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-rw-r--r--drivers/tty/serial/8250/8250.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c
index 39d970719f7d..4ab8af797ad9 100644
--- a/drivers/tty/serial/8250/8250.c
+++ b/drivers/tty/serial/8250/8250.c
@@ -280,7 +280,8 @@ static const struct serial8250_config uart_config[] = {
.fifo_size = 64,
.tx_loadsz = 64,
.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
- .flags = UART_CAP_FIFO | UART_CAP_AFE | UART_CAP_EFR,
+ .flags = UART_CAP_FIFO | UART_CAP_AFE | UART_CAP_EFR |
+ UART_CAP_SLEEP,
},
[PORT_XR17V35X] = {
.name = "XR17V35X",
@@ -591,7 +592,8 @@ static void serial8250_set_sleep(struct uart_8250_port *p, int sleep)
* offset but the UART channel may only write to the corresponding
* bit.
*/
- if (p->port.type == PORT_XR17V35X) {
+ if ((p->port.type == PORT_XR17V35X) ||
+ (p->port.type == PORT_XR17D15X)) {
serial_out(p, UART_EXAR_SLEEP, 0xff);
return;
}
@@ -1056,8 +1058,12 @@ static void autoconfig_16550a(struct uart_8250_port *up)
* Exar uarts have EFR in a weird location
*/
if (up->port.flags & UPF_EXAR_EFR) {
+ DEBUG_AUTOCONF("Exar XR17D15x ");
up->port.type = PORT_XR17D15X;
- up->capabilities |= UART_CAP_AFE | UART_CAP_EFR;
+ up->capabilities |= UART_CAP_AFE | UART_CAP_EFR |
+ UART_CAP_SLEEP;
+
+ return;
}
/*