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1 | /* |
2 | * include/asm-v850/ma.h -- V850E/MA series of cpu chips | |
3 | * | |
4 | * Copyright (C) 2001,02,03 NEC Electronics Corporation | |
5 | * Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org> | |
6 | * | |
7 | * This file is subject to the terms and conditions of the GNU General | |
8 | * Public License. See the file COPYING in the main directory of this | |
9 | * archive for more details. | |
10 | * | |
11 | * Written by Miles Bader <miles@gnu.org> | |
12 | */ | |
13 | ||
14 | #ifndef __V850_MA_H__ | |
15 | #define __V850_MA_H__ | |
16 | ||
17 | /* The MA series uses the V850E cpu core. */ | |
18 | #include <asm/v850e.h> | |
19 | ||
20 | ||
21 | /* For <asm/entry.h> */ | |
22 | /* We use on-chip RAM, for a few miscellaneous variables that must be | |
23 | accessible using a load instruction relative to R0. The amount | |
24 | varies between chip models, but there's always at least 4K, and it | |
25 | should always start at FFFFC000. */ | |
26 | #define R0_RAM_ADDR 0xFFFFC000 | |
27 | ||
28 | ||
29 | /* MA series UART details. */ | |
30 | #define V850E_UART_BASE_FREQ CPU_CLOCK_FREQ | |
31 | ||
32 | /* This is a function that gets called before configuring the UART. */ | |
33 | #define V850E_UART_PRE_CONFIGURE ma_uart_pre_configure | |
34 | #ifndef __ASSEMBLY__ | |
35 | extern void ma_uart_pre_configure (unsigned chan, | |
36 | unsigned cflags, unsigned baud); | |
37 | #endif | |
38 | ||
39 | ||
40 | /* MA series timer C details. */ | |
41 | #define V850E_TIMER_C_BASE_ADDR 0xFFFFF600 | |
42 | ||
43 | ||
44 | /* MA series timer D details. */ | |
45 | #define V850E_TIMER_D_BASE_ADDR 0xFFFFF540 | |
46 | #define V850E_TIMER_D_TMD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x0) | |
47 | #define V850E_TIMER_D_CMD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x2) | |
48 | #define V850E_TIMER_D_TMCD_BASE_ADDR (V850E_TIMER_D_BASE_ADDR + 0x4) | |
49 | ||
50 | #define V850E_TIMER_D_BASE_FREQ CPU_CLOCK_FREQ | |
51 | ||
52 | ||
53 | /* Port 0 */ | |
54 | /* Direct I/O. Bits 0-7 are pins P00-P07. */ | |
55 | #define MA_PORT0_IO_ADDR 0xFFFFF400 | |
56 | #define MA_PORT0_IO (*(volatile u8 *)MA_PORT0_IO_ADDR) | |
57 | /* Port mode (for direct I/O, 0 = output, 1 = input). */ | |
58 | #define MA_PORT0_PM_ADDR 0xFFFFF420 | |
59 | #define MA_PORT0_PM (*(volatile u8 *)MA_PORT0_PM_ADDR) | |
60 | /* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */ | |
61 | #define MA_PORT0_PMC_ADDR 0xFFFFF440 | |
62 | #define MA_PORT0_PMC (*(volatile u8 *)MA_PORT0_PMC_ADDR) | |
63 | /* Port function control (for P04-P07, 0 = IRQ, 1 = DMARQ). */ | |
64 | #define MA_PORT0_PFC_ADDR 0xFFFFF460 | |
65 | #define MA_PORT0_PFC (*(volatile u8 *)MA_PORT0_PFC_ADDR) | |
66 | ||
67 | /* Port 1 */ | |
68 | /* Direct I/O. Bits 0-3 are pins P10-P13. */ | |
69 | #define MA_PORT1_IO_ADDR 0xFFFFF402 | |
70 | #define MA_PORT1_IO (*(volatile u8 *)MA_PORT1_IO_ADDR) | |
71 | /* Port mode (for direct I/O, 0 = output, 1 = input). */ | |
72 | #define MA_PORT1_PM_ADDR 0xFFFFF420 | |
73 | #define MA_PORT1_PM (*(volatile u8 *)MA_PORT1_PM_ADDR) | |
74 | /* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */ | |
75 | #define MA_PORT1_PMC_ADDR 0xFFFFF442 | |
76 | #define MA_PORT1_PMC (*(volatile u8 *)MA_PORT1_PMC_ADDR) | |
77 | ||
78 | /* Port 4 */ | |
79 | /* Direct I/O. Bits 0-5 are pins P40-P45. */ | |
80 | #define MA_PORT4_IO_ADDR 0xFFFFF408 | |
81 | #define MA_PORT4_IO (*(volatile u8 *)MA_PORT4_IO_ADDR) | |
82 | /* Port mode (for direct I/O, 0 = output, 1 = input). */ | |
83 | #define MA_PORT4_PM_ADDR 0xFFFFF428 | |
84 | #define MA_PORT4_PM (*(volatile u8 *)MA_PORT4_PM_ADDR) | |
85 | /* Port mode control (0 = direct I/O mode, 1 = alternative I/O mode). */ | |
86 | #define MA_PORT4_PMC_ADDR 0xFFFFF448 | |
87 | #define MA_PORT4_PMC (*(volatile u8 *)MA_PORT4_PMC_ADDR) | |
88 | /* Port function control (for serial interfaces, 0 = CSI, 1 = UART). */ | |
89 | #define MA_PORT4_PFC_ADDR 0xFFFFF468 | |
90 | #define MA_PORT4_PFC (*(volatile u8 *)MA_PORT4_PFC_ADDR) | |
91 | ||
92 | ||
93 | #ifndef __ASSEMBLY__ | |
94 | ||
95 | /* Initialize MA chip interrupts. */ | |
96 | extern void ma_init_irqs (void); | |
97 | ||
98 | #endif /* !__ASSEMBLY__ */ | |
99 | ||
100 | ||
101 | #endif /* __V850_MA_H__ */ |