On Fri, Aug 23, 2019 at 03:41:09PM +0200, Richard Genoud wrote: > Since commit ce59e48fdbad ("serial: mctrl_gpio: implement interrupt > handling"), the GPIOs interrupts are handled by mctrl_gpio_irq_handle(). Well no, since ce59e48fdbad the mctrl_gpio helper can do all that interrupt stuff. You want to reference 18dfef9c7f87b75bbb0fb66a634f7c13a45b9f8d here. > So, atmel_get_lines_status() can be completely killed and replaced by : > atmel_uart_readl(port, ATMEL_US_CSR); > > Signed-off-by: Richard Genoud <richard.genoud@xxxxxxxxx> Suggested-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> Acked-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ |