[RESEND PATCH v11 0/6] Driver for at91 usart in spi mode

Hello, This is the 11th version of driver. I added a mfd driver which by default probes atmel_serial driver and if in dt is specified to probe the spi driver, then the spi-at91-usart driver will be probed. The compatible for atmel_serial is now the compatible for at91-usart mfd driver and

[RESEND PATCH v11 0/6] Driver for at91 usart in spi mode

Hello, This is the 11th version of driver. I added a mfd driver which by default probes atmel_serial driver and if in dt is specified to probe the spi driver, then the spi-at91-usart driver will be probed. The compatible for atmel_serial is now the compatible for at91-usart mfd driver and