Orange Pi5 kernel

// SPDX-License-Identifier: GPL-2.0
/**
 * Rockchip rk1608 driver
 *
 * Copyright (C) 2017-2018 Rockchip Electronics Co., Ltd.
 *
 */
#include <linux/clk.h>
#include <linux/clkdev.h>
#include <linux/delay.h>
#include <linux/firmware.h>
#include <linux/gpio/consumer.h>
#include <linux/regmap.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/of_graph.h>
#include <linux/mfd/syscon.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-fwnode.h>
#include <media/v4l2-subdev.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
#include <linux/types.h>
#include <linux/rk-preisp.h>
#include <linux/rkisp1-config.h>
#include <linux/rk-camera-module.h>
#include "rk1608_dphy.h"
#include <linux/compat.h>
 
#define RK1608_DPHY_NAME	"RK1608-dphy"
 
/**
 * Rk1608 is used as the Pre-ISP to link on Soc, which mainly has two
 * functions. One is to download the firmware of RK1608, and the other
 * is to match the extra sensor such as camera and enable sensor by
 * calling sensor's s_power.
 *	|-----------------------|
 *	|     Sensor Camera     |
 *	|-----------------------|
 *	|-----------||----------|
 *	|-----------||----------|
 *	|-----------\/----------|
 *	|     Pre-ISP RK1608    |
 *	|-----------------------|
 *	|-----------||----------|
 *	|-----------||----------|
 *	|-----------\/----------|
 *	|      Rockchip Soc     |
 *	|-----------------------|
 * Data Transfer As shown above. In RK1608, the data received from the
 * extra sensor,and it is passed to the Soc through ISP.
 */
 
static DEFINE_MUTEX(rk1608_dphy_mutex);
static inline struct rk1608_dphy *to_state(struct v4l2_subdev *sd)
{
<------>return container_of(sd, struct rk1608_dphy, sd);
}
 
static int rk1608_s_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
{
<------>struct v4l2_ctrl *remote_ctrl;
<------>struct rk1608_dphy *pdata = to_state(sd);
 
<------>pdata->rk1608_sd->grp_id = pdata->sd.grp_id;
<------>remote_ctrl = v4l2_ctrl_find(pdata->rk1608_sd->ctrl_handler,
<------><------><------><------>     V4L2_CID_HBLANK);
<------>if (remote_ctrl) {
<------><------>v4l2_ctrl_g_ctrl(remote_ctrl);
<------><------>__v4l2_ctrl_modify_range(pdata->hblank,
<------><------><------><------><------> remote_ctrl->minimum,
<------><------><------><------><------> remote_ctrl->maximum,
<------><------><------><------><------> remote_ctrl->step,
<------><------><------><------><------> remote_ctrl->default_value);
<------>}
 
<------>remote_ctrl = v4l2_ctrl_find(pdata->rk1608_sd->ctrl_handler,
<------><------><------><------>     V4L2_CID_VBLANK);
<------>if (remote_ctrl) {
<------><------>v4l2_ctrl_g_ctrl(remote_ctrl);
<------><------>__v4l2_ctrl_modify_range(pdata->vblank,
<------><------><------><------><------> remote_ctrl->minimum,
<------><------><------><------><------> remote_ctrl->maximum,
<------><------><------><------><------> remote_ctrl->step,
<------><------><------><------><------> remote_ctrl->default_value);
<------>}
 
<------>return 0;
}
 
static int rk1608_s_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
 
<------>pdata->rk1608_sd->grp_id = sd->grp_id;
 
<------>return 0;
}
 
static int rk1608_sensor_power(struct v4l2_subdev *sd, int on)
{
<------>int ret = 0;
<------>struct rk1608_dphy *pdata = to_state(sd);
 
<------>pdata->rk1608_sd->grp_id = sd->grp_id;
<------>ret = v4l2_subdev_call(pdata->rk1608_sd, core, s_power, on);
 
<------>return ret;
}
 
#define RK1608_MAX_BITRATE (1500000000)
static int rk1608_get_link_sensor_timing(struct rk1608_dphy *pdata)
{
<------>int ret = 0;
<------>u32 i;
<------>u32 idx = pdata->fmt_inf_idx;
<------>struct rk1608_fmt_inf *fmt_inf = &pdata->fmt_inf[idx];
<------>int sub_sensor_num = pdata->sub_sensor_num;
<------>u32 width = 0, height = 0, out_width, out_height;
<------>struct v4l2_subdev *link_sensor;
<------>u32 id = pdata->sd.grp_id;
<------>struct v4l2_subdev_frame_interval fi;
<------>int max_fps = 30;
<------>u64 bps;
 
<------>struct v4l2_subdev_format fmt = {
<------><------>.which = V4L2_SUBDEV_FORMAT_ACTIVE,
<------><------>.pad = 0,
<------>};
 
<------>if (!IS_ERR_OR_NULL(pdata->link_sensor_client)) {
 
<------><------>link_sensor = i2c_get_clientdata(
<------><------><------><------>pdata->link_sensor_client);
<------><------>if (IS_ERR_OR_NULL(link_sensor)) {
<------><------><------>dev_err(pdata->dev, "can not get link sensor i2c client\n");
<------><------><------>return -EINVAL;
<------><------>}
 
<------><------>ret = v4l2_subdev_call(link_sensor, pad, get_fmt, NULL, &fmt);
<------><------>if (ret) {
<------><------><------>dev_info(pdata->dev, "get link fmt fail\n");
<------><------><------>return -EINVAL;
<------><------>}
 
<------><------>width = fmt.format.width;
<------><------>height = fmt.format.height;
<------><------>dev_info(pdata->dev, "phy[%d] get fmt w:%d h:%d\n",
<------><------><------><------>id, width, height);
 
<------><------>memset(&fi, 0, sizeof(fi));
<------><------>ret = v4l2_subdev_call(link_sensor, video, g_frame_interval, &fi);
<------><------>if (ret) {
<------><------><------>dev_info(pdata->dev, "get link interval fail\n");
<------><------><------>return -EINVAL;
<------><------>}
 
