1 /* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
3 #ifndef DT_BINDINGS_DDR_H
4 #define DT_BINDINGS_DDR_H
7 * DDR3 SDRAM Standard Speed Bins include tCK, tRCD, tRP, tRAS and tRC for
8 * each corresponding bin.
11 /* DDR3-800 (5-5-5) */
13 /* DDR3-800 (6-6-6) */
15 /* DDR3-1066 (6-6-6) */
17 /* DDR3-1066 (7-7-7) */
19 /* DDR3-1066 (8-8-8) */
21 /* DDR3-1333 (7-7-7) */
23 /* DDR3-1333 (8-8-8) */
25 /* DDR3-1333 (9-9-9) */
27 /* DDR3-1333 (10-10-10) */
29 /* DDR3-1600 (8-8-8) */
31 /* DDR3-1600 (9-9-9) */
33 /* DDR3-1600 (10-10-10) */
35 /* DDR3-1600 (11-11-11) */
37 /* DDR3-1600 (10-10-10) */
39 /* DDR3-1866 (11-11-11) */
41 /* DDR3-1866 (12-12-12) */
43 /* DDR3-1866 (13-13-13) */
45 /* DDR3-2133 (11-11-11) */
47 /* DDR3-2133 (12-12-12) */
49 /* DDR3-2133 (13-13-13) */
51 /* DDR3-2133 (14-14-14) */
53 /* DDR3 ATF default */
54 #define DDR3_DEFAULT 21