1 files changed, 129 insertions, 0 deletions
diff --git a/plat/st/common/include/stm32mp_common.h b/plat/st/common/include/stm32mp_common.h
new file mode 100644
index 0000000..a5316b6
--- /dev/null
+++ b/plat/st/common/include/stm32mp_common.h
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2018-2022, STMicroelectronics - All Rights Reserved
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef STM32MP_COMMON_H
+#define STM32MP_COMMON_H
+
+#include <stdbool.h>
+
+#include <platform_def.h>
+
+#define JEDEC_ST_BKID U(0x0)
+#define JEDEC_ST_MFID U(0x20)
+
+/* Functions to save and get boot context address given by ROM code */
+void stm32mp_save_boot_ctx_address(uintptr_t address);
+uintptr_t stm32mp_get_boot_ctx_address(void);
+uint16_t stm32mp_get_boot_itf_selected(void);
+
+bool stm32mp_is_single_core(void);
+bool stm32mp_is_closed_device(void);
+bool stm32mp_is_auth_supported(void);
+
+/* Return the base address of the DDR controller */
+uintptr_t stm32mp_ddrctrl_base(void);
+
+/* Return the base address of the DDR PHY */
+uintptr_t stm32mp_ddrphyc_base(void);
+
+/* Return the base address of the PWR peripheral */
+uintptr_t stm32mp_pwr_base(void);
+
+/* Return the base address of the RCC peripheral */
+uintptr_t stm32mp_rcc_base(void);
+
+/* Check MMU status to allow spinlock use */
+bool stm32mp_lock_available(void);
+
+int stm32_get_otp_index(const char *otp_name, uint32_t *otp_idx,
+			uint32_t *otp_len);
+int stm32_get_otp_value(const char *otp_name, uint32_t *otp_val);
+int stm32_get_otp_value_from_idx(const uint32_t otp_idx, uint32_t *otp_val);
+
+/* Get IWDG platform instance ID from peripheral IO memory base address */
+uint32_t stm32_iwdg_get_instance(uintptr_t base);
+
+/* Return bitflag mask for expected IWDG configuration from OTP content */
+uint32_t stm32_iwdg_get_otp_config(uint32_t iwdg_inst);
+
+#if defined(IMAGE_BL2)
+/* Update OTP shadow registers with IWDG configuration from device tree */
+uint32_t stm32_iwdg_shadow_update(uint32_t iwdg_inst, uint32_t flags);
+#endif
+
+#if STM32MP_UART_PROGRAMMER || !defined(IMAGE_BL2)
+/* Get the UART address from its instance number */
+uintptr_t get_uart_address(uint32_t instance_nb);
+#endif
+
+/* Setup the UART console */
+int stm32mp_uart_console_setup(void);
+
+#if STM32MP_EARLY_CONSOLE
+void stm32mp_setup_early_console(void);
+#else
+static inline void stm32mp_setup_early_console(void)
+{
+}
+#endif
+
+/*
+ * Platform util functions for the GPIO driver
+ * @bank: Target GPIO bank ID as per DT bindings
+ *
+ * Platform shall implement these functions to provide to stm32_gpio
+ * driver the resource reference for a target GPIO bank. That are
+ * memory mapped interface base address, interface offset (see below)
+ * and clock identifier.
+ *
+ * stm32_get_gpio_bank_offset() returns a bank offset that is used to
+ * check DT configuration matches platform implementation of the banks
+ * description.
+ */
+uintptr_t stm32_get_gpio_bank_base(unsigned int bank);
+unsigned long stm32_get_gpio_bank_clock(unsigned int bank);
+uint32_t stm32_get_gpio_bank_offset(unsigned int bank);
+bool stm32_gpio_is_secure_at_reset(unsigned int bank);
+
+/* Return node offset for target GPIO bank ID @bank or a FDT error code */
+int stm32_get_gpio_bank_pinctrl_node(void *fdt, unsigned int bank);
+
+/* Get the chip revision */
+uint32_t stm32mp_get_chip_version(void);
+/* Get the chip device ID */
+uint32_t stm32mp_get_chip_dev_id(void);
+
+/* Get SOC name */
+#define STM32_SOC_NAME_SIZE 20
+void stm32mp_get_soc_name(char name[STM32_SOC_NAME_SIZE]);
+
+/* Print CPU information */
+void stm32mp_print_cpuinfo(void);
+
+/* Print board information */
+void stm32mp_print_boardinfo(void);
+
+/* Initialise the IO layer and register platform IO devices */
+void stm32mp_io_setup(void);
+
+/* Functions to map DDR in MMU with non-cacheable attribute, and unmap it */
+int stm32mp_map_ddr_non_cacheable(void);
+int stm32mp_unmap_ddr(void);
+
+/* Functions to save and get boot peripheral info */
+void stm32_save_boot_interface(uint32_t interface, uint32_t instance);
+void stm32_get_boot_interface(uint32_t *interface, uint32_t *instance);
+
+/* Functions to save and get boot authentication status and partition used */
+void stm32_save_boot_auth(uint32_t auth_status, uint32_t boot_partition);
+
+#if PSA_FWU_SUPPORT
+void stm32mp1_fwu_set_boot_idx(void);
+uint32_t stm32_get_and_dec_fwu_trial_boot_cnt(void);
+void stm32_set_max_fwu_trial_boot_cnt(void);
+#endif /* PSA_FWU_SUPPORT */
+
+#endif /* STM32MP_COMMON_H */