android13/kernel-5.10/drivers/video/rockchip/vehicle/vehicle_ad_nvp6188.c

1207 lines
28 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* vehicle sensor nvp6188
*
* Copyright (C) 2022 Rockchip Electronics Co.Ltd
* Authors:
* wpzz <randy.wang@rock-chips.com>
* Jianwei Fan <jianwei.fan@rock-chips.com>
*
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/errno.h>
#include <linux/sysctl.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/proc_fs.h>
#include <linux/suspend.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/uaccess.h>
#include <linux/of_gpio.h>
#include <linux/of_irq.h>
#include "vehicle_cfg.h"
#include "vehicle_main.h"
#include "vehicle_ad.h"
#include "vehicle_ad_nvp6188.h"
enum {
CVSTD_720P60 = 0,
CVSTD_720P50,
CVSTD_1080P30,
CVSTD_1080P25,
CVSTD_720P30,
CVSTD_720P25,
CVSTD_SVGAP30,
CVSTD_SD,
CVSTD_NTSC,
CVSTD_PAL
};
enum {
FORCE_PAL_WIDTH = 960,
FORCE_PAL_HEIGHT = 576,
FORCE_NTSC_WIDTH = 960,
FORCE_NTSC_HEIGHT = 480,
FORCE_SVGA_WIDTH = 800,
FORCE_SVGA_HEIGHT = 600,
FORCE_720P_WIDTH = 1280,
FORCE_720P_HEIGHT = 720,
FORCE_1080P_WIDTH = 1920,
FORCE_1080P_HEIGHT = 1080,
FORCE_CIF_OUTPUT_FORMAT = CIF_OUTPUT_FORMAT_420,
};
enum {
VIDEO_UNPLUG,
VIDEO_IN,
VIDEO_LOCKED,
VIDEO_UNLOCK
};
#define NVP6188_LINK_FREQ_1458M (1458000000UL >> 1)
static struct vehicle_ad_dev *nvp6188_g_addev;
static int cvstd_mode = CVSTD_1080P25;
//static int cvstd_old = CVSTD_720P25;
static int cvstd_state = VIDEO_UNPLUG;
// static int cvstd_old_state = VIDEO_UNLOCK;
static bool g_nvp6188_streaming;
#define NVP6188_CHIP_ID 0xD3
#define NVP6188_CHIP_ID2 0xD0
#define _MIPI_PORT0_
#ifdef _MIPI_PORT0_
#define _MAR_BANK_ 0x20
#define _MTX_BANK_ 0x23
#else
#define _MAR_BANK_ 0x30
#define _MTX_BANK_ 0x33
#endif
#define NVP_RESO_960H_NSTC_VALUE 0x00
#define NVP_RESO_960H_PAL_VALUE 0x10
#define NVP_RESO_720P_NSTC_VALUE 0x20
#define NVP_RESO_720P_PAL_VALUE 0x21
#define NVP_RESO_1080P_NSTC_VALUE 0x30
#define NVP_RESO_1080P_PAL_VALUE 0x31
#define NVP_RESO_960P_NSTC_VALUE 0xa0
#define NVP_RESO_960P_PAL_VALUE 0xa1
enum nvp6188_support_reso {
NVP_RESO_UNKNOWN = 0,
NVP_RESO_960H_PAL,
NVP_RESO_720P_PAL,
NVP_RESO_960P_PAL,
NVP_RESO_1080P_PAL,
NVP_RESO_960H_NSTC,
NVP_RESO_720P_NSTC,
NVP_RESO_960P_NSTC,
NVP_RESO_1080P_NSTC,
};
struct regval {
u8 addr;
u8 val;
};
static __maybe_unused const struct regval common_setting_1458M_regs[] = {
{0xff, 0x00},
{0x80, 0x0f},
{0x00, 0x10},
{0x01, 0x10},
{0x02, 0x10},
{0x03, 0x10},
{0x22, 0x0b},
{0x23, 0x41},
{0x26, 0x0b},
{0x27, 0x41},
{0x2a, 0x0b},
{0x2b, 0x41},
{0x2e, 0x0b},
{0x2f, 0x41},
{0xff, 0x01},
{0x98, 0x30},
{0xed, 0x00},
{0xff, 0x05+0},
{0x00, 0xd0},
{0x01, 0x22},
{0x47, 0xee},
{0x50, 0xc6},
{0x57, 0x00},
{0x58, 0x77},
{0x5b, 0x41},
{0x5c, 0x78},
{0xB8, 0xB8},
{0xff, 0x05+1},
{0x00, 0xd0},
{0x01, 0x22},
{0x47, 0xee},
{0x50, 0xc6},
{0x57, 0x00},
{0x58, 0x77},
{0x5b, 0x41},
{0x5c, 0x78},
{0xB8, 0xB8},
{0xff, 0x05+2},
{0x00, 0xd0},
{0x01, 0x22},
{0x47, 0xee},
{0x50, 0xc6},
{0x57, 0x00},
{0x58, 0x77},
{0x5b, 0x41},
{0x5c, 0x78},
{0xB8, 0xB8},
{0xff, 0x05+3},
{0x00, 0xd0},
{0x01, 0x22},
{0x47, 0xee},
{0x50, 0xc6},
{0x57, 0x00},
{0x58, 0x77},
{0x5b, 0x41},
{0x5c, 0x78},
{0xB8, 0xB8},
{0xff, 0x09},
{0x50, 0x30},
{0x51, 0x6f},
{0x52, 0x67},
{0x53, 0x48},
{0x54, 0x30},
{0x55, 0x6f},
{0x56, 0x67},
{0x57, 0x48},
{0x58, 0x30},
{0x59, 0x6f},
{0x5a, 0x67},
{0x5b, 0x48},
{0x5c, 0x30},
{0x5d, 0x6f},
{0x5e, 0x67},
{0x5f, 0x48},
{0xff, 0x0a},
{0x25, 0x10},
{0x27, 0x1e},
{0x30, 0xac},
{0x31, 0x78},
{0x32, 0x17},
{0x33, 0xc1},
{0x34, 0x40},
{0x35, 0x00},
{0x36, 0xc3},
{0x37, 0x0a},
{0x38, 0x00},
{0x39, 0x02},
{0x3a, 0x00},
{0x3b, 0xb2},
{0xa5, 0x10},
{0xa7, 0x1e},
{0xb0, 0xac},
{0xb1, 0x78},
{0xb2, 0x17},
{0xb3, 0xc1},
{0xb4, 0x40},
{0xb5, 0x00},
{0xb6, 0xc3},
{0xb7, 0x0a},
{0xb8, 0x00},
{0xb9, 0x02},
{0xba, 0x00},
{0xbb, 0xb2},
{0xff, 0x0b},
{0x25, 0x10},
{0x27, 0x1e},
{0x30, 0xac},
{0x31, 0x78},
{0x32, 0x17},
{0x33, 0xc1},
{0x34, 0x40},
{0x35, 0x00},
{0x36, 0xc3},
{0x37, 0x0a},
{0x38, 0x00},
{0x39, 0x02},
{0x3a, 0x00},
{0x3b, 0xb2},
{0xa5, 0x10},
{0xa7, 0x1e},
{0xb0, 0xac},
{0xb1, 0x78},
{0xb2, 0x17},
{0xb3, 0xc1},
{0xb4, 0x40},
{0xb5, 0x00},
{0xb6, 0xc3},
{0xb7, 0x0a},
{0xb8, 0x00},
{0xb9, 0x02},
{0xba, 0x00},
{0xbb, 0xb2},
{0xff, 0x13},
{0x05, 0xa0},
{0x31, 0xff},
{0x07, 0x47},
{0x12, 0x04},
{0x1e, 0x1f},
{0x1f, 0x27},
{0x2e, 0x10},
{0x2f, 0xc8},
{0x31, 0xff},
{0x32, 0x00},
{0x33, 0x00},
{0x72, 0x05},
{0x7a, 0xf0},
{0xff, _MAR_BANK_},
{0x10, 0xff},
{0x11, 0xff},
{0x30, 0x0f},
{0x32, 0xff},
{0x34, 0xcd},
{0x36, 0x04},
{0x38, 0xff},
{0x3c, 0x01},
{0x3d, 0x11},
{0x3e, 0x11},
{0x45, 0x60},
{0x46, 0x49},
{0xff, _MTX_BANK_},
{0xe9, 0x03},
{0x03, 0x02},
{0x01, 0xe4},
{0x00, 0x7d},
{0x01, 0xe0},
{0x02, 0xa0},
{0x20, 0x1e},
{0x20, 0x1f},
{0x04, 0x6c},
{0x45, 0xcd},
{0x46, 0x42},
{0x47, 0x36},
{0x48, 0x0f},
{0x65, 0xcd},
{0x66, 0x42},
{0x67, 0x0e},
{0x68, 0x0f},
{0x85, 0xcd},
{0x86, 0x42},
{0x87, 0x0e},
{0x88, 0x0f},
{0xa5, 0xcd},
{0xa6, 0x42},
{0xa7, 0x0e},
{0xa8, 0x0f},
{0xc5, 0xcd},
{0xc6, 0x42},
{0xc7, 0x0e},
{0xc8, 0x0f},
{0xeb, 0x8d},
{0xff, _MAR_BANK_},
{0x00, 0xff},
{0x40, 0x01},
{0x40, 0x00},
{0xff, 0x01},
{0x97, 0x00},
{0x97, 0x0f},
{0xff, 0x00}, //test pattern
{0x78, 0xba},
{0x79, 0xac},
{0xff, 0x05},
{0x2c, 0x08},
{0x6a, 0x80},
{0xff, 0x06},
{0x2c, 0x08},
{0x6a, 0x80},
{0xff, 0x07},
{0x2c, 0x08},
{0x6a, 0x80},
{0xff, 0x08},
{0x2c, 0x08},
{0x6a, 0x80},
};
static __maybe_unused const struct regval auto_detect_regs[] = {
{0xFF, 0x13},
{0x30, 0x7f},
{0x70, 0xf0},
{0xFF, 0x00},
{0x00, 0x18},
{0x01, 0x18},
{0x02, 0x18},
{0x03, 0x18},
{0x00, 0x10},
{0x01, 0x10},
{0x02, 0x10},
{0x03, 0x10},
};
static void nvp6188_reinit_parameter(struct vehicle_ad_dev *ad, unsigned char cvstd)
{
int i = 0;
switch (cvstd) {
case CVSTD_720P25:
ad->cfg.width = 1280;
ad->cfg.height = 720;
ad->cfg.start_x = 0;
ad->cfg.start_y = 0;
ad->cfg.input_format = CIF_INPUT_FORMAT_YUV;
ad->cfg.output_format = FORCE_CIF_OUTPUT_FORMAT;
ad->cfg.field_order = 0;
ad->cfg.yuv_order = 0;/*00 - UYVY*/
ad->cfg.href = 0;
ad->cfg.vsync = 0;
ad->cfg.frame_rate = 25;
ad->cfg.mipi_freq = NVP6188_LINK_FREQ_1458M;
break;
case CVSTD_1080P25:
ad->cfg.width = 1920;
ad->cfg.height = 1080;
ad->cfg.start_x = 0;
ad->cfg.start_y = 0;
ad->cfg.input_format = CIF_INPUT_FORMAT_YUV;
ad->cfg.output_format = FORCE_CIF_OUTPUT_FORMAT;
ad->cfg.field_order = 0;
ad->cfg.yuv_order = 0;/*00 - UYVY*/
ad->cfg.href = 0;
ad->cfg.vsync = 0;
ad->cfg.frame_rate = 25;
ad->cfg.mipi_freq = NVP6188_LINK_FREQ_1458M;
break;
case CVSTD_NTSC:
ad->cfg.width = 960;
ad->cfg.height = 480;
ad->cfg.start_x = 0;
ad->cfg.start_y = 0;
ad->cfg.input_format = CIF_INPUT_FORMAT_YUV;
ad->cfg.output_format = FORCE_CIF_OUTPUT_FORMAT;
ad->cfg.field_order = 0;
ad->cfg.yuv_order = 0;/*00 - UYVY*/
ad->cfg.href = 0;
ad->cfg.vsync = 0;
