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 <redacted>

Suggested-by: Uwe Kleine-König <redacted>
Acked-by: Uwe Kleine-König <redacted>

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |