|
@@ -0,0 +1,26 @@
|
|
|
+I2C for Atmel platforms
|
|
|
+
|
|
|
+Required properties :
|
|
|
+- compatible : Must be "atmel,at91rm9200-i2c", "atmel,at91sam9261-i2c",
|
|
|
+ "atmel,at91sam9260-i2c", "atmel,at91sam9g20-i2c", "atmel,at91sam9g10-i2c",
|
|
|
+ "atmel,at91sam9x5-i2c", "atmel,sama5d4-i2c" or "atmel,sama5d2-i2c".
|
|
|
+- reg: physical base address of the controller and length of memory mapped
|
|
|
+ region.
|
|
|
+- #address-cells = <1>;
|
|
|
+- #size-cells = <0>;
|
|
|
+- clocks: phandles to input clocks.
|
|
|
+
|
|
|
+Optional properties:
|
|
|
+- clock-frequency: Desired I2C bus frequency in Hz, default value is 100000.
|
|
|
+- Child nodes conforming to i2c bus binding.
|
|
|
+
|
|
|
+Examples :
|
|
|
+
|
|
|
+i2c0: i2c@f8028000 {
|
|
|
+ compatible = "atmel,sama5d2-i2c";
|
|
|
+ reg = <0xf8028000 0x100>;
|
|
|
+ #address-cells = <1>;
|
|
|
+ #size-cells = <0>;
|
|
|
+ clocks = <&twi0_clk>;
|
|
|
+ clock-frequency = <100000>;
|
|
|
+};
|