upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/a3m071/is46r16320d.h

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/*
* (C) Copyright 2004
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#define SDRAM_DDR /* is DDR */
#if defined(CONFIG_MPC5200)
/* Settings for XLB = 132 MHz */
/* see is46r16320d datasheet and MPC5200UM chap. 8.6.1. */
/* SDRAM Config Standard timing */
#define SDRAM_MODE 0x008d0000
#define SDRAM_EMODE 0x40010000
#define SDRAM_CONTROL 0x70430f00
#define SDRAM_CONFIG1 0x33622930
#define SDRAM_CONFIG2 0x46670000
#define SDRAM_TAPDELAY 0x10000000
#else
#error CONFIG_MPC5200 not defined
#endif