1 /* 2 * Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef _DT_BINDINGS_DRAM_ROCKCHIP_RK322X_H 8 #define _DT_BINDINGS_DRAM_ROCKCHIP_RK322X_H 9 10 #define DDR3_DS_34ohm (1 << 1) 11 #define DDR3_DS_40ohm (0x0) 12 13 #define LP2_DS_34ohm (0x1) 14 #define LP2_DS_40ohm (0x2) 15 #define LP2_DS_48ohm (0x3) 16 #define LP2_DS_60ohm (0x4) 17 #define LP2_DS_68_6ohm (0x5)/* optional */ 18 #define LP2_DS_80ohm (0x6) 19 #define LP2_DS_120ohm (0x7)/* optional */ 20 21 #define LP3_DS_34ohm (0x1) 22 #define LP3_DS_40ohm (0x2) 23 #define LP3_DS_48ohm (0x3) 24 #define LP3_DS_60ohm (0x4) 25 #define LP3_DS_80ohm (0x6) 26 #define LP3_DS_34D_40U (0x9) 27 #define LP3_DS_40D_48U (0xa) 28 #define LP3_DS_34D_48U (0xb) 29 30 #define DDR3_ODT_DIS (0) 31 #define DDR3_ODT_40ohm ((1 << 2) | (1 << 6)) 32 #define DDR3_ODT_60ohm (1 << 2) 33 #define DDR3_ODT_120ohm (1 << 6) 34 35 #define LP3_ODT_DIS (0) 36 #define LP3_ODT_60ohm (1) 37 #define LP3_ODT_120ohm (2) 38 #define LP3_ODT_240ohm (3) 39 40 #define PHY_DDR3_RON_RTT_DISABLE (0) 41 #define PHY_DDR3_RON_RTT_451ohm (1) 42 #define PHY_DDR3_RON_RTT_225ohm (2) 43 #define PHY_DDR3_RON_RTT_150ohm (3) 44 #define PHY_DDR3_RON_RTT_112ohm (4) 45 #define PHY_DDR3_RON_RTT_90ohm (5) 46 #define PHY_DDR3_RON_RTT_75ohm (6) 47 #define PHY_DDR3_RON_RTT_64ohm (7) 48 #define PHY_DDR3_RON_RTT_56ohm (16) 49 #define PHY_DDR3_RON_RTT_50ohm (17) 50 #define PHY_DDR3_RON_RTT_45ohm (18) 51 #define PHY_DDR3_RON_RTT_41ohm (19) 52 #define PHY_DDR3_RON_RTT_37ohm (20) 53 #define PHY_DDR3_RON_RTT_34ohm (21) 54 #define PHY_DDR3_RON_RTT_33ohm (22) 55 #define PHY_DDR3_RON_RTT_30ohm (23) 56 #define PHY_DDR3_RON_RTT_28ohm (24) 57 #define PHY_DDR3_RON_RTT_26ohm (25) 58 #define PHY_DDR3_RON_RTT_25ohm (26) 59 #define PHY_DDR3_RON_RTT_23ohm (27) 60 #define PHY_DDR3_RON_RTT_22ohm (28) 61 #define PHY_DDR3_RON_RTT_21ohm (29) 62 #define PHY_DDR3_RON_RTT_20ohm (30) 63 #define PHY_DDR3_RON_RTT_19ohm (31) 64 65 #define PHY_LP23_RON_RTT_DISABLE (0) 66 #define PHY_LP23_RON_RTT_480ohm (1) 67 #define PHY_LP23_RON_RTT_240ohm (2) 68 #define PHY_LP23_RON_RTT_160ohm (3) 69 #define PHY_LP23_RON_RTT_120ohm (4) 70 #define PHY_LP23_RON_RTT_96ohm (5) 71 #define PHY_LP23_RON_RTT_80ohm (6) 72 #define PHY_LP23_RON_RTT_68ohm (7) 73 #define PHY_LP23_RON_RTT_60ohm (16) 74 #define PHY_LP23_RON_RTT_53ohm (17) 75 #define PHY_LP23_RON_RTT_48ohm (18) 76 #define PHY_LP23_RON_RTT_43ohm (19) 77 #define PHY_LP23_RON_RTT_40ohm (20) 78 #define PHY_LP23_RON_RTT_37ohm (21) 79 #define PHY_LP23_RON_RTT_34ohm (22) 80 #define PHY_LP23_RON_RTT_32ohm (23) 81 #define PHY_LP23_RON_RTT_30ohm (24) 82 #define PHY_LP23_RON_RTT_28ohm (25) 83 #define PHY_LP23_RON_RTT_26ohm (26) 84 #define PHY_LP23_RON_RTT_25ohm (27) 85 #define PHY_LP23_RON_RTT_24ohm (28) 86 #define PHY_LP23_RON_RTT_22ohm (29) 87 #define PHY_LP23_RON_RTT_21ohm (30) 88 #define PHY_LP23_RON_RTT_20ohm (31) 89 90 #endif /* _DT_BINDINGS_DRAM_ROCKCHIP_RK322X_H */ 91