1 * ARM AMBA Primecell PL011 serial UART
4 - compatible: must be "arm,primecell", "arm,pl011"
5 - reg: exactly one register range with length 0x1000
6 - interrupts: exactly one interrupt specifier
9 - pinctrl: When present, must have one state named "sleep"
10 and one state named "default"
11 - clocks: When present, must refer to exactly one clock named
13 - dmas: When present, may have one or two dma channels.
14 The first one must be named "rx", the second one
17 See also bindings/arm/primecell.txt