IMX6DL LPDDR2 Android4.4.3 Kernel3.10修改源码吗？

houyizi313

最近要把IMX6DL的DDR3换成LPDDR2，跑的是Android系统；用3.0.35的kernel大概知道了修改哪里，网上说flash_header.S文件；/*
* Copyright (C) 2012 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/

#include <config.h>
#include <asm/arch/mx6.h>

#ifdef        CONFIG_FLASH_HEADER
#ifndef CONFIG_FLASH_HEADER_OFFSET
# error "Must define the offset of flash header"
#endif

#define CPU_2_BE_32(l) \
       ((((l) & 0x000000FF) << 24) | \
        (((l) & 0x0000FF00) << 8)  | \
        (((l) & 0x00FF0000) >> 8)  | \
        (((l) & 0xFF000000) >> 24))

#define MXC_DCD_ITEM(i, addr, val)   \
dcd_node_##i:                        \
        .word CPU_2_BE_32(addr) ;     \
        .word CPU_2_BE_32(val)  ;     \

.section ".text.flasheader", "x"
        b        _start
        .org        CONFIG_FLASH_HEADER_OFFSET

ivt_header:       .word 0x402000D1 /* Tag=0xD1, Len=0x0020, Ver=0x40 */
app_code_jump_v:  .word _start
reserv1:          .word 0x0
dcd_ptr:          .word dcd_hdr
boot_data_ptr:          .word boot_data
self_ptr:         .word ivt_header
app_code_csf:     .word 0x0
reserv2:          .word 0x0

boot_data:        .word TEXT_BASE
image_len:        .word _end_of_copy  - TEXT_BASE + CONFIG_FLASH_HEADER_OFFSET
plugin:           .word 0x0

#if defined CONFIG_MX6DL_DDR3
#if defined CONFIG_DDR_32BIT
dcd_hdr:          .word 0x40E001D2 /* Tag=0xD2, Len=59*8 + 4 + 4, Ver=0x40 */
write_dcd_cmd:    .word 0x04DC01CC /* Tag=0xCC, Len=59*8 + 4, Param=0x04 */

MXC_DCD_ITEM(1, IOMUXC_BASE_ADDR + 0x774, 0x000C0000)
MXC_DCD_ITEM(2, IOMUXC_BASE_ADDR + 0x754, 0x00000000)

MXC_DCD_ITEM(3, IOMUXC_BASE_ADDR + 0x4ac, 0x00000030)
MXC_DCD_ITEM(4, IOMUXC_BASE_ADDR + 0x4b0, 0x00000030)

MXC_DCD_ITEM(5, IOMUXC_BASE_ADDR + 0x464, 0x00000030)
MXC_DCD_ITEM(6, IOMUXC_BASE_ADDR + 0x490, 0x00000030)
MXC_DCD_ITEM(7, IOMUXC_BASE_ADDR + 0x74c, 0x00000030)

MXC_DCD_ITEM(8, IOMUXC_BASE_ADDR + 0x494, 0x00000030)

MXC_DCD_ITEM(9, IOMUXC_BASE_ADDR + 0x4a0, 0x00000000)

MXC_DCD_ITEM(10, IOMUXC_BASE_ADDR + 0x4b4, 0x00000030)
MXC_DCD_ITEM(11, IOMUXC_BASE_ADDR + 0x4b8, 0x00000030)
MXC_DCD_ITEM(12, IOMUXC_BASE_ADDR + 0x76c, 0x00000030)

MXC_DCD_ITEM(13, IOMUXC_BASE_ADDR + 0x750, 0x00020000)

MXC_DCD_ITEM(14, IOMUXC_BASE_ADDR + 0x4bc, 0x00000030)
MXC_DCD_ITEM(15, IOMUXC_BASE_ADDR + 0x4c0, 0x00000030)
MXC_DCD_ITEM(16, IOMUXC_BASE_ADDR + 0x4c4, 0x00000030)
MXC_DCD_ITEM(17, IOMUXC_BASE_ADDR + 0x4c8, 0x00000030)

MXC_DCD_ITEM(18, IOMUXC_BASE_ADDR + 0x760, 0x00020000)

