ [ar0832_MODE_2880X1620] = mode_2880X1620,
+ [ar0832_MODE_1632X1224] = mode_1632X1224,
+};
+
+
+/* 2 regs to program frame length */
+static inline void ar0832_get_frame_length_regs(struct ar0832_reg *regs,
+ u32 frame_length)
+{
+ regs->addr = 0x0340;
+ regs->val = (frame_length >> 8) & 0xff;
+ (regs + 1)->addr = 0x0341;
+ (regs + 1)->val = (frame_length) & 0xff;
+}
+
+
+static inline void ar0832_get_coarse_time_regs(struct ar0832_reg *regs,
+ u32 coarse_time)
+{
+ regs->addr = 0x0202;
+ regs->val = (coarse_time >> 8) & 0xff;
+ (regs + 1)->addr = 0x0203;
+ (regs + 1)->val = (coarse_time) & 0xff;
+}
+
+static inline void ar0832_get_focuser_vcm_control_regs(struct ar0832_reg *regs,
+ u16 value)
+{
+ regs->addr = 0x30F0;
+ regs->val = (value >> 8) & 0xff;
+ (regs + 1)->addr = 0x30F1;
+ (regs + 1)->val = (value) & 0xff;
+}
+
+static inline void ar0832_get_focuser_vcm_step_time_regs
+ (struct ar0832_reg *regs, u16 value)
+{
+ regs->addr = 0x30F4;
+ regs->val = (value >> 8) & 0xff;
+ (regs + 1)->addr = 0x30F5;
+ (regs + 1)->val = (value) & 0xff;
+}
+
+static inline void ar0832_get_focuser_data_regs(struct ar0832_reg *regs,
+ u16 value)
+{
+ regs->addr = 0x30F2;
+ regs->val = (value >> 8) & 0xff;
+ (regs + 1)->addr = 0x30F3;
+ (regs + 1)->val = (value) & 0xff;
+}
+
+
+static inline void ar0832_get_gain_reg(struct ar0832_reg *regs, u16 gain)
+{
+ regs->addr = 0x0205;
+ regs->val = gain;
+}
+
+static int ar0832_write_reg(struct i2c_client *client, u16 addr, u8 val)
+{
+ int err;
+ struct i2c_msg msg;
+ unsigned char data[3];
+ int retry = 0;
+
+ if (!client->adapter)
+ return -ENODEV;
+
+ data[0] = (u8) (addr >> 8);;
+ data[1] = (u8) (addr & 0xff);
+ data[2] = (u8) (val & 0xff);
+
+ msg.addr = client->addr;
+ msg.flags = 0;
+ msg.len = 3;
+ msg.buf = data;
+
+ do {
+ err = i2c_transfer(client->adapter, &msg, 1);
+ if (err > 0)
+ return 0;
+ retry++;
+ pr_err("ar0832: i2c transfer failed, retrying %x %x\n",
+ addr, val);
+ /*
+ why usleep_range() instead of msleep() ?
+ Read Documentation/timers/timers-howto.txt
+ */
+ usleep_range(3000, 3500);
+ } while (retry < ar0832_MAX_RETRIES);
+
+ return err;
+}
+
+
+static int ar0832_2bytes_write_reg_helper(
+ struct ar0832_info *info, u16 addr, u16 val)
+{
+ int ret;
+
+ pr_info("[%s] (0x%04x)(0x%04x)\n", __func__, addr, val);
+ ret = ar0832_write_reg(info->i2c_client, addr, (val >> 8 & 0xff));
+ if (addr != 0x104)
+ ret = ar0832_write_reg(info->i2c_client, addr+1, (val & 0xff));
+ else
+ pr_info("[%s] this global parameter hold\n", __func__);
+ return ret;
+}
+
+static int ar0832_write_reg_helper(struct ar0832_info *info, u16 addr, u16 val)
+{
+ int ret;
+
+ ret = ar0832_write_reg(info->i2c_client, addr, val);
+ return ret;
+}
+
+static int ar0832_focuser_write(struct i2c_client *client, u16 value)
+{
+ int count;
+ struct i2c_msg msg[1];
+ unsigned char data[2];
+ int retry = 0;
+
+ if (!client->adapter)
+ return -ENODEV;
+
+ data[0] = (u8) ((value >> 4) & 0x3F);
