mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 10:48:51 +00:00
dd02936f81
LS1046ARDB Specification: ------------------------- Memory subsystem: * 8GByte DDR4 SDRAM (64bit bus) * 512 Mbyte NAND flash * Two 64 Mbyte high-speed SPI flash * SD connector to interface with the SD memory card * On-board 4G eMMC Ethernet: * Two XFI 10G ports * Two SGMII ports * Two RGMII ports PCIe: * PCIe1 (SerDes2 Lane0) to miniPCIe slot * PCIe2 (SerDes2 Lane1) to x2 PCIe slot * PCIe3 (SerDes2 Lane2) to x4 PCIe slot SATA: * SerDes2 Lane3 to SATA port USB 3.0: one super speed USB 3.0 type A port one Micro-AB port UART: supports two UARTs up to 115200 bps for console Signed-off-by: Mingkai Hu <mingkai.hu@nxp.com> Signed-off-by: Shaohui Xie <Shaohui.Xie@nxp.com> Signed-off-by: Gong Qianyu <Qianyu.Gong@nxp.com> Reviewed-by: York Sun <york.sun@nxp.com>
44 lines
1,007 B
C
44 lines
1,007 B
C
/*
|
|
* Copyright 2016 Freescale Semiconductor, Inc.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#ifndef __DDR_H__
|
|
#define __DDR_H__
|
|
|
|
void erratum_a008850_post(void);
|
|
|
|
struct board_specific_parameters {
|
|
u32 n_ranks;
|
|
u32 datarate_mhz_high;
|
|
u32 rank_gb;
|
|
u32 clk_adjust;
|
|
u32 wrlvl_start;
|
|
u32 wrlvl_ctl_2;
|
|
u32 wrlvl_ctl_3;
|
|
};
|
|
|
|
/*
|
|
* These tables contain all valid speeds we want to override with board
|
|
* specific parameters. datarate_mhz_high values need to be in ascending order
|
|
* for each n_ranks group.
|
|
*/
|
|
static const struct board_specific_parameters udimm0[] = {
|
|
/*
|
|
* memory controller 0
|
|
* num| hi| rank| clk| wrlvl | wrlvl | wrlvl
|
|
* ranks| mhz| GB |adjst| start | ctl2 | ctl3
|
|
*/
|
|
{2, 1350, 0, 8, 6, 0x0708090B, 0x0C0D0E09,},
|
|
{2, 1666, 0, 8, 7, 0x08090A0C, 0x0D0F100B,},
|
|
{2, 1900, 0, 8, 7, 0x09090B0D, 0x0E10120B,},
|
|
{2, 2300, 0, 8, 9, 0x0A0B0C10, 0x1213140E,},
|
|
{}
|
|
};
|
|
|
|
static const struct board_specific_parameters *udimms[] = {
|
|
udimm0,
|
|
};
|
|
|
|
#endif
|