xref: /freebsd/sys/contrib/device-tree/Bindings/powerpc/fsl/l2cache.txt (revision cfd6422a5217410fbd66f7a7a8a64d9d85e61229) 
1Freescale L2 Cache Controller
2
3L2 cache is present in Freescale's QorIQ and QorIQ Qonverge platforms.
4The cache bindings explained below are Devicetree Specification compliant
5
6Required Properties:
7
8- compatible	: Should include one of the following:
9		  "fsl,8540-l2-cache-controller"
10		  "fsl,8541-l2-cache-controller"
11		  "fsl,8544-l2-cache-controller"
12		  "fsl,8548-l2-cache-controller"
13		  "fsl,8555-l2-cache-controller"
14		  "fsl,8568-l2-cache-controller"
15		  "fsl,b4420-l2-cache-controller"
16		  "fsl,b4860-l2-cache-controller"
17		  "fsl,bsc9131-l2-cache-controller"
18		  "fsl,bsc9132-l2-cache-controller"
19		  "fsl,c293-l2-cache-controller"
20		  "fsl,mpc8536-l2-cache-controller"
21		  "fsl,mpc8540-l2-cache-controller"
22		  "fsl,mpc8541-l2-cache-controller"
23		  "fsl,mpc8544-l2-cache-controller"
24		  "fsl,mpc8548-l2-cache-controller"
25		  "fsl,mpc8555-l2-cache-controller"
26		  "fsl,mpc8560-l2-cache-controller"
27		  "fsl,mpc8568-l2-cache-controller"
28		  "fsl,mpc8569-l2-cache-controller"
29		  "fsl,mpc8572-l2-cache-controller"
30		  "fsl,p1010-l2-cache-controller"
31		  "fsl,p1011-l2-cache-controller"
32		  "fsl,p1012-l2-cache-controller"
33		  "fsl,p1013-l2-cache-controller"
34		  "fsl,p1014-l2-cache-controller"
35		  "fsl,p1015-l2-cache-controller"
36		  "fsl,p1016-l2-cache-controller"
37		  "fsl,p1020-l2-cache-controller"
38		  "fsl,p1021-l2-cache-controller"
39		  "fsl,p1022-l2-cache-controller"
40		  "fsl,p1023-l2-cache-controller"
41		  "fsl,p1024-l2-cache-controller"
42		  "fsl,p1025-l2-cache-controller"
43		  "fsl,p2010-l2-cache-controller"
44		  "fsl,p2020-l2-cache-controller"
45		  "fsl,t2080-l2-cache-controller"
46		  "fsl,t4240-l2-cache-controller"
47		  and "cache".
48- reg		: Address and size of L2 cache controller registers
49- cache-size	: Size of the entire L2 cache
50- interrupts	: Error interrupt of L2 controller
51- cache-line-size : Size of L2 cache lines
52
53Example:
54
55	L2: l2-cache-controller@20000 {
56		compatible = "fsl,bsc9132-l2-cache-controller", "cache";
57		reg = <0x20000 0x1000>;
58		cache-line-size = <32>; // 32 bytes
59		cache-size = <0x40000>; // L2,256K
60		interrupts = <16 2 1 0>;
61	};
62