ad->cfg.frame_rate = 25;
ad->cfg.mipi_freq = NVP6188_LINK_FREQ_1458M;
break;
default:
ad->cfg.width = 1920;
ad->cfg.height = 1080;
ad->cfg.start_x = 0;
ad->cfg.start_y = 0;
ad->cfg.input_format = CIF_INPUT_FORMAT_YUV;
ad->cfg.output_format = FORCE_CIF_OUTPUT_FORMAT;
ad->cfg.field_order = 0;
ad->cfg.yuv_order = 0;/*00 - UYVY*/
ad->cfg.href = 0;
ad->cfg.vsync = 0;
ad->cfg.frame_rate = 25;
ad->cfg.mipi_freq = NVP6188_LINK_FREQ_1458M;
break;
}
ad->cfg.type = V4L2_MBUS_CSI2_DPHY;
ad->cfg.mbus_flags = V4L2_MBUS_CSI2_4_LANE | V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK |
V4L2_MBUS_CSI2_CHANNELS;
ad->cfg.mbus_code = MEDIA_BUS_FMT_UYVY8_2X8;
switch (ad->cfg.mbus_flags & V4L2_MBUS_CSI2_LANES) {
case V4L2_MBUS_CSI2_1_LANE:
ad->cfg.lanes = 1;
break;
case V4L2_MBUS_CSI2_2_LANE:
ad->cfg.lanes = 2;
break;
case V4L2_MBUS_CSI2_3_LANE:
ad->cfg.lanes = 3;
break;
case V4L2_MBUS_CSI2_4_LANE:
ad->cfg.lanes = 4;
break;
default:
ad->cfg.lanes = 1;
break;
}
/* fix crop info from dts config */
for (i = 0; i < 4; i++) {
if ((ad->defrects[i].width == ad->cfg.width) &&
(ad->defrects[i].height == ad->cfg.height)) {
ad->cfg.start_x = ad->defrects[i].crop_x;
ad->cfg.start_y = ad->defrects[i].crop_y;
ad->cfg.width = ad->defrects[i].crop_width;
ad->cfg.height = ad->defrects[i].crop_height;
}
}
}
/* sensor register write */
static int nvp6188_write_reg(struct vehicle_ad_dev *ad, u8 reg, u8 val)
{
struct i2c_msg msg;
u8 buf[2];
int ret;
buf[0] = reg & 0xFF;
buf[1] = val;
msg.addr = ad->i2c_add;
msg.flags = 0;
msg.buf = buf;
msg.len = sizeof(buf);
ret = i2c_transfer(ad->adapter, &msg, 1);
if (ret >= 0) {
usleep_range(300, 400);
return 0;
}
VEHICLE_DGERR("nvp6188 write reg(0x%x val:0x%x) failed !\n", reg, val);
return ret;
}
static int nvp6188_write_array(struct vehicle_ad_dev *ad,
const struct regval *regs, int size)
{
int i, ret = 0;
i = 0;
while (i < size) {
ret = nvp6188_write_reg(ad, regs[i].addr, regs[i].val);
if (ret) {
VEHICLE_DGERR("%s failed !\n", __func__);
break;
}
i++;
}
return ret;
}
/* sensor register read */
static int nvp6188_read_reg(struct vehicle_ad_dev *ad, u8 reg, u8 *val)
{
struct i2c_msg msg[2];
u8 buf[1];
int ret;
buf[0] = reg & 0xFF;
msg[0].addr = ad->i2c_add;
msg[0].flags = 0;
msg[0].buf = buf;
msg[0].len = sizeof(buf);
msg[1].addr = ad->i2c_add;
msg[1].flags = 0 | I2C_M_RD;
msg[1].buf = buf;
msg[1].len = 1;
ret = i2c_transfer(ad->adapter, msg, 2);
if (ret >= 0) {
*val = buf[0];
return 0;
}
VEHICLE_DGERR("nvp6188 read reg(0x%x) failed !\n", reg);
return ret;
}
static unsigned char nv6188_read_vfc(struct vehicle_ad_dev *ad, unsigned char ch)
{
unsigned char ch_vfc = 0xff;
nvp6188_write_reg(ad, 0xff, 0x05 + ch);
nvp6188_read_reg(ad, 0xf0, &ch_vfc);
return ch_vfc;
}
static __maybe_unused int nvp6188_read_all_vfc(struct vehicle_ad_dev *ad,
u8 *ch_vfc)
{
int ret = 0;
int check_cnt = 0, ch = 0;
ret = nvp6188_write_array(ad,
auto_detect_regs, ARRAY_SIZE(auto_detect_regs));
if (ret)
VEHICLE_DGERR("write auto_detect_regs failed %d", ret);
ret = -1;
while ((check_cnt++) < 50) {
for (ch = 0; ch < 4; ch++)
ch_vfc[ch] = nv6188_read_vfc(ad, ch);
if (ch_vfc[0] != 0xff || ch_vfc[1] != 0xff ||
ch_vfc[2] != 0xff || ch_vfc[3] != 0xff) {
ret = 0;
if (ch == 3) {
VEHICLE_DGERR("try check cnt %d", check_cnt);
break;
}
} else {
usleep_range(20 * 1000, 40 * 1000);
}
}
if (ret)
VEHICLE_DGERR("read vfc failed %d", ret);
else
