* Andy Shevchenko <andriy.shevchenko@xxxxxxxxx> [230605 11:28]: > On Mon, Jun 05, 2023 at 09:15:11AM +0300, Tony Lindgren wrote: > > * Tony Lindgren <tony@xxxxxxxxxxx> [230603 06:35]: > > ... > > > /* wait until UART in idle status */ > > while > > - (serial_in(up, MTK_UART_DEBUG0)); > > + (mtk8250_read(data, MTK_UART_DEBUG0)); > > In case you go with this, make it a single line. OK makes sense thanks. Tony