Commit | Line | Data |
---|---|---|
11c27069 A |
1 | /* |
2 | * Common devices used in different OMAP boards | |
3 | */ | |
4 | ||
5 | / { | |
6 | elpida_ECB240ABACN: lpddr2 { | |
7 | compatible = "Elpida,ECB240ABACN","jedec,lpddr2-s4"; | |
8 | density = <2048>; | |
9 | io-width = <32>; | |
10 | ||
11 | tRPab-min-tck = <3>; | |
12 | tRCD-min-tck = <3>; | |
13 | tWR-min-tck = <3>; | |
14 | tRASmin-min-tck = <3>; | |
15 | tRRD-min-tck = <2>; | |
16 | tWTR-min-tck = <2>; | |
17 | tXP-min-tck = <2>; | |
18 | tRTP-min-tck = <2>; | |
19 | tCKE-min-tck = <3>; | |
20 | tCKESR-min-tck = <3>; | |
21 | tFAW-min-tck = <8>; | |
22 | ||
23 | timings_elpida_ECB240ABACN_400mhz: lpddr2-timings@0 { | |
24 | compatible = "jedec,lpddr2-timings"; | |
25 | min-freq = <10000000>; | |
26 | max-freq = <400000000>; | |
27 | tRPab = <21000>; | |
28 | tRCD = <18000>; | |
29 | tWR = <15000>; | |
30 | tRAS-min = <42000>; | |
31 | tRRD = <10000>; | |
32 | tWTR = <7500>; | |
33 | tXP = <7500>; | |
34 | tRTP = <7500>; | |
35 | tCKESR = <15000>; | |
36 | tDQSCK-max = <5500>; | |
37 | tFAW = <50000>; | |
38 | tZQCS = <90000>; | |
39 | tZQCL = <360000>; | |
40 | tZQinit = <1000000>; | |
41 | tRAS-max-ns = <70000>; | |
42 | tDQSCK-max-derated = <6000>; | |
43 | }; | |
44 | ||
45 | timings_elpida_ECB240ABACN_200mhz: lpddr2-timings@1 { | |
46 | compatible = "jedec,lpddr2-timings"; | |
47 | min-freq = <10000000>; | |
48 | max-freq = <200000000>; | |
49 | tRPab = <21000>; | |
50 | tRCD = <18000>; | |
51 | tWR = <15000>; | |
52 | tRAS-min = <42000>; | |
53 | tRRD = <10000>; | |
54 | tWTR = <10000>; | |
55 | tXP = <7500>; | |
56 | tRTP = <7500>; | |
57 | tCKESR = <15000>; | |
58 | tDQSCK-max = <5500>; | |
59 | tFAW = <50000>; | |
60 | tZQCS = <90000>; | |
61 | tZQCL = <360000>; | |
62 | tZQinit = <1000000>; | |
63 | tRAS-max-ns = <70000>; | |
64 | tDQSCK-max-derated = <6000>; | |
65 | }; | |
66 | }; | |
67 | }; |