MXC_DCD_ITEM(19, IOMUXC_BASE_ADDR + 0x764, 0x00000030)
MXC_DCD_ITEM(20, IOMUXC_BASE_ADDR + 0x770, 0x00000030)
MXC_DCD_ITEM(21, IOMUXC_BASE_ADDR + 0x778, 0x00000030)
MXC_DCD_ITEM(22, IOMUXC_BASE_ADDR + 0x77c, 0x00000030)

MXC_DCD_ITEM(23, IOMUXC_BASE_ADDR + 0x470, 0x00000030)
MXC_DCD_ITEM(24, IOMUXC_BASE_ADDR + 0x474, 0x00000030)
MXC_DCD_ITEM(25, IOMUXC_BASE_ADDR + 0x478, 0x00000030)
MXC_DCD_ITEM(26, IOMUXC_BASE_ADDR + 0x47c, 0x00000030)

MXC_DCD_ITEM(27, MMDC_P0_BASE_ADDR + 0x800, 0xA1390003)

MXC_DCD_ITEM(28, MMDC_P0_BASE_ADDR + 0x80c, 0x001F001F)
MXC_DCD_ITEM(29, MMDC_P0_BASE_ADDR + 0x810, 0x001F001F)

MXC_DCD_ITEM(30, MMDC_P0_BASE_ADDR + 0x83c, 0x42190219)
MXC_DCD_ITEM(31, MMDC_P0_BASE_ADDR + 0x840, 0x017B0177)
MXC_DCD_ITEM(32, MMDC_P0_BASE_ADDR + 0x848, 0x4B4D4E4D)
MXC_DCD_ITEM(33, MMDC_P0_BASE_ADDR + 0x850, 0x3F3E2D36)

MXC_DCD_ITEM(34, MMDC_P0_BASE_ADDR + 0x81c, 0x33333333)
MXC_DCD_ITEM(35, MMDC_P0_BASE_ADDR + 0x820, 0x33333333)
MXC_DCD_ITEM(36, MMDC_P0_BASE_ADDR + 0x824, 0x33333333)
MXC_DCD_ITEM(37, MMDC_P0_BASE_ADDR + 0x828, 0x33333333)

MXC_DCD_ITEM(38, MMDC_P0_BASE_ADDR + 0x8b8, 0x00000800)

MXC_DCD_ITEM(39, MMDC_P0_BASE_ADDR + 0x004, 0x0002002D)
MXC_DCD_ITEM(40, MMDC_P0_BASE_ADDR + 0x008, 0x00333030)
MXC_DCD_ITEM(41, MMDC_P0_BASE_ADDR + 0x00c, 0x3F435313)
MXC_DCD_ITEM(42, MMDC_P0_BASE_ADDR + 0x010, 0xB66E8B63)
MXC_DCD_ITEM(43, MMDC_P0_BASE_ADDR + 0x014, 0x01FF00DB)
MXC_DCD_ITEM(44, MMDC_P0_BASE_ADDR + 0x018, 0x00001740)

MXC_DCD_ITEM(45, MMDC_P0_BASE_ADDR + 0x01c, 0x00008000)
MXC_DCD_ITEM(46, MMDC_P0_BASE_ADDR + 0x02c, 0x000026d2)

MXC_DCD_ITEM(47, MMDC_P0_BASE_ADDR + 0x030, 0x00431023)
MXC_DCD_ITEM(48, MMDC_P0_BASE_ADDR + 0x040, 0x00000017)

MXC_DCD_ITEM(49, MMDC_P0_BASE_ADDR + 0x000, 0x83190000)

MXC_DCD_ITEM(50, MMDC_P0_BASE_ADDR + 0x01c, 0x04008032)
MXC_DCD_ITEM(51, MMDC_P0_BASE_ADDR + 0x01c, 0x00008033)
MXC_DCD_ITEM(52, MMDC_P0_BASE_ADDR + 0x01c, 0x00048031)
MXC_DCD_ITEM(53, MMDC_P0_BASE_ADDR + 0x01c, 0x05208030)
MXC_DCD_ITEM(54, MMDC_P0_BASE_ADDR + 0x01c, 0x04008040)

MXC_DCD_ITEM(55, MMDC_P0_BASE_ADDR + 0x020, 0x00005800)
MXC_DCD_ITEM(56, MMDC_P0_BASE_ADDR + 0x818, 0x00011117)