+ data[1] = (u8) ((value & 0xF) << 4);
+ /* Slew rate control (8 steps, 50us) */
+ data[1] = (data[1] & 0xF0) | 0x05;
+
+ msg[0].addr = client->addr;
+ msg[0].flags = 0;
+ msg[0].len = ARRAY_SIZE(data);
+ msg[0].buf = data;
+
+ do {
+ count = i2c_transfer(client->adapter, msg, ARRAY_SIZE(msg));
+ if (count == ARRAY_SIZE(msg))
+ return 0;
+ retry++;
+ pr_err("ar0832_focuser: i2c transfer failed, retrying %x\n",
+ value);
+ usleep_range(3000, 3500);
+ } while (retry <= 3);
+ return -EIO;
+}
+
+static int ar0832_focuser_write_helper(
+ struct ar0832_focuser_info *info, u16 value)
+{
+ int ret;
+ ret = ar0832_focuser_write(info->i2c_client, value);
+ return ret;
+}
+
+static int ar0832_write_table(struct ar0832_info *info,
+ const struct ar0832_reg table[],
+ const struct ar0832_reg override_list[],
+ int num_override_regs)
+{
+ int err;
+ const struct ar0832_reg *next;
+
+ for (next = table; next->addr != ar0832_TABLE_END; next++) {
+ if (next->addr == ar0832_TABLE_WAIT_MS) {
+ usleep_range(next->val*1000, next->val*1000 + 500);
+ continue;
+ }
+ err = ar0832_2bytes_write_reg_helper(info, next->addr,
+ next->val);
+ if (err)
+ return err;
+ }
+ return 0;
+}
+
+static int ar0832_set_frame_length(struct ar0832_info *info, u32 frame_length)
+{
+ struct ar0832_reg reg_list[2];
+ int i = 0;
+ int ret;
+
+ pr_info("[%s] (0x%08x)\n", __func__, frame_length);
+
+ ar0832_get_frame_length_regs(reg_list, frame_length);
+ ret = ar0832_write_reg_helper(info, 0x0104, 0x01);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < 2; i++) {
+ ret = ar0832_write_reg_helper(info, reg_list[i].addr,
+ reg_list[i].val);
+ if (ret)
+ return ret;
+ }
+ ret = ar0832_write_reg_helper(info, 0x0104, 0x00);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int ar0832_set_coarse_time(struct ar0832_info *info, u32 coarse_time)
+{
+ int ret;
+
+ struct ar0832_reg reg_list[2];
+ int i = 0;
+
+ pr_info("[%s] (0x%08x)\n", __func__, coarse_time);
+ ar0832_get_coarse_time_regs(reg_list, coarse_time);
+ ret = ar0832_write_reg_helper(info, 0x0104, 0x01);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < 2; i++) {
+ ret = ar0832_write_reg_helper(info, reg_list[i].addr,
+ reg_list[i].val);
+ if (ret)
+ return ret;
+ }
+ ret = ar0832_write_reg_helper(info, 0x0104, 0x00);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+static int ar0832_set_gain(struct ar0832_info *info, __u16 gain)
+{
+ int ret = 0;
+ /*struct ar0832_reg reg_list_analog;
+#if USE_DIGITAL_GAIN
+ struct ar0832_reg reg_list_digtal[8];
+ u16 i;
+#endif
+
+ pr_info("[%s] (0x%08x)\n", __func__, gain->AnalogGain);
+
+ ar0832_get_gain_reg(&reg_list_analog, gain->AnalogGain);
+ ret = ar0832_write_reg_helper(info, 0x0104, 0x01);
+ if (ret)
+ return ret;
+ ret = ar0832_write_reg_helper(info, reg_list_analog.addr,
+ reg_list_analog.val);
+ if (ret)
+ return ret;
+#if USE_DIGITAL_GAIN
+ for(i=0; i<4; i++) {
+ reg_list_digtal[i*2].addr = 0x020E + i*2;
