blob: cd93d2eef7a3e3ff29652e195be395f0eebeec94 [file] [log] [blame]
/*
* Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <platform_def.h>
#include <arch_helpers.h>
#include <common/bl_common.h>
#include <common/debug.h>
#include <drivers/arm/gicv2.h>
#include <dt-bindings/clock/stm32mp1-clks.h>
#include <lib/mmio.h>
#include <lib/xlat_tables/xlat_tables_v2.h>
#include <plat/common/platform.h>
#include <stm32mp1_private.h>
#define MAP_SRAM MAP_REGION_FLAT(STM32MP1_SRAM_BASE, \
STM32MP1_SRAM_SIZE, \
MT_MEMORY | \
MT_RW | \
MT_SECURE | \
MT_EXECUTE_NEVER)
#define MAP_DEVICE1 MAP_REGION_FLAT(STM32MP1_DEVICE1_BASE, \
STM32MP1_DEVICE1_SIZE, \
MT_DEVICE | \
MT_RW | \
MT_SECURE | \
MT_EXECUTE_NEVER)
#define MAP_DEVICE2 MAP_REGION_FLAT(STM32MP1_DEVICE2_BASE, \
STM32MP1_DEVICE2_SIZE, \
MT_DEVICE | \
MT_RW | \
MT_SECURE | \
MT_EXECUTE_NEVER)
#if defined(IMAGE_BL2)
static const mmap_region_t stm32mp1_mmap[] = {
MAP_SRAM,
MAP_DEVICE1,
MAP_DEVICE2,
{0}
};
#endif
#if defined(IMAGE_BL32)
static const mmap_region_t stm32mp1_mmap[] = {
MAP_SRAM,
MAP_DEVICE1,
MAP_DEVICE2,
{0}
};
#endif
void configure_mmu(void)
{
mmap_add(stm32mp1_mmap);
init_xlat_tables();
enable_mmu_svc_mon(0);
}
uintptr_t plat_get_ns_image_entrypoint(void)
{
return BL33_BASE;
}
unsigned int plat_get_syscnt_freq2(void)
{
return read_cntfrq_el0();
}
/* Functions to save and get boot context address given by ROM code */
static uintptr_t boot_ctx_address;
void stm32mp1_save_boot_ctx_address(uintptr_t address)
{
boot_ctx_address = address;
}
uintptr_t stm32mp1_get_boot_ctx_address(void)
{
return boot_ctx_address;
}
uintptr_t stm32_get_gpio_bank_base(unsigned int bank)
{
switch (bank) {
case GPIO_BANK_A ... GPIO_BANK_K:
return GPIOA_BASE + (bank * GPIO_BANK_OFFSET);
case GPIO_BANK_Z:
return GPIOZ_BASE;
default:
panic();
}
}
/* Return clock ID on success, negative value on error */
unsigned long stm32_get_gpio_bank_clock(unsigned int bank)
{
switch (bank) {
case GPIO_BANK_A ... GPIO_BANK_K:
return GPIOA + (bank - GPIO_BANK_A);
case GPIO_BANK_Z:
return GPIOZ;
default:
panic();
}
}
uint32_t stm32_get_gpio_bank_offset(unsigned int bank)
{
if (bank == GPIO_BANK_Z) {
return 0;
} else {
return bank * GPIO_BANK_OFFSET;
}
}