MXC_DCD_ITEM(57, MMDC_P0_BASE_ADDR + 0x004, 0x0002556d)
MXC_DCD_ITEM(58, MMDC_P0_BASE_ADDR + 0x404, 0x00011006)

MXC_DCD_ITEM(59, MMDC_P0_BASE_ADDR + 0x01c, 0x00000000)
#else /* i.MX6DL 64BIT-DDR */
dcd_hdr:          .word 0x40A002D2 /* Tag=0xD2, Len=83*8 + 4 + 4, Ver=0x40 */
write_dcd_cmd:    .word 0x049C02CC /* Tag=0xCC, Len=83*8 + 4, Param=0x04 */

# IOMUXC_BASE_ADDR  = 0x20e0000
# DDR IO TYPE
MXC_DCD_ITEM(1, IOMUXC_BASE_ADDR + 0x774, 0x000c0000)
MXC_DCD_ITEM(2, IOMUXC_BASE_ADDR + 0x754, 0x00000000)
# Clock
MXC_DCD_ITEM(3, IOMUXC_BASE_ADDR + 0x4ac, 0x00000030)
MXC_DCD_ITEM(4, IOMUXC_BASE_ADDR + 0x4b0, 0x00000030)
# Address
MXC_DCD_ITEM(5, IOMUXC_BASE_ADDR + 0x464, 0x00000030)
MXC_DCD_ITEM(6, IOMUXC_BASE_ADDR + 0x490, 0x00000030)
MXC_DCD_ITEM(7, IOMUXC_BASE_ADDR + 0x74c, 0x00000030)
# Control
MXC_DCD_ITEM(8, IOMUXC_BASE_ADDR + 0x494, 0x00000030)

MXC_DCD_ITEM(9, IOMUXC_BASE_ADDR + 0x4a0, 0x00000000)

MXC_DCD_ITEM(10, IOMUXC_BASE_ADDR + 0x4b4, 0x00000030)
MXC_DCD_ITEM(11, IOMUXC_BASE_ADDR + 0x4b8, 0x00000030)
MXC_DCD_ITEM(12, IOMUXC_BASE_ADDR + 0x76c, 0x00000030)
# Data Strobe
MXC_DCD_ITEM(13, IOMUXC_BASE_ADDR + 0x750, 0x00020000)

MXC_DCD_ITEM(14, IOMUXC_BASE_ADDR + 0x4bc, 0x00000030)
MXC_DCD_ITEM(15, IOMUXC_BASE_ADDR + 0x4c0, 0x00000030)
MXC_DCD_ITEM(16, IOMUXC_BASE_ADDR + 0x4c4, 0x00000030)
MXC_DCD_ITEM(17, IOMUXC_BASE_ADDR + 0x4c8, 0x00000030)
MXC_DCD_ITEM(18, IOMUXC_BASE_ADDR + 0x4cc, 0x00000030)
MXC_DCD_ITEM(19, IOMUXC_BASE_ADDR + 0x4d0, 0x00000030)
MXC_DCD_ITEM(20, IOMUXC_BASE_ADDR + 0x4d4, 0x00000030)
MXC_DCD_ITEM(21, IOMUXC_BASE_ADDR + 0x4d8, 0x00000030)

MXC_DCD_ITEM(22, IOMUXC_BASE_ADDR + 0x760, 0x00020000)

MXC_DCD_ITEM(23, IOMUXC_BASE_ADDR + 0x764, 0x00000030)
MXC_DCD_ITEM(24, IOMUXC_BASE_ADDR + 0x770, 0x00000030)
MXC_DCD_ITEM(25, IOMUXC_BASE_ADDR + 0x778, 0x00000030)
MXC_DCD_ITEM(26, IOMUXC_BASE_ADDR + 0x77c, 0x00000030)
MXC_DCD_ITEM(27, IOMUXC_BASE_ADDR + 0x780, 0x00000030)
MXC_DCD_ITEM(28, IOMUXC_BASE_ADDR + 0x784, 0x00000030)
MXC_DCD_ITEM(29, IOMUXC_BASE_ADDR + 0x78c, 0x00000030)
MXC_DCD_ITEM(30, IOMUXC_BASE_ADDR + 0x748, 0x00000030)

