[PATCH] v4l2-subdev: ADV7343 video encoder driver

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Analog Devices ADV7343 video encoder driver

Add ADV7343 I2C based video encoder driver. This follows the v4l2-subdev
framework.This driver has been tested on TI DM646x EVM. It has been tested for
Composite and Component outputs.

Signed-off-by: Chaithrika U S <chaithrika@xxxxxx>
---
 drivers/media/video/Kconfig        |    9 +
 drivers/media/video/Makefile       |    1 +
 drivers/media/video/adv7343.c      |  594 ++++++++++++++++++++++++++++++++++++
 drivers/media/video/adv7343_regs.h |  214 +++++++++++++
 include/media/adv7343.h            |   23 ++
 include/media/v4l2-chip-ident.h    |    3 +
 6 files changed, 844 insertions(+), 0 deletions(-)
 create mode 100644 drivers/media/video/adv7343.c
 create mode 100644 drivers/media/video/adv7343_regs.h
 create mode 100644 include/media/adv7343.h

diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 114bf04..49ff639 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -426,6 +426,15 @@ config VIDEO_ADV7175
 	  To compile this driver as a module, choose M here: the
 	  module will be called adv7175.
 
+config VIDEO_ADV7343
+        tristate "ADV7343 video encoder"
+        depends on I2C
+        help
+          Support for Analog Devices I2C bus based ADV7343 encoder.
+
+          To compile this driver as a module, choose M here: the
+          module will be called adv7343.
+
 comment "Video improvement chips"
 
 config VIDEO_UPD64031A
diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile
index 08765d8..eaa5a49 100644
--- a/drivers/media/video/Makefile
+++ b/drivers/media/video/Makefile
@@ -49,6 +49,7 @@ obj-$(CONFIG_VIDEO_SAA7185) += saa7185.o
 obj-$(CONFIG_VIDEO_SAA7191) += saa7191.o
 obj-$(CONFIG_VIDEO_ADV7170) += adv7170.o
 obj-$(CONFIG_VIDEO_ADV7175) += adv7175.o
+obj-$(CONFIG_VIDEO_ADV7343) += adv7343.o
 obj-$(CONFIG_VIDEO_VPX3220) += vpx3220.o
 obj-$(CONFIG_VIDEO_BT819) += bt819.o
 obj-$(CONFIG_VIDEO_BT856) += bt856.o
diff --git a/drivers/media/video/adv7343.c b/drivers/media/video/adv7343.c
new file mode 100644
index 0000000..97ccffb
--- /dev/null
+++ b/drivers/media/video/adv7343.c
@@ -0,0 +1,594 @@
+/*
+ * adv7343 - ADV7343 Video Encoder Driver
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * 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 version 2.
+ *
+ * This program is distributed .as is. WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/ctype.h>
+#include <linux/i2c.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/videodev2.h>
+#include <linux/uaccess.h>
+#include <linux/version.h>
+
+#include <media/adv7343.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-chip-ident.h>
+
+#include "adv7343_regs.h"
+
+MODULE_DESCRIPTION("ADV7343 video encoder driver");
+MODULE_LICENSE("GPL");
+
+static int debug = 1;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "Debug level 0-1");