<------><------>max_fps = fi.interval.denominator / fi.interval.numerator;
<------><------>dev_info(pdata->dev, "phy[%d] get fps:%d (%d/%d)\n",
<------><------><------><------>id, max_fps, fi.interval.denominator, fi.interval.numerator);
 
<------>} else {
<------><------>width = fmt_inf->mf.width;
<------><------>height = fmt_inf->mf.height;
<------><------>dev_info(pdata->dev, "phy[%d] no link sensor\n", id);
<------>}
 
<------>if (!width || !height) {
<------><------>dev_err(pdata->dev, "phy[%d] get fmt error!\n", id);
<------><------>return -EINVAL;
<------>}
 
<------>for (i = 0; i < 4; i++) {
<------><------>if (fmt_inf->in_ch[i].width == 0)
<------><------><------>break;
 
<------><------>fmt_inf->in_ch[i].width = width;
<------><------>fmt_inf->in_ch[i].height = height;
<------>}
 
<------>out_width = width;
<------>out_height = height * (sub_sensor_num + 1); /* sub add main */
<------>for (i = 0; i < 4; i++) {
<------><------>if (fmt_inf->out_ch[i].width == 0)
<------><------><------>break;
 
<------><------>fmt_inf->out_ch[i].width = out_width;
<------><------>fmt_inf->out_ch[i].height = out_height;
<------>}
 
<------>fmt_inf->hactive = out_width;
<------>fmt_inf->vactive = out_height;
<------>fmt_inf->htotal = out_width + (width * 1 / 3); //1.33
<------>fmt_inf->vtotal = out_height + (height >> 4);
 
<------>/* max 30 fps, raw 10 */
<------>bps = fmt_inf->htotal * fmt_inf->vtotal
<------><------>/ fmt_inf->mipi_lane_out * 10 * max_fps;
 
<------>/* add extra timing */
<------>bps = bps * 105;
<------>do_div(bps, 100);
 
<------>if (bps > RK1608_MAX_BITRATE)
<------><------>bps = RK1608_MAX_BITRATE;
 
<------>pdata->link_freqs = (u32)(bps/2);
<------>dev_info(pdata->dev, "target mipi bps:%lld\n", bps);
 
<------>return 0;
}
 
static int rk1608_s_stream(struct v4l2_subdev *sd, int enable)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
 
<------>if (enable && pdata->sub_sensor_num)
<------><------>rk1608_get_link_sensor_timing(pdata);
 
<------>pdata->rk1608_sd->grp_id = sd->grp_id;
<------>v4l2_subdev_call(pdata->rk1608_sd, video, s_stream, enable);
<------>return 0;
}
 
static int rk1608_enum_mbus_code(struct v4l2_subdev *sd,
<------><------><------><------> struct v4l2_subdev_pad_config *cfg,
<------><------><------><------> struct v4l2_subdev_mbus_code_enum *code)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
 
<------>if (code->index >= pdata->fmt_inf_num)
<------><------>return -EINVAL;
 
<------>code->code = pdata->fmt_inf[code->index].mf.code;
 
<------>return 0;
}
 
static int rk1608_enum_frame_sizes(struct v4l2_subdev *sd,
<------><------><------><------>   struct v4l2_subdev_pad_config *cfg,
<------><------><------><------>   struct v4l2_subdev_frame_size_enum *fse)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
 
<------>if (fse->index >= pdata->fmt_inf_num)
<------><------>return -EINVAL;
 
<------>if (fse->code != pdata->fmt_inf[fse->index].mf.code)
<------><------>return -EINVAL;
 
<------>fse->min_width  = pdata->fmt_inf[fse->index].mf.width;
<------>fse->max_width  = pdata->fmt_inf[fse->index].mf.width;
<------>fse->max_height = pdata->fmt_inf[fse->index].mf.height;
<------>fse->min_height = pdata->fmt_inf[fse->index].mf.height;
 
<------>return 0;
}
 
static int rk1608_get_fmt(struct v4l2_subdev *sd,
<------><------><------>  struct v4l2_subdev_pad_config *cfg,
<------><------><------>  struct v4l2_subdev_format *fmt)
{
<------>struct v4l2_mbus_framefmt *mf = &fmt->format;
<------>struct rk1608_dphy *pdata = to_state(sd);
<------>u32 idx = pdata->fmt_inf_idx;
<------>struct v4l2_subdev *link_sensor;
<------>int ret = -1;
 
<------>if (!IS_ERR_OR_NULL(pdata->link_sensor_client)) {
<------><------>link_sensor = i2c_get_clientdata(pdata->link_sensor_client);
<------><------>if (IS_ERR_OR_NULL(link_sensor)) {
<------><------><------>dev_err(pdata->dev, "can not get link sensor i2c client\n");
<------><------><------>goto exit;
<------><------>}
 
<------><------>ret = v4l2_subdev_call(link_sensor, pad, get_fmt, NULL, fmt);
<------><------>if (ret) {
<------><------><------>dev_info(pdata->dev, "get link fmt fail\n");
<------><------><------>goto exit;
<------><------>}
 
<------><------>dev_info(pdata->dev, "use link sensor fmt w:%d h:%d code:%d\n",
<------><------><------><------>mf->width, mf->height, mf->code);
<------>}
 
exit:
<------>if (ret || !mf->width || !mf->height) {
<------><------>mf->code = pdata->fmt_inf[idx].mf.code;
<------><------>mf->width = pdata->fmt_inf[idx].mf.width;
<------><------>mf->height = pdata->fmt_inf[idx].mf.height;
<------><------>mf->field = pdata->fmt_inf[idx].mf.field;
<------><------>mf->colorspace = pdata->fmt_inf[idx].mf.colorspace;
<------>} else {
<------><------>pdata->fmt_inf[idx].mf.code   = mf->code;
<------><------>pdata->fmt_inf[idx].mf.width  = mf->width;
<------><------>pdata->fmt_inf[idx].mf.height = mf->height;
<------><------>pdata->fmt_inf[idx].mf.field  = mf->field;
<------><------>pdata->fmt_inf[idx].mf.colorspace = mf->colorspace;
<------>}
 
