tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * linux/drivers/serial/cpm_uart/cpm_uart_cpm2.h
3 *
4 * Driver for CPM (SCC/SMC) serial ports
5 *
6 * definitions for cpm2
7 *
8 */
9
10#ifndef CPM_UART_CPM2_H
11#define CPM_UART_CPM2_H
12
13#include <asm/cpm2.h>
14
15/* defines for IRQs */
16#ifndef CONFIG_PPC_CPM_NEW_BINDING
17#define SMC1_IRQ SIU_INT_SMC1
18#define SMC2_IRQ SIU_INT_SMC2
19#define SCC1_IRQ SIU_INT_SCC1
20#define SCC2_IRQ SIU_INT_SCC2
21#define SCC3_IRQ SIU_INT_SCC3
22#define SCC4_IRQ SIU_INT_SCC4
23#endif
24
25static inline void cpm_set_brg(int brg, int baud)
26{
27 cpm_setbrg(brg, baud);
28}
29
30static inline void cpm_set_scc_fcr(scc_uart_t __iomem *sup)
31{
32 out_8(&sup->scc_genscc.scc_rfcr, CPMFCR_GBL | CPMFCR_EB);
33 out_8(&sup->scc_genscc.scc_tfcr, CPMFCR_GBL | CPMFCR_EB);
34}
35
36static inline void cpm_set_smc_fcr(smc_uart_t __iomem *up)
37{
38 out_8(&up->smc_rfcr, CPMFCR_GBL | CPMFCR_EB);
39 out_8(&up->smc_tfcr, CPMFCR_GBL | CPMFCR_EB);
40}
41
42#define DPRAM_BASE ((u8 __iomem __force *)cpm_dpram_addr(0))
43
44#endif