VEHICLE_INFO("read vfc 0x%2x 0x%2x 0x%2x 0x%2x",
ch_vfc[0], ch_vfc[1], ch_vfc[2], ch_vfc[3]);
return ret;
}
static __maybe_unused int nvp6188_auto_detect_fmt(struct vehicle_ad_dev *ad)
{
int ret = 0;
int ch = 0;
unsigned char ch_vfc[4] = { 0xff, 0xff, 0xff, 0xff };
unsigned char val_13x70 = 0, val_13x71 = 0;
if (nvp6188_read_all_vfc(ad, ch_vfc))
return -1;
ch = ad->ad_chl;
// for (ch = 0; ch < 4; ch++) {
nvp6188_write_reg(ad, 0xFF, 0x13);
nvp6188_read_reg(ad, 0x70, &val_13x70);
val_13x70 |= (0x01 << ch);
nvp6188_write_reg(ad, 0x70, val_13x70);
nvp6188_read_reg(ad, 0x71, &val_13x71);
val_13x71 |= (0x01 << ch);
nvp6188_write_reg(ad, 0x71, val_13x71);
switch (ch_vfc[ch]) {
case NVP_RESO_960H_NSTC_VALUE:
VEHICLE_INFO("channel %d det 960h nstc", ch);
ad->channel_reso[ch] = NVP_RESO_960H_NSTC;
break;
case NVP_RESO_960H_PAL_VALUE:
VEHICLE_INFO("channel %d det 960h pal", ch);
ad->channel_reso[ch] = NVP_RESO_960H_PAL;
break;
case NVP_RESO_720P_NSTC_VALUE:
VEHICLE_INFO("channel %d det 720p nstc", ch);
ad->channel_reso[ch] = NVP_RESO_720P_NSTC;
break;
case NVP_RESO_720P_PAL_VALUE:
VEHICLE_INFO("channel %d det 720p pal", ch);
ad->channel_reso[ch] = NVP_RESO_720P_PAL;
break;
case NVP_RESO_1080P_NSTC_VALUE:
VEHICLE_INFO("channel %d det 1080p nstc", ch);
ad->channel_reso[ch] = NVP_RESO_1080P_NSTC;
break;
case NVP_RESO_1080P_PAL_VALUE:
VEHICLE_INFO("channel %d det 1080p pal", ch);
ad->channel_reso[ch] = NVP_RESO_1080P_PAL;
break;
case NVP_RESO_960P_NSTC_VALUE:
VEHICLE_INFO("channel %d det 960p nstc", ch);
ad->channel_reso[ch] = NVP_RESO_960P_NSTC;
break;
case NVP_RESO_960P_PAL_VALUE:
VEHICLE_INFO("channel %d det 960p pal", ch);
ad->channel_reso[ch] = NVP_RESO_960P_PAL;
break;
default:
VEHICLE_INFO("channel %d not detect, def 1080p pal\n", ch);
ad->channel_reso[ch] = NVP_RESO_1080P_PAL;
break;
}
// }
return ret;
}
//each channel setting
/*
* 960x480i
* ch : 0 ~ 3
* ntpal: 1:25p, 0:30p
*/
static __maybe_unused void nv6188_set_chn_960h(struct vehicle_ad_dev *ad, u8 ch,
u8 ntpal)
{
unsigned char val_0x54 = 0, val_20x01 = 0;
VEHICLE_INFO("%s ch %d ntpal %d", __func__, ch, ntpal);
nvp6188_write_reg(ad, 0xff, 0x00);
nvp6188_write_reg(ad, 0x08 + ch, ntpal ? 0xdd : 0xa0);
nvp6188_write_reg(ad, 0x18 + ch, 0x08);
nvp6188_write_reg(ad, 0x22 + ch * 4, 0x0b);
nvp6188_write_reg(ad, 0x23 + ch * 4, 0x41);
nvp6188_write_reg(ad, 0x30 + ch, 0x12);
nvp6188_write_reg(ad, 0x34 + ch, 0x01);
nvp6188_read_reg(ad, 0x54, &val_0x54);
if (ntpal)
val_0x54 &= ~(0x10 << ch);
else
val_0x54 |= (0x10 << ch);
nvp6188_write_reg(ad, 0x54, val_0x54);
nvp6188_write_reg(ad, 0x58 + ch, ntpal ? 0x80 : 0x90);
nvp6188_write_reg(ad, 0x5c + ch, ntpal ? 0xbe : 0xbc);
nvp6188_write_reg(ad, 0x64 + ch, ntpal ? 0xa0 : 0x81);
nvp6188_write_reg(ad, 0x81 + ch, ntpal ? 0xf0 : 0xe0);
nvp6188_write_reg(ad, 0x85 + ch, 0x00);
nvp6188_write_reg(ad, 0x89 + ch, 0x00);
nvp6188_write_reg(ad, ch + 0x8e, 0x00);
nvp6188_write_reg(ad, 0xa0 + ch, 0x05);
nvp6188_write_reg(ad, 0xff, 0x01);
nvp6188_write_reg(ad, 0x84 + ch, 0x02);
nvp6188_write_reg(ad, 0x88 + ch, 0x00);
nvp6188_write_reg(ad, 0x8c + ch, 0x40);
nvp6188_write_reg(ad, 0xa0 + ch, 0x20);
nvp6188_write_reg(ad, 0xed, 0x00);
nvp6188_write_reg(ad, 0xff, 0x05 + ch);
nvp6188_write_reg(ad, 0x01, 0x22);
nvp6188_write_reg(ad, 0x05, 0x00);
nvp6188_write_reg(ad, 0x08, 0x55);
nvp6188_write_reg(ad, 0x25, 0xdc);
nvp6188_write_reg(ad, 0x28, 0x80);
nvp6188_write_reg(ad, 0x2f, 0x00);
