summaryrefslogtreecommitdiffstats
path: root/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/sn9c102/sn9c102_pas202bcb.c')
-rw-r--r--drivers/media/video/sn9c102/sn9c102_pas202bcb.c335
1 files changed, 0 insertions, 335 deletions
diff --git a/drivers/media/video/sn9c102/sn9c102_pas202bcb.c b/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
deleted file mode 100644
index 2e86fdc8698..00000000000
--- a/drivers/media/video/sn9c102/sn9c102_pas202bcb.c
+++ /dev/null
@@ -1,335 +0,0 @@
-/***************************************************************************
- * Plug-in for PAS202BCB image sensor connected to the SN9C1xx PC Camera *
- * Controllers *
- * *
- * Copyright (C) 2004 by Carlos Eduardo Medaglia Dyonisio *
- * <medaglia@undl.org.br> *
- * *
- * Support for SN9C103, DAC Magnitude, exposure and green gain controls *
- * added by Luca Risolia <luca.risolia@studio.unibo.it> *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the Free Software *
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
- ***************************************************************************/
-
-#include <linux/delay.h>
-#include "sn9c102_sensor.h"
-#include "sn9c102_devtable.h"
-
-
-static int pas202bcb_init(struct sn9c102_device* cam)
-{
- int err = 0;
-
- switch (sn9c102_get_bridge(cam)) {
- case BRIDGE_SN9C101:
- case BRIDGE_SN9C102:
- err = sn9c102_write_const_regs(cam, {0x00, 0x10}, {0x00, 0x11},
- {0x00, 0x14}, {0x20, 0x17},
- {0x30, 0x19}, {0x09, 0x18});
- break;
- case BRIDGE_SN9C103:
- err = sn9c102_write_const_regs(cam, {0x00, 0x02}, {0x00, 0x03},
- {0x1a, 0x04}, {0x20, 0x05},
- {0x20, 0x06}, {0x20, 0x07},
- {0x00, 0x10}, {0x00, 0x11},
- {0x00, 0x14}, {0x20, 0x17},
- {0x30, 0x19}, {0x09, 0x18},
- {0x02, 0x1c}, {0x03, 0x1d},
- {0x0f, 0x1e}, {0x0c, 0x1f},
- {0x00, 0x20}, {0x10, 0x21},
- {0x20, 0x22}, {0x30, 0x23},
- {0x40, 0x24}, {0x50, 0x25},
- {0x60, 0x26}, {0x70, 0x27},
- {0x80, 0x28}, {0x90, 0x29},
- {0xa0, 0x2a}, {0xb0, 0x2b},
- {0xc0, 0x2c}, {0xd0, 0x2d},
- {0xe0, 0x2e}, {0xf0, 0x2f},
- {0xff, 0x30});
- break;
- default:
- break;
- }
-
- err += sn9c102_i2c_write(cam, 0x02, 0x14);
- err += sn9c102_i2c_write(cam, 0x03, 0x40);
- err += sn9c102_i2c_write(cam, 0x0d, 0x2c);
- err += sn9c102_i2c_write(cam, 0x0e, 0x01);
- err += sn9c102_i2c_write(cam, 0x0f, 0xa9);
- err += sn9c102_i2c_write(cam, 0x10, 0x08);
- err += sn9c102_i2c_write(cam, 0x13, 0x63);
- err += sn9c102_i2c_write(cam, 0x15, 0x70);
- err += sn9c102_i2c_write(cam, 0x11, 0x01);
-
- msleep(400);
-
- return err;
-}
-
-
-static int pas202bcb_get_ctrl(struct sn9c102_device* cam,
- struct v4l2_control* ctrl)
-{
- switch (ctrl->id) {
- case V4L2_CID_EXPOSURE:
- {
- int r1 = sn9c102_i2c_read(cam, 0x04),
- r2 = sn9c102_i2c_read(cam, 0x05);
- if (r1 < 0 || r2 < 0)
- return -EIO;
- ctrl->value = (r1 << 6) | (r2 & 0x3f);
- }
- return 0;
- case V4L2_CID_RED_BALANCE:
- if ((ctrl->value = sn9c102_i2c_read(cam, 0x09)) < 0)
- return -EIO;
- ctrl->value &= 0x0f;
- return 0;
- case V4L2_CID_BLUE_BALANCE:
- if ((ctrl->value = sn9c102_i2c_read(cam, 0x07)) < 0)
- return -EIO;
- ctrl->value &= 0x0f;
- return 0;
- case V4L2_CID_GAIN:
- if ((ctrl->value = sn9c102_i2c_read(cam, 0x10)) < 0)
- return -EIO;
- ctrl->value &= 0x1f;
- return 0;
- case SN9C102_V4L2_CID_GREEN_BALANCE:
- if ((ctrl->value = sn9c102_i2c_read(cam, 0x08)) < 0)
- return -EIO;
- ctrl->value &= 0x0f;
- return 0;
- case SN9C102_V4L2_CID_DAC_MAGNITUDE:
- if ((ctrl->value = sn9c102_i2c_read(cam, 0x0c)) < 0)
- return -EIO;
- return 0;
- default:
- return -EINVAL;
- }
-}
-
-
-static int pas202bcb_set_pix_format(struct sn9c102_device* cam,
- const struct v4l2_pix_format* pix)
-{
- int err = 0;
-
- if (pix->pixelformat == V4L2_PIX_FMT_SN9C10X)
- err += sn9c102_write_reg(cam, 0x28, 0x17);
- else
- err += sn9c102_write_reg(cam, 0x20, 0x17);
-
- return err;
-}
-
-
-static int pas202bcb_set_ctrl(struct sn9c102_device* cam,
- const struct v4l2_control* ctrl)
-{
- int err = 0;
-
- switch (ctrl->id) {
- case V4L2_CID_EXPOSURE:
- err += sn9c102_i2c_write(cam, 0x04, ctrl->value >> 6);
- err += sn9c102_i2c_write(cam, 0x05, ctrl->value & 0x3f);
- break;
- case V4L2_CID_RED_BALANCE:
- err += sn9c102_i2c_write(cam, 0x09, ctrl->value);
- break;
- case V4L2_CID_BLUE_BALANCE:
- err += sn9c102_i2c_write(cam, 0x07, ctrl->value);
- break;
- case V4L2_CID_GAIN:
- err += sn9c102_i2c_write(cam, 0x10, ctrl->value);
- break;
- case SN9C102_V4L2_CID_GREEN_BALANCE:
- err += sn9c102_i2c_write(cam, 0x08, ctrl->value);
- break;
- case SN9C102_V4L2_CID_DAC_MAGNITUDE:
- err += sn9c102_i2c_write(cam, 0x0c, ctrl->value);
- break;
- default:
- return -EINVAL;
- }
- err += sn9c102_i2c_write(cam, 0x11, 0x01);
-
- return err ? -EIO : 0;
-}
-
-
-static int pas202bcb_set_crop(struct sn9c102_device* cam,
- const struct v4l2_rect* rect)
-{
- struct sn9c102_sensor* s = sn9c102_get_sensor(cam);
- int err = 0;
- u8 h_start = 0,
- v_start = (u8)(rect->top - s->cropcap.bounds.top) + 3;
-
- switch (sn9c102_get_bridge(cam)) {
- case BRIDGE_SN9C101:
- case BRIDGE_SN9C102:
- h_start = (u8)(rect->left - s->cropcap.bounds.left) + 4;
- break;
- case BRIDGE_SN9C103:
- h_start = (u8)(rect->left - s->cropcap.bounds.left) + 3;
- break;
- default:
- break;
- }
-
- err += sn9c102_write_reg(cam, h_start, 0x12);
- err += sn9c102_write_reg(cam, v_start, 0x13);
-
- return err;
-}
-
-
-static const struct sn9c102_sensor pas202bcb = {
- .name = "PAS202BCB",
- .maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
- .supported_bridge = BRIDGE_SN9C101 | BRIDGE_SN9C102 | BRIDGE_SN9C103,
- .sysfs_ops = SN9C102_I2C_READ | SN9C102_I2C_WRITE,