MXC_DCD_ITEM(31, IOMUXC_BASE_ADDR + 0x470, 0x00000030)
MXC_DCD_ITEM(32, IOMUXC_BASE_ADDR + 0x474, 0x00000030)
MXC_DCD_ITEM(33, IOMUXC_BASE_ADDR + 0x478, 0x00000030)
MXC_DCD_ITEM(34, IOMUXC_BASE_ADDR + 0x47c, 0x00000030)
MXC_DCD_ITEM(35, IOMUXC_BASE_ADDR + 0x480, 0x00000030)
MXC_DCD_ITEM(36, IOMUXC_BASE_ADDR + 0x484, 0x00000030)
MXC_DCD_ITEM(37, IOMUXC_BASE_ADDR + 0x488, 0x00000030)
MXC_DCD_ITEM(38, IOMUXC_BASE_ADDR + 0x48c, 0x00000030)

# MMDC_P0_BASE_ADDR = 0x021b0000
# MMDC_P1_BASE_ADDR = 0x021b4000
# Calibrations
# ZQ
MXC_DCD_ITEM(39, MMDC_P0_BASE_ADDR + 0x800, 0xa1390003)

# write leveling
MXC_DCD_ITEM(40, MMDC_P0_BASE_ADDR + 0x80c, 0x001F001F)
MXC_DCD_ITEM(41, MMDC_P0_BASE_ADDR + 0x810, 0x001F001F)
MXC_DCD_ITEM(42, MMDC_P1_BASE_ADDR + 0x80c, 0x001F001F)
MXC_DCD_ITEM(43, MMDC_P1_BASE_ADDR + 0x810, 0x001F001F)
# DQS gating, read delay, write delay calibration values
# based on calibration compare of 0x00ffff00
MXC_DCD_ITEM(44, MMDC_P0_BASE_ADDR + 0x83c, 0x42480248)
MXC_DCD_ITEM(45, MMDC_P0_BASE_ADDR + 0x840, 0x0211020B)
MXC_DCD_ITEM(46, MMDC_P1_BASE_ADDR + 0x83C, 0x417F0211)
MXC_DCD_ITEM(47, MMDC_P1_BASE_ADDR + 0x840, 0x015D0166)

MXC_DCD_ITEM(48, MMDC_P0_BASE_ADDR + 0x848, 0x4B4C504D)
MXC_DCD_ITEM(49, MMDC_P1_BASE_ADDR + 0x848, 0x494C4F48)

MXC_DCD_ITEM(50, MMDC_P0_BASE_ADDR + 0x850, 0x3F3F2E31)
MXC_DCD_ITEM(51, MMDC_P1_BASE_ADDR + 0x850, 0x2B35382B)

MXC_DCD_ITEM(52, MMDC_P0_BASE_ADDR + 0x81c, 0x33333333)
MXC_DCD_ITEM(53, MMDC_P0_BASE_ADDR + 0x820, 0x33333333)
MXC_DCD_ITEM(54, MMDC_P0_BASE_ADDR + 0x824, 0x33333333)
MXC_DCD_ITEM(55, MMDC_P0_BASE_ADDR + 0x828, 0x33333333)
MXC_DCD_ITEM(56, MMDC_P1_BASE_ADDR + 0x81c, 0x33333333)
MXC_DCD_ITEM(57, MMDC_P1_BASE_ADDR + 0x820, 0x33333333)
MXC_DCD_ITEM(58, MMDC_P1_BASE_ADDR + 0x824, 0x33333333)
MXC_DCD_ITEM(59, MMDC_P1_BASE_ADDR + 0x828, 0x33333333)

MXC_DCD_ITEM(60, MMDC_P0_BASE_ADDR + 0x8b8, 0x00000800)
MXC_DCD_ITEM(61, MMDC_P1_BASE_ADDR + 0x8b8, 0x00000800)
# MMDC init:
# in DDR3, 64-bit mode, only MMDC0 is initiated:
MXC_DCD_ITEM(62, MMDC_P0_BASE_ADDR + 0x004, 0x0002002D)
MXC_DCD_ITEM(63, MMDC_P0_BASE_ADDR + 0x008, 0x00333030)
MXC_DCD_ITEM(64, MMDC_P0_BASE_ADDR + 0x00c, 0x3F435313)
MXC_DCD_ITEM(65, MMDC_P0_BASE_ADDR + 0x010, 0xB66E8B63)
MXC_DCD_ITEM(66, MMDC_P0_BASE_ADDR + 0x014, 0x01FF00DB)
MXC_DCD_ITEM(67, MMDC_P0_BASE_ADDR + 0x018, 0x00081740)

