Input: rotary-encoder - update docs according to the latest API changes

The old device property API is about to be removed, so
explaing how to use complete software nodes instead.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20210304090948.27014-1-heikki.krogerus@linux.intel.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Heikki Krogerus 2021-03-21 16:01:14 -07:00 committed by Dmitry Torokhov
parent 5b0e6fd8c5
commit 6484e75817

View File

@ -107,13 +107,17 @@ example below:
},
};
static const struct property_entry rotary_encoder_properties[] __initconst = {
static const struct property_entry rotary_encoder_properties[] = {
PROPERTY_ENTRY_U32("rotary-encoder,steps-per-period", 24),
PROPERTY_ENTRY_U32("linux,axis", ABS_X),
PROPERTY_ENTRY_U32("rotary-encoder,relative_axis", 0),
{ },
};
static const struct software_node rotary_encoder_node = {
.properties = rotary_encoder_properties,
};
static struct platform_device rotary_encoder_device = {
.name = "rotary-encoder",
.id = 0,
@ -122,7 +126,7 @@ example below:
...
gpiod_add_lookup_table(&rotary_encoder_gpios);
device_add_properties(&rotary_encoder_device, rotary_encoder_properties);
device_add_software_node(&rotary_encoder_device.dev, &rotary_encoder_node);
platform_device_register(&rotary_encoder_device);
...