1*4882a593Smuzhiyun/* 2*4882a593Smuzhiyun * Copyright (C) 2013 Seco USA Inc 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Refer doc/README.imximage for more details about how-to configure 7*4882a593Smuzhiyun * and create imximage boot image 8*4882a593Smuzhiyun * 9*4882a593Smuzhiyun * The syntax is taken as close as possible with the kwbimage 10*4882a593Smuzhiyun */ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun/* image version */ 13*4882a593SmuzhiyunIMAGE_VERSION 2 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun/* 16*4882a593Smuzhiyun * Boot Device : one of 17*4882a593Smuzhiyun * spi, sd (the board has no nand neither onenand) 18*4882a593Smuzhiyun */ 19*4882a593SmuzhiyunBOOT_FROM sd 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun#define __ASSEMBLY__ 22*4882a593Smuzhiyun#include <config.h> 23*4882a593Smuzhiyun#include "asm/arch/mx6-ddr.h" 24*4882a593Smuzhiyun#include "asm/arch/iomux.h" 25*4882a593Smuzhiyun#include "asm/arch/crm_regs.h" 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun/* DDR IO TYPE */ 28*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000 29*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000C0000 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun/* DATA STROBE */ 32*4882a593SmuzhiyunDATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000 33*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS0, 0x00000028 34*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS1, 0x00000028 35*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS2, 0x00000028 36*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS3, 0x00000028 37*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS4, 0x00000028 38*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS5, 0x00000028 39*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS6, 0x00000028 40*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDQS7, 0x00000028 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun/* DATA */ 43*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000 44*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B0DS, 0x00000028 45*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B1DS, 0x00000028 46*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B2DS, 0x00000028 47*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B3DS, 0x00000028 48*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B4DS, 0x00000028 49*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B5DS, 0x00000028 50*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B6DS, 0x00000028 51*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_B7DS, 0x00000028 52*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM0, 0x00000028 53*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM1, 0x00000028 54*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM2, 0x00000028 55*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM3, 0x00000028 56*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM4, 0x00000028 57*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM5, 0x00000028 58*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM6, 0x00000028 59*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_DQM7, 0x00000028 60*4882a593Smuzhiyun/* ADDRESS */ 61*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_ADDDS, 0x00000028 62*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_CAS, 0x00000028 63*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_RAS, 0x00000028 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun/* CONTROL */ 66*4882a593SmuzhiyunDATA 4, MX6_IOM_GRP_CTLDS, 0x00000030 67*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_RESET, 0x00000028 68*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000 69*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDODT0, 0x00000028 70*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDODT1, 0x00000028 71*4882a593Smuzhiyun 72*4882a593Smuzhiyun/* CLOCK */ 73*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000028 74*4882a593SmuzhiyunDATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000028 75*4882a593Smuzhiyun 76*4882a593Smuzhiyun/* 77*4882a593Smuzhiyun * DDR3 SETTINGS 78*4882a593Smuzhiyun * Read Data Bit Delay 79*4882a593Smuzhiyun */ 80*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333 81*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333 82*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333 83*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333 84*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333 85*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333 86*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333 87*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333 