+ reg_list_digtal[i*2].val = gain->DigitalGain_Upper;
+ reg_list_digtal[i*2+1].addr = 0x020F + i*2;
+ reg_list_digtal[i*2+1].val = gain->DigitalGain_Lower;
+ ret = ar0832_write_reg_helper(info, reg_list_digtal[i*2].addr,
+ reg_list_digtal[i*2].val);
+ }
+ if (ret)
+ return ret;
+#endif
+ ret = ar0832_write_reg_helper(info, 0x0104, 0x00);
+ if (ret)
+ return ret;
+*/
+ ret |= ar0832_write_reg_helper(info, 0x0104, 0x01);
+ /* Gain Registers Start */
+ ret |= ar0832_write_reg_helper(info, 0x3056, gain);
+ ret |= ar0832_write_reg_helper(info, 0x3058, gain);
+ ret |= ar0832_write_reg_helper(info, 0x305A, gain);
+ ret |= ar0832_write_reg_helper(info, 0x305C, gain);
+ /* Gain register End */
+ ret |= ar0832_write_reg_helper(info, 0x0104, 0x00);
+
+ return ret;
+}
+
+static int ar0832_set_mode(struct ar0832_info *info, struct ar0832_mode *mode)
+{
+ int sensor_mode;
+ int err;
+ int i;
+ int ret;
+ struct ar0832_reg reg_list[5];
+
+ if (mode->xres == 3264 && mode->yres == 2448)
+ sensor_mode = ar0832_MODE_3264X2448;
+ else if (mode->xres == 2880 && mode->yres == 1620)
+ sensor_mode = ar0832_MODE_2880X1620;
+ else if (mode->xres == 1632 && mode->yres == 1224)
+ sensor_mode = ar0832_MODE_1632X1224;
+ else {
+ pr_err("%s: invalid resolution supplied to set mode %d %d\n",
+ __func__, mode->xres, mode->yres);
+ return -EINVAL;
+ }
+
+ /* get a list of override regs for the asking frame length, */
+ /* coarse integration time, and gain.*/
+ err = ar0832_write_table(info, mode_start, NULL, 0);
+ if (err)
+ return err;
+
+ err = ar0832_write_table(info, mode_table[sensor_mode], NULL, 0);
+ if (err)
+ return err;
+
+ /* When we change the resolution */
+#if 0
+ ar0832_get_frame_length_regs(reg_list, mode->frame_length);
+ for (i = 0; i < 2; i++) {
+ ret = ar0832_write_reg_helper(info, reg_list[i].addr,
+ reg_list[i].val);
+ if (ret)
+ return ret;
+ }
+
+ ar0832_get_coarse_time_regs(reg_list + 2, mode->coarse_time);
+ for (i = 0; i < 2; i++) {
+ ret = ar0832_write_reg_helper(info, reg_list[i+2].addr,
+ reg_list[i+2].val);
+ if (ret)
+ return ret;
+ }
+ ret = ar0832_set_gain(info, &(mode->gain));
+ if (ret)
+ return ret;
+#endif
+
+ err = ar0832_write_table(info, mode_end, NULL, 0);
+ if (err)
+ return err;
+
+ info->mode = sensor_mode;
+ pr_info("%s: end\n", __func__);
+ return 0;
+}
+
+static int ar0832_get_status(struct ar0832_info *info, u8 *status)
+{
+ int err = 0;
+
+ *status = 0;
+ /* FixMe */
+ /*
+ err = ar0832_read_reg(info->i2c_client, 0x001, status);
+ */
+ pr_info("%s: %u %d\n", __func__, *status, err);
+ return err;
+}
+static int ar0832_set_region(struct ar0832_info *info,
+ struct ar0832_stereo_region *region)
+{
+ u16 image_width = region->image_end.x - region->image_start.x+1;
+ u16 image_height = region->image_end.y - region->image_start.y+1;
+ struct i2c_client *i2c_client;
+ pr_info("%s: %d\n", __func__, region->camer_index);
+ if (region->camer_index == 0)
+ i2c_client = info->i2c_client;
