普通文本  |  132行  |  2.85 KB

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright (C) 2016 samtec automotive software & electronics gmbh
 */

#define __ASSEMBLY__
#include <config.h>

/* image version */

IMAGE_VERSION 2

/*
 * Boot Device : one of
 * spi/sd/nand/onenand, qspi/nor
 */

BOOT_FROM	sd

/*
 * Device Configuration Data (DCD)
 *
 * Each entry must have the format:
 * Addr-type           Address        Value
 *
 * where:
 *	Addr-type register length (1,2 or 4 bytes)
 *	Address	  absolute address of the register
 *	value	  value to be stored in the register
 */

/* Enable all clocks */
DATA 4 0x020c4068 0xffffffff
DATA 4 0x020c406c 0xffffffff
DATA 4 0x020c4070 0xffffffff
DATA 4 0x020c4074 0xffffffff
DATA 4 0x020c4078 0xffffffff
DATA 4 0x020c407c 0xffffffff
DATA 4 0x020c4080 0xffffffff
DATA 4 0x020c4084 0xffffffff

/* IOMUX - DDR IO Type */
DATA 4 0x020e0618 0x000c0000
DATA 4 0x020e05fc 0x00000000

/* Clock */
DATA 4 0x020e032c 0x00000030

/* Address */
DATA 4 0x020e0300 0x00000028
DATA 4 0x020e02fc 0x00000028
DATA 4 0x020e05f4 0x00000028

/* Control */
DATA 4 0x020e0340 0x00000028

DATA 4 0x020e0320 0x00000000
DATA 4 0x020e0310 0x00000028
DATA 4 0x020e0314 0x00000028
DATA 4 0x020e0614 0x00000028

/* Data Strobe */
DATA 4 0x020e05f8 0x00020000
DATA 4 0x020e0330 0x00000028
DATA 4 0x020e0334 0x00000028
DATA 4 0x020e0338 0x00000028
DATA 4 0x020e033c 0x00000028

/* Data */
DATA 4 0x020e0608 0x00020000
DATA 4 0x020e060c 0x00000028
DATA 4 0x020e0610 0x00000028
DATA 4 0x020e061c 0x00000028
DATA 4 0x020e0620 0x00000028
DATA 4 0x020e02ec 0x00000028
DATA 4 0x020e02f0 0x00000028
DATA 4 0x020e02f4 0x00000028
DATA 4 0x020e02f8 0x00000028

/* Calibrations - ZQ */
DATA 4 0x021b0800 0xa1390003

/* Write leveling */
DATA 4 0x021b080c 0x00290025
DATA 4 0x021b0810 0x00210022

/* DQS Read Gate */
DATA 4 0x021b083c 0x4142013a
DATA 4 0x021b0840 0x012e0123

/* Read/Write Delay */
DATA 4 0x021b0848 0x43474949
DATA 4 0x021b0850 0x38383c38

/* Read data bit delay */
DATA 4 0x021b081c 0x33333333
DATA 4 0x021b0820 0x33333333
DATA 4 0x021b0824 0x33333333
DATA 4 0x021b0828 0x33333333

/* Complete calibration by forced measurement */
DATA 4 0x021b08b8 0x00000800

/* MMDC init - DDR3, 64-bit mode, only MMDC0 is initiated */
DATA 4 0x021b0004 0x0002002d
DATA 4 0x021b0008 0x00333040
DATA 4 0x021b000c 0x676b52f2
DATA 4 0x021b0010 0x926e8b63
DATA 4 0x021b0014 0x01ff00db
DATA 4 0x021b0018 0x00011740
DATA 4 0x021b001c 0x00008000
DATA 4 0x021b002c 0x000026d2
DATA 4 0x021b0030 0x006b1023
DATA 4 0x021b0040 0x0000005f
DATA 4 0x021b0000 0x84190000

/* Initialize MT41K256M16HA-125 - MR2 */
DATA 4 0x021b001c 0x02008032
/* MR3 */
DATA 4 0x021b001c 0x00008033
/* MR1 */
DATA 4 0x021b001c 0x00048031
/* MR0 */
DATA 4 0x021b001c 0x15108030
/* DDR device ZQ calibration */
DATA 4 0x021b001c 0x04008040

/* Final DDR setup, before operation start */
DATA 4 0x021b0020 0x00007800
DATA 4 0x021b0818 0x00022227
DATA 4 0x021b001c 0x00000000