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| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2020-01-07 20:47:46 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2020-01-15 22:40:16 +0300 |
| commit | e8d51e962936bf4527f41db318d53a80006f2bf7 (patch) | |
| tree | 2afb39c458490d81b26b8258734a14bb63e45fe9 /Documentation/i2c | |
| parent | e634a50c9cd1896b09f33dcbe4b5de5f29e4bbb7 (diff) | |
| download | linux-e8d51e962936bf4527f41db318d53a80006f2bf7.tar.xz | |
docs: i2c: use the new API in 'writing-clients'
i2c_new_device is deprecated, use i2c_new_client_device. Also, align a
paragraph while here.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'Documentation/i2c')
| -rw-r--r-- | Documentation/i2c/writing-clients.rst | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/Documentation/i2c/writing-clients.rst b/Documentation/i2c/writing-clients.rst index ced309b5e0cc..0336909ca01b 100644 --- a/Documentation/i2c/writing-clients.rst +++ b/Documentation/i2c/writing-clients.rst @@ -175,8 +175,8 @@ Device Creation If you know for a fact that an I2C device is connected to a given I2C bus, you can instantiate that device by simply filling an i2c_board_info structure with the device address and driver name, and calling -i2c_new_device(). This will create the device, then the driver core will -take care of finding the right driver and will call its probe() method. +i2c_new_client_device(). This will create the device, then the driver core +will take care of finding the right driver and will call its probe() method. If a driver supports different device types, you can specify the type you want using the type field. You can also specify an IRQ and platform data if needed. @@ -186,14 +186,14 @@ don't know the exact address it uses. This happens on TV adapters for example, where the same driver supports dozens of slightly different models, and I2C device addresses change from one model to the next. In that case, you can use the i2c_new_scanned_device() variant, which is -similar to i2c_new_device(), except that it takes an additional list of -possible I2C addresses to probe. A device is created for the first +similar to i2c_new_client_device(), except that it takes an additional list +of possible I2C addresses to probe. A device is created for the first responsive address in the list. If you expect more than one device to be present in the address range, simply call i2c_new_scanned_device() that many times. -The call to i2c_new_device() or i2c_new_scanned_device() typically happens -in the I2C bus driver. You may want to save the returned i2c_client +The call to i2c_new_client_device() or i2c_new_scanned_device() typically +happens in the I2C bus driver. You may want to save the returned i2c_client reference for later use. @@ -236,11 +236,11 @@ possible. Device Deletion --------------- -Each I2C device which has been created using i2c_new_device() or -i2c_new_scanned_device() can be unregistered by calling +Each I2C device which has been created using i2c_new_client_device() +or i2c_new_scanned_device() can be unregistered by calling i2c_unregister_device(). If you don't call it explicitly, it will be -called automatically before the underlying I2C bus itself is removed, as a -device can't survive its parent in the device driver model. +called automatically before the underlying I2C bus itself is removed, +as a device can't survive its parent in the device driver model. Initializing the driver |