<------>if (pdata->sub_sensor_num)
<------><------>rk1608_get_link_sensor_timing(pdata);
 
<------>return 0;
}
 
static int rk1608_get_reso_dist(struct rk1608_fmt_inf *fmt_inf,
<------><------><------><------>struct v4l2_subdev_format *fmt)
{
<------>struct v4l2_mbus_framefmt *framefmt = &fmt->format;
 
<------>return abs(fmt_inf->mf.width - framefmt->width) +
<------>       abs(fmt_inf->mf.height - framefmt->height);
}
 
static int rk1608_set_fmt(struct v4l2_subdev *sd,
<------><------><------>  struct v4l2_subdev_pad_config *cfg,
<------><------><------>  struct v4l2_subdev_format *fmt)
{
<------>struct v4l2_ctrl *remote_ctrl;
<------>struct rk1608_dphy *pdata = to_state(sd);
<------>u32 i, idx = 0;
<------>int dist;
<------>int cur_best_fit_dist = -1;
 
<------>for (i = 0; i < pdata->fmt_inf_num; i++) {
<------><------>dist = rk1608_get_reso_dist(&pdata->fmt_inf[i], fmt);
<------><------>if (cur_best_fit_dist == -1 || dist < cur_best_fit_dist) {
<------><------><------>cur_best_fit_dist = dist;
<------><------><------>idx = i;
<------><------>}
<------>}
 
<------>if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
<------><------>return -ENOTTY;
 
<------>pdata->fmt_inf_idx = idx;
 
<------>pdata->rk1608_sd->grp_id = pdata->sd.grp_id;
<------>v4l2_subdev_call(pdata->rk1608_sd, pad, set_fmt, cfg, fmt);
 
<------>remote_ctrl = v4l2_ctrl_find(pdata->rk1608_sd->ctrl_handler,
<------><------><------><------><------><------> V4L2_CID_HBLANK);
<------>if (remote_ctrl) {
<------><------>v4l2_ctrl_g_ctrl(remote_ctrl);
<------><------>__v4l2_ctrl_modify_range(pdata->hblank,
<------><------><------><------><------> remote_ctrl->minimum,
<------><------><------><------><------> remote_ctrl->maximum,
<------><------><------><------><------> remote_ctrl->step,
<------><------><------><------><------> remote_ctrl->default_value);
<------>}
 
<------>remote_ctrl = v4l2_ctrl_find(pdata->rk1608_sd->ctrl_handler,
<------><------><------><------><------> V4L2_CID_VBLANK);
<------>if (remote_ctrl) {
<------><------>v4l2_ctrl_g_ctrl(remote_ctrl);
<------><------>__v4l2_ctrl_modify_range(pdata->vblank,
<------><------><------><------><------> remote_ctrl->minimum,
<------><------><------><------><------> remote_ctrl->maximum,
<------><------><------><------><------> remote_ctrl->step,
<------><------><------><------><------> remote_ctrl->default_value);
<------>}
 
<------>return 0;
}
 
static int rk1608_g_frame_interval(struct v4l2_subdev *sd,
<------><------><------><------>   struct v4l2_subdev_frame_interval *fi)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
<------>struct v4l2_subdev *link_sensor;
<------>int ret = 0;
 
<------>if (!IS_ERR_OR_NULL(pdata->link_sensor_client)) {
<------><------>link_sensor = i2c_get_clientdata(pdata->link_sensor_client);
<------><------>if (IS_ERR_OR_NULL(link_sensor)) {
<------><------><------>dev_err(pdata->dev, "can not get link sensor i2c client\n");
<------><------><------>return -EINVAL;
<------><------>}
 
<------><------>ret = v4l2_subdev_call(link_sensor,
<------><------><------><------>video,
<------><------><------><------>g_frame_interval,
<------><------><------><------>fi);
<------><------>if (ret)
<------><------><------>dev_info(pdata->dev, "get link interval fail\n");
<------><------>else
<------><------><------>return ret;
<------>}
 
<------>if (!(pdata->rk1608_sd)) {
<------><------>dev_info(pdata->dev, "pdata->rk1608_sd NULL\n");
<------><------>return -EFAULT;
<------>}
<------>pdata->rk1608_sd->grp_id = sd->grp_id;
<------>v4l2_subdev_call(pdata->rk1608_sd,
<------><------><------> video,
<------><------><------> g_frame_interval,
<------><------><------> fi);
 
<------>return 0;
}
 
static int rk1608_s_frame_interval(struct v4l2_subdev *sd,
<------><------><------><------>   struct v4l2_subdev_frame_interval *fi)
{
<------>return 0;
}
 
static int rk1608_g_mbus_config(struct v4l2_subdev *sd, unsigned int pad_id,
<------><------><------><------>struct v4l2_mbus_config *config)
{
 
<------>struct rk1608_dphy *pdata = to_state(sd);
<------>u32 val = 0;
 
<------>val = 1 << (pdata->fmt_inf[pdata->fmt_inf_idx].mipi_lane_out - 1) |
<------>V4L2_MBUS_CSI2_CHANNEL_0 |
<------>V4L2_MBUS_CSI2_CONTINUOUS_CLOCK;
 
<------>config->type = V4L2_MBUS_CSI2_DPHY;
<------>config->flags = val;
 
<------>return 0;
}
 
static long rk1608_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
<------>struct v4l2_subdev *link_sensor;
<------>long ret = 0;
 
