diff options
Diffstat (limited to 'chip/stm32/registers.h')
| -rw-r--r-- | chip/stm32/registers.h | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/chip/stm32/registers.h b/chip/stm32/registers.h index 077b72cbe0..673ff1e83d 100644 --- a/chip/stm32/registers.h +++ b/chip/stm32/registers.h @@ -375,11 +375,12 @@ typedef volatile struct timer_ctlr timer_ctlr_t; #error Unsupported chip variant #endif -/* Enable bits for RCC_APB/AHB regs */ +/* Peripheral bits for RCC_APB/AHB regs */ #define STM32_RCC_PB1_USART2 (1 << 17) #define STM32_RCC_PB1_USART3 (1 << 18) #define STM32_RCC_PB1_USART4 (1 << 19) #define STM32_RCC_PB1_USART5 (1 << 20) +#define STM32_RCC_PB2_SPI1 (1 << 12) #define STM32_RCC_PB2_USART1 (1 << 14) /* --- Watchdogs --- */ @@ -467,24 +468,28 @@ typedef volatile struct timer_ctlr timer_ctlr_t; /* The SPI controller registers */ struct stm32_spi_regs { - uint16_t ctrl1; + uint16_t cr1; uint16_t _pad0; - uint16_t ctrl2; + uint16_t cr2; uint16_t _pad1; - unsigned stat; - uint16_t data; + unsigned sr; + uint16_t dr; uint16_t _pad2; - unsigned crcp; - unsigned rxcrc; - unsigned txcrc; - unsigned i2scfgr; /* STM32F10x only */ - unsigned i2spr; /* STM32F10x only */ + unsigned crcpr; + unsigned rxcrcr; + unsigned txcrcr; + unsigned i2scfgr; /* STM32F10x and STM32L only */ + unsigned i2spr; /* STM32F10x and STM32L only */ }; /* Must be volatile, or compiler optimizes out repeated accesses */ typedef volatile struct stm32_spi_regs stm32_spi_regs_t; #define STM32_SPI1_REGS ((stm32_spi_regs_t *)STM32_SPI1_BASE) +#define STM32_SPI_CR1_SPE (1 << 6) +#define STM32_SPI_CR2_RXDMAEN (1 << 0) +#define STM32_SPI_CR2_TXDMAEN (1 << 1) + /* --- Debug --- */ #define STM32_DBGMCU_BASE 0xE0042000 |