[thirdparty/u-boot.git] / board / freescale / ls1046aqds / ddr.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright 2016 Freescale Semiconductor, Inc.
 */

#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, 0x0A0C0D11, 0x1214150E,},
	{}
};

static const struct board_specific_parameters *udimms[] = {
	udimm0,
};

#endif
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
126fe70d SX	2	/*
126fe70d SX	3	* Copyright 2016 Freescale Semiconductor, Inc.
126fe70d SX	4	*/
	5
	6	#ifndef __DDR_H__
	7	#define __DDR_H__
	8
	9	void erratum_a008850_post(void);
	10
	11	struct board_specific_parameters {
	12	u32 n_ranks;
	13	u32 datarate_mhz_high;
	14	u32 rank_gb;
	15	u32 clk_adjust;
	16	u32 wrlvl_start;
	17	u32 wrlvl_ctl_2;
	18	u32 wrlvl_ctl_3;
	19	};
	20
	21	/*
	22	* These tables contain all valid speeds we want to override with board
	23	* specific parameters. datarate_mhz_high values need to be in ascending order
	24	* for each n_ranks group.
	25	*/
	26	static const struct board_specific_parameters udimm0[] = {
	27	/*
	28	* memory controller 0
	29	* num\| hi\| rank\| clk\| wrlvl \| wrlvl \| wrlvl \|
	30	* ranks\| mhz\| GB \|adjst\| start \| ctl2 \| ctl3 \|
	31	*/
	32	{2, 1350, 0, 8, 6, 0x0708090B, 0x0C0D0E09,},
	33	{2, 1666, 0, 8, 7, 0x08090A0C, 0x0D0F100B,},
	34	{2, 1900, 0, 8, 7, 0x09090B0D, 0x0E10120B,},
	35	{2, 2300, 0, 8, 9, 0x0A0C0D11, 0x1214150E,},
	36	{}
	37	};
	38
	39	static const struct board_specific_parameters *udimms[] = {
	40	udimm0,
	41	};
	42
	43	#endif