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Diffstat (limited to 'doc/device-tree-bindings/serial/ns16550.txt')
| -rw-r--r-- | doc/device-tree-bindings/serial/ns16550.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/doc/device-tree-bindings/serial/ns16550.txt b/doc/device-tree-bindings/serial/ns16550.txt new file mode 100644 index 0000000000..ef0b9aee6d --- /dev/null +++ b/doc/device-tree-bindings/serial/ns16550.txt @@ -0,0 +1,10 @@ +NS16550 UART + +This UART driver supports many chip variants and is used in mamy SoCs. + +Required properties: +- compatible: "ns16550" or "nvidia,tegra20-uart" +- reg: start address and size of registers +- reg-shift: shift value indicating register size: 0=byte, 1=16bit,2=32bit etc. +- clock-frequency: input clock frequency for the UART (used to calculate the + baud rate divisor) |