MXC_DCD_ITEM(68, MMDC_P0_BASE_ADDR + 0x01c, 0x00008000)
MXC_DCD_ITEM(69, MMDC_P0_BASE_ADDR + 0x02c, 0x000026d2)
MXC_DCD_ITEM(70, MMDC_P0_BASE_ADDR + 0x030, 0x00431023)
MXC_DCD_ITEM(71, MMDC_P0_BASE_ADDR + 0x040, 0x00000027)

MXC_DCD_ITEM(72, MMDC_P0_BASE_ADDR + 0x000, 0x831A0000)

# Initialize 2GB DDR3 - Micron MT41J128M
MXC_DCD_ITEM(73, MMDC_P0_BASE_ADDR + 0x01c, 0x04008032)
MXC_DCD_ITEM(74, MMDC_P0_BASE_ADDR + 0x01c, 0x00008033)
MXC_DCD_ITEM(75, MMDC_P0_BASE_ADDR + 0x01c, 0x00048031)
MXC_DCD_ITEM(76, MMDC_P0_BASE_ADDR + 0x01c, 0x05208030)
MXC_DCD_ITEM(77, MMDC_P0_BASE_ADDR + 0x01c, 0x04008040)

MXC_DCD_ITEM(78, MMDC_P0_BASE_ADDR + 0x020, 0x00005800)

MXC_DCD_ITEM(79, MMDC_P0_BASE_ADDR + 0x818, 0x00011117)
MXC_DCD_ITEM(80, MMDC_P1_BASE_ADDR + 0x818, 0x00011117)

MXC_DCD_ITEM(81, MMDC_P0_BASE_ADDR + 0x004, 0x0002556d)
MXC_DCD_ITEM(82, MMDC_P1_BASE_ADDR + 0x404, 0x00011006)
MXC_DCD_ITEM(83, MMDC_P0_BASE_ADDR + 0x01c, 0x00000000)
#endif
#else  /* i.MX6Q */
dcd_hdr:          .word 0x40a002D2 /* Tag=0xD2, Len=83*8 + 4 + 4, Ver=0x40 */
write_dcd_cmd:    .word 0x049c02CC /* Tag=0xCC, Len=83*8 + 4, Param=0x04 */

/* DCD */


MXC_DCD_ITEM(1, IOMUXC_BASE_ADDR + 0x798, 0x000C0000)
MXC_DCD_ITEM(2, IOMUXC_BASE_ADDR + 0x758, 0x00000000)

MXC_DCD_ITEM(3, IOMUXC_BASE_ADDR + 0x588, 0x00000030)
MXC_DCD_ITEM(4, IOMUXC_BASE_ADDR + 0x594, 0x00000030)

MXC_DCD_ITEM(5, IOMUXC_BASE_ADDR + 0x56c, 0x00000030)
MXC_DCD_ITEM(6, IOMUXC_BASE_ADDR + 0x578, 0x00000030)
MXC_DCD_ITEM(7, IOMUXC_BASE_ADDR + 0x74c, 0x00000030)

MXC_DCD_ITEM(8, IOMUXC_BASE_ADDR + 0x57c, 0x00000030)

MXC_DCD_ITEM(9, IOMUXC_BASE_ADDR + 0x58c, 0x00000000)
MXC_DCD_ITEM(10, IOMUXC_BASE_ADDR + 0x59c, 0x00000030)
MXC_DCD_ITEM(11, IOMUXC_BASE_ADDR + 0x5a0, 0x00000030)
MXC_DCD_ITEM(12, IOMUXC_BASE_ADDR + 0x78c, 0x00000030)

MXC_DCD_ITEM(13, IOMUXC_BASE_ADDR + 0x750, 0x00020000)