+
+static unsigned char reg00 = 0x80;	/* Power Mode register */
+static unsigned char reg01 = 0x00;	/* MODE_SELECT_REG */
+static unsigned char reg02 = 0x20;	/* MODE_REG0 */
+static unsigned char reg35 = 0x00;	/* HD_MODE_REG6 */
+static unsigned char reg80 = ADV7343_SD_MODE_REG1_DEFAULT; /* SD_MODE_REG1 */
+static unsigned char reg82 = ADV7343_SD_MODE_REG2_DEFAULT; /* SD_MODE_REG2 */
+
+struct adv7343_state {
+	struct v4l2_subdev sd;
+	v4l2_std_id std;
+	int output;
+	int bright;
+	int hue;
+	int gain;
+	int ch_id;
+};
+
+static inline struct adv7343_state *to_state(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct adv7343_state, sd);
+}
+
+static inline int adv7343_write(struct v4l2_subdev *sd, u8 reg, u8 value)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	return i2c_smbus_write_byte_data(client, reg, value);
+}
+
+static const u8 adv7343_init_reg_val[] = {
+	ADV7343_SOFT_RESET, ADV7343_SOFT_RESET_DEFAULT,
+	ADV7343_POWER_MODE_REG, ADV7343_POWER_MODE_REG_DEFAULT,
+
+	ADV7343_HD_MODE_REG1, ADV7343_HD_MODE_REG1_DEFAULT,
+	ADV7343_HD_MODE_REG2, ADV7343_HD_MODE_REG2_DEFAULT,
+	ADV7343_HD_MODE_REG3, ADV7343_HD_MODE_REG3_DEFAULT,
+	ADV7343_HD_MODE_REG4, ADV7343_HD_MODE_REG4_DEFAULT,
+	ADV7343_HD_MODE_REG5, ADV7343_HD_MODE_REG5_DEFAULT,
+	ADV7343_HD_MODE_REG6, ADV7343_HD_MODE_REG6_DEFAULT,
+	ADV7343_HD_MODE_REG7, ADV7343_HD_MODE_REG7_DEFAULT,
+
+	ADV7343_SD_MODE_REG1, ADV7343_SD_MODE_REG1_DEFAULT,
+	ADV7343_SD_MODE_REG2, ADV7343_SD_MODE_REG2_DEFAULT,
+	ADV7343_SD_MODE_REG3, ADV7343_SD_MODE_REG3_DEFAULT,
+	ADV7343_SD_MODE_REG4, ADV7343_SD_MODE_REG4_DEFAULT,
+	ADV7343_SD_MODE_REG5, ADV7343_SD_MODE_REG5_DEFAULT,
+	ADV7343_SD_MODE_REG6, ADV7343_SD_MODE_REG6_DEFAULT,
+	ADV7343_SD_MODE_REG7, ADV7343_SD_MODE_REG7_DEFAULT,
+	ADV7343_SD_MODE_REG8, ADV7343_SD_MODE_REG8_DEFAULT,
+
+	ADV7343_SD_HUE_REG, ADV7343_SD_HUE_REG_DEFAULT,
+	ADV7343_SD_CGMS_WSS0, ADV7343_SD_CGMS_WSS0_DEFAULT,
+	ADV7343_SD_BRIGHTNESS_WSS, ADV7343_SD_BRIGHTNESS_WSS_DEFAULT,
+};
+
+static struct adv7343_std_info standards_info[ADV7343_NUM_STD] = {
+	{
+		ADV7343_SD_MODE_REG1, &reg80, SD_INPUT_MODE, (~(SD_STD_MASK)),
+		SD_STD_NTSC, 0x8C, 0x1F, 0x8D, 0x7C, 0x8E, 0xF0, 0x8F, 0x21,
+		V4L2_STD_NTSC,
+	},
+	{
+		ADV7343_SD_MODE_REG1, &reg80, SD_INPUT_MODE, (~(SD_STD_MASK)),
+		SD_STD_PAL_BDGHI, 0x8C, 0x1F, 0x8D, 0x7C, 0x8E, 0xF0, 0x8F,
+		0x21, V4L2_STD_PAL,
+	},
+};
+
+static struct adv7343_config adv7343_configuration[ADV7343_NUM_CHANNELS] = {
+	{
+		.no_of_outputs = ADV7343_MAX_NO_OUTPUTS,
+		.output[0] = {
+			.output_type	= ADV7343_COMPOSITE_ID,
+			.no_of_standard	= ADV7343_NUM_STD,
+			.def_std	= V4L2_STD_NTSC,
+			.std_info	= standards_info,
+			.power_val	= ADV7343_COMPOSITE_POWER_VALUE,
+		},
+		.output[1] = {
+			.output_type	= ADV7343_COMPONENT_ID,
+			.no_of_standard	= ADV7343_NUM_STD,
+			.def_std	= V4L2_STD_NTSC,
+			.std_info	= standards_info,
+			.power_val	= ADV7343_COMPONENT_POWER_VALUE,