<------>switch (cmd) {
<------>case PREISP_CMD_SAVE_HDRAE_PARAM:
<------><------>ret = v4l2_subdev_call(pdata->rk1608_sd, core, ioctl,
<------><------><------><------>       cmd, arg);
<------><------>break;
<------>case PREISP_CMD_SET_HDRAE_EXP:
<------>case RKMODULE_GET_MODULE_INFO:
<------>case RKMODULE_AWB_CFG:
 
<------>case PREISP_DISP_SET_FRAME_OUTPUT:
<------>case PREISP_DISP_SET_FRAME_FORMAT:
<------>case PREISP_DISP_SET_FRAME_TYPE:
<------>case PREISP_DISP_SET_PRO_TIME:
<------>case PREISP_DISP_SET_PRO_CURRENT:
<------>case PREISP_DISP_SET_DENOISE:
<------>case PREISP_DISP_WRITE_EEPROM:
<------>case PREISP_DISP_READ_EEPROM:
<------>case PREISP_DISP_SET_LED_ON_OFF:
<------>case RKMODULE_SET_QUICK_STREAM:
<------><------>mutex_lock(&rk1608_dphy_mutex);
<------><------>pdata->rk1608_sd->grp_id = pdata->sd.grp_id;
<------><------>ret = v4l2_subdev_call(pdata->rk1608_sd, core, ioctl,
<------><------><------><------>       cmd, arg);
<------><------>mutex_unlock(&rk1608_dphy_mutex);
<------><------>break;
<------>case RKMODULE_GET_CSI_DPHY_PARAM:
<------><------>if (!IS_ERR_OR_NULL(pdata->link_sensor_client)) {
<------><------><------>link_sensor = i2c_get_clientdata(pdata->link_sensor_client);
<------><------><------>if (IS_ERR_OR_NULL(link_sensor)) {
<------><------><------><------>dev_err(pdata->dev, "can not get link sensor i2c client\n");
<------><------><------><------>return -EINVAL;
<------><------><------>}
<------><------><------>ret = v4l2_subdev_call(link_sensor, core, ioctl, cmd, arg);
<------><------>}
<------><------>break;
<------>default:
<------><------>ret = -ENOIOCTLCMD;
<------><------>break;
<------>}
<------>return ret;
}
 
#ifdef CONFIG_COMPAT
static long rk1608_compat_ioctl32(struct v4l2_subdev *sd,
<------><------>     unsigned int cmd, unsigned long arg)
{
<------>void __user *up = compat_ptr(arg);
<------>struct preisp_hdrae_exp_s hdrae_exp;
<------>struct rkmodule_inf *inf;
<------>struct rkmodule_awb_cfg *cfg;
<------>struct rkmodule_csi_dphy_param *dphy_param;
<------>u32  stream;
<------>long ret = -EFAULT;
 
<------>switch (cmd) {
<------>case PREISP_CMD_SET_HDRAE_EXP:
<------><------>if (copy_from_user(&hdrae_exp, up, sizeof(hdrae_exp)))
<------><------><------>return -EFAULT;
 
<------><------>return rk1608_ioctl(sd, cmd, &hdrae_exp);
<------>case RKMODULE_GET_MODULE_INFO:
<------><------>inf = kzalloc(sizeof(*inf), GFP_KERNEL);
<------><------>if (!inf) {
<------><------><------>ret = -ENOMEM;
<------><------><------>return ret;
<------><------>}
 
<------><------>ret = rk1608_ioctl(sd, cmd, inf);
<------><------>if (!ret)
<------><------><------>if (copy_to_user(up, inf, sizeof(*inf))) {
<------><------><------><------>kfree(inf);
<------><------><------><------>return -EFAULT;
<------><------><------>}
<------><------>kfree(inf);
<------><------>break;
<------>case RKMODULE_AWB_CFG:
<------><------>cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
<------><------>if (!cfg) {
<------><------><------>ret = -ENOMEM;
<------><------><------>return ret;
<------><------>}
<------><------>if (copy_from_user(cfg, up, sizeof(*cfg)))
<------><------><------>return -EFAULT;
<------><------>ret = rk1608_ioctl(sd, cmd, cfg);
<------><------>kfree(cfg);
<------><------>break;
<------>case RKMODULE_SET_QUICK_STREAM:
<------><------>ret = copy_from_user(&stream, up, sizeof(u32));
<------><------>if (!ret)
<------><------><------>ret = rk1608_ioctl(sd, cmd, &stream);
<------><------>else
<------><------><------>ret = -EFAULT;
 
<------><------>break;
<------>case RKMODULE_GET_CSI_DPHY_PARAM:
<------><------>dphy_param = kzalloc(sizeof(*dphy_param), GFP_KERNEL);
<------><------>if (!dphy_param) {
<------><------><------>ret = -ENOMEM;
<------><------><------>return ret;
<------><------>}
<------><------>if (copy_from_user(dphy_param, up, sizeof(*dphy_param)))
<------><------><------>return -EFAULT;
<------><------>ret = rk1608_ioctl(sd, cmd, dphy_param);
<------><------>kfree(dphy_param);
<------><------>break;
<------>default:
<------><------>ret = -ENOIOCTLCMD;
<------><------>break;
<------>}
 
<------>return ret;
}
#endif
 
static int rk1608_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
{
<------>struct v4l2_ctrl *remote_ctrl;
<------>struct rk1608_dphy *pdata =
<------><------>container_of(ctrl->handler,
<------><------><------>     struct rk1608_dphy, ctrl_handler);
 
<------>pdata->rk1608_sd->grp_id = pdata->sd.grp_id;
<------>remote_ctrl = v4l2_ctrl_find(pdata->rk1608_sd->ctrl_handler,
<------><------><------><------>     ctrl->id);
<------>if (remote_ctrl) {
<------><------>ctrl->val = v4l2_ctrl_g_ctrl(remote_ctrl);
<------><------>__v4l2_ctrl_modify_range(ctrl,
<------><------><------><------><------> remote_ctrl->minimum,
<------><------><------><------><------> remote_ctrl->maximum,
<------><------><------><------><------> remote_ctrl->step,
<------><------><------><------><------> remote_ctrl->default_value);
<------>}
 