+ else if (region->camer_index == 1)
+ i2c_client = info->i2c_client_right;
+ else
+ return -1;
+ pr_info("%s: width = %d height = %d\n", __func__, image_width,
+ image_height);
+#if 0
+ ar0832_write_reg(i2c_client, 0x0104, 1);
+ ar0832_write_reg(i2c_client, 0x0346,
+ UpperByte16to8(region->image_start.y));
+ /* Y_ADDR START LOWER BYTE */
+ ar0832_write_reg(i2c_client, 0x0347,
+ LowerByte16to8(region->image_start.y));
+ /* Y_OUT SIZE UPPER BYTE */
+ ar0832_write_reg(i2c_client, 0x034E,
+ UpperByte16to8(DefaultImageHeight));
+ /* Y_OUT SIZE LOWER BYTE */
+ ar0832_write_reg(i2c_client, 0x034F,
+ LowerByte16to8(DefaultImageHeight));
+ /* Y_ADDR_END UPPER BYTE */
+ ar0832_write_reg(i2c_client, 0x034A,
+ UpperByte16to8(region->image_end.y));
+ /* Y_ADDR_END LOWER BYTE */
+ ar0832_write_reg(i2c_client, 0x034B,
+ LowerByte16to8(region->image_end.y));
+ /* X_ADDR_START UPPER BYTE */
+ ar0832_write_reg(i2c_client, 0x0344,
+ UpperByte16to8(region->image_start.x));
+ /* X_ADDR START LOWER BYTE */
+ ar0832_write_reg(i2c_client, 0x0345,
+ LowerByte16to8(region->image_start.x));
+ /* X_SIZE UPPER BYTE */
+ ar0832_write_reg(i2c_client, 0x034C,
+ UpperByte16to8(DefaultImageWidth));
+ /* X_SIZE LOWER BYTE */
+ ar0832_write_reg(i2c_client, 0x034D,
+ LowerByte16to8(DefaultImageWidth));
+ /* X_ADDR_END UPPER BYTE */
+ ar0832_write_reg(i2c_client, 0x0348,
+ UpperByte16to8(region->image_end.x));
+ /* X_ADDR_END LOWER BYTE */
+ ar0832_write_reg(i2c_client, 0x0349,
+ LowerByte16to8(region->image_end.x));
+ ar0832_write_reg(i2c_client, 0x0104, 0);
+#endif
+ return 0;
+}
+
+static int ar0832_power_on(void)
+{
+ pr_info("%s: ++\n", __func__);
+ info->pdata->power_on();
+
+ return 0;
+}
+
+
+static int ar0832_focuser_set_config(struct ar0832_focuser_info *info)
+{
+ struct ar0832_reg reg_list[2];
+ int ret;
+ int i = 0;
+ u8 vcm_slew = 5;
+ /*
+ bit15(0x80) means that VCM driver enable bit.
+ bit3(0x08) means that keep VCM(AF position)
+ while sensor is in soft standby mode during mode transitions.
+ */
+ u16 vcm_control_data = (0x80 << 8 | (0x08 | (vcm_slew & 0x07)));
+ /* Gene's code for AF */
+ u16 vcm_step_time = 4096;
+
+ pr_info("[%s] vcm_control_data (0x%08x)\n", __func__,
+ vcm_control_data);
+ ar0832_get_focuser_vcm_control_regs(reg_list, vcm_control_data);
+ for (i = 0; i < 2; i++) {
+ ret = ar0832_focuser_write_helper(info, reg_list[i].val);
+ if (ret)
+ return ret;
+ }
+
+ pr_info("[%s] vcm_control_data (0x%08x)\n", __func__, vcm_step_time);
+ ar0832_get_focuser_vcm_step_time_regs(reg_list, vcm_step_time);
+ for (i = 0; i < 2; i++) {
+ ret = ar0832_focuser_write_helper(info, reg_list[i].val);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int ar0832_focuser_set_position(struct ar0832_focuser_info *info, u32 position)
+{
+ int ret;
+ struct ar0832_reg reg_list[2];
+ int i = 0;
+
+ if (position < info->config.pos_low ||
+ position > info->config.pos_high)
+ return -EINVAL;
+
+ pr_info("[%s] (0x%08x)\n", __func__, position);