+		},
+		.output[2] = {
+			.output_type	= ADV7343_SVIDEO_ID,
+			.no_of_standard	= ADV7343_NUM_STD,
+			.def_std	= V4L2_STD_NTSC,
+			.std_info	= standards_info,
+			.power_val	= ADV7343_SVIDEO_POWER_VALUE
+		},
+	},
+};
+
+static struct adv7343_channel adv7343_channel_info[ADV7343_NUM_CHANNELS] = {
+	{
+		.current_output	= ADV7343_COMPOSITE_ID,
+		.mode_info	= V4L2_STD_NTSC,
+	}
+};
+
+static int adv7343_setstd(struct v4l2_subdev *sd, v4l2_std_id std)
+{
+	int err = 0;
+	int i = 0;
+	struct adv7343_std_info *std_info;
+	int output_idx;
+	u8 reg, val;
+
+	int ch_id = (to_state(sd))->ch_id;
+	struct adv7343_config *config = &adv7343_configuration[ch_id];
+
+	output_idx = adv7343_channel_info[ch_id].current_output;
+
+	for (i = 0; i < config->output[output_idx].no_of_standard; i++) {
+		std_info = &config->output[output_idx].std_info[i];
+		if (std_info->stdid & std)
+			break;
+	}
+
+	if (i == config->output[output_idx].no_of_standard) {
+		v4l2_err(sd, "Invalid std or std is not supported\n");
+		return -EINVAL;
+	}
+
+	val = *(config->output[output_idx].std_info[i].value);
+	val &= config->output[output_idx].std_info[i].standard_val2;
+	val |= config->output[output_idx].std_info[i].standard_val3;
+	err = adv7343_write(sd,
+		config->output[output_idx].std_info[i].set_std_register, val);
+	if (err < 0)
+		goto setstd_exit;
+
+	*(config->output[output_idx].std_info[i].value) = val;
+
+	val = reg01;
+	val &= (~((u8) INPUT_MODE_MASK));
+	val |= config->output[output_idx].std_info[i].outputmode_val1;
+	err = adv7343_write(sd, ADV7343_MODE_SELECT_REG, val);
+	if (err < 0)
+		goto setstd_exit;
+
+	reg01 = val;
+
+	/* Store the standard in global object of adv7343 */
+	adv7343_channel_info[ch_id].mode_info =
+				config->output[output_idx].std_info[i].stdid;
+
+	reg = config->output[output_idx].std_info[i].fsc0_reg;
+	val = config->output[output_idx].std_info[i].fsc0_val;
+	err = adv7343_write(sd, reg, val);
+	if (err < 0)
+		goto setstd_exit;
+
+	reg = config->output[output_idx].std_info[i].fsc1_reg;
+	val = config->output[output_idx].std_info[i].fsc1_val;
+	err = adv7343_write(sd, reg, val);
+	if (err < 0)
+		goto setstd_exit;
+
+	reg = config->output[output_idx].std_info[i].fsc2_reg;
+	val = config->output[output_idx].std_info[i].fsc2_val;
+	err = adv7343_write(sd, reg, val);
+	if (err < 0)
+		goto setstd_exit;
+
+	reg = config->output[output_idx].std_info[i].fsc3_reg;
+	val = config->output[output_idx].std_info[i].fsc3_val;
+	err = adv7343_write(sd, reg, val);
+	if (err < 0)
+		goto setstd_exit;
+
+	val = reg80;
+
+	if (std & V4L2_STD_NTSC)
+		val &= 0x03;
+	else if (std &  V4L2_STD_PAL)
+		val |= 0x04;
+
+	err = adv7343_write(sd, ADV7343_SD_MODE_REG1, val);
+	if (err < 0)
+		goto setstd_exit;
+
+	reg80 = val;
+
+setstd_exit:
+	return err;
+}
+
+static int adv7343_setoutput(struct v4l2_subdev *sd, int output_type)
+{
+	unsigned char val;
+	int i;
+	int index;
+	int err = 0;
+	int ch_id = (to_state(sd))->ch_id;
+	struct adv7343_config *config = &adv7343_configuration[ch_id];
+
+	for (i = 0; i < config->no_of_outputs; i++) {
+		if (output_type == config->output[i].output_type)
+			break;
+	}
+
+	if (i == config->no_of_outputs) {
+		v4l2_err(sd, "Invalid output or output type not supported\n");
+		return -EINVAL;
+	}
+	index = i;
+
+	/* Enable Appropriate DAC */
+	val = reg00;
+	val &= 0x03;
+	val |= config->output[index].power_val;
+	err = adv7343_write(sd, ADV7343_POWER_MODE_REG, val);
+	if (err < 0)
+		goto setoutput_exit;
+
+	reg00 = val;
+
+	/* Enable YUV output */
+	val = reg02;
+	val |= YUV_OUTPUT_SELECT;
+	err = adv7343_write(sd, ADV7343_MODE_REG0, val);
+	if (err < 0)
+		goto setoutput_exit;
+
+	reg02 = val;
+
+	/* configure SD DAC Output 2 and SD DAC Output 1 bit to zero */
+	val = reg82;
+	val &= (SD_DAC_1_DI & SD_DAC_2_DI);
+	err = adv7343_write(sd, ADV7343_SD_MODE_REG2, val);
+	if (err < 0)
+		goto setoutput_exit;
+
+	reg82 = val;
+
+	/* configure ED/HD Color DAC Swap and ED/HD RGB Input Enable bit to
+	 * zero */
+	val = reg35;
+	val &= (HD_RGB_INPUT_DI & HD_DAC_SWAP_DI);
+	err = adv7343_write(sd, ADV7343_HD_MODE_REG6, val);
+	if (err < 0)
+		goto setoutput_exit;
+
+	reg35 = val;
+
+	adv7343_channel_info[ch_id].current_output = index;
+	adv7343_channel_info[ch_id].mode_info = config->output[index].def_std;
+
+	err = adv7343_setstd(sd, adv7343_channel_info[ch_id].mode_info);
+
+setoutput_exit:
+	return err;
+}
+
+static int adv7343_getstd(struct v4l2_subdev *sd, v4l2_std_id *stdid)
+{
+	int err = 0;
+	int ch_id =  (to_state(sd))->ch_id;
+	int output_idx;
+
+	output_idx = adv7343_channel_info[ch_id].current_output;
+
+	*stdid = adv7343_channel_info[ch_id].mode_info;
+
+	return err;
+}
+
+static int adv7343_log_status(struct v4l2_subdev *sd)
+{
+	struct adv7343_state *state = to_state(sd);
+
+	v4l2_info(sd, "Standard: %llu\n", state->std);
+	v4l2_info(sd, "Output: %s\n", (state->output) ? "Composite" :
+							"Component");
+	v4l2_info(sd, "Channel: %d\n", state->ch_id);
+
+	return 0;
+}
+
+static int adv7343_initialize(struct v4l2_subdev *sd)
+{
+	int err = 0;
+	int ch_id = (to_state(sd))->ch_id; /* for now */
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(adv7343_init_reg_val); i += 2) {
+
+		err = adv7343_write(sd, adv7343_init_reg_val[i],
+					adv7343_init_reg_val[i+1]);
+		if (err) {
+			v4l2_err(sd, "Error initializing\n");
+			return err;
+		}
+	}
+
+	adv7343_channel_info[ch_id].current_output =
+			adv7343_configuration[ch_id].output[0].output_type;
+	adv7343_channel_info[ch_id].mode_info = standards_info[0].stdid;
+
+	/* Configure for default video standard */
+	err = adv7343_setoutput(sd, adv7343_configuration[ch_id].
+					output[0].output_type);
+	if (err < 0) {
+		v4l2_err(sd, "Error setting output during init\n");
+		return -EINVAL;
+	}
+
+	err = adv7343_setstd(sd, adv7343_configuration[ch_id].
+					output[0].def_std);
+	if (err < 0) {
+		v4l2_err(sd, "Error setting std during init\n");
+		return -EINVAL;
+	}
+
+	return err;
+}
+
+static int adv7343_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
+{
+	switch (qc->id) {
+	case V4L2_CID_BRIGHTNESS:
+		return v4l2_ctrl_query_fill(qc, ADV7343_BRIGHTNESS_MIN,
+						ADV7343_BRIGHTNESS_MAX, 1,
+						ADV7343_BRIGHTNESS_DEF);
+	case V4L2_CID_HUE:
+		return v4l2_ctrl_query_fill(qc, ADV7343_HUE_MIN,
+						ADV7343_HUE_MAX, 1 ,
+						ADV7343_HUE_DEF);
+	case V4L2_CID_GAIN:
+		return v4l2_ctrl_query_fill(qc, ADV7343_GAIN_MIN,
+						ADV7343_GAIN_MAX, 1,
+						ADV7343_GAIN_DEF);
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static int adv7343_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	struct adv7343_state *state = to_state(sd);
+	int err = 0;
+
+	switch (ctrl->id) {
+	case V4L2_CID_BRIGHTNESS:
+		if (ctrl->value < ADV7343_BRIGHTNESS_MIN || ctrl->value >
+						ADV7343_BRIGHTNESS_MAX) {
+			v4l2_dbg(1, debug, sd, "invalid brightness settings\
+						%d\n", ctrl->value);
+			return -ERANGE;
+		}
+
+		state->bright = ctrl->value;
+		err = adv7343_write(sd, ADV7343_SD_BRIGHTNESS_WSS,
+					state->bright);
+		break;
+
+	case V4L2_CID_HUE:
+		if (ctrl->value < ADV7343_HUE_MIN || ctrl->value >
+							ADV7343_HUE_MAX) {
+			v4l2_dbg(1, debug, sd, "invalid hue settings %d\n",
+								ctrl->value);
+			return -ERANGE;
+		}
+
+		state->hue = ctrl->value;
+		err = adv7343_write(sd, ADV7343_SD_HUE_REG, state->hue);
+		break;
+
+	case V4L2_CID_GAIN:
+		if (ctrl->value < ADV7343_GAIN_MIN || ctrl->value >
+							ADV7343_GAIN_MAX) {
+			v4l2_dbg(1, debug, sd, "invalid gain settings %d\n",
+								ctrl->value);
+			return -ERANGE;
+		}
+
+		if ((ctrl->value > POSITIVE_GAIN_MAX) &&
+			(ctrl->value < NEGATIVE_GAIN_MIN)) {
+			v4l2_dbg(1, debug, sd, "gain settings not within \
+					the specified range\n");
+			return -ERANGE;
+		} else {
+			state->gain = ctrl->value;
+			err = adv7343_write(sd, ADV7343_DAC2_OUTPUT_LEVEL,
+					state->gain);
+		}
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	if (err < 0)
+		v4l2_err(sd, "Failed to set the encoder controls\n");
+
+	return err;
+}
+
+static int adv7343_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+{
+	struct adv7343_state *state = to_state(sd);
+
+	switch (ctrl->id) {
+	case V4L2_CID_BRIGHTNESS:
+		ctrl->value = state->bright;
+		break;
+
+	case V4L2_CID_HUE:
+		ctrl->value = state->hue;
+		break;
+
+	case V4L2_CID_GAIN:
+		ctrl->value = state->gain;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int adv7343_g_chip_ident(struct v4l2_subdev *sd,
+				struct v4l2_dbg_chip_ident *chip)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7343, 0);
+}
+
+static const struct v4l2_subdev_core_ops adv7343_core_ops = {
+	.log_status	= adv7343_log_status,
+	.g_chip_ident	= adv7343_g_chip_ident,
+	.g_ctrl		= adv7343_g_ctrl,
+	.s_ctrl		= adv7343_s_ctrl,
+	.queryctrl	= adv7343_queryctrl,
+};
+
+static int adv7343_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std)
+{
+	struct adv7343_state *state = to_state(sd);
+	int err = 0;
+
+	if (state->std == std)
+		return 0;
+
+	err = adv7343_setstd(sd, std);
+	if (!err)