<------>return 0;
}
 
static int rk1608_set_ctrl(struct v4l2_ctrl *ctrl)
{
<------>int ret = 0;
<------>struct v4l2_ctrl *remote_ctrl;
<------>struct rk1608_dphy *pdata =
<------><------>container_of(ctrl->handler,
<------><------><------>     struct rk1608_dphy, ctrl_handler);
 
<------>pdata->rk1608_sd->grp_id = pdata->sd.grp_id;
<------>remote_ctrl = v4l2_ctrl_find(pdata->rk1608_sd->ctrl_handler,
<------><------><------><------>     ctrl->id);
<------>if (remote_ctrl)
<------><------>ret = v4l2_ctrl_s_ctrl(remote_ctrl, ctrl->val);
 
<------>return ret;
}
 
#define CROP_START(SRC, DST) (((SRC) - (DST)) / 2 / 4 * 4)
static int rk1608_get_selection(struct v4l2_subdev *sd,
<------><------>struct v4l2_subdev_pad_config *cfg,
<------><------>struct v4l2_subdev_selection *sel)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
<------>u32 idx = pdata->fmt_inf_idx;
<------>u32 width = pdata->fmt_inf[idx].mf.width;
<------>u32 height = pdata->fmt_inf[idx].mf.height;
<------>struct v4l2_subdev *link_sensor;
<------>int ret = -EINVAL;
 
<------>if (sel->target != V4L2_SEL_TGT_CROP_BOUNDS)
<------><------>return -EINVAL;
 
<------>if (!IS_ERR_OR_NULL(pdata->link_sensor_client)) {
<------><------>link_sensor = i2c_get_clientdata(pdata->link_sensor_client);
<------><------>if (IS_ERR_OR_NULL(link_sensor)) {
<------><------><------>dev_err(pdata->dev, "can not get link sensor i2c client\n");
<------><------><------>goto err;
<------><------>}
 
<------><------>ret = v4l2_subdev_call(link_sensor, pad, get_selection, NULL, sel);
<------><------>if (!ret)
<------><------><------>return 0;
<------>}
 
err:
<------>if (pdata->fmt_inf[idx].hcrop && pdata->fmt_inf[idx].vcrop) {
<------><------>width = pdata->fmt_inf[idx].hcrop;
<------><------>height = pdata->fmt_inf[idx].vcrop;
<------>}
 
<------>sel->r.left = CROP_START(pdata->fmt_inf[idx].mf.width, width);
<------>sel->r.top = CROP_START(pdata->fmt_inf[idx].mf.height, height);
<------>sel->r.width = width;
<------>sel->r.height = height;
 
<------>return 0;
}
 
static int rk1608_enum_frame_interval(struct v4l2_subdev *sd,
<------>struct v4l2_subdev_pad_config *cfg,
<------>struct v4l2_subdev_frame_interval_enum *fie)
{
<------>struct rk1608_dphy *pdata = to_state(sd);
<------>u32 idx = pdata->fmt_inf_idx;
<------>int ret = 0;
<------>struct v4l2_fract max_fps = {
<------><------>.numerator = 10000,
<------><------>.denominator = 300000,
<------>};
<------>struct v4l2_subdev *link_sensor;
 
<------>if (!IS_ERR_OR_NULL(pdata->link_sensor_client)) {
<------><------>link_sensor = i2c_get_clientdata(pdata->link_sensor_client);
<------><------>if (IS_ERR_OR_NULL(link_sensor)) {
<------><------><------>dev_err(pdata->dev, "can not get link sensor i2c client\n");
<------><------><------>goto err;
<------><------>}
 
<------><------>ret = v4l2_subdev_call(link_sensor,
<------><------><------><------>pad,
<------><------><------><------>enum_frame_interval,
<------><------><------><------>NULL,
<------><------><------><------>fie);
<------><------>return ret;
<------>}
 
err:
<------>if (fie->index >= pdata->fmt_inf_num)
<------><------>return -EINVAL;
 
<------>fie->code = pdata->fmt_inf[idx].mf.code;
<------>fie->width = pdata->fmt_inf[idx].mf.width;
<------>fie->height = pdata->fmt_inf[idx].mf.height;
<------>fie->interval = max_fps;
 
<------>return ret;
}
 
static const struct v4l2_ctrl_ops rk1608_ctrl_ops = {
<------>.g_volatile_ctrl = rk1608_g_volatile_ctrl,
<------>.s_ctrl = rk1608_set_ctrl,
};
 
static const struct v4l2_ctrl_config rk1608_priv_ctrls[] = {
<------>{
<------><------>.ops	= NULL,
<------><------>.id	= CIFISP_CID_EMB_VC,
<------><------>.type	= V4L2_CTRL_TYPE_INTEGER,
<------><------>.name	= "Embedded visual channel",
<------><------>.min	= 0,
<------><------>.max	= 3,
<------><------>.def	= 0,
<------><------>.step	= 1,
<------>}, {
<------><------>.ops	= NULL,
<------><------>.id	= CIFISP_CID_EMB_DT,
<------><------>.type	= V4L2_CTRL_TYPE_INTEGER,
<------><------>.name	= "Embedded data type",
<------><------>.min	= 0,
<------><------>.max	= 0xff,
<------><------>.def	= 0x30,
<------><------>.step	= 1,
<------>}
};
 
static int rk1608_initialize_controls(struct rk1608_dphy *dphy)
{
<------>u32 i;
<------>int ret;
<------>u64 pixel_rate, pixel_bit;
<------>u32 idx = dphy->fmt_inf_idx;
<------>struct v4l2_ctrl_handler *handler;
<------>unsigned long flags = V4L2_CTRL_FLAG_VOLATILE |
<------><------><------>      V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
 
