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| -rw-r--r-- | Documentation/devicetree/bindings/serial/of-serial.txt | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/of-serial.txt b/Documentation/devicetree/bindings/serial/of-serial.txt index b52b98234b9b..93e249c78060 100644 --- a/Documentation/devicetree/bindings/serial/of-serial.txt +++ b/Documentation/devicetree/bindings/serial/of-serial.txt @@ -16,6 +16,7 @@ Required properties: - "altr,16550-FIFO64" - "altr,16550-FIFO128" - "fsl,16550-FIFO64" + - "fsl,ns16550" - "serial" if the port type is unknown. - reg : offset and length of the register set for the device. - interrupts : should contain uart interrupt. @@ -40,6 +41,17 @@ Optional properties: driver is allowed to detect support for the capability even without this property. +Note: +* fsl,ns16550: + ------------ + Freescale DUART is very similar to the PC16552D (and to a + pair of NS16550A), albeit with some nonstandard behavior such as + erratum A-004737 (relating to incorrect BRK handling). + + Represents a single port that is compatible with the DUART found + on many Freescale chips (examples include mpc8349, mpc8548, + mpc8641d, p4080 and ls2085a). + Example: uart@80230000 { |