+ ar0832_get_focuser_data_regs(reg_list, position);
+
+ for (i = 0; i < 2; i++) {
+ ret = ar0832_focuser_write_helper(info, reg_list[i].val);
+ if (ret)
+ return ret;
+ }
+ return 0;
+}
+
+static long ar0832_ioctl(struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ int err;
+ struct ar0832_info *info = file->private_data;
+
+ pr_info("ar0832_ioctl : cmd = %d\n", cmd);
+
+ switch (cmd) {
+ case AR0832_IOCTL_SET_POWER_ON:
+ pr_info("AR0832_IOCTL_SET_POWER_ON\n");
+ return ar0832_power_on();
+ case AR0832_IOCTL_SET_MODE:
+ {
+ struct ar0832_mode mode;
+ pr_info("AR0832_IOCTL_SET_MODE\n");
+ if (copy_from_user(&mode,
+ (const void __user *)arg,
+ sizeof(struct ar0832_mode))) {
+ pr_info("%s %d\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ mutex_lock(&ar0832_camera_lock);
+ err = ar0832_set_mode(info, &mode);
+ if (focuser_info->focuser_init_flag == false) {
+ ar0832_focuser_set_config(focuser_info);
+ focuser_info->focuser_init_flag = true;
+ }
+ mutex_unlock(&ar0832_camera_lock);
+ return err;
+ }
+ case AR0832_IOCTL_SET_FRAME_LENGTH:
+ mutex_lock(&ar0832_camera_lock);
+ err = ar0832_set_frame_length(info, (u32)arg);
+ mutex_unlock(&ar0832_camera_lock);
+ return err;
+ case AR0832_IOCTL_SET_COARSE_TIME:
+ mutex_lock(&ar0832_camera_lock);
+ err = ar0832_set_coarse_time(info, (u32)arg);
+ mutex_unlock(&ar0832_camera_lock);
+ return err;
+ case AR0832_IOCTL_SET_GAIN:
+ {
+ mutex_lock(&ar0832_camera_lock);
+ err = ar0832_set_gain(info, (u16)arg);
+ mutex_unlock(&ar0832_camera_lock);
+ return err;
+ }
+ case AR0832_IOCTL_GET_STATUS:
+ {
+ u8 status;
+ pr_info("AR0832_IOCTL_GET_STATUS\n");
+ err = ar0832_get_status(info, &status);
+ if (err)
+ return err;
+ if (copy_to_user((void __user *)arg, &status,
+ 2)) {
+ pr_info("%s %d\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ return 0;
+ }
+ case AR0832_IOCTL_SET_SENSOR_REGION:
+ {
+ struct ar0832_stereo_region region;
+ pr_info("AR0832_IOCTL_SET_SENSOR_REGION\n");
+ if (copy_from_user(&region,
+ (const void __user *)arg,
+ sizeof(struct ar0832_stereo_region))) {
+ pr_info("%s %d\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ /* TO-DO */
+ /*
+ mutex_lock(&ar0832_camera_lock);
+ err = ar0832_set_region(info, &region);
+ mutex_unlock(&ar0832_camera_lock);
+ */
+ return err;
+ }
+
+ case AR0832_FOCUSER_IOCTL_GET_CONFIG:
+ {
+ pr_info("%s AR0832_FOCUSER_IOCTL_GET_CONFIG\n", __func__);
+ if (copy_to_user((void __user *) arg,
+ &focuser_info->config,
+ sizeof(focuser_info->config))) {
+ pr_err("%s: 0x%x\n", __func__, __LINE__);
+ return -EFAULT;
+ }
+ return 0;
+ }
+ case AR0832_FOCUSER_IOCTL_SET_POSITION:
+ pr_info("%s AR0832_FOCUSER_IOCTL_SET_POSITION\n", __func__);
+ mutex_lock(&ar0832_camera_lock);
+ err = ar0832_focuser_set_position(focuser_info, (u32) arg);
+ mutex_unlock(&ar0832_camera_lock);
+ return err;
+ case AR0832_FOCUSER_IOCTL_SET_MODE:
+ pr_info("%s AR0832_FOCUSER_IOCTL_SET_MODE\n", __func__);
+ return 0;
+
+ default:
+ pr_info("(error) %s NONE IOCTL\n", __func__);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int ar0832_open(struct inode *inode, struct file *file)
+{
+ pr_info("%s: ++\n", __func__);
+ file->private_data = info;
+ focuser_info->focuser_init_flag = false;
+ return 0;
+}
+
+static int ar0832_release(struct inode *inode, struct file *file)
+{
+ pr_info("%s: ++\n", __func__);
+
+ file->private_data = NULL;
+ info->pdata->power_off();
+ return 0;
+}
+
+static const struct file_operations ar0832_fileops = {
+ .owner = THIS_MODULE,
+ .open = ar0832_open,
+ .unlocked_ioctl = ar0832_ioctl,
+ .release = ar0832_release,
+};
+
+static struct miscdevice ar0832_device = {
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = "ar0832",
+ .fops = &ar0832_fileops,
+ .mode = S_IRWXUGO
+};
+
+static int ar0832_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ int err;
+ pr_info("ar0832: probing sensor.(id:%s)\n", id->name);
+
+ info = kzalloc(sizeof(struct ar0832_info), GFP_KERNEL);
+ focuser_info = kzalloc(sizeof(struct ar0832_focuser_info), GFP_KERNEL);
+ if (!info || !focuser_info) {
+ pr_err("ar0832: Unable to allocate memory!\n");
+ return -ENOMEM;
+ }
+
+ err = misc_register(&ar0832_device);
+ if (err) {
+ pr_err("ar0832: Unable to register misc device!\n");
+ kfree(info);
+ kfree(focuser_info);
+ return err;
+ }
+
+ /* sensor */
+ info->pdata = client->dev.platform_data;
+ info->i2c_client = client;
+
+ /* focuser */
+ focuser_info->i2c_client = client;
+ focuser_info->config.settle_time = SETTLETIME_MS;
+ /* FIX-ME */
+ /*
+ focuser_info->config.focal_length = FOCAL_LENGTH;
+ focuser_info->config.fnumber = FNUMBER;
+ */
+ focuser_info->config.pos_low = POS_LOW;
+ focuser_info->config.pos_high = POS_HIGH;
+
+ i2c_set_clientdata(client, info);
+
+ return 0;
+}
+
+static int ar0832_remove(struct i2c_client *client)
+{
+ misc_deregister(&ar0832_device);
+ kfree(info);
+ kfree(focuser_info);
+ return 0;
+}
+
+static const struct i2c_device_id ar0832_id[] = {
+ { "ar0832", 0 },
+};
+
+static struct i2c_driver ar0832_i2c_driver = {
+ .probe = ar0832_probe,
+ .remove = ar0832_remove,
+ .id_table = ar0832_id,
+ .driver = {
+ .name = "ar0832",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init ar0832_init(void)
+{
+ pr_info("%s: ++\n", __func__);
+ return i2c_add_driver(&ar0832_i2c_driver);
+}
+
+static void __exit ar0832_exit(void)
+{
+ i2c_del_driver(&ar0832_i2c_driver);
+}
+
+module_init(ar0832_init);
+module_exit(ar0832_exit);
diff --git a/include/media/ar0832_focuser.h b/include/media/ar0832_focuser.h
new file mode 100644
index 000000000000..e1258629b89a
--- /dev/null
+++ b/include/media/ar0832_focuser.h
@@ -0,0 +1,56 @@
+/*
+* ar0832_focuser.h
+*
+* Copyright (c) 2011, NVIDIA, All Rights Reserved.
+*
+* This file is licensed under the terms of the GNU General Public License
+* version 2. This program is licensed "as is" without any warranty of any
+* kind, whether express or implied.
