Commit | Line | Data |
---|---|---|
b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
4d2750f3 LV |
2 | /* |
3 | * Timings and Geometry for Samsung K3PE0E000B memory part | |
4 | */ | |
5 | ||
6 | / { | |
7 | samsung_K3PE0E000B: lpddr2 { | |
8 | compatible = "Samsung,K3PE0E000B","jedec,lpddr2-s4"; | |
9 | density = <4096>; | |
10 | io-width = <32>; | |
11 | ||
12 | tRPab-min-tck = <3>; | |
13 | tRCD-min-tck = <3>; | |
14 | tWR-min-tck = <3>; | |
15 | tRASmin-min-tck = <3>; | |
16 | tRRD-min-tck = <2>; | |
17 | tWTR-min-tck = <2>; | |
18 | tXP-min-tck = <2>; | |
19 | tRTP-min-tck = <2>; | |
20 | tCKE-min-tck = <3>; | |
21 | tCKESR-min-tck = <3>; | |
22 | tFAW-min-tck = <8>; | |
23 | ||
24 | timings_samsung_K3PE0E000B_533MHz: lpddr2-timings@0 { | |
25 | compatible = "jedec,lpddr2-timings"; | |
26 | min-freq = <10000000>; | |
27 | max-freq = <533333333>; | |
28 | tRPab = <21000>; | |
29 | tRCD = <18000>; | |
30 | tWR = <15000>; | |
31 | tRAS-min = <42000>; | |
32 | tRRD = <10000>; | |
33 | tWTR = <7500>; | |
34 | tXP = <7500>; | |
35 | tRTP = <7500>; | |
36 | tCKESR = <15000>; | |
37 | tDQSCK-max = <5500>; | |
38 | tFAW = <50000>; | |
39 | tZQCS = <90000>; | |
40 | tZQCL = <360000>; | |
41 | tZQinit = <1000000>; | |
42 | tRAS-max-ns = <70000>; | |
43 | tDQSCK-max-derated = <6000>; | |
44 | }; | |
45 | ||
46 | timings_samsung_K3PE0E000B_266MHz: lpddr2-timings@1 { | |
47 | compatible = "jedec,lpddr2-timings"; | |
48 | min-freq = <10000000>; | |
49 | max-freq = <266666666>; | |
50 | tRPab = <21000>; | |
51 | tRCD = <18000>; | |
52 | tWR = <15000>; | |
53 | tRAS-min = <42000>; | |
54 | tRRD = <10000>; | |
55 | tWTR = <7500>; | |
56 | tXP = <7500>; | |
57 | tRTP = <7500>; | |
58 | tCKESR = <15000>; | |
59 | tDQSCK-max = <5500>; | |
60 | tFAW = <50000>; | |
61 | tZQCS = <90000>; | |
62 | tZQCL = <360000>; | |
63 | tZQinit = <1000000>; | |
64 | tRAS-max-ns = <70000>; | |
65 | tDQSCK-max-derated = <6000>; | |
66 | }; | |
67 | }; | |
68 | }; |