nvp6188_write_reg(ad, 0x30, 0xe0);
nvp6188_write_reg(ad, 0x31, 0x43);
nvp6188_write_reg(ad, 0x32, 0xa2);
nvp6188_write_reg(ad, 0x47, 0x04);
nvp6188_write_reg(ad, 0x50, 0x84);
nvp6188_write_reg(ad, 0x57, 0x00);
nvp6188_write_reg(ad, 0x58, 0x77);
nvp6188_write_reg(ad, 0x5b, 0x43);
nvp6188_write_reg(ad, 0x5c, 0x78);
nvp6188_write_reg(ad, 0x5f, 0x00);
nvp6188_write_reg(ad, 0x62, 0x20);
nvp6188_write_reg(ad, 0x7b, 0x00);
nvp6188_write_reg(ad, 0x7c, 0x01);
nvp6188_write_reg(ad, 0x7d, 0x80);
nvp6188_write_reg(ad, 0x80, 0x00);
nvp6188_write_reg(ad, 0x90, 0x01);
nvp6188_write_reg(ad, 0xa9, 0x00);
nvp6188_write_reg(ad, 0xb5, 0x00);
nvp6188_write_reg(ad, 0xb8, 0xb9);
nvp6188_write_reg(ad, 0xb9, 0x72);
nvp6188_write_reg(ad, 0xd1, 0x00);
nvp6188_write_reg(ad, 0xd5, 0x80);
nvp6188_write_reg(ad, 0xff, 0x09);
nvp6188_write_reg(ad, 0x96 + ch * 0x20, 0x10);
nvp6188_write_reg(ad, 0x98 + ch * 0x20, ntpal ? 0xc0 : 0xe0);
nvp6188_write_reg(ad, ch * 0x20 + 0x9e, 0x00);
nvp6188_write_reg(ad, 0xff, _MAR_BANK_);
nvp6188_read_reg(ad, 0x01, &val_20x01);
val_20x01 &= (~(0x03 << (ch * 2)));
val_20x01 |= (0x02 << (ch * 2));
nvp6188_write_reg(ad, 0x01, val_20x01);
nvp6188_write_reg(ad, 0x12 + ch * 2, 0xe0);
nvp6188_write_reg(ad, 0x13 + ch * 2, 0x01);
}
//each channel setting
/*
* 1280x720p
* ch : 0 ~ 3
* ntpal: 1:25p, 0:30p
*/
static __maybe_unused void nv6188_set_chn_720p(struct vehicle_ad_dev *ad, u8 ch,
u8 ntpal)
{
unsigned char val_0x54 = 0, val_20x01 = 0;
VEHICLE_INFO("%s ch %d ntpal %d", __func__, ch, ntpal);
nvp6188_write_reg(ad, 0xff, 0x00);
nvp6188_write_reg(ad, 0x08 + ch, 0x00);
nvp6188_write_reg(ad, 0x18 + ch, 0x3f);
nvp6188_write_reg(ad, 0x30 + ch, 0x12);
nvp6188_write_reg(ad, 0x34 + ch, 0x00);
nvp6188_read_reg(ad, 0x54, &val_0x54);
val_0x54 &= ~(0x10 << ch);
nvp6188_write_reg(ad, 0x54, val_0x54);
nvp6188_write_reg(ad, 0x58 + ch, ntpal ? 0x80 : 0x80);
nvp6188_write_reg(ad, 0x5c + ch, ntpal ? 0x00 : 0x00);
nvp6188_write_reg(ad, 0x64 + ch, ntpal ? 0x01 : 0x01);
nvp6188_write_reg(ad, 0x81 + ch, ntpal ? 0x0d : 0x0c);
nvp6188_write_reg(ad, 0x85 + ch, 0x00);
nvp6188_write_reg(ad, 0x89 + ch, 0x00);
nvp6188_write_reg(ad, ch + 0x8e, 0x00);
nvp6188_write_reg(ad, 0xa0 + ch, 0x05);
nvp6188_write_reg(ad, 0xff, 0x01);
nvp6188_write_reg(ad, 0x84 + ch, 0x02);
nvp6188_write_reg(ad, 0x88 + ch, 0x00);
nvp6188_write_reg(ad, 0x8c + ch, 0x40);
nvp6188_write_reg(ad, 0xa0 + ch, 0x20);
nvp6188_write_reg(ad, 0xff, 0x05 + ch);
nvp6188_write_reg(ad, 0x01, 0x22);
nvp6188_write_reg(ad, 0x05, 0x04);
nvp6188_write_reg(ad, 0x08, 0x55);
nvp6188_write_reg(ad, 0x25, 0xdc);
nvp6188_write_reg(ad, 0x28, 0x80);
nvp6188_write_reg(ad, 0x2f, 0x00);
nvp6188_write_reg(ad, 0x30, 0xe0);
nvp6188_write_reg(ad, 0x31, 0x43);
nvp6188_write_reg(ad, 0x32, 0xa2);
nvp6188_write_reg(ad, 0x47, 0xee);
nvp6188_write_reg(ad, 0x50, 0xc6);
nvp6188_write_reg(ad, 0x57, 0x00);
nvp6188_write_reg(ad, 0x58, 0x77);
nvp6188_write_reg(ad, 0x5b, 0x41);
nvp6188_write_reg(ad, 0x5c, 0x7C);
nvp6188_write_reg(ad, 0x5f, 0x00);
nvp6188_write_reg(ad, 0x62, 0x20);
nvp6188_write_reg(ad, 0x7b, 0x11);
nvp6188_write_reg(ad, 0x7c, 0x01);
nvp6188_write_reg(ad, 0x7d, 0x80);
nvp6188_write_reg(ad, 0x80, 0x00);
nvp6188_write_reg(ad, 0x90, 0x01);
nvp6188_write_reg(ad, 0xa9, 0x00);
nvp6188_write_reg(ad, 0xb5, 0x40);
nvp6188_write_reg(ad, 0xb8, 0x39);
nvp6188_write_reg(ad, 0xb9, 0x72);
nvp6188_write_reg(ad, 0xd1, 0x00);
