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author | Phil Edworthy <phil.edworthy@renesas.com> | 2022-05-12 08:26:49 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-05-19 18:31:44 +0200 |
commit | 4ed26f87c71f97d6551caeb2e9e533f8980e764e (patch) | |
tree | 99361b3a7a5675aa8adb4bb9018198dd4bceffab /Documentation/devicetree/bindings/serial/renesas,em-uart.yaml | |
parent | serial: 8250_fintek: Check SER_RS485_RTS_* only with RS485 (diff) | |
download | linux-dev-4ed26f87c71f97d6551caeb2e9e533f8980e764e.tar.xz linux-dev-4ed26f87c71f97d6551caeb2e9e533f8980e764e.zip |
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>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/serial/renesas,em-uart.yaml | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml b/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml index 332c385618e1..b25aca733b72 100644 --- a/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml +++ b/Documentation/devicetree/bindings/serial/renesas,em-uart.yaml @@ -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 |