diff options
| -rw-r--r-- | drivers/tty/serial/xilinx_uartps.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index da83ae6df1e0..606429b85017 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -1420,9 +1420,17 @@ static int __maybe_unused cdns_runtime_resume(struct device *dev) { struct uart_port *port = dev_get_drvdata(dev); struct cdns_uart *cdns_uart = port->private_data; + int ret; + + ret = clk_enable(cdns_uart->pclk); + if (ret) + return ret; - clk_enable(cdns_uart->pclk); - clk_enable(cdns_uart->uartclk); + ret = clk_enable(cdns_uart->uartclk); + if (ret) { + clk_disable(cdns_uart->pclk); + return ret; + } return 0; }; |