nvp6188_write_reg(ad, 0xd5, 0x80);
nvp6188_write_reg(ad, 0xff, 0x09);
nvp6188_write_reg(ad, 0x96 + ch * 0x20, 0x00);
nvp6188_write_reg(ad, 0x98 + ch * 0x20, 0x00);
nvp6188_write_reg(ad, ch * 0x20 + 0x9e, 0x00);
nvp6188_write_reg(ad, 0xff, _MAR_BANK_);
nvp6188_read_reg(ad, 0x01, &val_20x01);
val_20x01 &= (~(0x03 << (ch * 2)));
val_20x01 |= (0x01 << (ch * 2));
nvp6188_write_reg(ad, 0x01, val_20x01);
nvp6188_write_reg(ad, 0x12 + ch * 2, 0x80);
nvp6188_write_reg(ad, 0x13 + ch * 2, 0x02);
}
//each channel setting
/*
* 1920x1080p
* ch : 0 ~ 3
* ntpal: 1:25p, 0:30p
*/
static __maybe_unused void nv6188_set_chn_1080p(struct vehicle_ad_dev *ad, u8 ch,
u8 ntpal)
{
unsigned char val_0x54 = 0, val_20x01 = 0;
VEHICLE_INFO("%s ch %d ntpal %d", __func__, ch, ntpal);
nvp6188_write_reg(ad, 0xff, 0x00);
nvp6188_write_reg(ad, 0x08 + ch, 0x00);
nvp6188_write_reg(ad, 0x18 + ch, 0x3f);
nvp6188_write_reg(ad, 0x30 + ch, 0x12);
nvp6188_write_reg(ad, 0x34 + ch, 0x00);
nvp6188_read_reg(ad, 0x54, &val_0x54);
val_0x54 &= ~(0x10 << ch);
nvp6188_write_reg(ad, 0x54, val_0x54);
nvp6188_write_reg(ad, 0x58 + ch, ntpal ? 0x80 : 0x80);
nvp6188_write_reg(ad, 0x5c + ch, ntpal ? 0x00 : 0x00);
nvp6188_write_reg(ad, 0x64 + ch, ntpal ? 0x01 : 0x01);
nvp6188_write_reg(ad, 0x81 + ch, ntpal ? 0x03 : 0x02);
nvp6188_write_reg(ad, 0x85 + ch, 0x00);
nvp6188_write_reg(ad, 0x89 + ch, 0x10);
nvp6188_write_reg(ad, ch + 0x8e, 0x00);
nvp6188_write_reg(ad, 0xa0 + ch, 0x05);
nvp6188_write_reg(ad, 0xff, 0x01);
nvp6188_write_reg(ad, 0x84 + ch, 0x02);
nvp6188_write_reg(ad, 0x88 + ch, 0x00);
nvp6188_write_reg(ad, 0x8c + ch, 0x40);
nvp6188_write_reg(ad, 0xa0 + ch, 0x20);
nvp6188_write_reg(ad, 0xff, 0x05 + ch);
nvp6188_write_reg(ad, 0x01, 0x22);
nvp6188_write_reg(ad, 0x05, 0x04);
nvp6188_write_reg(ad, 0x08, 0x55);
nvp6188_write_reg(ad, 0x25, 0xdc);
nvp6188_write_reg(ad, 0x28, 0x80);
nvp6188_write_reg(ad, 0x2f, 0x00);
nvp6188_write_reg(ad, 0x30, 0xe0);
nvp6188_write_reg(ad, 0x31, 0x41);
nvp6188_write_reg(ad, 0x32, 0xa2);
nvp6188_write_reg(ad, 0x47, 0xee);
nvp6188_write_reg(ad, 0x50, 0xc6);
nvp6188_write_reg(ad, 0x57, 0x00);
nvp6188_write_reg(ad, 0x58, 0x77);
nvp6188_write_reg(ad, 0x5b, 0x41);
nvp6188_write_reg(ad, 0x5c, 0x7C);
nvp6188_write_reg(ad, 0x5f, 0x00);
nvp6188_write_reg(ad, 0x62, 0x20);
nvp6188_write_reg(ad, 0x7b, 0x11);
nvp6188_write_reg(ad, 0x7c, 0x01);
nvp6188_write_reg(ad, 0x7d, 0x80);
nvp6188_write_reg(ad, 0x80, 0x00);
nvp6188_write_reg(ad, 0x90, 0x01);
nvp6188_write_reg(ad, 0xa9, 0x00);
nvp6188_write_reg(ad, 0xb5, 0x40);
nvp6188_write_reg(ad, 0xb8, 0x39);
nvp6188_write_reg(ad, 0xb9, 0x72);
nvp6188_write_reg(ad, 0xd1, 0x00);
nvp6188_write_reg(ad, 0xd5, 0x80);
nvp6188_write_reg(ad, 0xff, 0x09);
nvp6188_write_reg(ad, 0x96 + ch * 0x20, 0x00);
nvp6188_write_reg(ad, 0x98 + ch * 0x20, 0x00);
nvp6188_write_reg(ad, ch * 0x20 + 0x9e, 0x00);
nvp6188_write_reg(ad, 0xff, _MAR_BANK_);
nvp6188_read_reg(ad, 0x01, &val_20x01);
val_20x01 &= (~(0x03 << (ch * 2)));
nvp6188_write_reg(ad, 0x01, val_20x01);
nvp6188_write_reg(ad, 0x12 + ch * 2, 0xc0);
nvp6188_write_reg(ad, 0x13 + ch * 2, 0x03);
}
static __maybe_unused void nvp6188_manual_mode(struct vehicle_ad_dev *ad)
{
int i, reso;
for (i = 3; i >= 0; i--) {
reso = ad->channel_reso[i];
switch (reso) {
case NVP_RESO_960H_PAL:
nv6188_set_chn_960h(ad, i, 1);
break;
case NVP_RESO_720P_PAL:
nv6188_set_chn_720p(ad, i, 1);
break;
case NVP_RESO_1080P_PAL:
nv6188_set_chn_1080p(ad, i, 1);
break;
case NVP_RESO_960H_NSTC:
nv6188_set_chn_960h(ad, i, 0);
break;
case NVP_RESO_720P_NSTC:
nv6188_set_chn_720p(ad, i, 0);
break;
case NVP_RESO_1080P_NSTC:
nv6188_set_chn_1080p(ad, i, 0);
break;
default:
nv6188_set_chn_1080p(ad, i, 1);
break;
}
}
}
void nvp6188_channel_set(struct vehicle_ad_dev *ad, int channel)
{
ad->ad_chl = channel;
VEHICLE_DG("%s, channel set(%d)", __func__, ad->ad_chl);
}
int nvp6188_ad_get_cfg(struct vehicle_cfg **cfg)
{
if (!nvp6188_g_addev)
return -1;
switch (cvstd_state) {
case VIDEO_UNPLUG:
nvp6188_g_addev->cfg.ad_ready = false;
break;
case VIDEO_LOCKED:
nvp6188_g_addev->cfg.ad_ready = true;
break;
case VIDEO_IN:
nvp6188_g_addev->cfg.ad_ready = false;
break;
}
nvp6188_g_addev->cfg.ad_ready = true;
*cfg = &nvp6188_g_addev->cfg;
return 0;
}
void nvp6188_ad_check_cif_error(struct vehicle_ad_dev *ad, int last_line)
{
VEHICLE_INFO("%s, last_line %d\n", __func__, last_line);
if (last_line < 1)
return;
ad->cif_error_last_line = last_line;
if (cvstd_mode == CVSTD_PAL) {
if (last_line == FORCE_NTSC_HEIGHT) {
if (ad->state_check_work.state_check_wq)
queue_delayed_work(
ad->state_check_work.state_check_wq,
&ad->state_check_work.work,
msecs_to_jiffies(0));
}
} else if (cvstd_mode == CVSTD_NTSC) {
if (last_line == FORCE_PAL_HEIGHT) {
if (ad->state_check_work.state_check_wq)
queue_delayed_work(
ad->state_check_work.state_check_wq,
&ad->state_check_work.work,
msecs_to_jiffies(0));
}
} else if (cvstd_mode == CVSTD_1080P25) {
if (last_line == FORCE_1080P_HEIGHT) {
if (ad->state_check_work.state_check_wq)
queue_delayed_work(
ad->state_check_work.state_check_wq,
&ad->state_check_work.work,
msecs_to_jiffies(0));
}
} else if (cvstd_mode == CVSTD_720P25) {
if (last_line == FORCE_720P_HEIGHT) {
if (ad->state_check_work.state_check_wq)
queue_delayed_work(
ad->state_check_work.state_check_wq,
&ad->state_check_work.work,
msecs_to_jiffies(0));
}
}
}
int nvp6188_check_id(struct vehicle_ad_dev *ad)
{
int ret = 0;
u8 pid = 0;
ret = vehicle_sensor_write(ad, 0xFF, 0x00);
ret |= vehicle_sensor_read(ad, 0xf4, &pid);
if (ret)
return ret;
if (pid != NVP6188_CHIP_ID && pid != NVP6188_CHIP_ID2) {
VEHICLE_DGERR("%s: expected 0xd0/d3, detected: 0x%02x !",
ad->ad_name, pid);
ret = -EINVAL;
} else {
VEHICLE_INFO("%s Found NVP6188 sensor: id(0x%2x) !\n", __func__, pid);
}
return ret;
}
static int __nvp6188_start_stream(struct vehicle_ad_dev *ad)
{
int ret;
int array_size = 0;
array_size = ARRAY_SIZE(common_setting_1458M_regs);
ret = nvp6188_write_array(ad,
common_setting_1458M_regs, array_size);
if (ret) {
VEHICLE_INFO(" nvp6188 start stream: wrote global reg failed");
return ret;
}
nvp6188_auto_detect_fmt(ad);
nvp6188_manual_mode(ad);
nvp6188_write_reg(ad, 0xff, 0x20);
nvp6188_write_reg(ad, 0xff, 0xff);
msleep(50);
return 0;
}
static int __nvp6188_stop_stream(struct vehicle_ad_dev *ad)
{
nvp6188_write_reg(ad, 0xff, 0x20);
nvp6188_write_reg(ad, 0x00, 0x00);
nvp6188_write_reg(ad, 0x40, 0x01);
nvp6188_write_reg(ad, 0x40, 0x00);
return 0;
}
int nvp6188_stream(struct vehicle_ad_dev *ad, int enable)
{
VEHICLE_INFO("%s on(%d)\n", __func__, enable);
g_nvp6188_streaming = (enable != 0);
if (g_nvp6188_streaming) {
__nvp6188_start_stream(ad);
if (ad->state_check_work.state_check_wq)
queue_delayed_work(ad->state_check_work.state_check_wq,
&ad->state_check_work.work, msecs_to_jiffies(200));
} else {
__nvp6188_stop_stream(ad);
if (ad->state_check_work.state_check_wq)
cancel_delayed_work_sync(&ad->state_check_work.work);
VEHICLE_DG("%s(%d): cancel_queue_delayed_work!\n", __func__, __LINE__);
}
return 0;
}
static void nvp6188_power_on(struct vehicle_ad_dev *ad)
{
if (gpio_is_valid(ad->power)) {
gpio_request(ad->power, "nvp6188_power");
gpio_direction_output(ad->power, ad->pwr_active);
/* gpio_set_value(ad->power, ad->pwr_active); */
}
if (gpio_is_valid(ad->powerdown)) {
gpio_request(ad->powerdown, "nvp6188_pwd");
gpio_direction_output(ad->powerdown, 1);
/* gpio_set_value(ad->powerdown, !ad->pwdn_active); */
}
if (gpio_is_valid(ad->reset)) {
gpio_request(ad->reset, "nvp6188_rst");
gpio_direction_output(ad->reset, 0);
usleep_range(1500, 2000);
gpio_direction_output(ad->reset, 1);
}
}
static void nvp6188_power_off(struct vehicle_ad_dev *ad)
{
if (gpio_is_valid(ad->reset))
gpio_free(ad->reset);
if (gpio_is_valid(ad->power))
gpio_free(ad->power);
if (gpio_is_valid(ad->powerdown))
gpio_free(ad->powerdown);
}
static __maybe_unused int nvp6188_auto_detect_hotplug(struct vehicle_ad_dev *ad)
{
nvp6188_write_reg(ad, 0xff, 0x00);
nvp6188_read_reg(ad, 0xa8, &ad->detect_status);
ad->detect_status = ~ad->detect_status;
return 0;
}
static void nvp6188_check_state_work(struct work_struct *work)
{
struct vehicle_ad_dev *ad;
ad = nvp6188_g_addev;
nvp6188_auto_detect_hotplug(ad);
if (ad->detect_status != ad->last_detect_status) {
ad->last_detect_status = ad->detect_status;
vehicle_ad_stat_change_notify();
}
if (g_nvp6188_streaming) {
queue_delayed_work(ad->state_check_work.state_check_wq,
&ad->state_check_work.work, msecs_to_jiffies(100));
}
}
int nvp6188_ad_deinit(void)
{
struct vehicle_ad_dev *ad;
ad = nvp6188_g_addev;
if (!ad)
return -1;
if (ad->state_check_work.state_check_wq) {
cancel_delayed_work_sync(&ad->state_check_work.work);
flush_delayed_work(&ad->state_check_work.work);
flush_workqueue(ad->state_check_work.state_check_wq);
destroy_workqueue(ad->state_check_work.state_check_wq);
}
nvp6188_power_off(ad);
return 0;
}
static __maybe_unused int get_ad_mode_from_fix_format(int fix_format)
{
int mode = -1;
switch (fix_format) {
case AD_FIX_FORMAT_PAL:
case AD_FIX_FORMAT_NTSC:
case AD_FIX_FORMAT_720P_50FPS:
case AD_FIX_FORMAT_720P_30FPS:
case AD_FIX_FORMAT_720P_25FPS:
mode = CVSTD_720P25;
break;
case AD_FIX_FORMAT_1080P_30FPS:
case AD_FIX_FORMAT_1080P_25FPS:
default:
mode = CVSTD_720P25;
break;
}
return mode;
}
int nvp6188_ad_init(struct vehicle_ad_dev *ad)
{
int val;
int i = 0;
nvp6188_g_addev = ad;
/* 1. i2c init */
while (ad->adapter == NULL) {
ad->adapter = i2c_get_adapter(ad->i2c_chl);
usleep_range(10000, 12000);
}
if (ad->adapter == NULL)
return -ENODEV;
if (!i2c_check_functionality(ad->adapter, I2C_FUNC_I2C))
return -EIO;
/* 2. ad power on sequence */
nvp6188_power_on(ad);
while (++i < 5) {
usleep_range(1000, 1200);
val = vehicle_generic_sensor_read(ad, 0xf0);
if (val != 0xff)
break;
VEHICLE_INFO("nvp6188_init i2c_reg_read fail\n");
}
nvp6188_reinit_parameter(ad, cvstd_mode);
ad->last_detect_status = true;
/* create workqueue to detect signal change */
INIT_DELAYED_WORK(&ad->state_check_work.work, nvp6188_check_state_work);
ad->state_check_work.state_check_wq =
create_singlethread_workqueue("vehicle-ad-nvp6188");
queue_delayed_work(ad->state_check_work.state_check_wq,
&ad->state_check_work.work, msecs_to_jiffies(100));
return 0;
}