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Tom Rini10e47792018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Hao Zhangc13cbcf2014-10-22 16:32:33 +03002/*
3 * Keystone2: DDR3 initialization
4 *
5 * (C) Copyright 2014
6 * Texas Instruments Incorporated, <www.ti.com>
Hao Zhangc13cbcf2014-10-22 16:32:33 +03007 */
8
9#include <common.h>
10#include "ddr3_cfg.h"
11#include <asm/arch/ddr3.h>
12
Hao Zhangc13cbcf2014-10-22 16:32:33 +030013static struct pll_init_data ddr3_400 = DDR3_PLL_400;
14
Vitaly Andrianova9554d62015-02-11 14:07:58 -050015u32 ddr3_init(void)
Hao Zhangc13cbcf2014-10-22 16:32:33 +030016{
17 init_pll(&ddr3_400);
18
19 /* No SO-DIMM, 2GB discreet DDR */
20 printf("DRAM: 2 GiB\n");
Hao Zhangc13cbcf2014-10-22 16:32:33 +030021
22 /* Reset DDR3 PHY after PLL enabled */
23 ddr3_reset_ddrphy();
24
25 ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_2g);
26 ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_2g);
Hao Zhangc13cbcf2014-10-22 16:32:33 +030027
Vitaly Andrianova9554d62015-02-11 14:07:58 -050028 return 2;
Hao Zhangc13cbcf2014-10-22 16:32:33 +030029}