| /* |
| * Copyright (C) 2012 Altera Corporation <www.altera.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <asm/io.h> |
| #include <asm/u-boot.h> |
| #include <asm/utils.h> |
| #include <image.h> |
| #include <asm/arch/reset_manager.h> |
| #include <spl.h> |
| #include <asm/arch/system_manager.h> |
| #include <asm/arch/freeze_controller.h> |
| #include <asm/arch/clock_manager.h> |
| #include <asm/arch/scan_manager.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| #define MAIN_VCO_BASE ( \ |
| (CONFIG_HPS_MAINPLLGRP_VCO_DENOM << \ |
| CLKMGR_MAINPLLGRP_VCO_DENOM_OFFSET) | \ |
| (CONFIG_HPS_MAINPLLGRP_VCO_NUMER << \ |
| CLKMGR_MAINPLLGRP_VCO_NUMER_OFFSET) \ |
| ) |
| |
| #define PERI_VCO_BASE ( \ |
| (CONFIG_HPS_PERPLLGRP_VCO_PSRC << \ |
| CLKMGR_PERPLLGRP_VCO_PSRC_OFFSET) | \ |
| (CONFIG_HPS_PERPLLGRP_VCO_DENOM << \ |
| CLKMGR_PERPLLGRP_VCO_DENOM_OFFSET) | \ |
| (CONFIG_HPS_PERPLLGRP_VCO_NUMER << \ |
| CLKMGR_PERPLLGRP_VCO_NUMER_OFFSET) \ |
| ) |
| |
| #define SDR_VCO_BASE ( \ |
| (CONFIG_HPS_SDRPLLGRP_VCO_SSRC << \ |
| CLKMGR_SDRPLLGRP_VCO_SSRC_OFFSET) | \ |
| (CONFIG_HPS_SDRPLLGRP_VCO_DENOM << \ |
| CLKMGR_SDRPLLGRP_VCO_DENOM_OFFSET) | \ |
| (CONFIG_HPS_SDRPLLGRP_VCO_NUMER << \ |
| CLKMGR_SDRPLLGRP_VCO_NUMER_OFFSET) \ |
| ) |
| |
| u32 spl_boot_device(void) |
| { |
| return BOOT_DEVICE_RAM; |
| } |
| |
| /* |
| * Board initialization after bss clearance |
| */ |
| void spl_board_init(void) |
| { |
| #ifndef CONFIG_SOCFPGA_VIRTUAL_TARGET |
| cm_config_t cm_default_cfg = { |
| /* main group */ |
| MAIN_VCO_BASE, |
| (CONFIG_HPS_MAINPLLGRP_MPUCLK_CNT << |
| CLKMGR_MAINPLLGRP_MPUCLK_CNT_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_MAINCLK_CNT << |
| CLKMGR_MAINPLLGRP_MAINCLK_CNT_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_DBGATCLK_CNT << |
| CLKMGR_MAINPLLGRP_DBGATCLK_CNT_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_MAINQSPICLK_CNT << |
| CLKMGR_MAINPLLGRP_MAINQSPICLK_CNT_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_MAINNANDSDMMCCLK_CNT << |
| CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_CFGS2FUSER0CLK_CNT << |
| CLKMGR_MAINPLLGRP_CFGS2FUSER0CLK_CNT_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_MAINDIV_L3MPCLK << |
| CLKMGR_MAINPLLGRP_MAINDIV_L3MPCLK_OFFSET) | |
| (CONFIG_HPS_MAINPLLGRP_MAINDIV_L3SPCLK << |
| CLKMGR_MAINPLLGRP_MAINDIV_L3SPCLK_OFFSET) | |
| (CONFIG_HPS_MAINPLLGRP_MAINDIV_L4MPCLK << |
| CLKMGR_MAINPLLGRP_MAINDIV_L4MPCLK_OFFSET) | |
| (CONFIG_HPS_MAINPLLGRP_MAINDIV_L4SPCLK << |
| CLKMGR_MAINPLLGRP_MAINDIV_L4SPCLK_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGATCLK << |
| CLKMGR_MAINPLLGRP_DBGDIV_DBGATCLK_OFFSET) | |
| (CONFIG_HPS_MAINPLLGRP_DBGDIV_DBGCLK << |
| CLKMGR_MAINPLLGRP_DBGDIV_DBGCLK_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_TRACEDIV_TRACECLK << |
| CLKMGR_MAINPLLGRP_TRACEDIV_TRACECLK_OFFSET), |
| (CONFIG_HPS_MAINPLLGRP_L4SRC_L4MP << |
| CLKMGR_MAINPLLGRP_L4SRC_L4MP_OFFSET) | |
| (CONFIG_HPS_MAINPLLGRP_L4SRC_L4SP << |
| CLKMGR_MAINPLLGRP_L4SRC_L4SP_OFFSET), |
