diff options
Diffstat (limited to 'board/Synology/ds414/ds414.c')
-rw-r--r-- | board/Synology/ds414/ds414.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/board/Synology/ds414/ds414.c b/board/Synology/ds414/ds414.c new file mode 100644 index 0000000..d563e89 --- /dev/null +++ b/board/Synology/ds414/ds414.c @@ -0,0 +1,185 @@ +/* + * + * Copyright (C) 2015 Phil Sutter <phil@nwl.cc> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <miiphy.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> +#include <linux/mbus.h> + +#include "../drivers/ddr/marvell/axp/ddr3_hw_training.h" +#include "../arch/arm/mach-mvebu/serdes/axp/high_speed_env_spec.h" +#include "../arch/arm/mach-mvebu/serdes/axp/board_env_spec.h" + +DECLARE_GLOBAL_DATA_PTR; + +/* GPP and MPP settings as found in mvBoardEnvSpec.c of Synology's U-Boot */ + +#define DS414_GPP_OUT_VAL_LOW (BIT(25) | BIT(30)) +#define DS414_GPP_OUT_VAL_MID (BIT(10) | BIT(15)) +#define DS414_GPP_OUT_VAL_HIGH (0) + +#define DS414_GPP_OUT_POL_LOW (0) +#define DS414_GPP_OUT_POL_MID (0) +#define DS414_GPP_OUT_POL_HIGH (0) + +#define DS414_GPP_OUT_ENA_LOW (~(BIT(25) | BIT(30))) +#define DS414_GPP_OUT_ENA_MID (~(BIT(10) | BIT(12) | \ + BIT(13) | BIT(14) | BIT(15))) +#define DS414_GPP_OUT_ENA_HIGH (~0) + +static const u32 ds414_mpp_control[] = { + 0x11111111, + 0x22221111, + 0x22222222, + 0x00000000, + 0x11110000, + 0x00004000, + 0x00000000, + 0x00000000, + 0x00000000 +}; + +/* DDR3 static MC configuration */ + +/* 1G_v1 (4x2Gbits) adapted by DS414 */ +MV_DRAM_MC_INIT syno_ddr3_b0_667_1g_v1[MV_MAX_DDR3_STATIC_SIZE] = { + {0x00001400, 0x73014A28}, /*DDR SDRAM Configuration Register */ + {0x00001404, 0x30000800}, /*Dunit Control Low Register */ + {0x00001408, 0x44148887}, /*DDR SDRAM Timing (Low) Register */ + {0x0000140C, 0x3AD83FEA}, /*DDR SDRAM Timing (High) Register */ + + {0x00001410, 0x14000000}, /*DDR SDRAM Address Control Register */ + + {0x00001414, 0x00000000}, /*DDR SDRAM Open Pages Control Register */ + {0x00001418, 0x00000e00}, /*DDR SDRAM Operation Register */ + {0x00001420, 0x00000004}, /*DDR SDRAM Extended Mode Register */ + {0x00001424, 0x0000F3FF}, /*Dunit Control High Register */ + {0x00001428, 0x000F8830}, /*Dunit Control High Register */ + {0x0000142C, 0x054C36F4}, /*Dunit Control High Register */ + {0x0000147C, 0x0000C671}, + + {0x000014a0, 0x00000001}, + {0x000014a8, 0x00000100}, /*2:1 */ + {0x00020220, 0x00000006}, + + {0x00001494, 0x00010000}, /*DDR SDRAM ODT Control (Low) Register */ + {0x00001498, 0x00000000}, /*DDR SDRAM ODT Control (High) Register */ + {0x0000149C, 0x00000001}, /*DDR Dunit ODT Control Register */ + + {0x000014C0, 0x192424C9}, /* DRAM address and Control Driving Strenght */ + {0x000014C4, 0x0AAA24C9}, /* DRAM Data and DQS Driving Strenght */ + + {0x000200e8, 0x3FFF0E01}, /* DO NOT Modify - Open Mbus Window - 2G - Mbus is required for the training sequence*/ + {0x00020184, 0x3FFFFFE0}, /* DO NOT Modify - Close fast