<------>handler = &dphy->ctrl_handler;
<------>ret = v4l2_ctrl_handler_init(handler, 8);
<------>if (ret)
<------><------>return ret;
 
<------>dphy->link_freq = v4l2_ctrl_new_int_menu(handler, NULL,
<------><------><------><------>       V4L2_CID_LINK_FREQ, 0,
<------><------><------><------>       0, &dphy->link_freqs);
<------>if (dphy->link_freq)
<------><------>dphy->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;
 
<------>switch (dphy->fmt_inf[idx].data_type) {
<------>case 0x2b:
<------><------>pixel_bit = 10;
<------><------>break;
<------>case 0x2c:
<------><------>pixel_bit = 12;
<------><------>break;
<------>default:
<------><------>pixel_bit = 8;
<------><------>break;
<------>}
<------>pixel_rate = dphy->link_freqs * dphy->fmt_inf[idx].mipi_lane * 2;
<------>do_div(pixel_rate, pixel_bit);
<------>dphy->pixel_rate = v4l2_ctrl_new_std(handler, NULL,
<------><------><------><------><------>     V4L2_CID_PIXEL_RATE,
<------><------><------><------><------>     0, pixel_rate, 1, pixel_rate);
 
<------>dphy->hblank = v4l2_ctrl_new_std(handler,
<------><------><------><------><------> &rk1608_ctrl_ops,
<------><------><------><------><------> V4L2_CID_HBLANK,
<------><------><------><------><------> 0, 0x7FFFFFFF, 1, 0);
<------>if (dphy->hblank)
<------><------>dphy->hblank->flags |= flags;
 
<------>dphy->vblank = v4l2_ctrl_new_std(handler,
<------><------><------><------><------> &rk1608_ctrl_ops,
<------><------><------><------><------> V4L2_CID_VBLANK,
<------><------><------><------><------> 0, 0x7FFFFFFF, 1, 0);
<------>if (dphy->vblank)
<------><------>dphy->vblank->flags |= flags;
 
<------>dphy->exposure = v4l2_ctrl_new_std(handler,
<------><------><------><------><------>   &rk1608_ctrl_ops,
<------><------><------><------><------>   V4L2_CID_EXPOSURE,
<------><------><------><------><------>   0, 0x7FFFFFFF, 1, 0);
<------>if (dphy->exposure)
<------><------>dphy->exposure->flags |= flags;
 
<------>dphy->gain = v4l2_ctrl_new_std(handler,
<------><------><------><------>       &rk1608_ctrl_ops,
<------><------><------><------>       V4L2_CID_ANALOGUE_GAIN,
<------><------><------><------>       0, 0x7FFFFFFF, 1, 0);
<------>if (dphy->gain)
<------><------>dphy->gain->flags |= flags;
 
<------>for (i = 0; i < ARRAY_SIZE(rk1608_priv_ctrls); i++)
<------><------>v4l2_ctrl_new_custom(handler, &rk1608_priv_ctrls[i], NULL);
 
<------>if (handler->error) {
<------><------>ret = handler->error;
<------><------>dev_err(dphy->dev,
<------><------><------>"Failed to init controls(%d)\n", ret);
<------><------>goto err_free_handler;
<------>}
 
<------>dphy->sd.ctrl_handler = handler;
 
<------>return 0;
 
err_free_handler:
<------>v4l2_ctrl_handler_free(handler);
 
<------>return ret;
}
 
static const struct v4l2_subdev_internal_ops dphy_subdev_internal_ops = {
<------>.open	= rk1608_s_open,
<------>.close	= rk1608_s_close,
};
 
static const struct v4l2_subdev_video_ops rk1608_subdev_video_ops = {
<------>.s_stream	= rk1608_s_stream,
<------>.g_frame_interval = rk1608_g_frame_interval,
<------>.s_frame_interval = rk1608_s_frame_interval,
};
 
static const struct v4l2_subdev_pad_ops rk1608_subdev_pad_ops = {
<------>.enum_mbus_code	= rk1608_enum_mbus_code,
<------>.enum_frame_size = rk1608_enum_frame_sizes,
<------>.get_fmt	= rk1608_get_fmt,
<------>.set_fmt	= rk1608_set_fmt,
<------>.get_mbus_config = rk1608_g_mbus_config,
<------>.get_selection = rk1608_get_selection,
<------>.enum_frame_interval = rk1608_enum_frame_interval,
};
 
static const struct v4l2_subdev_core_ops rk1608_core_ops = {
<------>.s_power	= rk1608_sensor_power,
<------>.ioctl		= rk1608_ioctl,
#ifdef CONFIG_COMPAT
<------>.compat_ioctl32 = rk1608_compat_ioctl32,
#endif
};
 
static const struct v4l2_subdev_ops dphy_subdev_ops = {
<------>.core	= &rk1608_core_ops,
<------>.video	= &rk1608_subdev_video_ops,
<------>.pad	= &rk1608_subdev_pad_ops,
};
 
static int rk1608_dphy_dt_property(struct rk1608_dphy *dphy)
{
<------>int ret = 0;
<------>struct device_node *node = dphy->dev->of_node;
<------>struct device_node *parent_node = of_node_get(node);
<------>struct device_node *prev_node = NULL;
<------>struct i2c_client *link_sensor_client;
<------>u32 idx = 0;
<------>u32 sub_idx = 0;
 
<------>ret = of_property_read_u32(node, "id", &dphy->sd.grp_id);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get id!");
 
<------>ret = of_property_read_u32(node, "cam_nums", &dphy->cam_nums);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get cam_nums!");
 
<------>ret = of_property_read_u32(node, "in_mipi", &dphy->in_mipi);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get in_mipi!");
 
<------>ret = of_property_read_u32(node, "out_mipi", &dphy->out_mipi);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get out_mipi!");
 
<------>ret = of_property_read_u64(node, "link-freqs", &dphy->link_freqs);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get link_freqs!");
 
