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| author | Bich Hemon <bich.hemon@st.com> | 2019-06-04 11:55:12 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-10 19:47:43 +0300 |
| commit | c70669ecef4e34af8913108fae4b8a9b1dc63fa1 (patch) | |
| tree | 24eea6f8d90cde7b58df969e8a56b5f7a8bf8ba6 /drivers/tty/serial/stm32-usart.c | |
| parent | 15b3cd8ef46ad1b100e0d3c7e38774f330726820 (diff) | |
| download | linux-c70669ecef4e34af8913108fae4b8a9b1dc63fa1.tar.xz | |
serial: stm32: select pinctrl state in each suspend/resume function
Select either pinctrl sleep state in suspend function or default state in
resume function.
Signed-off-by: Bich Hemon <bich.hemon@st.com>
Signed-off-by: Erwan Le Ray <erwan.leray@st.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/stm32-usart.c')
| -rw-r--r-- | drivers/tty/serial/stm32-usart.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index 9c2b04e6f5b6..04eda75d671c 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -1298,6 +1298,8 @@ static int stm32_serial_suspend(struct device *dev) else stm32_serial_enable_wakeup(port, false); + pinctrl_pm_select_sleep_state(dev); + return 0; } @@ -1305,6 +1307,8 @@ static int stm32_serial_resume(struct device *dev) { struct uart_port *port = dev_get_drvdata(dev); + pinctrl_pm_select_default_state(dev); + if (device_may_wakeup(dev)) stm32_serial_enable_wakeup(port, false); |