drivers/tty/serial/cpm_uart/cpm_uart_cpm1.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Driver for CPM (SCC/SMC) serial ports
   4  *
   5  * definitions for cpm1
   6  *
   7  */
   8
   9 #ifndef CPM_UART_CPM1_H
  10 #define CPM_UART_CPM1_H
  11
  12 #include <asm/cpm1.h>
  13
  14 static inline void cpm_set_brg(int brg, int baud)
  15 {
  16         cpm_setbrg(brg, baud);
  17 }
  18
  19 static inline void cpm_set_scc_fcr(scc_uart_t __iomem * sup)
  20 {
  21         out_8(&sup->scc_genscc.scc_rfcr, SMC_EB);
  22         out_8(&sup->scc_genscc.scc_tfcr, SMC_EB);
  23 }
  24
  25 static inline void cpm_set_smc_fcr(smc_uart_t __iomem * up)
  26 {
  27         out_8(&up->smc_rfcr, SMC_EB);
  28         out_8(&up->smc_tfcr, SMC_EB);
  29 }
  30
  31 #define DPRAM_BASE      ((u8 __iomem __force *)cpm_dpram_addr(0))
  32
  33 #endif