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media: i2c: otp_eeprom: support qsc data

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Signed-off-by: Hu Kejun <william.hu@rock-chips.com>
Change-Id: I97762a54bb81816f3fd7b1a8de6d491a6b98f887
Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
This commit is contained in:
Hu Kejun
2023-10-26 17:50:17 +08:00
committed by Zefa Chen
parent 50b60d3d4c
commit 4b2b8ddec2
2 changed files with 71 additions and 0 deletions
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58
drivers/media/i2c/otp_eeprom.c
View File

@@ -731,6 +731,58 @@ static void rkotp_read_af(struct eeprom_device *eeprom_dev,
}
static void rkotp_read_qsc(struct eeprom_device *eeprom_dev,
struct otp_info *otp_ptr,
u32 base_addr)
{
struct i2c_client *client = eeprom_dev->client;
struct device *dev = &eeprom_dev->client->dev;
u8 *qsc_calib = &otp_ptr->qsc_data.qsc_calib[0];
u32 checksum = 0;
u32 temp = 0;
int i = 0;
int ret = 0;
ret = read_reg_otp(client, base_addr,
4, &otp_ptr->qsc_data.size);
checksum += otp_ptr->qsc_data.size;
base_addr += 4;
ret |= read_reg_otp(client, base_addr,
2, &otp_ptr->qsc_data.version);
checksum += otp_ptr->qsc_data.version;
base_addr += 2;
ret |= read_reg_otp(client, base_addr,
2, &otp_ptr->qsc_data.qsc_size);
checksum += otp_ptr->qsc_data.qsc_size;
base_addr += 2;
ret |= read_reg_otp_buf(client, base_addr, RK_QSC_SIZE, qsc_calib);
base_addr += RK_QSC_SIZE;
for (i = 0; i < RK_QSC_SIZE; i++)
checksum += qsc_calib[i];
for (i = 0; i < RK_QSC_RESERVED_SIZE; i++) {
ret |= read_reg_otp(client, base_addr, 1, &temp);
checksum += temp;
base_addr += 1;
}
ret |= read_reg_otp(client, base_addr,
1, &otp_ptr->qsc_data.checksum);
if ((checksum % 255 + 1) == otp_ptr->qsc_data.checksum && (!ret)) {
otp_ptr->qsc_data.flag = 0x01;
dev_info(dev, "qsc info:(data[0] 0x%x, checksum 0x%x)\n",
otp_ptr->qsc_data.qsc_calib[0],
(int)otp_ptr->qsc_data.checksum);
} else {
otp_ptr->qsc_data.flag = 0x00;
dev_info(dev, "qsc info: checksum err, checksum %d, reg_checksum %d\n",
(int)(checksum % 255 + 1),
(int)otp_ptr->qsc_data.checksum);
}
}
static int rkotp_read_data(struct eeprom_device *eeprom_dev)
{
struct i2c_client *client = eeprom_dev->client;
@@ -780,6 +832,12 @@ static int rkotp_read_data(struct eeprom_device *eeprom_dev)
base_addr + 1);
base_addr += 0x20;
break;
case RKOTP_QSC_ID:
rkotp_read_qsc(eeprom_dev,
otp_ptr,
base_addr + 1);
base_addr += 0x1010;
break;
default:
id = -1;
break;

13
drivers/media/i2c/otp_eeprom.h
View File

@@ -58,6 +58,8 @@
#define RK_DCCMAP_SIZE 0x0200
#define RK_PDAF_RESERVED_SIZE 0x001e
#define RK_AF_RESERVED_SIZE 0x0014
#define RK_QSC_SIZE 0x1000
#define RK_QSC_RESERVED_SIZE 0x0006
#define RKOTP_MAX_MODULE 0x0008
#define RKOTP_REG_START 0x0008//v1 0, v2 0x0008
@@ -66,6 +68,7 @@
#define RKOTP_LSC_ID 2
#define RKOTP_PDAF_ID 3
#define RKOTP_AF_ID 4
#define RKOTP_QSC_ID 5
struct id_defination {
u32 supplier_id;
@@ -165,6 +168,15 @@ struct af_otp_info {
u32 size;
};
struct qsc_otp_info {
u32 flag;
u32 version;
u32 qsc_size;
u8 qsc_calib[RK_QSC_SIZE];
u32 checksum;
u32 size;
};
struct otp_info {
u32 flag;
u32 total_checksum;
@@ -174,6 +186,7 @@ struct otp_info {
struct sfr_otp_info sfr_otp_data;
struct pdaf_otp_info pdaf_data;
struct af_otp_info af_data;
struct qsc_otp_info qsc_data;
};
/* eeprom device structure */