| |
| /* peripheral group */ |
| PERI_VCO_BASE, |
| (CONFIG_HPS_PERPLLGRP_EMAC0CLK_CNT << |
| CLKMGR_PERPLLGRP_EMAC0CLK_CNT_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_EMAC1CLK_CNT << |
| CLKMGR_PERPLLGRP_EMAC1CLK_CNT_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_PERQSPICLK_CNT << |
| CLKMGR_PERPLLGRP_PERQSPICLK_CNT_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_PERNANDSDMMCCLK_CNT << |
| CLKMGR_PERPLLGRP_PERNANDSDMMCCLK_CNT_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_PERBASECLK_CNT << |
| CLKMGR_PERPLLGRP_PERBASECLK_CNT_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_S2FUSER1CLK_CNT << |
| CLKMGR_PERPLLGRP_S2FUSER1CLK_CNT_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_DIV_USBCLK << |
| CLKMGR_PERPLLGRP_DIV_USBCLK_OFFSET) | |
| (CONFIG_HPS_PERPLLGRP_DIV_SPIMCLK << |
| CLKMGR_PERPLLGRP_DIV_SPIMCLK_OFFSET) | |
| (CONFIG_HPS_PERPLLGRP_DIV_CAN0CLK << |
| CLKMGR_PERPLLGRP_DIV_CAN0CLK_OFFSET) | |
| (CONFIG_HPS_PERPLLGRP_DIV_CAN1CLK << |
| CLKMGR_PERPLLGRP_DIV_CAN1CLK_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_GPIODIV_GPIODBCLK << |
| CLKMGR_PERPLLGRP_GPIODIV_GPIODBCLK_OFFSET), |
| (CONFIG_HPS_PERPLLGRP_SRC_QSPI << |
| CLKMGR_PERPLLGRP_SRC_QSPI_OFFSET) | |
| (CONFIG_HPS_PERPLLGRP_SRC_NAND << |
| CLKMGR_PERPLLGRP_SRC_NAND_OFFSET) | |
| (CONFIG_HPS_PERPLLGRP_SRC_SDMMC << |
| CLKMGR_PERPLLGRP_SRC_SDMMC_OFFSET), |
| |
| /* sdram pll group */ |
| SDR_VCO_BASE, |
| (CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_PHASE << |
| CLKMGR_SDRPLLGRP_DDRDQSCLK_PHASE_OFFSET) | |
| (CONFIG_HPS_SDRPLLGRP_DDRDQSCLK_CNT << |
| CLKMGR_SDRPLLGRP_DDRDQSCLK_CNT_OFFSET), |
| (CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_PHASE << |
| CLKMGR_SDRPLLGRP_DDR2XDQSCLK_PHASE_OFFSET) | |
| (CONFIG_HPS_SDRPLLGRP_DDR2XDQSCLK_CNT << |
| CLKMGR_SDRPLLGRP_DDR2XDQSCLK_CNT_OFFSET), |
| (CONFIG_HPS_SDRPLLGRP_DDRDQCLK_PHASE << |
| CLKMGR_SDRPLLGRP_DDRDQCLK_PHASE_OFFSET) | |
| (CONFIG_HPS_SDRPLLGRP_DDRDQCLK_CNT << |
| CLKMGR_SDRPLLGRP_DDRDQCLK_CNT_OFFSET), |
| (CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_PHASE << |
| CLKMGR_SDRPLLGRP_S2FUSER2CLK_PHASE_OFFSET) | |
| (CONFIG_HPS_SDRPLLGRP_S2FUSER2CLK_CNT << |
| CLKMGR_SDRPLLGRP_S2FUSER2CLK_CNT_OFFSET), |
| |
| }; |
| |
| debug("Freezing all I/O banks\n"); |
| /* freeze all IO banks */ |
| sys_mgr_frzctrl_freeze_req(); |
| |
| debug("Reconfigure Clock Manager\n"); |
| /* reconfigure the PLLs */ |
| cm_basic_init(&cm_default_cfg); |
| |
| /* configure the IOCSR / IO buffer settings */ |
| if (scan_mgr_configure_iocsr()) |
| hang(); |
| |
| /* configure the pin muxing through system manager */ |
| sysmgr_pinmux_init(); |
| #endif /* CONFIG_SOCFPGA_VIRTUAL_TARGET */ |
| |
| /* de-assert reset for peripherals and bridges based on handoff */ |
| reset_deassert_peripherals_handoff(); |
| |
| debug("Unfreezing/Thaw all I/O banks\n"); |
| /* unfreeze / thaw all IO banks */ |
| sys_mgr_frzctrl_thaw_req(); |
| |
| /* enable console uart printing */ |
| preloader_console_init(); |
| } |