+		state->std = std;
+	else
+		v4l2_err(sd, "s_std_ouput failed\n");
+
+	return err;
+}
+
+static int adv7343_s_routing(struct v4l2_subdev *sd,
+				const struct v4l2_routing *route)
+{
+	struct adv7343_state *state = to_state(sd);
+
+	int err = 0;
+
+	if (state->output == route->output)
+		return 0;
+
+	err = adv7343_setoutput(sd, route->output);
+	if (err)
+		v4l2_err(sd, "Error setting output\n");
+	else
+		state->output = route->output;
+
+	return err;
+}
+
+static int adv7343_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
+{
+	return adv7343_getstd(sd, std);
+}
+
+static const struct v4l2_subdev_video_ops adv7343_video_ops = {
+	.s_std_output	= adv7343_s_std_output,
+	.s_routing	= adv7343_s_routing,
+	.querystd	= adv7343_querystd,
+};
+
+static const struct v4l2_subdev_ops adv7343_ops = {
+	.core	= &adv7343_core_ops,
+	.video	= &adv7343_video_ops,
+};
+
+static int adv7343_probe(struct i2c_client *client,
+				const struct i2c_device_id *id)
+{
+	struct adv7343_state *state;
+
+	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+		return -ENODEV;
+
+	v4l_info(client, "chip found @ 0x%x (%s)\n",
+			client->addr << 1, client->adapter->name);
+
+	state = kzalloc(sizeof(struct adv7343_state), GFP_KERNEL);
+	if (state == NULL)
+		return -ENOMEM;
+
+	state->ch_id	= 0;
+	state->output	= -1;
+	v4l2_i2c_subdev_init(&state->sd, client, &adv7343_ops);
+	return adv7343_initialize(&state->sd);
+}
+
+static int adv7343_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_state(sd));
+
+	return 0;
+}
+
+static const struct i2c_device_id adv7343_id[] = {
+	{ADV7343_NAME, 0},
+	{},
+};
+
+MODULE_DEVICE_TABLE(i2c, adv7343_id);
+
+static struct i2c_driver adv7343_driver = {
+	.driver = {
+		.owner	= THIS_MODULE,
+		.name	= ADV7343_NAME,
+	},
+	.probe		= adv7343_probe,
+	.remove		= adv7343_remove,
+	.id_table	= adv7343_id,
+};
+
+static __init int init_adv7343(void)
+{
+	return i2c_add_driver(&adv7343_driver);
+}
+
+static __exit void exit_adv7343(void)
+{
+	i2c_del_driver(&adv7343_driver);
+}
+
+module_init(init_adv7343);
+module_exit(exit_adv7343);
diff --git a/drivers/media/video/adv7343_regs.h b/drivers/media/video/adv7343_regs.h
new file mode 100644
index 0000000..7717682
--- /dev/null
+++ b/drivers/media/video/adv7343_regs.h
@@ -0,0 +1,214 @@
+/*
+ * ADV7343 encoder related structure and register definitions
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * 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 version 2.
+ *
+ * This program is distributed .as is. WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef ADV7343_REG_H
+#define ADV7343_REGS_H
+
+#define ADV7343_NAME	"adv7343"
+
+#define ADV7343_NUM_CHANNELS	(1)
+
+/* encoder standard related strctures */
+#define ADV7343_MAX_NO_OUTPUTS	(3)
+#define ADV7343_NUM_STD		(2)
+
+#define ADV7343_BRIGHTNESS_MAX	(127)
+#define ADV7343_BRIGHTNESS_MIN	(0)
+#define ADV7343_BRIGHTNESS_DEF	(3)
+#define ADV7343_HUE_MAX		(255)
+#define ADV7343_HUE_MIN		(0)
+#define ADV7343_HUE_DEF		(127)
+#define ADV7343_GAIN_MAX	(255)
+#define ADV7343_GAIN_MIN	(0)
+#define ADV7343_GAIN_DEF	(0)
+
+struct adv7343_std_info {
+	unsigned char set_std_register;
+	unsigned char *value;
+	u32 outputmode_val1;