88*4882a593Smuzhiyun 89*4882a593Smuzhiyun 90*4882a593Smuzhiyun/* Write Leveling */ 91*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x001F001F 92*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x001F001F 93*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPWLDECTRL0, 0x001F0001 94*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPWLDECTRL1, 0x001F001F 95*4882a593Smuzhiyun 96*4882a593Smuzhiyun/* DQS gating, read delay, write delay calibration values */ 97*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x431A0326 98*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x0323031B 99*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x433F0340 100*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x0345031C 101*4882a593Smuzhiyun 102*4882a593Smuzhiyun/* Read calibration */ 103*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x40343137 104*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPRDDLCTL, 0x40372F45 105*4882a593Smuzhiyun 106*4882a593Smuzhiyun/* write calibration */ 107*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x32414741 108*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPWRDLCTL, 0x4731473C 109*4882a593Smuzhiyun 110*4882a593Smuzhiyun/* Complete calibration by forced measurement: */ 111*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800 112*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800 113*4882a593Smuzhiyun 114*4882a593Smuzhiyun/* 115*4882a593Smuzhiyun * MMDC init: 116*4882a593Smuzhiyun * in DDR3, 64-bit mode, only MMDC0 is init 117*4882a593Smuzhiyun */ 118*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDPDC, 0x00020036 119*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDOTC, 0x09444040 120*4882a593Smuzhiyun 121*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDCFG0, 0x898E7955 122*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDCFG1, 0xFF328F64 123*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDCFG2, 0x01FF00DB 124*4882a593Smuzhiyun 125*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDMISC, 0x00001740 126*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDSCR, 0x00008000 127*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDRWD, 0x000026D2 128*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDOR, 0x008E1023 129*4882a593Smuzhiyun 130*4882a593Smuzhiyun/* CS0_END = 2304MB in step da 256Mb -> [(2304*8/256) - 1] */ 131*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDASP, 0x00000047 132*4882a593Smuzhiyun 133*4882a593Smuzhiyun/* SDE_1=0; ROW=3; BL=1; DSIZ=2 -> 64 bit */ 134*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDCTL, 0x841A0000 135*4882a593Smuzhiyun 136*4882a593Smuzhiyun/* Initialize DDR3 on CS_0 and CS_1 */ 137*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDSCR, 0x02088032 138*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDSCR, 0x00008033 139*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDSCR, 0x00048031 140*4882a593Smuzhiyun 141*4882a593Smuzhiyun/* P0 01c */ 142*4882a593Smuzhiyun/* write 0x0940 to MR0 bank_0 (Burst Type=1 (Interlived)) */ 143*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDSCR, 0x09408030 144*4882a593Smuzhiyun 145*4882a593Smuzhiyun/*ZQ - Calibrationi */ 146*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xa1390003 147*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDSCR, 0x04008040 148*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDREF, 0x00007800 149*4882a593Smuzhiyun 150*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00022227 151*4882a593SmuzhiyunDATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00022227 152*4882a593Smuzhiyun 153*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDPDC, 0x00025576 154*4882a593Smuzhiyun 155*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MAPSR, 0x00011006 156*4882a593SmuzhiyunDATA 4, MX6_MMDC_P0_MDSCR, 0x00000000 157*4882a593Smuzhiyun 158*4882a593Smuzhiyun/* set the default clock gate to save power */ 159*4882a593SmuzhiyunDATA 4, CCM_CCGR0, 0x00C03F3F 160*4882a593SmuzhiyunDATA 4, CCM_CCGR1, 0x0030FC03 161*4882a593SmuzhiyunDATA 4, CCM_CCGR2, 0x0FFFC000 162*4882a593SmuzhiyunDATA 4, CCM_CCGR3, 0x3FF00000 163*4882a593SmuzhiyunDATA 4, CCM_CCGR4, 0x00FFF300 164*4882a593SmuzhiyunDATA 4, CCM_CCGR5, 0x0F0000C3 165*4882a593SmuzhiyunDATA 4, CCM_CCGR6, 0x000003FF 166*4882a593Smuzhiyun 167*4882a593Smuzhiyun/* enable AXI cache for VDOA/VPU/IPU */ 168*4882a593SmuzhiyunDATA 4, MX6_IOMUXC_GPR4, 0xF00000FF 169*4882a593Smuzhiyun 170*4882a593Smuzhiyun/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ 171*4882a593SmuzhiyunDATA 4, MX6_IOMUXC_GPR6, 0x007F007F 172*4882a593SmuzhiyunDATA 4, MX6_IOMUXC_GPR7, 0x007F007F 173*4882a593Smuzhiyun 174