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drivers: flash: stm32: Update flash driver implementation

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Remove soc/arm/st_stm32/stm32YY/flash_registers.h files.
Change register accesses in stm32 flash drivers to use FLASH_TypeDef
from modules/hal/stm32/stm32cube/stm32YYxx/soc/stm32xxxxxx.h.

Fixes #16235

Signed-off-by: Sarvesh Patkar <psarvesh314@gmail.com>
This commit is contained in:
Sarvesh Patkar 2019-11-16 14:34:13 -08:00 • committed by Maureen Helm
commit 4f2c107389
20 changed files with 156 additions and 714 deletions
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63
soc/arm/st_stm32/stm32l4/flash_registers.h
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@ -1,63 +0,0 @@
/*
* 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_ */