Shawn Guo | ec907a0 | 2019-07-07 20:59:55 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2014 Freescale Semiconductor, Inc. |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | * |
| 6 | * Refer docs/README.imxmage for more details about how-to configure |
| 7 | * and create imximage boot image |
| 8 | * |
| 9 | * The syntax is taken as close as possible with the kwbimage |
| 10 | */ |
| 11 | |
| 12 | #define __ASSEMBLY__ |
| 13 | #include <config.h> |
| 14 | |
| 15 | /* image version */ |
| 16 | |
| 17 | IMAGE_VERSION 2 |
| 18 | |
| 19 | /* |
| 20 | * Boot Device : sd |
| 21 | */ |
| 22 | |
| 23 | BOOT_FROM sd |
| 24 | |
| 25 | /* |
| 26 | * Secure boot support |
| 27 | */ |
| 28 | #ifdef CONFIG_SECURE_BOOT |
| 29 | CSF CONFIG_CSF_SIZE |
| 30 | #endif |
| 31 | |
| 32 | /* |
| 33 | * Device Configuration Data (DCD) |
| 34 | * |
| 35 | * Each entry must have the format: |
| 36 | * Addr-type Address Value |
| 37 | * |
| 38 | * where: |
| 39 | * Addr-type register length (1,2 or 4 bytes) |
| 40 | * Address absolute address of the register |
| 41 | * value value to be stored in the register |
| 42 | */ |
| 43 | |
| 44 | /* Enable OCRAM EPDC */ |
| 45 | DATA 4 0x30340004 0x4F400005 |
| 46 | |
| 47 | /* ============================================================================= |
| 48 | * DDR Controller Registers |
| 49 | * ============================================================================= |
| 50 | * Memory type: DDR3 |
| 51 | * Manufacturer: ISSI |
| 52 | * Device Part Number: IS43TR16256AL-125KBL |
| 53 | * Clock Freq.: 533MHz |
| 54 | * Density per CS in Gb: 4 |
| 55 | * Chip Selects used: 1 |
| 56 | * Number of Banks: 8 |
| 57 | * Row address: 15 |
| 58 | * Column address: 10 |
| 59 | * Data bus width: 16 |
| 60 | * ROW-BANK interleave: ENABLED |
| 61 | * ============================================================================= |
| 62 | */ |
| 63 | |
| 64 | DATA 4 0x30391000 0x00000002 // deassert presetn |
| 65 | DATA 4 0x307A0000 0x01041001 // DDRC_MSTR |
| 66 | DATA 4 0x307A0064 0x00400046 // DDRC_RFSHTMG |
| 67 | DATA 4 0x307a0490 0x00000001 // DDRC_PCTRL_0 |
| 68 | DATA 4 0x307A00D4 0x00690000 // DDRC_INIT1 |
| 69 | DATA 4 0x307A00D0 0x00020083 // DDRC_INIT0 |
| 70 | DATA 4 0x307A00DC 0x09300004 // DDRC_INIT3 |
| 71 | DATA 4 0x307A00E0 0x04080000 // DDRC_INIT4 |
| 72 | DATA 4 0x307A00E4 0x00100004 // DDRC_INIT5 |
| 73 | DATA 4 0x307A00F4 0x0000033F // DDRC_RANKCTL |
| 74 | DATA 4 0x307A0100 0x090B1109 // DDRC_DRAMTMG0 |
| 75 | DATA 4 0x307A0104 0x0007020D // DDRC_DRAMTMG1 |
| 76 | DATA 4 0x307A0108 0x03040407 // DDRC_DRAMTMG2 |
| 77 | DATA 4 0x307A010C 0x00002006 // DDRC_DRAMTMG3 |
