1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 0529b5cc094b..aff04f1de3a5 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -576,6 +576,10 @@ static int dw8250_probe(struct platform_device *pdev)
         if (!data->skip_autocfg)
                 dw8250_setup_port(p);
 
+#ifdef CONFIG_PM
+        uart.capabilities |= UART_CAP_RPM;
+#endif
+
         /* If we have a valid fifosize, try hooking up DMA */
         if (p->fifosize) {
                 data->dma.rxconf.src_maxburst = p->fifosize / 4;