diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/819-uart-0011-serial-fsl_lpuart-enable-two-stop-bits.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/819-uart-0011-serial-fsl_lpuart-enable-two-stop-bits.patch | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/target/linux/layerscape/patches-5.4/819-uart-0011-serial-fsl_lpuart-enable-two-stop-bits.patch b/target/linux/layerscape/patches-5.4/819-uart-0011-serial-fsl_lpuart-enable-two-stop-bits.patch deleted file mode 100644 index 2d4c14922a..0000000000 --- a/target/linux/layerscape/patches-5.4/819-uart-0011-serial-fsl_lpuart-enable-two-stop-bits.patch +++ /dev/null @@ -1,49 +0,0 @@ -From 5f1a35c3f5c17cc6229873248a56784fcd03db1c Mon Sep 17 00:00:00 2001 -From: Fugang Duan <fugang.duan@nxp.com> -Date: Fri, 27 Sep 2019 15:18:41 +0800 -Subject: [PATCH] serial: fsl_lpuart: enable two stop bits - -Add two stop bits support. -User can run the command to enable two stop bits -for test: stty cstopb -F /dev/ttyLPx - -Signed-off-by: Fugang Duan <fugang.duan@nxp.com> ---- - drivers/tty/serial/fsl_lpuart.c | 8 ++++++-- - 1 file changed, 6 insertions(+), 2 deletions(-) - ---- a/drivers/tty/serial/fsl_lpuart.c -+++ b/drivers/tty/serial/fsl_lpuart.c -@@ -2135,11 +2135,12 @@ lpuart32_set_termios(struct uart_port *p - { - struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned long flags; -- unsigned long ctrl, old_ctrl, modem; -+ unsigned long ctrl, old_ctrl, bd, modem; - unsigned int baud; - unsigned int old_csize = old ? old->c_cflag & CSIZE : CS8; - - ctrl = old_ctrl = lpuart32_read(&sport->port, UARTCTRL); -+ bd = lpuart32_read(&sport->port, UARTBAUD); - modem = lpuart32_read(&sport->port, UARTMODIR); - /* - * only support CS8 and CS7, and for CS7 must enable PE. -@@ -2176,7 +2177,9 @@ lpuart32_set_termios(struct uart_port *p - } - - if (termios->c_cflag & CSTOPB) -- termios->c_cflag &= ~CSTOPB; -+ bd |= UARTBAUD_SBNS; -+ else -+ bd &= ~UARTBAUD_SBNS; - - /* parity must be enabled when CS7 to match 8-bits format */ - if ((termios->c_cflag & CSIZE) == CS7) -@@ -2246,6 +2249,7 @@ lpuart32_set_termios(struct uart_port *p - lpuart32_write(&sport->port, old_ctrl & ~(UARTCTRL_TE | UARTCTRL_RE), - UARTCTRL); - -+ lpuart32_write(&sport->port, bd, UARTBAUD); - lpuart32_serial_setbrg(sport, baud); - lpuart32_write(&sport->port, modem, UARTMODIR); - lpuart32_write(&sport->port, ctrl, UARTCTRL); |