- .frequency = SN9C102_I2C_400KHZ | SN9C102_I2C_100KHZ,
- .interface = SN9C102_I2C_2WIRES,
- .i2c_slave_id = 0x40,
- .init = &pas202bcb_init,
- .qctrl = {
- {
- .id = V4L2_CID_EXPOSURE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "exposure",
- .minimum = 0x01e5,
- .maximum = 0x3fff,
- .step = 0x0001,
- .default_value = 0x01e5,
- .flags = 0,
- },
- {
- .id = V4L2_CID_GAIN,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "global gain",
- .minimum = 0x00,
- .maximum = 0x1f,
- .step = 0x01,
- .default_value = 0x0b,
- .flags = 0,
- },
- {
- .id = V4L2_CID_RED_BALANCE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "red balance",
- .minimum = 0x00,
- .maximum = 0x0f,
- .step = 0x01,
- .default_value = 0x00,
- .flags = 0,
- },
- {
- .id = V4L2_CID_BLUE_BALANCE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "blue balance",
- .minimum = 0x00,
- .maximum = 0x0f,
- .step = 0x01,
- .default_value = 0x05,
- .flags = 0,
- },
- {
- .id = SN9C102_V4L2_CID_GREEN_BALANCE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "green balance",
- .minimum = 0x00,
- .maximum = 0x0f,
- .step = 0x01,
- .default_value = 0x00,
- .flags = 0,
- },
- {
- .id = SN9C102_V4L2_CID_DAC_MAGNITUDE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "DAC magnitude",
- .minimum = 0x00,
- .maximum = 0xff,
- .step = 0x01,
- .default_value = 0x04,
- .flags = 0,
- },
- },
- .get_ctrl = &pas202bcb_get_ctrl,
- .set_ctrl = &pas202bcb_set_ctrl,
- .cropcap = {
- .bounds = {
- .left = 0,
- .top = 0,
- .width = 640,
- .height = 480,
- },
- .defrect = {
- .left = 0,
- .top = 0,
- .width = 640,
- .height = 480,
- },
- },
- .set_crop = &pas202bcb_set_crop,
- .pix_format = {
- .width = 640,
- .height = 480,
- .pixelformat = V4L2_PIX_FMT_SBGGR8,
- .priv = 8,
- },
- .set_pix_format = &pas202bcb_set_pix_format
-};
-
-
-int sn9c102_probe_pas202bcb(struct sn9c102_device* cam)
-{
- int r0 = 0, r1 = 0, err = 0;
- unsigned int pid = 0;
-
- /*
- * Minimal initialization to enable the I2C communication
- * NOTE: do NOT change the values!
- */
- switch (sn9c102_get_bridge(cam)) {
- case BRIDGE_SN9C101:
- case BRIDGE_SN9C102:
- err = sn9c102_write_const_regs(cam,
- {0x01, 0x01}, /* power down */
- {0x40, 0x01}, /* power on */
- {0x28, 0x17});/* clock 24 MHz */
- break;
- case BRIDGE_SN9C103: /* do _not_ change anything! */
- err = sn9c102_write_const_regs(cam, {0x09, 0x01}, {0x44, 0x01},
- {0x44, 0x02}, {0x29, 0x17});
- break;
- default:
- break;
- }
-
- r0 = sn9c102_i2c_try_read(cam, &pas202bcb, 0x00);
- r1 = sn9c102_i2c_try_read(cam, &pas202bcb, 0x01);
-
- if (err || r0 < 0 || r1 < 0)
- return -EIO;
-
- pid = (r0 << 4) | ((r1 & 0xf0) >> 4);
- if (pid != 0x017)
- return -ENODEV;
-
- sn9c102_attach_sensor(cam, &pas202bcb);
-
- return 0;
-}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-17 18:43:31 +0000