I2C_CLIENT_END };
/* Insmod parameters */
-I2C_CLIENT_INSMOD_1(w83791d);
static unsigned short force_subclients[4];
module_param_array(force_subclients, short, NULL, 0);
static int w83791d_probe(struct i2c_client *client,
const struct i2c_device_id *id);
-static int w83791d_detect(struct i2c_client *client, int kind,
+static int w83791d_detect(struct i2c_client *client,
struct i2c_board_info *info);
static int w83791d_remove(struct i2c_client *client);
static void w83791d_init_client(struct i2c_client *client);
static const struct i2c_device_id w83791d_id[] = {
- { "w83791d", w83791d },
+ { "w83791d", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, w83791d_id);
.remove = w83791d_remove,
.id_table = w83791d_id,
.detect = w83791d_detect,
- .address_data = &addr_data,
+ .address_list = normal_i2c,
};
/* following are the sysfs callback functions */
/* Return 0 if detection is successful, -ENODEV otherwise */
-static int w83791d_detect(struct i2c_client *client, int kind,
+static int w83791d_detect(struct i2c_client *client,
struct i2c_board_info *info)
{
struct i2c_adapter *adapter = client->adapter;
return -ENODEV;
}
- /* The w83791d may be stuck in some other bank than bank 0. This may
- make reading other information impossible. Specify a force=...
- parameter, and the Winbond will be reset to the right bank. */
- if (kind < 0) {
- if (w83791d_read(client, W83791D_REG_CONFIG) & 0x80) {
- return -ENODEV;
- }
- val1 = w83791d_read(client, W83791D_REG_BANK);
- val2 = w83791d_read(client, W83791D_REG_CHIPMAN);
- /* Check for Winbond ID if in bank 0 */
- if (!(val1 & 0x07)) {
- /* yes it is Bank0 */
- if (((!(val1 & 0x80)) && (val2 != 0xa3)) ||
- ((val1 & 0x80) && (val2 != 0x5c))) {
- return -ENODEV;
- }
- }
- /* If Winbond chip, address of chip and W83791D_REG_I2C_ADDR
- should match */
- if (w83791d_read(client, W83791D_REG_I2C_ADDR) != address) {
+ if (w83791d_read(client, W83791D_REG_CONFIG) & 0x80)
+ return -ENODEV;
+
+ val1 = w83791d_read(client, W83791D_REG_BANK);
+ val2 = w83791d_read(client, W83791D_REG_CHIPMAN);
+ /* Check for Winbond ID if in bank 0 */
+ if (!(val1 & 0x07)) {
+ if ((!(val1 & 0x80) && val2 != 0xa3) ||
+ ( (val1 & 0x80) && val2 != 0x5c)) {
return -ENODEV;
}
}
+ /* If Winbond chip, address of chip and W83791D_REG_I2C_ADDR
+ should match */
+ if (w83791d_read(client, W83791D_REG_I2C_ADDR) != address)
+ return -ENODEV;
- /* We either have a force parameter or we have reason to
- believe it is a Winbond chip. Either way, we want bank 0 and
- Vendor ID high byte */
+ /* We want bank 0 and Vendor ID high byte */
val1 = w83791d_read(client, W83791D_REG_BANK) & 0x78;
w83791d_write(client, W83791D_REG_BANK, val1 | 0x80);
/* Verify it is a Winbond w83791d */
- if (kind <= 0) {
- /* get vendor ID */
- val2 = w83791d_read(client, W83791D_REG_CHIPMAN);
- if (val2 != 0x5c) { /* the vendor is NOT Winbond */
- return -ENODEV;
- }
- val1 = w83791d_read(client, W83791D_REG_WCHIPID);
- if (val1 == 0x71) {
- kind = w83791d;
- } else {
- if (kind == 0)
- dev_warn(&adapter->dev,
- "w83791d: Ignoring 'force' parameter "
- "for unknown chip at adapter %d, "
- "address 0x%02x\n",
- i2c_adapter_id(adapter), address);
- return -ENODEV;
- }
- }
+ val1 = w83791d_read(client, W83791D_REG_WCHIPID);
+ val2 = w83791d_read(client, W83791D_REG_CHIPMAN);
+ if (val1 != 0x71 || val2 != 0x5c)
+ return -ENODEV;
strlcpy(info->type, "w83791d", I2C_NAME_SIZE);