| /* |
| * Copyright (c) 2016 Open-RnD Sp. z o.o. |
| * Copyright (c) 2016 BayLibre, SAS |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef _STM32L4X_FLASH_REGISTERS_H_ |
| #define _STM32L4X_FLASH_REGISTERS_H_ |
| |
| enum { |
| STM32L4X_FLASH_LATENCY_0 = 0x0, |
| STM32L4X_FLASH_LATENCY_1 = 0x1, |
| STM32L4X_FLASH_LATENCY_2 = 0x2, |
| STM32L4X_FLASH_LATENCY_3 = 0x3, |
| STM32L4X_FLASH_LATENCY_4 = 0x4, |
| }; |
| |
| /* 3.7.1 FLASH_ACR */ |
| union __ef_acr { |
| u32_t val; |
| struct { |
| u32_t latency :3 __packed; |
| u32_t rsvd__3_7 :5 __packed; |
| u32_t prften :1 __packed; |
| u32_t icen :1 __packed; |
| u32_t dcen :1 __packed; |
| u32_t icrst :1 __packed; |
| u32_t dcrst :1 __packed; |
| u32_t run_pd :1 __packed; |
| u32_t sleep_pd :1 __packed; |
| u32_t rsvd__16_31 :17 __packed; |
| } bit; |
| }; |
| |
| /* FLASH register map */ |
| struct stm32l4x_flash { |
| volatile union __ef_acr acr; |
| volatile u32_t pdkeyr; |
| volatile u32_t keyr; |
| volatile u32_t optkeyr; |
| volatile u32_t sr; |
| volatile u32_t cr; |
| volatile u32_t eccr; |
| volatile u32_t rsvd_0; |
| volatile u32_t optr; |
| volatile u32_t pcrop1sr; |
| volatile u32_t pcrop1er; |
| volatile u32_t wrp1ar; |
| volatile u32_t wrp1br; |
| volatile u32_t rsvd_2[4]; |
| |
| /* |
| * The registers below are only present on STM32L4x2, STM32L4x5, |
| * STM32L4x6. |
| */ |
| volatile u32_t pcrop2sr; |
| volatile u32_t pcrop2er; |
| volatile u32_t wrp2ar; |
| volatile u32_t wrp2br; |
| }; |
| |
| #endif /* _STM32L4X_FLASH_REGISTERS_H_ */ |