diff options
author | Patrice Chotard <patrice.chotard@st.com> | 2017-06-08 09:26:55 +0200 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2017-06-12 08:38:38 -0400 |
commit | 1afcf9cb25d4db2c2dd320eb93f463c55cdad040 (patch) | |
tree | b133f174cb34b4cea9a929a31f5a980012de0739 /drivers/serial/serial_stm32x7.h | |
parent | 1113ad49dce7d56429c6ad37738d06e7aef21fac (diff) |
serial: stm32x7: simplify baud rate register calculation
Simplify baud rate register formula and use the oversampling
uart feature.
This code is aligned with what is implemented in kernel driver
drivers/tty/serial/stm32-usart.c since kernel v4.9.
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Christophe KERELLO <christophe.kerello@st.com>
Reviewed-by: Patrick DELAUNAY <patrick.delaunay@st.com>
Acked-by: Vikas MANOCHA <vikas.manocha@st.com>
Diffstat (limited to 'drivers/serial/serial_stm32x7.h')
-rw-r--r-- | drivers/serial/serial_stm32x7.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/serial/serial_stm32x7.h b/drivers/serial/serial_stm32x7.h index 8c025485cd..facfdbabe8 100644 --- a/drivers/serial/serial_stm32x7.h +++ b/drivers/serial/serial_stm32x7.h @@ -23,8 +23,9 @@ struct stm32_usart { }; -#define USART_CR1_RE (1 << 2) +#define USART_CR1_OVER8 (1 << 15) #define USART_CR1_TE (1 << 3) +#define USART_CR1_RE (1 << 2) #define USART_CR1_UE (1 << 0) #define USART_CR3_OVRDIS (1 << 12) |