xref: /freebsd/sys/contrib/device-tree/Bindings/i2c/brcm,bcm2835-i2c.txt (revision 43a5ec4eb41567cc92586503212743d89686d78f) 
1Broadcom BCM2835 I2C controller
2
3Required properties:
4- compatible : Should be one of:
5	"brcm,bcm2711-i2c"
6	"brcm,bcm2835-i2c"
7- reg: Should contain register location and length.
8- interrupts: Should contain interrupt.
9- clocks : The clock feeding the I2C controller.
10
11Recommended properties:
12- clock-frequency : desired I2C bus clock frequency in Hz.
13
14Example:
15
16i2c@7e205000 {
17	compatible = "brcm,bcm2835-i2c";
18	reg = <0x7e205000 0x1000>;
19	interrupts = <2 21>;
20	clocks = <&clk_i2c>;
21	clock-frequency = <100000>;
22};
23