4 /*******************************************************************************
6 * Copyright 2002 Integrated Device Technology, Inc.
9 * GPIO register definition.
11 * File : $Id: gpio.h,v 1.2 2002/06/06 18:34:04 astichte Exp $
13 * Author : ryan.holmQVist@idt.com
17 * Revision 1.2 2002/06/06 18:34:04 astichte
18 * Added XXX_PhysicalAddress and XXX_VirtualAddress
20 * Revision 1.1 2002/05/29 17:33:22 sysarch
21 * jba File moved from vcode/include/idt/acacia
24 ******************************************************************************/
28 GPIO0_PhysicalAddress
= 0x18050000,
29 GPIO_PhysicalAddress
= GPIO0_PhysicalAddress
, // Default
31 GPIO0_VirtualAddress
= 0xb8050000,
32 GPIO_VirtualAddress
= GPIO0_VirtualAddress
, // Default
37 u32 gpiofunc
; /* GPIO Function Register
38 * gpiofunc[x]==0 bit = gpio
39 * func[x]==1 bit = altfunc
41 u32 gpiocfg
; /* GPIO Configuration Register
42 * gpiocfg[x]==0 bit = input
43 * gpiocfg[x]==1 bit = output
45 u32 gpiod
; /* GPIO Data Register
46 * gpiod[x] read/write gpio pinX status
48 u32 gpioilevel
; /* GPIO Interrupt Status Register
49 * interrupt level (see gpioistat)
51 u32 gpioistat
; /* Gpio Interrupt Status Register
52 * istat[x] = (gpiod[x] == level[x])
53 * cleared in ISR (STICKY bits)
55 u32 gpionmien
; /* GPIO Non-maskable Interrupt Enable Register */
60 GPIO_gpio_v
= 0, // gpiofunc use pin as GPIO.
61 GPIO_alt_v
= 1, // gpiofunc use pin as alt.
62 GPIO_input_v
= 0, // gpiocfg use pin as input.
63 GPIO_output_v
= 1, // gpiocfg use pin as output.
65 GPIO_pin0_m
= 0x00000001,
67 GPIO_pin1_m
= 0x00000002,
69 GPIO_pin2_m
= 0x00000004,
71 GPIO_pin3_m
= 0x00000008,
73 GPIO_pin4_m
= 0x00000010,
75 GPIO_pin5_m
= 0x00000020,
77 GPIO_pin6_m
= 0x00000040,
79 GPIO_pin7_m
= 0x00000080,
81 GPIO_pin8_m
= 0x00000100,
83 GPIO_pin9_m
= 0x00000200,
85 GPIO_pin10_m
= 0x00000400,
87 GPIO_pin11_m
= 0x00000800,
89 GPIO_pin12_m
= 0x00001000,
91 GPIO_pin13_m
= 0x00002000,
93 GPIO_pin14_m
= 0x00004000,
95 GPIO_pin15_m
= 0x00008000,
97 GPIO_pin16_m
= 0x00010000,
99 GPIO_pin17_m
= 0x00020000,
101 GPIO_pin18_m
= 0x00040000,
103 GPIO_pin19_m
= 0x00080000,
105 GPIO_pin20_m
= 0x00100000,
107 GPIO_pin21_m
= 0x00200000,
109 GPIO_pin22_m
= 0x00400000,
111 GPIO_pin23_m
= 0x00800000,
113 GPIO_pin24_m
= 0x01000000,
115 GPIO_pin25_m
= 0x02000000,
117 GPIO_pin26_m
= 0x04000000,
119 GPIO_pin27_m
= 0x08000000,
121 GPIO_pin28_m
= 0x10000000,
123 GPIO_pin29_m
= 0x20000000,
125 GPIO_pin30_m
= 0x40000000,
127 GPIO_pin31_m
= 0x80000000,
129 // Alternate function pins. Corrsponding gpiofunc bit set to GPIO_alt_v.
131 GPIO_u0sout_b
= GPIO_pin0_b
, // UART 0 serial out.
132 GPIO_u0sout_m
= GPIO_pin0_m
,
133 GPIO_u0sout_cfg_v
= GPIO_output_v
,
134 GPIO_u0sinp_b
= GPIO_pin1_b
, // UART 0 serial in.
135 GPIO_u0sinp_m
= GPIO_pin1_m
,
136 GPIO_u0sinp_cfg_v
= GPIO_input_v
,
137 GPIO_u0rtsn_b
= GPIO_pin2_b
, // UART 0 req. to send.
138 GPIO_u0rtsn_m
= GPIO_pin2_m
,
139 GPIO_u0rtsn_cfg_v
= GPIO_output_v
,
140 GPIO_u0ctsn_b
= GPIO_pin3_b
, // UART 0 clear to send.
141 GPIO_u0ctsn_m
= GPIO_pin3_m
,
142 GPIO_u0ctsn_cfg_v
= GPIO_input_v
,
143 GPIO_maddr22_b
= GPIO_pin4_b
, // M&P bus bit 22.
144 GPIO_maddr22_m
= GPIO_pin4_m
,
145 GPIO_maddr22_cfg_v
= GPIO_output_v
,
147 GPIO_maddr23_b
= GPIO_pin5_b
, // M&P bus bit 23.
148 GPIO_maddr23_m
= GPIO_pin5_m
,
149 GPIO_maddr23_cfg_v
= GPIO_output_v
,
151 GPIO_maddr24_b
= GPIO_pin6_b
, // M&P bus bit 24.
152 GPIO_maddr24_m
= GPIO_pin6_m
,
153 GPIO_maddr24_cfg_v
= GPIO_output_v
,
155 GPIO_maddr25_b
= GPIO_pin7_b
, // M&P bus bit 25.
156 GPIO_maddr25_m
= GPIO_pin7_m
,
157 GPIO_maddr25_cfg_v
= GPIO_output_v
,
159 GPIO_cpu_b
= GPIO_pin8_b
, // M&P bus bit 25.
160 GPIO_cpu_m
= GPIO_pin8_m
,
161 GPIO_cpu_cfg_v
= GPIO_output_v
,
162 GPIO_afspare6_b
= GPIO_pin9_b
, // reserved.
163 GPIO_afspare6_m
= GPIO_pin9_m
,
164 GPIO_afspare6_cfg_v
= GPIO_input_v
,
165 GPIO_afspare4_b
= GPIO_pin10_b
, // reserved.
166 GPIO_afspare4_m
= GPIO_pin10_m
,
167 GPIO_afspare4_cfg_v
= GPIO_input_v
,
168 GPIO_afspare3_b
= GPIO_pin11_b
, // reserved.
169 GPIO_afspare3_m
= GPIO_pin11_m
,
170 GPIO_afspare3_cfg_v
= GPIO_input_v
,
171 GPIO_afspare2_b
= GPIO_pin12_b
, // reserved.
172 GPIO_afspare2_m
= GPIO_pin12_m
,
173 GPIO_afspare2_cfg_v
= GPIO_input_v
,
174 GPIO_pcimuintn_b
= GPIO_pin13_b
, // PCI messaging int.
175 GPIO_pcimuintn_m
= GPIO_pin13_m
,
176 GPIO_pcimuintn_cfg_v
= GPIO_output_v
,
180 #endif // __IDT_GPIO_H__
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