BACKPORT: serial: samsung: dt-bindings: Add reg-io-width compatible

Add a description for reg-io-width options for the samsung serial
UART peripheral.

BUG: 157216430

Signed-off-by: Hyunki Koo <hyunki00.koo@samsung.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200506080242.18623-2-hyunki00.koo@samsung.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Change-Id: I121462f1a45d2e24556087316a5a0cc20855a74a
(cherry picked from commit 7ad3bee4b3e39aad761461f64cf18247f7bdf59c)
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Hyunki Koo 2020-05-06 17:02:39 +09:00 • committed by Greg Kroah-Hartman
commit 6928a95fab

View file

@ -25,6 +25,8 @@ Required properties:
internal baud clock mux).
- clocks: phandles and specifiers for all clocks specified in "clock-names"
property, in the same order, according to clock bindings documentation [2].
- reg-io-width: The size (in bytes) of the IO accesses that should be
performed on the device.
[1] Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
[2] Documentation/devicetree/bindings/clock/clock-bindings.txt