mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-25 03:18:51 +09:00
186 lines
5.4 KiB
C
186 lines
5.4 KiB
C
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/*
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*
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* Copyright (C) 2015 Phil Sutter <phil@nwl.cc>
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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 <miiphy.h>
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#include <asm/io.h>
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#include <asm/arch/cpu.h>
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#include <asm/arch/soc.h>
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#include <linux/mbus.h>
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#include "../drivers/ddr/marvell/axp/ddr3_hw_training.h"
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#include "../arch/arm/mach-mvebu/serdes/axp/high_speed_env_spec.h"
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#include "../arch/arm/mach-mvebu/serdes/axp/board_env_spec.h"
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DECLARE_GLOBAL_DATA_PTR;
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/* GPP and MPP settings as found in mvBoardEnvSpec.c of Synology's U-Boot */
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#define DS414_GPP_OUT_VAL_LOW (BIT(25) | BIT(30))
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#define DS414_GPP_OUT_VAL_MID (BIT(10) | BIT(15))
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#define DS414_GPP_OUT_VAL_HIGH (0)
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#define DS414_GPP_OUT_POL_LOW (0)
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#define DS414_GPP_OUT_POL_MID (0)
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#define DS414_GPP_OUT_POL_HIGH (0)
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#define DS414_GPP_OUT_ENA_LOW (~(BIT(25) | BIT(30)))
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#define DS414_GPP_OUT_ENA_MID (~(BIT(10) | BIT(12) | \
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BIT(13) | BIT(14) | BIT(15)))
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#define DS414_GPP_OUT_ENA_HIGH (~0)
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static const u32 ds414_mpp_control[] = {
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0x11111111,
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0x22221111,
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0x22222222,
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0x00000000,
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0x11110000,
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0x00004000,
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0x00000000,
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0x00000000,
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0x00000000
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};
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/* DDR3 static MC configuration */
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/* 1G_v1 (4x2Gbits) adapted by DS414 */
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MV_DRAM_MC_INIT syno_ddr3_b0_667_1g_v1[MV_MAX_DDR3_STATIC_SIZE] = {
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{0x00001400, 0x73014A28}, /*DDR SDRAM Configuration Register */
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{0x00001404, 0x30000800}, /*Dunit Control Low Register */
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{0x00001408, 0x44148887}, /*DDR SDRAM Timing (Low) Register */
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{0x0000140C, 0x3AD83FEA}, /*DDR SDRAM Timing (High) Register */
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{0x00001410, 0x14000000}, /*DDR SDRAM Address Control Register */
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{0x00001414, 0x00000000}, /*DDR SDRAM Open Pages Control Register */
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{0x00001418, 0x00000e00}, /*DDR SDRAM Operation Register */
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{0x00001420, 0x00000004}, /*DDR SDRAM Extended Mode Register */
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{0x00001424, 0x0000F3FF}, /*Dunit Control High Register */
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{0x00001428, 0x000F8830}, /*Dunit Control High Register */
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{0x0000142C, 0x054C36F4}, /*Dunit Control High Register */
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{0x0000147C, 0x0000C671},
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{0x000014a0, 0x00000001},
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{0x000014a8, 0x00000100}, /*2:1 */
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{0x00020220, 0x00000006},
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{0x00001494, 0x00010000}, /*DDR SDRAM ODT Control (Low) Register */
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{0x00001498, 0x00000000}, /*DDR SDRAM ODT Control (High) Register */
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{0x0000149C, 0x00000001}, /*DDR Dunit ODT Control Register */
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{0x000014C0, 0x192424C9}, /* DRAM address and Control Driving Strenght */
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{0x000014C4, 0x0AAA24C9}, /* DRAM Data and DQS Driving Strenght */
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{0x000200e8, 0x3FFF0E01}, /* DO NOT Modify - Open Mbus Window - 2G - Mbus is required for the training sequence*/
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{0x00020184, 0x3FFFFFE0}, /* DO NOT Modify - Close fast path Window to - 2G */
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{0x0001504, 0x3FFFFFE1}, /* CS0 Size */
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{0x000150C, 0x00000000}, /* CS1 Size */
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{0x0001514, 0x00000000}, /* CS2 Size */
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{0x000151C, 0x00000000}, /* CS3 Size */
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{0x00001538, 0x00000009}, /*Read Data Sample Delays Register */
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{0x0000153C, 0x00000009}, /*Read Data Ready Delay Register */
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{0x000015D0, 0x00000650}, /*MR0 */
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{0x000015D4, 0x00000044}, /*MR1 */
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{0x000015D8, 0x00000010}, /*MR2 */
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{0x000015DC, 0x00000000}, /*MR3 */
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{0x000015E4, 0x00203c18}, /*ZQC Configuration Register */
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{0x000015EC, 0xF800A225}, /*DDR PHY */
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{0x0, 0x0}
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};
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MV_DRAM_MODES ds414_ddr_modes[MV_DDR3_MODES_NUMBER] = {
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{"ds414_1333-667", 0x3, 0x5, 0x0, A0, syno_ddr3_b0_667_1g_v1, NULL},
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};
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extern MV_SERDES_CHANGE_M_PHY serdes_change_m_phy[];
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MV_BIN_SERDES_CFG ds414_serdes_cfg[] = {
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{ MV_PEX_ROOT_COMPLEX, 0x02011111, 0x00000000,
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{ PEX_BUS_MODE_X4, PEX_BUS_MODE_X1, PEX_BUS_DISABLED,
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PEX_BUS_DISABLED },
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0x0040, serdes_change_m_phy
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}
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};
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MV_DRAM_MODES *ddr3_get_static_ddr_mode(void)
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{
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return &ds414_ddr_modes[0];
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}
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MV_BIN_SERDES_CFG *board_serdes_cfg_get(u8 pex_mode)
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{
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return &ds414_serdes_cfg[0];
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}
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u8 board_sat_r_get(u8 dev_num, u8 reg)
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{
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return (0x1 << 1 | 1);
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}
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int board_early_init_f(void)
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{
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int i;
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/* Set GPP Out value */
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reg_write(GPP_DATA_OUT_REG(0), DS414_GPP_OUT_VAL_LOW);
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reg_write(GPP_DATA_OUT_REG(1), DS414_GPP_OUT_VAL_MID);
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reg_write(GPP_DATA_OUT_REG(2), DS414_GPP_OUT_VAL_HIGH);
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/* set GPP polarity */
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reg_write(GPP_DATA_IN_POL_REG(0), DS414_GPP_OUT_POL_LOW);
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reg_write(GPP_DATA_IN_POL_REG(1), DS414_GPP_OUT_POL_MID);
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reg_write(GPP_DATA_IN_POL_REG(2), DS414_GPP_OUT_POL_HIGH);
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/* Set GPP Out Enable */
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reg_write(GPP_DATA_OUT_EN_REG(0), DS414_GPP_OUT_ENA_LOW);
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reg_write(GPP_DATA_OUT_EN_REG(1), DS414_GPP_OUT_ENA_MID);
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reg_write(GPP_DATA_OUT_EN_REG(2), DS414_GPP_OUT_ENA_HIGH);
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for (i = 0; i < ARRAY_SIZE(ds414_mpp_control); i++)
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reg_write(MPP_CONTROL_REG(i), ds414_mpp_control[i]);
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return 0;
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}
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int board_init(void)
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{
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u32 pwr_mng_ctrl_reg;
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/* Adress of boot parameters */
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gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
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/* Gate unused clocks
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*
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* Note: Disabling unused PCIe lanes will hang PCI bus scan.
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* Once this is resolved, bits 10-12, 26 and 27 can be
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* unset here as well.
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*/
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pwr_mng_ctrl_reg = reg_read(POWER_MNG_CTRL_REG);
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pwr_mng_ctrl_reg &= ~(BIT(0)); /* Audio */
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pwr_mng_ctrl_reg &= ~(BIT(1) | BIT(2)); /* GE3, GE2 */
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pwr_mng_ctrl_reg &= ~(BIT(14) | BIT(15)); /* SATA0 link and core */
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pwr_mng_ctrl_reg &= ~(BIT(16)); /* LCD */
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pwr_mng_ctrl_reg &= ~(BIT(17)); /* SDIO */
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pwr_mng_ctrl_reg &= ~(BIT(19) | BIT(20)); /* USB1 and USB2 */
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pwr_mng_ctrl_reg &= ~(BIT(29) | BIT(30)); /* SATA1 link and core */
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reg_write(POWER_MNG_CTRL_REG, pwr_mng_ctrl_reg);
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return 0;
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}
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int checkboard(void)
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{
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puts("Board: DS414\n");
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return 0;
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}
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