path Window to - 2G */ + + {0x0001504, 0x3FFFFFE1}, /* CS0 Size */ + {0x000150C, 0x00000000}, /* CS1 Size */ + {0x0001514, 0x00000000}, /* CS2 Size */ + {0x000151C, 0x00000000}, /* CS3 Size */ + + {0x00001538, 0x00000009}, /*Read Data Sample Delays Register */ + {0x0000153C, 0x00000009}, /*Read Data Ready Delay Register */ + + {0x000015D0, 0x00000650}, /*MR0 */ + {0x000015D4, 0x00000044}, /*MR1 */ + {0x000015D8, 0x00000010}, /*MR2 */ + {0x000015DC, 0x00000000}, /*MR3 */ + + {0x000015E4, 0x00203c18}, /*ZQC Configuration Register */ + {0x000015EC, 0xF800A225}, /*DDR PHY */ + + {0x0, 0x0} +}; + +MV_DRAM_MODES ds414_ddr_modes[MV_DDR3_MODES_NUMBER] = { + {"ds414_1333-667", 0x3, 0x5, 0x0, A0, syno_ddr3_b0_667_1g_v1, NULL}, +}; + +extern MV_SERDES_CHANGE_M_PHY serdes_change_m_phy[]; + +MV_BIN_SERDES_CFG ds414_serdes_cfg[] = { + { MV_PEX_ROOT_COMPLEX, 0x02011111, 0x00000000, + { PEX_BUS_MODE_X4, PEX_BUS_MODE_X1, PEX_BUS_DISABLED, + PEX_BUS_DISABLED }, + 0x0040, serdes_change_m_phy + } +}; + +MV_DRAM_MODES *ddr3_get_static_ddr_mode(void) +{ + return &ds414_ddr_modes[0]; +} + +MV_BIN_SERDES_CFG *board_serdes_cfg_get(u8 pex_mode) +{ + return &ds414_serdes_cfg[0]; +} + +u8 board_sat_r_get(u8 dev_num, u8 reg) +{ + return (0x1 << 1 | 1); +} + +int board_early_init_f(void) +{ + int i; + + /* Set GPP Out value */ + reg_write(GPP_DATA_OUT_REG(0), DS414_GPP_OUT_VAL_LOW); + reg_write(GPP_DATA_OUT_REG(1), DS414_GPP_OUT_VAL_MID); + reg_write(GPP_DATA_OUT_REG(2), DS414_GPP_OUT_VAL_HIGH); + + /* set GPP polarity */ + reg_write(GPP_DATA_IN_POL_REG(0), DS414_GPP_OUT_POL_LOW); + reg_write(GPP_DATA_IN_POL_REG(1), DS414_GPP_OUT_POL_MID); + reg_write(GPP_DATA_IN_POL_REG(2), DS414_GPP_OUT_POL_HIGH); + + /* Set GPP Out Enable */ + reg_write(GPP_DATA_OUT_EN_REG(0), DS414_GPP_OUT_ENA_LOW); + reg_write(GPP_DATA_OUT_EN_REG(1), DS414_GPP_OUT_ENA_MID); + reg_write(GPP_DATA_OUT_EN_REG(2), DS414_GPP_OUT_ENA_HIGH); + + for (i = 0; i < ARRAY_SIZE(ds414_mpp_control); i++) + reg_write(MPP_CONTROL_REG(i), ds414_mpp_control[i]); + + return 0; +} + +int board_init(void) +{ + u32 pwr_mng_ctrl_reg; + + /* Adress of boot parameters */ + gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100; + + /* Gate unused clocks + * + * Note: Disabling unused PCIe lanes will hang PCI bus scan. + * Once this is resolved, bits 10-12, 26 and 27 can be + * unset here as well. + */ + pwr_mng_ctrl_reg = reg_read(POWER_MNG_CTRL_REG); + pwr_mng_ctrl_reg &= ~(BIT(0)); /* Audio */ + pwr_mng_ctrl_reg &= ~(BIT(1) | BIT(2)); /* GE3, GE2 */ + pwr_mng_ctrl_reg &= ~(BIT(14) | BIT(15)); /* SATA0 link and core */ + pwr_mng_ctrl_reg &= ~(BIT(16)); /* LCD */ + pwr_mng_ctrl_reg &= ~(BIT(17)); /* SDIO */ + pwr_mng_ctrl_reg &= ~(BIT(19) | BIT(20)); /* USB1 and USB2 */ + pwr_mng_ctrl_reg &= ~(BIT(29) | BIT(30)); /* SATA1 link and core */ + reg_write(POWER_MNG_CTRL_REG, pwr_mng_ctrl_reg); + + return 0; +} + +int checkboard(void) +{ + puts("Board: DS414\n"); + + return 0; +} |