Messages in this thread Patch in this message | | | From | Neil Armstrong <> | Subject | [PATCH 1/3] dt-bindings: serial: amlogic,meson-uart: add fifo-size property | Date | Tue, 18 May 2021 09:58:31 +0200 |
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On most of the Amlogic SoCs, the first UART controller in the "Everything-Else" power domain has 128bytes of RX & TX FIFO, so add an optional property to describe a different FIFO size from the other ports (64bytes).
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> --- .../devicetree/bindings/serial/amlogic,meson-uart.yaml | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml index 75ebc9952a99..7487aa6ef849 100644 --- a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml +++ b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml @@ -55,6 +55,11 @@ properties: - const: pclk - const: baud + fifo-size: + description: The fifo size supported by the UART channel. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [64, 128] + required: - compatible - reg -- 2.25.1
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