+	u32 standard_val2;
+	u32 standard_val3;
+	u8 fsc0_reg, fsc0_val;
+	u8 fsc1_reg, fsc1_val;
+	u8 fsc2_reg, fsc2_val;
+	u8 fsc3_reg, fsc3_val;
+	v4l2_std_id stdid;
+};
+
+struct adv7343_config {
+	int no_of_outputs;
+	struct {
+		unsigned char power_val;
+		int output_type;
+		int no_of_standard;
+		v4l2_std_id def_std;
+		struct adv7343_std_info *std_info;
+	} output[ADV7343_MAX_NO_OUTPUTS];
+	unsigned short services_set;
+	u8 num_services;
+};
+
+struct adv7343_channel {
+	u8 current_output;
+	v4l2_std_id mode_info;
+	unsigned short services_set;
+};
+
+/* Register offset macros */
+#define ADV7343_POWER_MODE_REG		(0x00)
+#define ADV7343_MODE_SELECT_REG		(0x01)
+#define ADV7343_MODE_REG0		(0x02)
+
+#define ADV7343_DAC2_OUTPUT_LEVEL	(0x0b)
+
+#define ADV7343_SOFT_RESET		(0x17)
+
+#define ADV7343_HD_MODE_REG1		(0x30)
+#define ADV7343_HD_MODE_REG2		(0x31)
+#define ADV7343_HD_MODE_REG3		(0x32)
+#define ADV7343_HD_MODE_REG4		(0x33)
+#define ADV7343_HD_MODE_REG5		(0x34)
+#define ADV7343_HD_MODE_REG6		(0x35)
+
+#define ADV7343_HD_MODE_REG7		(0x39)
+
+#define ADV7343_SD_MODE_REG1		(0x80)
+#define ADV7343_SD_MODE_REG2		(0x82)
+#define ADV7343_SD_MODE_REG3		(0x83)
+#define ADV7343_SD_MODE_REG4		(0x84)
+#define ADV7343_SD_MODE_REG5		(0x86)
+#define ADV7343_SD_MODE_REG6		(0x87)
+#define ADV7343_SD_MODE_REG7		(0x88)
+#define ADV7343_SD_MODE_REG8		(0x89)
+
+#define ADV7343_SD_CGMS_WSS0		(0x99)
+
+#define ADV7343_SD_HUE_REG		(0xA0)
+#define ADV7343_SD_BRIGHTNESS_WSS	(0xA1)
+
+/* Default values for the registers */
+#define ADV7343_POWER_MODE_REG_DEFAULT		(0x10)
+#define ADV7343_HD_MODE_REG1_DEFAULT		(0x3C)	/* Changed Default
+							   720p EAVSAV code*/
+#define ADV7343_HD_MODE_REG2_DEFAULT		(0x01)	/* Changed Pixel data
+							   valid */
+#define ADV7343_HD_MODE_REG3_DEFAULT		(0x00)	/* Color delay 0 clks */
+#define ADV7343_HD_MODE_REG4_DEFAULT		(0xE8)	/* Changed */
+#define ADV7343_HD_MODE_REG5_DEFAULT		(0x08)
+#define ADV7343_HD_MODE_REG6_DEFAULT		(0x00)
+#define ADV7343_HD_MODE_REG7_DEFAULT		(0x00)
+#define ADV7343_SD_MODE_REG8_DEFAULT		(0x00)
+#define ADV7343_SOFT_RESET_DEFAULT		(0x02)
+#define ADV7343_COMPOSITE_POWER_VALUE		(0x80)
+#define ADV7343_COMPONENT_POWER_VALUE		(0x1C)
+#define ADV7343_SVIDEO_POWER_VALUE		(0x60)
+#define ADV7343_SD_HUE_REG_DEFAULT		(127)
+#define ADV7343_SD_BRIGHTNESS_WSS_DEFAULT	(0x03)
+
+#define ADV7343_SD_CGMS_WSS0_DEFAULT		(0x10)
+
+#define ADV7343_SD_MODE_REG1_DEFAULT		(0x00)
+#define ADV7343_SD_MODE_REG2_DEFAULT		(0xC9)
+#define ADV7343_SD_MODE_REG3_DEFAULT		(0x10)
+#define ADV7343_SD_MODE_REG4_DEFAULT		(0x01)
+#define ADV7343_SD_MODE_REG5_DEFAULT		(0x02)
+#define ADV7343_SD_MODE_REG6_DEFAULT		(0x0C)
+#define ADV7343_SD_MODE_REG7_DEFAULT		(0x04)
+#define ADV7343_SD_MODE_REG8_DEFAULT		(0x00)
+
+/* Bit masks for Mode Select Register */
+#define INPUT_MODE_MASK			(0x70)
+#define SD_INPUT_MODE			(0x00)
+#define HD_720P_INPUT_MODE		(0x10)
+#define HD_1080I_INPUT_MODE		(0x10)
+
+/* Bit masks for Mode Register 0 */
+#define TEST_PATTERN_BLACK_BAR_EN	(0x04)
+#define YUV_OUTPUT_SELECT		(0x20)
+#define RGB_OUTPUT_SELECT		(0xDF)
+
+/* Bit masks for DAC output levels */
+#define DAC_OUTPUT_LEVEL_MASK		(0xFF)