<------>ret = of_property_read_u32(node, "sensor_i2c_bus", &dphy->i2c_bus);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get sensor_i2c_bus!");
 
<------>ret = of_property_read_u32(node, "sensor_i2c_addr", &dphy->i2c_addr);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get sensor_i2c_addr!");
 
<------>ret = of_property_read_string(node, "sensor-name", &dphy->sensor_name);
<------>if (ret)
<------><------>dev_warn(dphy->dev, "Can not get sensor-name!");
 
<------>node = NULL;
<------>while (!IS_ERR_OR_NULL(node =
<------><------><------><------>of_get_next_child(parent_node, prev_node))) {
<------><------>if (!strncasecmp(node->name,
<------><------><------><------> "format-config",
<------><------><------><------> strlen("format-config"))) {
<------><------><------>ret = of_property_read_u32(node, "data_type",
<------><------><------><------>&dphy->fmt_inf[idx].data_type);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get data_type!");
 
<------><------><------>ret = of_property_read_u32(node, "mipi_lane",
<------><------><------><------>&dphy->fmt_inf[idx].mipi_lane);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get mipi_lane!");
 
<------><------><------>ret = of_property_read_u32(node, "mipi_lane_out",
<------><------><------><------>&dphy->fmt_inf[idx].mipi_lane_out);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get mipi_lane_out!");
 
<------><------><------>ret = of_property_read_u32(node, "field",
<------><------><------><------>&dphy->fmt_inf[idx].mf.field);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get field!");
 
<------><------><------>ret = of_property_read_u32(node, "colorspace",
<------><------><------><------>&dphy->fmt_inf[idx].mf.colorspace);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get colorspace!");
 
<------><------><------>ret = of_property_read_u32(node, "code",
<------><------><------><------>&dphy->fmt_inf[idx].mf.code);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get code!");
 
<------><------><------>ret = of_property_read_u32(node, "width",
<------><------><------><------>&dphy->fmt_inf[idx].mf.width);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get width!");
 
<------><------><------>ret = of_property_read_u32(node, "height",
<------><------><------><------>&dphy->fmt_inf[idx].mf.height);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get height!");
 
<------><------><------>ret = of_property_read_u32(node, "hactive",
<------><------><------><------>&dphy->fmt_inf[idx].hactive);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get hactive!");
 
<------><------><------>ret = of_property_read_u32(node, "vactive",
<------><------><------><------>&dphy->fmt_inf[idx].vactive);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get vactive!");
 
<------><------><------>ret = of_property_read_u32(node, "htotal",
<------><------><------><------>&dphy->fmt_inf[idx].htotal);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get htotal!");
 
<------><------><------>ret = of_property_read_u32(node, "vtotal",
<------><------><------><------>&dphy->fmt_inf[idx].vtotal);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get vtotal!");
 
<------><------><------>ret = of_property_read_u32_array(node, "inch0-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].in_ch[0], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get inch0-info!");
 
<------><------><------>ret = of_property_read_u32_array(node, "inch1-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].in_ch[1], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_info(dphy->dev, "Can not get inch1-info!");
 
<------><------><------>ret = of_property_read_u32_array(node, "inch2-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].in_ch[2], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_info(dphy->dev, "Can not get inch2-info!");
 
<------><------><------>ret = of_property_read_u32_array(node, "inch3-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].in_ch[3], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_info(dphy->dev, "Can not get inch3-info!");
 
<------><------><------>ret = of_property_read_u32_array(node, "outch0-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].out_ch[0], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get outch0-info!");
 
<------><------><------>ret = of_property_read_u32_array(node, "outch1-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].out_ch[1], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_info(dphy->dev, "Can not get outch1-info!");
 
<------><------><------>ret = of_property_read_u32_array(node, "outch2-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].out_ch[2], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_info(dphy->dev, "Can not get outch2-info!");
 
<------><------><------>ret = of_property_read_u32_array(node, "outch3-info",
<------><------><------><------>(u32 *)&dphy->fmt_inf[idx].out_ch[3], 5);
<------><------><------>if (ret)
<------><------><------><------>dev_info(dphy->dev, "Can not get outch3-info!");
 
<------><------><------>ret = of_property_read_u32(node, "hcrop",
<------><------><------><------>&dphy->fmt_inf[idx].hcrop);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get hcrop!");
 
<------><------><------>ret = of_property_read_u32(node, "vcrop",
<------><------><------><------>&dphy->fmt_inf[idx].vcrop);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get vcrop!");
 
<------><------><------>idx++;
<------><------>}
 
<------><------>of_node_put(prev_node);
<------><------>prev_node = node;
<------>}
<------>dphy->fmt_inf_num = idx;
 
<------>prev_node = NULL;
<------>/* get virtual sub sensor */
<------>node = NULL;
<------>while (!IS_ERR_OR_NULL(node =
<------><------><------><------>of_get_next_child(parent_node, prev_node))) {
<------><------>if (!strncasecmp(node->name,
<------><------><------><------> "virtual-sub-sensor-config",
<------><------><------><------> strlen("virtual-sub-sensor-config"))) {
 
<------><------><------>if (sub_idx >= 4) {
<------><------><------><------>dev_err(dphy->dev, "get too mach sub_sensor node, max 4.\n");
<------><------><------><------>break;
<------><------><------>}
 
<------><------><------>ret = of_property_read_u32(node, "id",
<------><------><------><------>&dphy->sub_sensor[sub_idx].id);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get sub sensor id!");
<------><------><------>else
<------><------><------><------>dev_info(dphy->dev, "get sub sensor id:%d",
<------><------><------><------><------><------>dphy->sub_sensor[sub_idx].id);
 
<------><------><------>ret = of_property_read_u32(node, "in_mipi",
<------><------><------><------>&dphy->sub_sensor[sub_idx].in_mipi);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get sub sensor in_mipi!");
<------><------><------>else
<------><------><------><------>dev_info(dphy->dev, "get sub sensor in_mipi:%d",
<------><------><------><------><------><------>dphy->sub_sensor[sub_idx].in_mipi);
 
