1*83d290c5STom Rini /* SPDX-License-Identifier: GPL-2.0 */ 25ff093abSSimon Glass /* 35ff093abSSimon Glass * Copyright (c) 2015 Google, Inc 45ff093abSSimon Glass * 55ff093abSSimon Glass * Copyright 2014 Rockchip Inc. 65ff093abSSimon Glass */ 75ff093abSSimon Glass 85ff093abSSimon Glass #ifndef _ASM_ARCH_RK3288_SDRAM_H__ 95ff093abSSimon Glass #define _ASM_ARCH_RK3288_SDRAM_H__ 105ff093abSSimon Glass 115ff093abSSimon Glass enum { 125ff093abSSimon Glass DDR3 = 3, 135ff093abSSimon Glass LPDDR3 = 6, 145ff093abSSimon Glass UNUSED = 0xFF, 155ff093abSSimon Glass }; 165ff093abSSimon Glass 175ff093abSSimon Glass struct rk3288_sdram_channel { 187d6c78f5SKever Yang /* 197d6c78f5SKever Yang * bit width in address, eg: 207d6c78f5SKever Yang * 8 banks using 3 bit to address, 217d6c78f5SKever Yang * 2 cs using 1 bit to address. 227d6c78f5SKever Yang */ 235ff093abSSimon Glass u8 rank; 245ff093abSSimon Glass u8 col; 255ff093abSSimon Glass u8 bk; 265ff093abSSimon Glass u8 bw; 275ff093abSSimon Glass u8 dbw; 285ff093abSSimon Glass u8 row_3_4; 295ff093abSSimon Glass u8 cs0_row; 305ff093abSSimon Glass u8 cs1_row; 31ce26e8a1SXu Ziyuan #if CONFIG_IS_ENABLED(OF_PLATDATA) 329ca7e672SSimon Glass /* 339ca7e672SSimon Glass * For of-platdata, which would otherwise convert this into two 349ca7e672SSimon Glass * byte-swapped integers. With a size of 9 bytes, this struct will 359ca7e672SSimon Glass * appear in of-platdata as a byte array. 36ce26e8a1SXu Ziyuan * 37ce26e8a1SXu Ziyuan * If OF_PLATDATA enabled, need to add a dummy byte in dts.(i.e 0xff) 389ca7e672SSimon Glass */ 399ca7e672SSimon Glass u8 dummy; 40ce26e8a1SXu Ziyuan #endif 415ff093abSSimon Glass }; 425ff093abSSimon Glass 435ff093abSSimon Glass struct rk3288_sdram_pctl_timing { 445ff093abSSimon Glass u32 togcnt1u; 455ff093abSSimon Glass u32 tinit; 465ff093abSSimon Glass u32 trsth; 475ff093abSSimon Glass u32 togcnt100n; 485ff093abSSimon Glass u32 trefi; 495ff093abSSimon Glass u32 tmrd; 505ff093abSSimon Glass u32 trfc; 515ff093abSSimon Glass u32 trp; 525ff093abSSimon Glass u32 trtw; 535ff093abSSimon Glass u32 tal; 545ff093abSSimon Glass u32 tcl; 555ff093abSSimon Glass u32 tcwl; 565ff093abSSimon Glass u32 tras; 575ff093abSSimon Glass u32 trc; 585ff093abSSimon Glass u32 trcd; 595ff093abSSimon Glass u32 trrd; 605ff093abSSimon Glass u32 trtp; 615ff093abSSimon Glass u32 twr; 625ff093abSSimon Glass u32 twtr; 635ff093abSSimon Glass u32 texsr; 645ff093abSSimon Glass u32 txp; 655ff093abSSimon Glass u32 txpdll; 665ff093abSSimon Glass u32 tzqcs; 675ff093abSSimon Glass u32 tzqcsi; 685ff093abSSimon Glass u32 tdqs; 695ff093abSSimon Glass u32 tcksre; 705ff093abSSimon Glass u32 tcksrx; 715ff093abSSimon Glass u32 tcke; 725ff093abSSimon Glass u32 tmod; 735ff093abSSimon Glass u32 trstl; 745ff093abSSimon Glass u32 tzqcl; 755ff093abSSimon Glass u32 tmrr; 765ff093abSSimon Glass u32 tckesr; 775ff093abSSimon Glass u32 tdpd; 785ff093abSSimon Glass }; 795ff093abSSimon Glass check_member(rk3288_sdram_pctl_timing, tdpd, 0x144 - 0xc0); 805ff093abSSimon Glass 815ff093abSSimon Glass struct rk3288_sdram_phy_timing { 825ff093abSSimon Glass u32 dtpr0; 835ff093abSSimon Glass u32 dtpr1; 845ff093abSSimon Glass u32 dtpr2; 855ff093abSSimon Glass u32 mr[4]; 865ff093abSSimon Glass }; 875ff093abSSimon Glass 885ff093abSSimon Glass struct rk3288_base_params { 895ff093abSSimon Glass u32 noc_timing; 905ff093abSSimon Glass u32 noc_activate; 915ff093abSSimon Glass u32 ddrconfig; 925ff093abSSimon Glass u32 ddr_freq; 935ff093abSSimon Glass u32 dramtype; 947d6c78f5SKever Yang /* 957d6c78f5SKever Yang * DDR Stride is address mapping for DRAM space 967d6c78f5SKever Yang * Stride Ch 0 range Ch1 range Total 977d6c78f5SKever Yang * 0x00 0-256MB 256MB-512MB 512MB 987d6c78f5SKever Yang * 0x05 0-1GB 0-1GB 1GB 997d6c78f5SKever Yang * 0x09 0-2GB 0-2GB 2GB 1007d6c78f5SKever Yang * 0x0d 0-4GB 0-4GB 4GB 1017d6c78f5SKever Yang * 0x17 N/A 0-4GB 4GB 1027d6c78f5SKever Yang * 0x1a 0-4GB 4GB-8GB 8GB 1037d6c78f5SKever Yang */ 1045ff093abSSimon Glass u32 stride; 1055ff093abSSimon Glass u32 odt; 1065ff093abSSimon Glass }; 1075ff093abSSimon Glass 1085ff093abSSimon Glass #endif 109