diff options
Diffstat (limited to 'drivers/tty/serial/8250/8250_port.c')
| -rw-r--r-- | drivers/tty/serial/8250/8250_port.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index 16aeb1420137..fb891b67968f 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -322,6 +322,14 @@ static const struct serial8250_config uart_config[] = { .rxtrig_bytes = {2, 66, 130, 194}, .flags = UART_CAP_FIFO, }, + [PORT_BCM7271] = { + .name = "Broadcom BCM7271 UART", + .fifo_size = 32, + .tx_loadsz = 32, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_01, + .rxtrig_bytes = {1, 8, 16, 30}, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, }; /* Uart divisor latch read */ @@ -703,9 +711,6 @@ static void serial8250_set_sleep(struct uart_8250_port *p, int sleep) static void serial8250_clear_IER(struct uart_8250_port *up) { - /* Port locked to synchronize UART_IER access against the console. */ - lockdep_assert_held_once(&up->port.lock); - if (up->capabilities & UART_CAP_UUE) serial_out(up, UART_IER, UART_IER_UUE); else @@ -1706,8 +1711,7 @@ static void serial8250_enable_ms(struct uart_port *port) void serial8250_read_char(struct uart_8250_port *up, u16 lsr) { struct uart_port *port = &up->port; - unsigned char ch; - char flag = TTY_NORMAL; + u8 ch, flag = TTY_NORMAL; if (likely(lsr & UART_LSR_DR)) ch = serial_in(up, UART_RX); @@ -3278,6 +3282,7 @@ void serial8250_init_port(struct uart_8250_port *up) spin_lock_init(&port->lock); port->ctrl_id = 0; + port->pm = NULL; port->ops = &serial8250_pops; port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_8250_CONSOLE); |