dt-bindings: serial: renesas,em-uart: Add RZ/V2M clock to access the registers

The RZ/V2M SoC has an additional clock to access the registers. The HW
manual says this clock should not be touched as it is used by the
"ISP Firmware".

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Link: https://lore.kernel.org/r/20220512072649.7879-1-phil.edworthy@renesas.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Phil Edworthy 2022-05-12 08:26:49 +01:00 committed by Greg Kroah-Hartman
parent af01792709
commit 4ed26f87c7

View File

@ -9,9 +9,6 @@ title: Renesas EMMA Mobile UART Interface
maintainers:
- Magnus Damm <magnus.damm@gmail.com>
allOf:
- $ref: serial.yaml#
properties:
compatible:
oneOf:
@ -30,10 +27,31 @@ properties:
maxItems: 1
clocks:
maxItems: 1
minItems: 1
items:
- description: UART functional clock
- description: Internal clock to access the registers
clock-names:
const: sclk
minItems: 1
items:
- const: sclk
- const: pclk
allOf:
- $ref: serial.yaml#
- if:
properties:
compatible:
contains:
const: renesas,r9a09g011-uart
then:
properties:
clocks:
minItems: 2
clock-names:
minItems: 2
required:
- compatible