| 78 | DATA 4 0x307A0110 0x04020205 // DDRC_DRAMTMG4 |
| 79 | DATA 4 0x307A0114 0x03030202 // DDRC_DRAMTMG5 |
| 80 | DATA 4 0x307A0120 0x00000803 // DDRC_DRAMTMG8 |
| 81 | DATA 4 0x307A0180 0x00800020 // DDRC_ZQCTL0 |
| 82 | DATA 4 0x307A0190 0x02098204 // DDRC_DFITMG0 |
| 83 | DATA 4 0x307A0194 0x00030303 // DDRC_DFITMG1 |
| 84 | DATA 4 0x307A01A0 0x80400003 // DDRC_DFIUPD0 |
| 85 | DATA 4 0x307A01A4 0x00100020 // DDRC_DFIUPD1 |
| 86 | DATA 4 0x307A01A8 0x80100004 // DDRC_DFIUPD2 |
| 87 | DATA 4 0x307A0200 0x00000015 // DDRC_ADDRMAP0 |
| 88 | DATA 4 0x307A0204 0x00070707 // DDRC_ADDRMAP1 |
| 89 | DATA 4 0x307A0210 0x00000F0F // DDRC_ADDRMAP4 |
| 90 | DATA 4 0x307A0214 0x06060606 // DDRC_ADDRMAP5 |
| 91 | DATA 4 0x307A0218 0x0F060606 // DDRC_ADDRMAP6 |
| 92 | DATA 4 0x307A0240 0x06000604 // DDRC_ODTCFG |
| 93 | DATA 4 0x307A0244 0x00000001 // DDRC_ODTMAP |
| 94 | |
| 95 | |
| 96 | /* ============================================================================= |
| 97 | * PHY Control Register |
| 98 | * ============================================================================= |
| 99 | */ |
| 100 | |
| 101 | DATA 4 0x30391000 0x00000000 // deassert presetn |
| 102 | DATA 4 0x30790000 0x17420F40 // DDR_PHY_PHY_CON0 |
| 103 | DATA 4 0x30790004 0x10210100 // DDR_PHY_PHY_CON1 |
| 104 | DATA 4 0x30790010 0x00060807 // DDR_PHY_PHY_CON4 |
| 105 | DATA 4 0x307900B0 0x1010007E // DDR_PHY_MDLL_CON0 |
| 106 | DATA 4 0x3079009C 0x00000D6E // DDR_PHY_DRVDS_CON0 |
| 107 | DATA 4 0x30790030 0x08080808 // DDR_PHY_OFFSET_WR_CON0 |
| 108 | DATA 4 0x30790020 0x08080808 // DDR_PHY_OFFSET_RD_CON0 |
| 109 | DATA 4 0x30790050 0x01000010 // DDR_PHY_OFFSETD_CON0 |
| 110 | DATA 4 0x30790050 0x00000010 // DDR_PHY_OFFSETD_CON0 |
| 111 | DATA 4 0x30790018 0x0000000F // DDR_PHY_LP_CON0 |
| 112 | DATA 4 0x307900C0 0x0E407304 // DDR_PHY_ZQ_CON0 - Start Manual ZQ |
| 113 | DATA 4 0x307900C0 0x0E447304 |
| 114 | DATA 4 0x307900C0 0x0E447306 |
| 115 | DATA 4 0x307900C0 0x0E447304 // <= NOTE: Depending on JTAG device used, may need ~ 7 us pause at this point. |
| 116 | DATA 4 0x307900C0 0x0E407304 // DDR_PHY_ZQ_CON0 - End Manual ZQ |
| 117 | |
| 118 | |
| 119 | /* ============================================================================= |
| 120 | * Final Initialization start sequence |
| 121 | * ============================================================================= |
| 122 | */ |
| 123 | |
| 124 | DATA 4 0x30384130 0x00000000 // Disable Clock |
| 125 | DATA 4 0x30340020 0x00000178 // IOMUX_GRP_GRP8 - Start input to PHY |
| 126 | DATA 4 0x30384130 0x00000002 // Enable Clock |
| 127 | /* <= NOTE: Depending on JTAG device used, may need ~ 250 us pause at this point. */ |