cleanup and make interrupt code more robust
[openwrt/staging/florian.git] / target / linux / adm8668 / files / arch / mips / include / asm / mach-adm8668 / adm8668.h
1 /************************************************************************
2 *
3 * Copyright (c) 2005
4 * Infineon Technologies AG
5 * St. Martin Strasse 53; 81669 Muenchen; Germany
6 *
7 ************************************************************************/
8
9 #ifndef __ADM8668_H__
10 #define __ADM8668_H__
11
12 #define SYS_CLOCK 175000000
13
14 /*======================= Physical Memory Map ============================*/
15 #define ADM8668_SDRAM_BASE 0
16 #define ADM8668_SMEM1_BASE 0x10000000
17 #define ADM8668_MPMC_BASE 0x11000000
18 #define ADM8668_USB_BASE 0x11200000
19 #define ADM8668_CONFIG_BASE 0x11400000
20 #define ADM8668_WAN_BASE 0x11600000
21 #define ADM8668_WLAN_BASE 0x11800000
22 #define ADM8668_LAN_BASE 0x11A00000
23 #define ADM8668_INTC_BASE 0x1E000000
24 #define ADM8668_TMR_BASE 0x1E200000
25 #define ADM8668_UART0_BASE 0x1E400000
26 #define ADM8668_SMEM0_BASE 0x1FC00000
27 #define ADM8668_NAND_BASE 0x1FFFFF00
28
29 #define PCICFG_BASE 0x12200000
30 #define PCIDAT_BASE 0x12400000
31
32 /** onboard uart **/
33 #define ADM8668_UARTCLK_FREQ 62500000
34
35 /* interrupt levels */
36 #define INT_LVL_SWI 1
37 #define INT_LVL_COMMS_RX 2
38 #define INT_LVL_COMMS_TX 3
39 #define INT_LVL_TIMERINT0 4
40 #define INT_LVL_TIMERINT1 5
41 #define INT_LVL_UART0 6
42 #define INT_LVL_LAN 7
43 #define INT_LVL_WAN 8
44 #define INT_LVL_WLAN 9
45 #define INT_LVL_GPIO 10
46 #define INT_LVL_IDE 11
47 #define INT_LVL_PCI2 12
48 #define INT_LVL_PCI1 13
49 #define INT_LVL_PCI0 14
50 #define INT_LVL_USB 15
51 #define INT_LVL_MAX INT_LVL_USB
52
53 /* register access macros */
54 #define ADM8668_LAN_REG(_reg) \
55 (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_LAN_BASE + (_reg)))))
56 #define ADM8668_WAN_REG(_reg) \
57 (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_WAN_BASE + (_reg)))))
58 #define ADM8668_WLAN_REG(_reg) \
59 (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_WLAN_BASE + (_reg)))))
60 #define ADM8668_CONFIG_REG(_reg) \
61 (*((volatile unsigned int *)(KSEG1ADDR(ADM8668_CONFIG_BASE + (_reg)))))
62
63 /* lan registers */
64 #define NETCSR6 0x30
65 #define NETCSR7 0x38
66 #define NETCSR37 0xF8
67
68 /* known/used CPU configuration registers */
69 #define ADM8668_CR0 0x00
70 #define ADM8668_CR1 0x04
71 #define ADM8668_CR3 0x0C
72
73 /** For GPIO control **/
74 #define GPIO_REG 0x5C /* on WLAN */
75 #define CRGPIO_REG 0x20 /* on CPU */
76 #define GPIO0_OUTPUT_ENABLE 0x1000
77 #define GPIO1_OUTPUT_ENABLE 0x2000
78 #define GPIO2_OUTPUT_ENABLE 0x4000
79 #define GPIO_OUTPUT_ENABLE_ALL 0x7000
80 #define GPIO0_OUTPUT_1 0x40
81 #define GPIO1_OUTPUT_1 0x80
82 #define GPIO2_OUTPUT_1 0x100
83 #define GPIO0_INPUT_1 0x1
84 #define GPIO1_INPUT_1 0x2
85 #define GPIO2_INPUT_1 0x4
86
87 #define GPIO_SET_HI(num) \
88 ADM8668_WLAN_REG(GPIO_REG) |= (1 << (6 + num))
89
90 #define GPIO_SET_LOW(num) \
91 ADM8668_WLAN_REG(GPIO_REG) &= ~(1 << (6 + num))
92
93 #define GPIO_TOGGLE(num) \
94 ADM8668_WLAN_REG(GPIO_REG) ^= (1 << (6 + num))
95
96 #define CRGPIO_SET_HI(num) \
97 ADM8668_CONFIG_REG(CRGPIO_REG) |= (1 << (6 + num))
98
99 #define CRGPIO_SET_LOW(num) \
100 ADM8668_CONFIG_REG(CRGPIO_REG) &= ~(1 << (6 + num))
101
102 #define CRGPIO_TOGGLE(num) \
103 ADM8668_CONFIG_REG(CRGPIO_REG) ^= (1 << (6 + num))
104
105 void adm8668_init_clocks(void);
106
107 #endif /* __ADM8668_H__ */