xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/i2c/brcm,kona-i2c.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunBroadcom Kona Family I2C
2*4882a593Smuzhiyun=========================
3*4882a593Smuzhiyun
4*4882a593SmuzhiyunThis I2C controller is used in the following Broadcom SoCs:
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun  BCM11130
7*4882a593Smuzhiyun  BCM11140
8*4882a593Smuzhiyun  BCM11351
9*4882a593Smuzhiyun  BCM28145
10*4882a593Smuzhiyun  BCM28155
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunRequired Properties
13*4882a593Smuzhiyun-------------------
14*4882a593Smuzhiyun- compatible: "brcm,bcm11351-i2c", "brcm,kona-i2c"
15*4882a593Smuzhiyun- reg: Physical base address and length of controller registers
16*4882a593Smuzhiyun- interrupts: The interrupt number used by the controller
17*4882a593Smuzhiyun- clocks: clock specifier for the kona i2c external clock
18*4882a593Smuzhiyun- clock-frequency: The I2C bus frequency in Hz
19*4882a593Smuzhiyun- #address-cells: Should be <1>
20*4882a593Smuzhiyun- #size-cells: Should be <0>
21*4882a593Smuzhiyun
22*4882a593SmuzhiyunRefer to clocks/clock-bindings.txt for generic clock consumer
23*4882a593Smuzhiyunproperties.
24*4882a593Smuzhiyun
25*4882a593SmuzhiyunExample:
26*4882a593Smuzhiyun
27*4882a593Smuzhiyuni2c@3e016000 {
28*4882a593Smuzhiyun	compatible = "brcm,bcm11351-i2c","brcm,kona-i2c";
29*4882a593Smuzhiyun	reg = <0x3e016000 0x80>;
30*4882a593Smuzhiyun	interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
31*4882a593Smuzhiyun	clocks = <&bsc1_clk>;
32*4882a593Smuzhiyun	clock-frequency = <400000>;
33*4882a593Smuzhiyun	#address-cells = <1>;
34*4882a593Smuzhiyun	#size-cells = <0>;
35*4882a593Smuzhiyun};
36