+#define POSITIVE_GAIN_MAX		(0x40)
+#define POSITIVE_GAIN_MIN		(0x00)
+#define NEGATIVE_GAIN_MAX		(0xFF)
+#define NEGATIVE_GAIN_MIN		(0xC0)
+
+/* Bit masks for soft reset register */
+#define SOFT_RESET			(0x02)
+
+/* Bit masks for HD Mode Register 1 */
+#define OUTPUT_STD_MASK		(0x03)
+#define OUTPUT_STD_SHIFT	(0)
+#define OUTPUT_STD_EIA0_2	(0x00)
+#define OUTPUT_STD_EIA0_1	(0x01)
+#define OUTPUT_STD_FULL		(0x02)
+#define EMBEDDED_SYNC		(0x04)
+#define EXTERNAL_SYNC		(0xFB)
+#define STD_MODE_SHIFT		(3)
+#define STD_MODE_MASK		(0x1F)
+#define STD_MODE_720P		(0x05)
+#define STD_MODE_720P_25	(0x08)
+#define STD_MODE_720P_30	(0x07)
+#define STD_MODE_720P_50	(0x06)
+#define STD_MODE_1080I		(0x0D)
+#define STD_MODE_1080I_25fps	(0x0E)
+#define STD_MODE_1080P_24	(0x12)
+#define STD_MODE_1080P_25	(0x10)
+#define STD_MODE_1080P_30	(0x0F)
+#define STD_MODE_525P		(0x00)
+#define STD_MODE_625P		(0x03)
+
+/* Bit masks for SD Mode Register 1 */
+#define SD_STD_MASK		(0x03)
+#define SD_STD_NTSC		(0x00)
+#define SD_STD_PAL_BDGHI	(0x01)
+#define SD_STD_PAL_M		(0x02)
+#define SD_STD_PAL_N		(0x03)
+#define SD_LUMA_FLTR_MASK	(0x7)
+#define SD_LUMA_FLTR_SHIFT	(0x2)
+#define SD_CHROMA_FLTR_MASK	(0x7)
+#define SD_CHROMA_FLTR_SHIFT	(0x5)
+
+/* Bit masks for SD Mode Register 2 */
+#define SD_PBPR_SSAF_EN		(0x01)
+#define SD_PBPR_SSAF_DI		(0xFE)
+#define SD_DAC_1_DI		(0xFD)
+#define SD_DAC_2_DI		(0xFB)
+#define SD_PEDESTAL_EN		(0x08)
+#define SD_PEDESTAL_DI		(0xF7)
+#define SD_SQUARE_PIXEL_EN	(0x10)
+#define SD_SQUARE_PIXEL_DI	(0xEF)
+#define SD_PIXEL_DATA_VALID	(0x40)
+#define SD_ACTIVE_EDGE_EN	(0x80)
+#define SD_ACTIVE_EDGE_DI	(0x7F)
+
+/* Bit masks for HD Mode Register 6 */
+#define HD_RGB_INPUT_EN		(0x02)
+#define HD_RGB_INPUT_DI		(0xFD)
+#define HD_PBPR_SYNC_EN		(0x04)
+#define HD_PBPR_SYNC_DI		(0xFB)
+#define HD_DAC_SWAP_EN		(0x08)
+#define HD_DAC_SWAP_DI		(0xF7)
+#define HD_GAMMA_CURVE_A	(0xEF)
+#define HD_GAMMA_CURVE_B	(0x10)
+#define HD_GAMMA_EN		(0x20)
+#define HD_GAMMA_DI		(0xDF)
+#define HD_ADPT_FLTR_MODEB	(0x40)
+#define HD_ADPT_FLTR_MODEA	(0xBF)
+#define HD_ADPT_FLTR_EN		(0x80)
+#define HD_ADPT_FLTR_DI		(0x7F)
+
+#endif
diff --git a/include/media/adv7343.h b/include/media/adv7343.h
new file mode 100644
index 0000000..d6f8a4e
--- /dev/null
+++ b/include/media/adv7343.h
@@ -0,0 +1,23 @@
+/*
+ * ADV7343 header file
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * 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 version 2.
+ *
+ * This program is distributed .as is. WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef ADV7343_H
+#define ADV7343_H
+
+#define ADV7343_COMPOSITE_ID	(0)
+#define ADV7343_COMPONENT_ID	(1)
+#define ADV7343_SVIDEO_ID	(2)
+
+#endif				/* End of #ifndef ADV7343_H */
diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h
index 1be461a..66cd877 100644
--- a/include/media/v4l2-chip-ident.h
+++ b/include/media/v4l2-chip-ident.h
@@ -137,6 +137,9 @@ enum {
 	/* module saa7191: just ident 7191 */
 	V4L2_IDENT_SAA7191 = 7191,
 
+	/* module adv7343: just ident 7343 */
+	V4L2_IDENT_ADV7343 = 7343,
+
 	/* module wm8739: just ident 8739 */
 	V4L2_IDENT_WM8739 = 8739,
 
-- 
1.5.6

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