src/soc/sifive/fu740/uart.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <stdint.h>
   4 #include <console/uart.h>
   5 #include <commonlib/bsd/helpers.h>
   6 #include <soc/addressmap.h>
   7 #include <soc/clock.h>
   8
   9 uintptr_t uart_platform_base(unsigned int idx)
  10 {
  11         if (idx < 2)
  12                 return FU740_UART(idx);
  13         else
  14                 return 0;
  15 }
  16
  17 unsigned int uart_platform_refclk(void)
  18 {
  19         // peripheral clock is attached to UART subsystem
  20         return clock_get_pclk();
  21 }