<------><------><------>ret = of_property_read_u32(node, "out_mipi",
<------><------><------><------>&dphy->sub_sensor[sub_idx].out_mipi);
<------><------><------>if (ret)
<------><------><------><------>dev_warn(dphy->dev, "Can not get sub sensor out_mipi!");
<------><------><------>else
<------><------><------><------>dev_info(dphy->dev, "get sub sensor out_mipi:%d",
<------><------><------><------><------><------>dphy->sub_sensor[sub_idx].out_mipi);
 
<------><------><------>sub_idx++;
<------><------>}
 
<------><------>of_node_put(prev_node);
<------><------>prev_node = node;
<------>}
<------>dphy->sub_sensor_num = sub_idx;
 
<------>node = of_parse_phandle(parent_node, "link-sensor", 0);
<------>if (node) {
<------><------>dev_info(dphy->dev, "get link sensor node:%s\n", node->full_name);
<------><------>link_sensor_client =
<------><------><------>of_find_i2c_device_by_node(node);
<------><------>of_node_put(node);
<------><------>if (IS_ERR_OR_NULL(link_sensor_client)) {
<------><------><------>dev_err(dphy->dev, "can not get link sensor node\n");
<------><------>} else {
<------><------><------>dphy->link_sensor_client = link_sensor_client;
<------><------><------>dev_info(dphy->dev, "get link sensor client\n");
<------><------>}
<------>} else {
<------><------>dev_err(dphy->dev, "can not get link-sensor node\n");
<------>}
<------>/* get virtual sub sensor end */
 
<------>of_node_put(prev_node);
<------>of_node_put(parent_node);
 
<------>return ret;
}
 
static int rk1608_dphy_probe(struct platform_device *pdev)
{
<------>struct rk1608_dphy *dphy;
<------>struct v4l2_subdev *sd;
<------>struct device_node *node = pdev->dev.of_node;
<------>char facing[2];
<------>int ret = 0;
 
<------>dphy = devm_kzalloc(&pdev->dev, sizeof(*dphy), GFP_KERNEL);
<------>if (!dphy)
<------><------>return -ENOMEM;
 
<------>ret = of_property_read_u32(node, RKMODULE_CAMERA_MODULE_INDEX,
<------><------><------><------>   &dphy->module_index);
<------>ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_FACING,
<------><------><------><------>       &dphy->module_facing);
<------>ret |= of_property_read_string(node, RKMODULE_CAMERA_MODULE_NAME,
<------><------><------><------>       &dphy->module_name);
<------>ret |= of_property_read_string(node, RKMODULE_CAMERA_LENS_NAME,
<------><------><------><------>       &dphy->len_name);
<------>if (ret) {
<------><------>dev_err(dphy->dev,
<------><------><------>"could not get module information!\n");
<------><------>return -EINVAL;
<------>}
 
<------>dphy->dev = &pdev->dev;
<------>platform_set_drvdata(pdev, dphy);
<------>sd = &dphy->sd;
<------>sd->dev = &pdev->dev;
<------>v4l2_subdev_init(sd, &dphy_subdev_ops);
<------>rk1608_dphy_dt_property(dphy);
 
<------>memset(facing, 0, sizeof(facing));
<------>if (strcmp(dphy->module_facing, "back") == 0)
<------><------>facing[0] = 'b';
<------>else
<------><------>facing[0] = 'f';
 
<------>snprintf(sd->name, sizeof(sd->name), "m%02d_%s_%s RK1608-dphy%d",
<------><------> dphy->module_index, facing,
<------><------> RK1608_DPHY_NAME, sd->grp_id);
<------>rk1608_initialize_controls(dphy);
<------>sd->internal_ops = &dphy_subdev_internal_ops;
<------>sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
<------>dphy->pad.flags = MEDIA_PAD_FL_SOURCE;
<------>sd->entity.function = MEDIA_ENT_F_CAM_SENSOR;
 
<------>ret = media_entity_pads_init(&sd->entity, 1, &dphy->pad);
<------>if (ret < 0)
<------><------>goto handler_err;
<------>ret = v4l2_async_register_subdev_sensor_common(sd);
<------>if (ret < 0)
<------><------>goto register_err;
 
<------>dev_info(dphy->dev, "RK1608-dphy(%d) probe success!\n", sd->grp_id);
 
<------>return 0;
register_err:
<------>media_entity_cleanup(&sd->entity);
handler_err:
<------>v4l2_ctrl_handler_free(dphy->sd.ctrl_handler);
<------>devm_kfree(&pdev->dev, dphy);
<------>return ret;
}
 
static int rk1608_dphy_remove(struct platform_device *pdev)
{
<------>struct rk1608_dphy *dphy = platform_get_drvdata(pdev);
 
<------>v4l2_async_unregister_subdev(&dphy->sd);
<------>media_entity_cleanup(&dphy->sd.entity);
<------>v4l2_ctrl_handler_free(&dphy->ctrl_handler);
 
<------>return 0;
}
 
static const struct of_device_id dphy_of_match[] = {
<------>{ .compatible = "rockchip,rk1608-dphy" },
<------>{ /* sentinel */ },
};
 
MODULE_DEVICE_TABLE(of, dphy_of_match);
 
static struct platform_driver rk1608_dphy_drv = {
<------>.driver = {
<------><------>.of_match_table = of_match_ptr(dphy_of_match),
<------><------>.name	= RK1608_DPHY_NAME,
<------>},
<------>.probe		= rk1608_dphy_probe,
<------>.remove		= rk1608_dphy_remove,
};
 
module_platform_driver(rk1608_dphy_drv);
 
MODULE_AUTHOR("Rockchip Camera/ISP team");
MODULE_DESCRIPTION("A DSP driver for rk1608 chip");
MODULE_LICENSE("GPL v2");