[PATCH v9 2/2] HID: steam: add battery device.

The wireless Steam Controller is battery operated, so add the battery device and power information. --- drivers/hid/hid-steam.c | 141 +++- 1 file changed, 140 insertions(+), 1 deletion(-) diff --git a/drivers/hid/hid-steam.c b/drivers/hid/hid-steam.c index

[PATCH v9 2/2] HID: steam: add battery device.

The wireless Steam Controller is battery operated, so add the battery device and power information. --- drivers/hid/hid-steam.c | 141 +++- 1 file changed, 140 insertions(+), 1 deletion(-) diff --git a/drivers/hid/hid-steam.c b/drivers/hid/hid-steam.c index