blob: a27680cbbb24a1b54e12591c5e1932c1539426a9 [file] [log] [blame]
/*
* Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2019, Intel Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <arch_helpers.h>
#include <common/bl_common.h>
#include <common/debug.h>
#include <common/desc_image_load.h>
#include <drivers/generic_delay_timer.h>
#include <drivers/synopsys/dw_mmc.h>
#include <drivers/ti/uart/uart_16550.h>
#include <lib/xlat_tables/xlat_tables.h>
#include "agilex_clock_manager.h"
#include "agilex_memory_controller.h"
#include "agilex_pinmux.h"
#include "agilex_system_manager.h"
#include "ccu/ncore_ccu.h"
#include "qspi/cadence_qspi.h"
#include "socfpga_handoff.h"
#include "socfpga_mailbox.h"
#include "socfpga_private.h"
#include "socfpga_reset_manager.h"
#include "wdt/watchdog.h"
const mmap_region_t agilex_plat_mmap[] = {
MAP_REGION_FLAT(DRAM_BASE, DRAM_SIZE,
MT_MEMORY | MT_RW | MT_NS),
MAP_REGION_FLAT(DEVICE1_BASE, DEVICE1_SIZE,
MT_DEVICE | MT_RW | MT_NS),
MAP_REGION_FLAT(DEVICE2_BASE, DEVICE2_SIZE,
MT_DEVICE | MT_RW | MT_SECURE),
MAP_REGION_FLAT(OCRAM_BASE, OCRAM_SIZE,
MT_NON_CACHEABLE | MT_RW | MT_SECURE),
MAP_REGION_FLAT(DEVICE3_BASE, DEVICE3_SIZE,
MT_DEVICE | MT_RW | MT_SECURE),
MAP_REGION_FLAT(MEM64_BASE, MEM64_SIZE,
MT_DEVICE | MT_RW | MT_NS),
MAP_REGION_FLAT(DEVICE4_BASE, DEVICE4_SIZE,
MT_DEVICE | MT_RW | MT_NS),
{0},
};
boot_source_type boot_source;
void bl2_el3_early_platform_setup(u_register_t x0, u_register_t x1,
u_register_t x2, u_register_t x4)
{
static console_16550_t console;
handoff reverse_handoff_ptr;
generic_delay_timer_init();
if (socfpga_get_handoff(&reverse_handoff_ptr))
return;
config_pinmux(&reverse_handoff_ptr);
boot_source = reverse_handoff_ptr.boot_source;
config_clkmgr_handoff(&reverse_handoff_ptr);
enable_nonsecure_access();
deassert_peripheral_reset();
config_hps_hs_before_warm_reset();
watchdog_init(get_wdt_clk());
console_16550_register(PLAT_UART0_BASE, get_uart_clk(), PLAT_BAUDRATE,
&console);
socfpga_delay_timer_init();
init_ncore_ccu();
init_hard_memory_controller();
mailbox_init();
socfpga_bridges_enable();
}
void bl2_el3_plat_arch_setup(void)
{
struct mmc_device_info info;
const mmap_region_t bl_regions[] = {
MAP_REGION_FLAT(BL2_BASE, BL2_END - BL2_BASE,
MT_MEMORY | MT_RW | MT_SECURE),
MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE,
MT_CODE | MT_SECURE),
MAP_REGION_FLAT(BL_RO_DATA_BASE,
BL_RO_DATA_END - BL_RO_DATA_BASE,
MT_RO_DATA | MT_SECURE),
#if USE_COHERENT_MEM_BAR
MAP_REGION_FLAT(BL_COHERENT_RAM_BASE,
BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE,
MT_DEVICE | MT_RW | MT_SECURE),
#endif
{0},
};
setup_page_tables(bl_regions, agilex_plat_mmap);
enable_mmu_el3(0);
dw_mmc_params_t params = EMMC_INIT_PARAMS(0x100000, get_mmc_clk());
info.mmc_dev_type = MMC_IS_SD;
info.ocr_voltage = OCR_3_3_3_4 | OCR_3_2_3_3;
switch (boot_source) {
case BOOT_SOURCE_SDMMC:
dw_mmc_init(&params, &info);
socfpga_io_setup(boot_source);
break;
case BOOT_SOURCE_QSPI:
mailbox_set_qspi_open();
mailbox_set_qspi_direct();
cad_qspi_init(0, QSPI_CONFIG_CPHA, QSPI_CONFIG_CPOL,
QSPI_CONFIG_CSDA, QSPI_CONFIG_CSDADS,
QSPI_CONFIG_CSEOT, QSPI_CONFIG_CSSOT, 0);
socfpga_io_setup(boot_source);
break;
default:
ERROR("Unsupported boot source\n");
panic();
break;
}
}
uint32_t get_spsr_for_bl33_entry(void)
{
unsigned long el_status;
unsigned int mode;
uint32_t spsr;
/* Figure out what mode we enter the non-secure world in */
el_status = read_id_aa64pfr0_el1() >> ID_AA64PFR0_EL2_SHIFT;
el_status &= ID_AA64PFR0_ELX_MASK;
mode = (el_status) ? MODE_EL2 : MODE_EL1;
/*
* TODO: Consider the possibility of specifying the SPSR in
* the FIP ToC and allowing the platform to have a say as
* well.
*/
spsr = SPSR_64(mode, MODE_SP_ELX, DISABLE_ALL_EXCEPTIONS);
return spsr;
}
int bl2_plat_handle_post_image_load(unsigned int image_id)
{
bl_mem_params_node_t *bl_mem_params = get_bl_mem_params_node(image_id);
switch (image_id) {
case BL33_IMAGE_ID:
bl_mem_params->ep_info.args.arg0 = 0xffff & read_mpidr();
bl_mem_params->ep_info.spsr = get_spsr_for_bl33_entry();
break;
default:
break;
}
return 0;
}
/*******************************************************************************
* Perform any BL3-1 platform setup code
******************************************************************************/
void bl2_platform_setup(void)
{
}