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https://github.com/AsahiLinux/u-boot
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235dd6e8d1
Add ddr3 related info Signed-off-by: Vitaly Andrianov <vitalya@ti.com> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/*
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* K2G: DDR3 initialization
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*
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* (C) Copyright 2015
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* Texas Instruments Incorporated, <www.ti.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include "ddr3_cfg.h"
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#include <asm/arch/ddr3.h>
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struct ddr3_phy_config ddr3phy_800_2g = {
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.pllcr = 0x000DC000ul,
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.pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK),
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.pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)),
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.ptr0 = 0x42C21590ul,
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.ptr1 = 0xD05612C0ul,
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.ptr2 = 0,
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.ptr3 = 0x06C30D40ul,
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.ptr4 = 0x06413880ul,
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.dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK),
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.dcr_val = ((1 << 10)),
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.dtpr0 = 0x550F6644ul,
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.dtpr1 = 0x328341E0ul,
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.dtpr2 = 0x50022A00ul,
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.mr0 = 0x00001430ul,
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.mr1 = 0x00000006ul,
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.mr2 = 0x00000018ul,
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.dtcr = 0x710035C7ul,
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.pgcr2 = 0x00F03D09ul,
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.zq0cr1 = 0x0001005Dul,
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.zq1cr1 = 0x0001005Bul,
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.zq2cr1 = 0x0001005Bul,
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.pir_v1 = 0x00000033ul,
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.pir_v2 = 0x00000F81ul,
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};
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struct ddr3_emif_config ddr3_800_2g = {
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.sdcfg = 0x62005662ul,
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.sdtim1 = 0x0A385033ul,
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.sdtim2 = 0x00001CA5ul,
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.sdtim3 = 0x21ADFF32ul,
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.sdtim4 = 0x533F067Ful,
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.zqcfg = 0x70073200ul,
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.sdrfc = 0x00000C34ul,
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};
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u32 ddr3_init(void)
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{
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/* Reset DDR3 PHY after PLL enabled */
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ddr3_reset_ddrphy();
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ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_800_2g);
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ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_800_2g);
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return 0;
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}
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inline int ddr3_get_size(void)
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{
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return 2;
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}
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