1 /* 2 * Copyright (c) 2017 Fuzhou Rockchip Electronics Co., Ltd 3 * 4 * This file is dual-licensed: you can use it either under the terms 5 * of the GPL or the X11 license, at your option. Note that this dual 6 * licensing only applies to this file, and not this project as a 7 * whole. 8 * 9 * a) This library is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of the 12 * License, or (at your option) any later version. 13 * 14 * This library is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * Or, alternatively, 20 * 21 * b) Permission is hereby granted, free of charge, to any person 22 * obtaining a copy of this software and associated documentation 23 * files (the "Software"), to deal in the Software without 24 * restriction, including without limitation the rights to use, 25 * copy, modify, merge, publish, distribute, sublicense, and/or 26 * sell copies of the Software, and to permit persons to whom the 27 * Software is furnished to do so, subject to the following 28 * conditions: 29 * 30 * The above copyright notice and this permission notice shall be 31 * included in all copies or substantial portions of the Software. 32 * 33 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 34 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 35 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 36 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 37 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 38 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 39 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 40 * OTHER DEALINGS IN THE SOFTWARE. 41 */ 42 43 #ifndef _DT_BINDINGS_DRAM_ROCKCHIP_RK3288_H 44 #define _DT_BINDINGS_DRAM_ROCKCHIP_RK3288_H 45 46 #define DDR3_DS_34ohm (34) 47 #define DDR3_DS_40ohm (40) 48 49 #define DDR3_ODT_DIS (0) 50 #define DDR3_ODT_40ohm (40) 51 #define DDR3_ODT_60ohm (60) 52 #define DDR3_ODT_120ohm (120) 53 54 #define LP2_DS_34ohm (34) 55 #define LP2_DS_40ohm (40) 56 #define LP2_DS_48ohm (48) 57 #define LP2_DS_60ohm (60) 58 #define LP2_DS_68_6ohm (68) /* optional */ 59 #define LP2_DS_80ohm (80) 60 #define LP2_DS_120ohm (120) /* optional */ 61 62 #define LP3_DS_34ohm (34) 63 #define LP3_DS_40ohm (40) 64 #define LP3_DS_48ohm (48) 65 #define LP3_DS_60ohm (60) 66 #define LP3_DS_80ohm (80) 67 #define LP3_DS_34D_40U (3440) 68 #define LP3_DS_40D_48U (4048) 69 #define LP3_DS_34D_48U (3448) 70 71 #define LP3_ODT_DIS (0) 72 #define LP3_ODT_60ohm (60) 73 #define LP3_ODT_120ohm (120) 74 #define LP3_ODT_240ohm (240) 75 76 /* PHY DRV ODT strength*/ 77 #define PHY_DDR3_RON_114ohm (7) 78 #define PHY_DDR3_RON_95ohm (4) 79 #define PHY_DDR3_RON_81ohm (5) 80 #define PHY_DDR3_RON_71ohm (0xc) 81 #define PHY_DDR3_RON_63ohm (0xd) 82 #define PHY_DDR3_RON_57ohm (0xe) 83 #define PHY_DDR3_RON_52ohm (0xf) 84 #define PHY_DDR3_RON_47ohm (0xa) 85 #define PHY_DDR3_RON_44ohm (0xb) 86 #define PHY_DDR3_RON_41ohm (0x8) 87 #define PHY_DDR3_RON_38ohm (0x9) 88 #define PHY_DDR3_RON_34ohm (0x19) 89 #define PHY_DDR3_RON_30ohm (0x1b) 90 #define PHY_DDR3_RON_26ohm (0x1c) 91 #define PHY_DDR3_RON_23ohm (0x15) 92 #define PHY_DDR3_RON_20ohm (0x12) 93 #define PHY_DDR3_RON_18ohm (0x11) 94 95 #define PHY_DDR3_RTT_368ohm (0x1) 96 #define PHY_DDR3_RTT_155ohm (0x2) 97 #define PHY_DDR3_RTT_113ohm (0x3) 98 #define PHY_DDR3_RTT_80ohm (0x6) 99 #define PHY_DDR3_RTT_64ohm (0x7) 100 #define PHY_DDR3_RTT_54ohm (0x4) 101 #define PHY_DDR3_RTT_40ohm (0xc) 102 #define PHY_DDR3_RTT_30ohm (0xf) 103 104 #define PHY_LP23_RON_110ohm (4) 105 #define PHY_LP23_RON_83ohm (0xc) 106 #define PHY_LP23_RON_73ohm (0xd) 107 #define PHY_LP23_RON_66ohm (0xe) 108 #define PHY_LP23_RON_60ohm (0xf) 109 #define PHY_LP23_RON_55ohm (0xa) 110 #define PHY_LP23_RON_51ohm (0xb) 111 #define PHY_LP23_RON_44ohm (0x9) 112 #define PHY_LP23_RON_39ohm (0x19) 113 #define PHY_LP23_RON_35ohm (0x1b) 114 #define PHY_LP23_RON_30ohm (0x1c) 115 #define PHY_LP23_RON_26ohm (0x16) 116 #define PHY_LP23_RON_22ohm (0x10) 117 118 #define PHY_LP23_RTT_368ohm (0x1) 119 #define PHY_LP23_RTT_155ohm (0x2) 120 #define PHY_LP23_RTT_113ohm (0x3) 121 #define PHY_LP23_RTT_80ohm (0x6) 122 #define PHY_LP23_RTT_64ohm (0x7) 123 #define PHY_LP23_RTT_54ohm (0x4) 124 #define PHY_LP23_RTT_40ohm (0xc) 125 #define PHY_LP23_RTT_30ohm (0xf) 126 127 #endif /*_DT_BINDINGS_DRAM_ROCKCHIP_RK3288_H*/ 128