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dm: serial: Add driver model support for ns16550
[karo-tx-uboot.git] / doc / device-tree-bindings / serial / ns16550.txt
1 NS16550 UART
2
3 This UART driver supports many chip variants and is used in mamy SoCs.
4
5 Required properties:
6 - compatible: "ns16550" or "nvidia,tegra20-uart"
7 - reg: start address and size of registers
8 - reg-shift: shift value indicating register size: 0=byte, 1=16bit,2=32bit etc.
9 - clock-frequency: input clock frequency for the UART (used to calculate the
10     baud rate divisor)