From mboxrd@z Thu Jan 1 00:00:00 1970 From: hkallweit1@gmail.com (Heiner Kallweit) Date: Sun, 16 Apr 2017 22:13:25 +0200 Subject: [PATCH 3/6] serial: meson: remove unneeded variable assignment in meson_serial_port_write In-Reply-To: References: Message-ID: To: linus-amlogic@lists.infradead.org List-Id: linus-amlogic.lists.infradead.org AML_UART_TX_EN is set in meson_uart_startup and there's no place in the driver where it gets cleared. Therefore we don't have to set it here. Signed-off-by: Heiner Kallweit --- drivers/tty/serial/meson_uart.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c index 22857f1e..714b29ad 100644 --- a/drivers/tty/serial/meson_uart.c +++ b/drivers/tty/serial/meson_uart.c @@ -497,7 +497,6 @@ static void meson_serial_port_write(struct uart_port *port, const char *s, } val = readl(port->membase + AML_UART_CONTROL); - val |= AML_UART_TX_EN; tmp = val & ~(AML_UART_TX_INT_EN | AML_UART_RX_INT_EN); writel(tmp, port->membase + AML_UART_CONTROL); -- 2.12.2