MXC_DCD_ITEM(14, IOMUXC_BASE_ADDR + 0x5a8, 0x00000030)
MXC_DCD_ITEM(15, IOMUXC_BASE_ADDR + 0x5b0, 0x00000030)
MXC_DCD_ITEM(16, IOMUXC_BASE_ADDR + 0x524, 0x00000030)
MXC_DCD_ITEM(17, IOMUXC_BASE_ADDR + 0x51c, 0x00000030)
MXC_DCD_ITEM(18, IOMUXC_BASE_ADDR + 0x518, 0x00000030)
MXC_DCD_ITEM(19, IOMUXC_BASE_ADDR + 0x50c, 0x00000030)
MXC_DCD_ITEM(20, IOMUXC_BASE_ADDR + 0x5b8, 0x00000030)
MXC_DCD_ITEM(21, IOMUXC_BASE_ADDR + 0x5c0, 0x00000030)

MXC_DCD_ITEM(22, IOMUXC_BASE_ADDR + 0x774, 0x00020000)

MXC_DCD_ITEM(23, IOMUXC_BASE_ADDR + 0x784, 0x00000030)
MXC_DCD_ITEM(24, IOMUXC_BASE_ADDR + 0x788, 0x00000030)
MXC_DCD_ITEM(25, IOMUXC_BASE_ADDR + 0x794, 0x00000030)
MXC_DCD_ITEM(26, IOMUXC_BASE_ADDR + 0x79c, 0x00000030)
MXC_DCD_ITEM(27, IOMUXC_BASE_ADDR + 0x7a0, 0x00000030)
MXC_DCD_ITEM(28, IOMUXC_BASE_ADDR + 0x7a4, 0x00000030)
MXC_DCD_ITEM(29, IOMUXC_BASE_ADDR + 0x7a8, 0x00000030)
MXC_DCD_ITEM(30, IOMUXC_BASE_ADDR + 0x748, 0x00000030)

MXC_DCD_ITEM(31, IOMUXC_BASE_ADDR + 0x5ac, 0x00000030)
MXC_DCD_ITEM(32, IOMUXC_BASE_ADDR + 0x5b4, 0x00000030)
MXC_DCD_ITEM(33, IOMUXC_BASE_ADDR + 0x528, 0x00000030)
MXC_DCD_ITEM(34, IOMUXC_BASE_ADDR + 0x520, 0x00000030)
MXC_DCD_ITEM(35, IOMUXC_BASE_ADDR + 0x514, 0x00000030)
MXC_DCD_ITEM(36, IOMUXC_BASE_ADDR + 0x510, 0x00000030)
MXC_DCD_ITEM(37, IOMUXC_BASE_ADDR + 0x5bc, 0x00000030)
MXC_DCD_ITEM(38, IOMUXC_BASE_ADDR + 0x5c4, 0x00000030)

MXC_DCD_ITEM(39, MMDC_P0_BASE_ADDR + 0x800, 0xA1390003)

MXC_DCD_ITEM(40, MMDC_P0_BASE_ADDR + 0x80c, 0x001F001F)
MXC_DCD_ITEM(41, MMDC_P0_BASE_ADDR + 0x810, 0x001F001F)
MXC_DCD_ITEM(42, MMDC_P1_BASE_ADDR + 0x80c, 0x001F001F)
MXC_DCD_ITEM(43, MMDC_P1_BASE_ADDR + 0x810, 0x001F001F)

MXC_DCD_ITEM(44, MMDC_P0_BASE_ADDR + 0x83c, 0x4333033F)
MXC_DCD_ITEM(45, MMDC_P0_BASE_ADDR + 0x840, 0x032C031D)
MXC_DCD_ITEM(46, MMDC_P1_BASE_ADDR + 0x83c, 0x43200332)
MXC_DCD_ITEM(47, MMDC_P1_BASE_ADDR + 0x840, 0x031A026A)
MXC_DCD_ITEM(48, MMDC_P0_BASE_ADDR + 0x848, 0x4D464746)
MXC_DCD_ITEM(49, MMDC_P1_BASE_ADDR + 0x848, 0x47453F4D)
MXC_DCD_ITEM(50, MMDC_P0_BASE_ADDR + 0x850, 0x3E434440)
MXC_DCD_ITEM(51, MMDC_P1_BASE_ADDR + 0x850, 0x47384839)

