diff options
Diffstat (limited to 'drivers/serial/serial_stm32.h')
| -rw-r--r-- | drivers/serial/serial_stm32.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/serial/serial_stm32.h b/drivers/serial/serial_stm32.h index d08ba1f55f..42fb1321e9 100644 --- a/drivers/serial/serial_stm32.h +++ b/drivers/serial/serial_stm32.h @@ -12,6 +12,8 @@ #define CR3_OFFSET(x) (x ? 0x14 : 0x08) #define BRR_OFFSET(x) (x ? 0x08 : 0x0c) #define ISR_OFFSET(x) (x ? 0x00 : 0x1c) + +#define ICR_OFFSET 0x20 /* * STM32F4 has one Data Register (DR) for received or transmitted * data, so map Receive Data Register (RDR) and Transmit Data @@ -23,28 +25,24 @@ struct stm32_uart_info { u8 uart_enable_bit; /* UART_CR1_UE */ bool stm32f4; /* true for STM32F4, false otherwise */ - bool has_overrun_disable; bool has_fifo; }; struct stm32_uart_info stm32f4_info = { .stm32f4 = true, .uart_enable_bit = 13, - .has_overrun_disable = false, .has_fifo = false, }; struct stm32_uart_info stm32f7_info = { .uart_enable_bit = 0, .stm32f4 = false, - .has_overrun_disable = true, .has_fifo = false, }; struct stm32_uart_info stm32h7_info = { .uart_enable_bit = 0, .stm32f4 = false, - .has_overrun_disable = true, .has_fifo = true, }; @@ -62,6 +60,7 @@ struct stm32x7_serial_platdata { #define USART_CR3_OVRDIS BIT(12) +#define USART_SR_FLAG_ORE BIT(3) #define USART_SR_FLAG_RXNE BIT(5) #define USART_SR_FLAG_TXE BIT(7) @@ -69,4 +68,5 @@ struct stm32x7_serial_platdata { #define USART_BRR_M_SHIFT 4 #define USART_BRR_M_MASK GENMASK(15, 4) +#define USART_ICR_OREF BIT(3) #endif |