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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70 lines
2.1 KiB
70 lines
2.1 KiB
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2013 Freescale Semiconductor, Inc.
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*/
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#ifndef __DDR_H__
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#define __DDR_H__
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struct board_specific_parameters {
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u32 n_ranks;
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u32 datarate_mhz_high;
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u32 rank_gb;
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u32 clk_adjust;
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u32 wrlvl_start;
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u32 wrlvl_ctl_2;
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u32 wrlvl_ctl_3;
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};
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/*
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* These tables contain all valid speeds we want to override with board
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* specific parameters. datarate_mhz_high values need to be in ascending order
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* for each n_ranks group.
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*/
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static const struct board_specific_parameters udimm0[] = {
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/*
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* memory controller 0
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* num| hi| rank| clk| wrlvl | wrlvl | wrlvl |
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* ranks| mhz| GB |adjst| start | ctl2 | ctl3 |
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*/
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{2, 1200, 0, 10, 7, 0x0708090a, 0x0b0c0d09},
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{2, 1400, 0, 10, 7, 0x08090a0c, 0x0d0e0f0a},
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{2, 1700, 0, 10, 8, 0x090a0b0c, 0x0e10110c},
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{2, 1900, 0, 10, 8, 0x090b0c0f, 0x1012130d},
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{2, 2140, 0, 10, 8, 0x090b0c0f, 0x1012130d},
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{1, 1200, 0, 10, 7, 0x0808090a, 0x0b0c0c0a},
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{1, 1500, 0, 10, 6, 0x07070809, 0x0a0b0b09},
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{1, 1600, 0, 10, 8, 0x090b0b0d, 0x0d0e0f0b},
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{1, 1700, 0, 8, 8, 0x080a0a0c, 0x0c0d0e0a},
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{1, 1900, 0, 10, 8, 0x090a0c0d, 0x0e0f110c},
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{1, 2140, 0, 8, 8, 0x090a0b0d, 0x0e0f110b},
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{}
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};
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static const struct board_specific_parameters rdimm0[] = {
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/*
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* memory controller 0
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* num| hi| rank| clk| wrlvl | wrlvl | wrlvl |
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* ranks| mhz| GB |adjst| start | ctl2 | ctl3 |
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*/
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/* TODO: need tuning these parameters if RDIMM is used */
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{4, 1350, 0, 10, 9, 0x08070605, 0x06070806},
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{4, 1666, 0, 10, 11, 0x0a080706, 0x07090906},
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{4, 2140, 0, 10, 12, 0x0b090807, 0x080a0b07},
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{2, 1350, 0, 10, 9, 0x08070605, 0x06070806},
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{2, 1666, 0, 10, 11, 0x0a090806, 0x08090a06},
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{2, 2140, 0, 10, 12, 0x0b090807, 0x080a0b07},
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{1, 1350, 0, 10, 9, 0x08070605, 0x06070806},
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{1, 1666, 0, 10, 11, 0x0a090806, 0x08090a06},
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{1, 2140, 0, 8, 12, 0x0b090807, 0x080a0b07},
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{}
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};
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static const struct board_specific_parameters *udimms[] = {
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udimm0,
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};
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static const struct board_specific_parameters *rdimms[] = {
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rdimm0,
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};
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#endif
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