MXC_DCD_ITEM(52, MMDC_P0_BASE_ADDR + 0x81c, 0x33333333)
MXC_DCD_ITEM(53, MMDC_P0_BASE_ADDR + 0x820, 0x33333333)
MXC_DCD_ITEM(54, MMDC_P0_BASE_ADDR + 0x824, 0x33333333)
MXC_DCD_ITEM(55, MMDC_P0_BASE_ADDR + 0x828, 0x33333333)
MXC_DCD_ITEM(56, MMDC_P1_BASE_ADDR + 0x81c, 0x33333333)
MXC_DCD_ITEM(57, MMDC_P1_BASE_ADDR + 0x820, 0x33333333)
MXC_DCD_ITEM(58, MMDC_P1_BASE_ADDR + 0x824, 0x33333333)
MXC_DCD_ITEM(59, MMDC_P1_BASE_ADDR + 0x828, 0x33333333)

MXC_DCD_ITEM(60, MMDC_P0_BASE_ADDR + 0x8b8, 0x00000800)
MXC_DCD_ITEM(61, MMDC_P1_BASE_ADDR + 0x8b8, 0x00000800)

MXC_DCD_ITEM(62, MMDC_P0_BASE_ADDR + 0x004, 0x00020036)
MXC_DCD_ITEM(63, MMDC_P0_BASE_ADDR + 0x008, 0x09444040)
MXC_DCD_ITEM(64, MMDC_P0_BASE_ADDR + 0x00c, 0x555A7975)
MXC_DCD_ITEM(65, MMDC_P0_BASE_ADDR + 0x010, 0xFF538F64)
MXC_DCD_ITEM(66, MMDC_P0_BASE_ADDR + 0x014, 0x01FF00DB)
MXC_DCD_ITEM(67, MMDC_P0_BASE_ADDR + 0x018, 0x00001740)

MXC_DCD_ITEM(68, MMDC_P0_BASE_ADDR + 0x01c, 0x00008000)
MXC_DCD_ITEM(69, MMDC_P0_BASE_ADDR + 0x02c, 0x000026D2)
MXC_DCD_ITEM(70, MMDC_P0_BASE_ADDR + 0x030, 0x005A1023)
MXC_DCD_ITEM(71, MMDC_P0_BASE_ADDR + 0x040, 0x00000027)

MXC_DCD_ITEM(72, MMDC_P0_BASE_ADDR + 0x000, 0x831A0000)

MXC_DCD_ITEM(73, MMDC_P0_BASE_ADDR + 0x01c, 0x04088032)
MXC_DCD_ITEM(74, MMDC_P0_BASE_ADDR + 0x01c, 0x00008033)
MXC_DCD_ITEM(75, MMDC_P0_BASE_ADDR + 0x01c, 0x00048031)
MXC_DCD_ITEM(76, MMDC_P0_BASE_ADDR + 0x01c, 0x09408030)
MXC_DCD_ITEM(77, MMDC_P0_BASE_ADDR + 0x01c, 0x04008040)

MXC_DCD_ITEM(78, MMDC_P0_BASE_ADDR + 0x020, 0x00005800)

MXC_DCD_ITEM(79, MMDC_P0_BASE_ADDR + 0x818, 0x00011117)
MXC_DCD_ITEM(80, MMDC_P1_BASE_ADDR + 0x818, 0x00011117)

MXC_DCD_ITEM(81, MMDC_P0_BASE_ADDR + 0x004, 0x00025576)
MXC_DCD_ITEM(82, MMDC_P0_BASE_ADDR + 0x404, 0x00011006)
MXC_DCD_ITEM(83, MMDC_P0_BASE_ADDR + 0x01c, 0x00000000)

#endif

#endif



但是kernel3.10就不知道修改哪里了？都没有fash_header.S文件了；由知道的吗？

我知道答案 目前已有3人回答

阅读全文

FSL_TICS_Rita

建议你参考官网提供的porting guide文档，里面有关于DDR这部分的介绍。

houyizi313

已解决，类似还是dcd，只是文件变了，看uboot-imx目录下面的boards.cfg文件能找到；

FSL_TICS_Rita

houyizi313 发表于 2015-11-23 10:25
已解决，类似还是dcd，只是文件变了，看uboot-imx目录下面的boards.cfg文件能找到； ...

恭喜楼主问题解决，欢迎有问题继续在本论坛中交流讨论哈~~