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_RK3128_H 44 #define _DT_BINDINGS_DRAM_ROCKCHIP_RK3128_H 45 46 #define BIT(nr) (1UL << (nr)) 47 48 #define DDR3_DS_34ohm BIT(1) 49 #define DDR3_DS_40ohm (0x0) 50 51 #define LP2_DS_34ohm (0x1) 52 #define LP2_DS_40ohm (0x2) 53 #define LP2_DS_48ohm (0x3) 54 #define LP2_DS_60ohm (0x4) 55 #define LP2_DS_68_6ohm (0x5) /* optional */ 56 #define LP2_DS_80ohm (0x6) 57 #define LP2_DS_120ohm (0x7) /* optional */ 58 59 #define DDR3_ODT_DIS (0) 60 #define DDR3_ODT_40ohm (BIT(2) | BIT(6)) 61 #define DDR3_ODT_60ohm BIT(2) 62 #define DDR3_ODT_120ohm BIT(6) 63 64 #define PHY_RON_DISABLE (0) 65 #define PHY_RON_309ohm (1) 66 #define PHY_RON_155ohm (2) 67 #define PHY_RON_103ohm (3) 68 #define PHY_RON_77ohm (4) 69 #define PHY_RON_63ohm (5) 70 #define PHY_RON_52ohm (6) 71 #define PHY_RON_45ohm (7) 72 #define PHY_RON_62ohm (9) 73 #define PHY_RON_44ohm (11) 74 #define PHY_RON_39ohm (12) 75 #define PHY_RON_34ohm (13) 76 #define PHY_RON_31ohm (14) 77 #define PHY_RON_28ohm (15) 78 79 #define PHY_RTT_DISABLE (0) 80 #define PHY_RTT_816ohm (1) 81 #define PHY_RTT_431ohm (2) 82 #define PHY_RTT_287ohm (3) 83 #define PHY_RTT_216ohm (4) 84 #define PHY_RTT_172ohm (5) 85 #define PHY_RTT_145ohm (6) 86 #define PHY_RTT_124ohm (7) 87 #define PHY_RTT_215ohm (8) 88 #define PHY_RTT_144ohm (10) 89 #define PHY_RTT_123ohm (11) 90 #define PHY_RTT_108ohm (12) 91 #define PHY_RTT_96ohm (13) 92 #define PHY_RTT_86ohm (14) 93 #define PHY_RTT_78ohm (15) 94 95 #endif /* _DT_BINDINGS_DRAM_ROCKCHIP_RK3128_H */ 96