bindings/arm/atmel-sysregs.txt

4 - compatible: Should be "atmel,sama5d2-chipid" or "microchip,sama7g5-chipid"
5 - reg : Should contain registers location and length
7 PIT Timer required properties:
8 - compatible: Should be "atmel,at91sam9260-pit"
9 - reg: Should contain registers location and length
10 - interrupts: Should contain interrupt for the PIT which is the IRQ line
13 PIT64B Timer required properties:
14 - compatible: Should be "microchip,sam9x60-pit64b" or
15 			"microchip,sam9x7-pit64b", "microchip,sam9x60-pit64b"
16 - reg: Should contain registers location and length
17 - interrupts: Should contain interrupt for PIT64B timer
18 - clocks: Should contain the available clock sources for PIT64B timer.
20 System Timer (ST) required properties:
21 - compatible: Should be "atmel,at91rm9200-st", "syscon", "simple-mfd"
22 - reg: Should contain registers location and length
23 - interrupts: Should contain interrupt for the ST which is the IRQ line
25 - clocks: phandle to input clock.
27 - watchdog: compatible should be "atmel,at91rm9200-wdt"
30 - compatible: Should be "atmel,at91rm9200-sdramc", "syscon"
31 			"atmel,at91sam9260-sdramc",
32 			"atmel,at91sam9g45-ddramc",
33 			"atmel,sama5d3-ddramc",
34 			"microchip,sam9x60-ddramc",
35 			"microchip,sama7g5-uddrc",
36 			"microchip,sam9x7-ddramc", "atmel,sama5d3-ddramc".
37 - reg: Should contain registers location and length
42 		compatible = "atmel,at91sam9g45-ddramc";
48 The Security Module macrocell provides all necessary secure functions to avoid
50 embeds secure memories that can be scrambled.
53 Note that they maintain their voltage during Backup/Self-refresh.
56 - compatible: Should be "atmel,<chip>-secumod", "syscon".
58 - reg: Should contain registers location and length
59 - gpio-controller:	Marks the port as GPIO controller.
60 - #gpio-cells:		There are 2. The pin number is the
66 		compatible = "atmel,sama5d2-secumod", "syscon";
68 		gpio-controller;
69 		#gpio-cells = <2>;