Documentation/devicetree/bindings/powerpc/fsl/l2cache.txt

   1 Freescale L2 Cache Controller
   2
   3 L2 cache is present in Freescale's QorIQ and QorIQ Qonverge platforms.
   4 The cache bindings explained below are Devicetree Specification compliant
   5
   6 Required 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
  53 Example:
  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         };