blob: 9657a5cbc3adfa295ffa132cc35a7b92a9fcc3f1 [file] [log] [blame]
Lokesh Vutla4d2750f2012-11-05 18:22:52 +05301/*
2 * Timings and Geometry for Samsung K3PE0E000B memory part
3 */
4
5/ {
6 samsung_K3PE0E000B: lpddr2 {
7 compatible = "Samsung,K3PE0E000B","jedec,lpddr2-s4";
8 density = <4096>;
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_samsung_K3PE0E000B_533MHz: lpddr2-timings@0 {
24 compatible = "jedec,lpddr2-timings";
25 min-freq = <10000000>;
26 max-freq = <533333333>;
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_samsung_K3PE0E000B_266MHz: lpddr2-timings@1 {
46 compatible = "jedec,lpddr2-timings";
47 min-freq = <10000000>;
48 max-freq = <266666666>;
49 tRPab = <21000>;
50 tRCD = <18000>;
51 tWR = <15000>;
52 tRAS-min = <42000>;
53 tRRD = <10000>;
54 tWTR = <7500>;
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};