It should not be used together with Auto Flow Control, and Auto Flow Control is always enabled on Baytrail. Signed-off-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx> --- drivers/tty/serial/8250/8250_pci.c | 13 ------------- 1 file changed, 13 deletions(-) diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 61830b1..f236c75 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1355,9 +1355,6 @@ ce4100_serial_setup(struct serial_private *priv, #define BYT_PRV_CLK_N_VAL_SHIFT 16 #define BYT_PRV_CLK_UPDATE (1 << 31) -#define BYT_GENERAL_REG 0x808 -#define BYT_GENERAL_DIS_RTS_N_OVERRIDE (1 << 3) - #define BYT_TX_OVF_INT 0x820 #define BYT_TX_OVF_INT_MASK (1 << 1) @@ -1412,16 +1409,6 @@ byt_set_termios(struct uart_port *p, struct ktermios *termios, reg |= BYT_PRV_CLK_EN | BYT_PRV_CLK_UPDATE; writel(reg, p->membase + BYT_PRV_CLK); - /* - * If auto-handshake mechanism is not enabled, - * disable rts_n override - */ - reg = readl(p->membase + BYT_GENERAL_REG); - reg &= ~BYT_GENERAL_DIS_RTS_N_OVERRIDE; - if (termios->c_cflag & CRTSCTS) - reg |= BYT_GENERAL_DIS_RTS_N_OVERRIDE; - writel(reg, p->membase + BYT_GENERAL_REG); - serial8250_do_set_termios(p, termios, old); } -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
