42  * baudrate = (clk / (scale + 1)) * (step * (1 / 2^17))
44 static u32 ar933x_serial_get_baud(u32 clk, u32 scale, u32 step)  in ar933x_serial_get_baud()  argument
49 	div = (2 << 16) * (scale + 1);  in ar933x_serial_get_baud()
59 					 u32 *scale, u32 *step)  in ar933x_serial_get_scale_step()  argument
64 	*scale = 0;  in ar933x_serial_get_scale_step()
83 			*scale = tscale;  in ar933x_serial_get_scale_step()
92 	u32 val, scale, step;  in ar933x_serial_setbrg()  local
95 	ar933x_serial_get_scale_step(val, baudrate, &scale, &step);  in ar933x_serial_setbrg()
97 	val  = (scale & AR933X_UART_CLK_SCALE_M)  in ar933x_serial_setbrg()
203 	u32 val, scale, step;  in _debug_uart_init()  local
219 				     CONFIG_BAUDRATE, &scale, &step);  in _debug_uart_init()
221 	val  = (scale & AR933X_UART_CLK_SCALE_M)  in _debug_uart_init()