serial/cpm_uart/cpm_uart_cpm2.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  * Driver for CPM (SCC/SMC) serial ports
0004  *
0005  * definitions for cpm2
0006  *
0007  */
0008
0009 #ifndef CPM_UART_CPM2_H
0010 #define CPM_UART_CPM2_H
0011
0012 #include <asm/cpm2.h>
0013
0014 static inline void cpm_set_brg(int brg, int baud)
0015 {
0016     cpm_setbrg(brg, baud);
0017 }
0018
0019 static inline void cpm_set_scc_fcr(scc_uart_t __iomem *sup)
0020 {
0021     out_8(&sup->scc_genscc.scc_rfcr, CPMFCR_GBL | CPMFCR_EB);
0022     out_8(&sup->scc_genscc.scc_tfcr, CPMFCR_GBL | CPMFCR_EB);
0023 }
0024
0025 static inline void cpm_set_smc_fcr(smc_uart_t __iomem *up)
0026 {
0027     out_8(&up->smc_rfcr, CPMFCR_GBL | CPMFCR_EB);
0028     out_8(&up->smc_tfcr, CPMFCR_GBL | CPMFCR_EB);
0029 }
0030
0031 #define DPRAM_BASE  ((u8 __iomem __force *)cpm_dpram_addr(0))
0032
0033 #endif