acrn-kernel/drivers/serial/cpm_uart/cpm_uart_cpm2.h

45 lines
939 B
C

/*
* linux/drivers/serial/cpm_uart/cpm_uart_cpm2.h
*
* Driver for CPM (SCC/SMC) serial ports
*
* definitions for cpm2
*
*/
#ifndef CPM_UART_CPM2_H
#define CPM_UART_CPM2_H
#include <asm/cpm2.h>
/* defines for IRQs */
#ifndef CONFIG_PPC_CPM_NEW_BINDING
#define SMC1_IRQ SIU_INT_SMC1
#define SMC2_IRQ SIU_INT_SMC2
#define SCC1_IRQ SIU_INT_SCC1
#define SCC2_IRQ SIU_INT_SCC2
#define SCC3_IRQ SIU_INT_SCC3
#define SCC4_IRQ SIU_INT_SCC4
#endif
static inline void cpm_set_brg(int brg, int baud)
{
cpm_setbrg(brg, baud);
}
static inline void cpm_set_scc_fcr(scc_uart_t __iomem *sup)
{
out_8(&sup->scc_genscc.scc_rfcr, CPMFCR_GBL | CPMFCR_EB);
out_8(&sup->scc_genscc.scc_tfcr, CPMFCR_GBL | CPMFCR_EB);
}
static inline void cpm_set_smc_fcr(smc_uart_t __iomem *up)
{
out_8(&up->smc_rfcr, CPMFCR_GBL | CPMFCR_EB);
out_8(&up->smc_tfcr, CPMFCR_GBL | CPMFCR_EB);
}
#define DPRAM_BASE ((u8 __iomem __force *)cpm_dpram_addr(0))
#endif