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| author | Tommaso Merciai <tomm.merciai@gmail.com> | 2022-01-28 19:17:13 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-01-31 14:22:49 +0100 |
| commit | 5c2b9c61ae5d8ad0a196d33b66ce44543be22281 (patch) | |
| tree | 9feb21831b035387e0c07c4452a5f7f8c36a49fb /Documentation | |
| parent | usb: ulpi: Call of_node_put correctly (diff) | |
| download | linux-5c2b9c61ae5d8ad0a196d33b66ce44543be22281.tar.xz linux-5c2b9c61ae5d8ad0a196d33b66ce44543be22281.zip | |
usb: usb251xb: add boost-up property support
Add support for boost-up register of usb251xb hub.
boost-up property control USB electrical drive strength
This register can be set:
- Normal mode -> 0x00
- Low -> 0x01
- Medium -> 0x10
- High -> 0x11
(Normal Default)
References:
- http://www.mouser.com/catalog/specsheets/2514.pdf p29
Reviewed-by: Richard Leitner <richard.leitner@linux.dev>
Signed-off-by: Tommaso Merciai <tomm.merciai@gmail.com>
Link: https://lore.kernel.org/r/20220128181713.96856-1-tomm.merciai@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
0 files changed, 0 insertions, 0 deletions