+*/
+
+#ifndef __AR0832_FOCUSER_H__
+#define __AR0832_FOCUSER_H__
+
+#include <linux/ioctl.h> /* For IOCTL macros */
+#include <linux/i2c.h>
+
+#define AR0832_FOCUSER_IOCTL_GET_CONFIG _IOR('o', 12, struct ar0832_focuser_config)
+#define AR0832_FOCUSER_IOCTL_SET_POSITION _IOW('o', 13, __u32)
+#define AR0832_FOCUSER_IOCTL_SET_MODE _IOW('o', 14, __u32)
+
+struct ar0832_focuser_config {
+ __u32 settle_time;
+ __u32 actuator_range;
+ __u32 pos_low;
+ __u32 pos_high;
+ /* To-Do */
+ /*
+ float focal_length;
+ float fnumber;
+ float max_aperture;
+ */
+};
+
+enum StereoCameraMode {
+ MAIN = 0,
+ /* Sets the stereo camera to stereo mode. */
+ STEREO = 1,
+ /* Only the sensor on the left is on. */
+ LEFT_ONLY,
+ /* Only the sensor on the right is on. */
+ RIGHT_ONLY,
+ /* Ignore -- Forces compilers to make 32-bit enums. */
+ StereoCameraMode_Force32 = 0x7FFFFFFF
+};
+
+struct ar0832_focuser_info {
+ struct i2c_client *i2c_client;
+ struct i2c_client *i2c_client_right;
+ struct regulator *regulator;
+ struct ar0832_focuser_config config;
+ __u8 focuser_init_flag;
+
+ enum StereoCameraMode camera_mode;
+};
+
+#endif /* __AR0832_FOCUSER_H__ */
diff --git a/include/media/ar0832_main.h b/include/media/ar0832_main.h
new file mode 100644
index 000000000000..55ade14a4efa
--- /dev/null
+++ b/include/media/ar0832_main.h
@@ -0,0 +1,91 @@
+/*
+* ar0832_main.h
+*
+* Copyright (c) 2011, NVIDIA, All Rights Reserved.
+*
+* This file is licensed under the terms of the GNU General Public License
+* version 2. This program is licensed "as is" without any warranty of any
+* kind, whether express or implied.
+*/
+
+#ifndef __AR0832_MAIN_H__
+#define __AR0832_MAIN_H__
+
+#include <linux/ioctl.h> /* For IOCTL macros */
+
+#define AR0832_IOCTL_SET_MODE _IOW('o', 1, struct ar0832_mode)
+#define AR0832_IOCTL_SET_FRAME_LENGTH _IOW('o', 2, __u32)
+#define AR0832_IOCTL_SET_COARSE_TIME _IOW('o', 3, __u32)
+#define AR0832_IOCTL_SET_GAIN _IOW('o', 4, struct ar0832_gain)
+#define AR0832_IOCTL_GET_STATUS _IOR('o', 5, __u8)
+#define AR0832_IOCTL_GET_OTP _IOR('o', 6, struct ar0832_otp_data)
+#define AR0832_IOCTL_TEST_PATTERN _IOW('o', 7, enum ar0832_test_pattern)
+#define AR0832_IOCTL_SET_POWER_ON _IOW('o', 10, __u32)
+#define AR0832_IOCTL_SET_SENSOR_REGION _IOW('o', 11, struct ar0832_stereo_region)
+
+
+enum ar0832_test_pattern {
+ TEST_PATTERN_NONE,
+ TEST_PATTERN_COLORBARS,
+ TEST_PATTERN_CHECKERBOARD
+};
+
+struct ar0832_otp_data {
+ /* Only the first 5 bytes are actually used. */
+ __u8 sensor_serial_num[6];
+ __u8 part_num[8];
+ __u8 lens_id[1];
+ __u8 manufacture_id[2];
+ __u8 factory_id[2];
+ __u8 manufacture_date[9];
+ __u8 manufacture_line[2];
+
+ __u32 module_serial_num;
+ __u8 focuser_liftoff[2];
+ __u8 focuser_macro[2];
+ __u8 reserved1[12];
+ __u8 shutter_cal[16];
+ __u8 reserved2[183];
+
+ /* Big-endian. CRC16 over 0x00-0x41 (inclusive) */
+ __u16 crc;
+ __u8 reserved3[3];
+ __u8 auto_load[2];
+} __attribute__ ((packed));
+
+struct ar0832_gain{
+ __u16 AnalogGain;
+ __u16 DigitalGain_Upper;
+ __u16 DigitalGain_Lower;
+};
+
+struct ar0832_mode {
+ int xres;
+ int yres;
+ __u32 frame_length;
+ __u32 coarse_time;
+ struct ar0832_gain gain;
+};
+struct ar0832_point{
+ int x;
+ int y;
+};
+struct ar0832_reg {
+ __u16 addr;
+ __u16 val;
+};
+struct ar0832_stereo_region{
+ int camer_index;
+ struct ar0832_point image_start;
+ struct ar0832_point image_end;
+};
+
+#ifdef __KERNEL__
+struct ar0832_platform_data {
+ int (*power_on)(void);
+ int (*power_off)(void);
+
+};
+#endif /* __KERNEL__ */
+
+#endif