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Diffstat (limited to 'Documentation/devicetree/bindings/i2c/atmel-i2c.txt')
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diff --git a/Documentation/devicetree/bindings/i2c/atmel-i2c.txt b/Documentation/devicetree/bindings/i2c/atmel-i2c.txt new file mode 100644 index 00000000000..b689a0d9441 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/atmel-i2c.txt | |||
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1 | I2C for Atmel platforms | ||
2 | |||
3 | Required properties : | ||
4 | - compatible : Must be "atmel,at91rm9200-i2c", "atmel,at91sam9261-i2c", | ||
5 | "atmel,at91sam9260-i2c", "atmel,at91sam9g20-i2c", "atmel,at91sam9g10-i2c" | ||
6 | or "atmel,at91sam9x5-i2c" | ||
7 | - reg: physical base address of the controller and length of memory mapped | ||
8 | region. | ||
9 | - interrupts: interrupt number to the cpu. | ||
10 | - #address-cells = <1>; | ||
11 | - #size-cells = <0>; | ||
12 | |||
13 | Optional properties: | ||
14 | - Child nodes conforming to i2c bus binding | ||
15 | |||
16 | Examples : | ||
17 | |||
18 | i2c0: i2c@fff84000 { | ||
19 | compatible = "atmel,at91sam9g20-i2c"; | ||
20 | reg = <0xfff84000 0x100>; | ||
21 | interrupts = <12 4 6>; | ||
22 | #address-cells = <1>; | ||
23 | #size-cells = <0>; | ||
24 | |||
25 | 24c512@50 { | ||
26 | compatible = "24c512"; | ||
27 | reg = <0x50>; | ||
28 | pagesize = <128>; | ||
29 | } | ||
30 | } | ||