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diff --git a/arch/arm/mach-pxa/include/mach/mfp.h b/arch/arm/mach-pxa/include/mach/mfp.h
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1/*
2 * arch/arm/mach-pxa/include/mach/mfp.h
3 *
4 * Multi-Function Pin Definitions
5 *
6 * Copyright (C) 2007 Marvell International Ltd.
7 *
8 * 2007-8-21: eric miao <eric.miao@marvell.com>
9 * initial version
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
14 */
15
16#ifndef __ASM_ARCH_MFP_H
17#define __ASM_ARCH_MFP_H
18
19#define mfp_to_gpio(m) ((m) % 128)
20
21/* list of all the configurable MFP pins */
22enum {
23 MFP_PIN_INVALID = -1,
24
25 MFP_PIN_GPIO0 = 0,
26 MFP_PIN_GPIO1,
27 MFP_PIN_GPIO2,
28 MFP_PIN_GPIO3,
29 MFP_PIN_GPIO4,
30 MFP_PIN_GPIO5,
31 MFP_PIN_GPIO6,
32 MFP_PIN_GPIO7,
33 MFP_PIN_GPIO8,
34 MFP_PIN_GPIO9,
35 MFP_PIN_GPIO10,
36 MFP_PIN_GPIO11,
37 MFP_PIN_GPIO12,
38 MFP_PIN_GPIO13,
39 MFP_PIN_GPIO14,
40 MFP_PIN_GPIO15,
41 MFP_PIN_GPIO16,
42 MFP_PIN_GPIO17,
43 MFP_PIN_GPIO18,
44 MFP_PIN_GPIO19,
45 MFP_PIN_GPIO20,
46 MFP_PIN_GPIO21,
47 MFP_PIN_GPIO22,
48 MFP_PIN_GPIO23,
49 MFP_PIN_GPIO24,
50 MFP_PIN_GPIO25,
51 MFP_PIN_GPIO26,
52 MFP_PIN_GPIO27,
53 MFP_PIN_GPIO28,
54 MFP_PIN_GPIO29,
55 MFP_PIN_GPIO30,
56 MFP_PIN_GPIO31,
57 MFP_PIN_GPIO32,
58 MFP_PIN_GPIO33,
59 MFP_PIN_GPIO34,
60 MFP_PIN_GPIO35,
61 MFP_PIN_GPIO36,
62 MFP_PIN_GPIO37,
63 MFP_PIN_GPIO38,
64 MFP_PIN_GPIO39,
65 MFP_PIN_GPIO40,
66 MFP_PIN_GPIO41,
67 MFP_PIN_GPIO42,
68 MFP_PIN_GPIO43,
69 MFP_PIN_GPIO44,
70 MFP_PIN_GPIO45,
71 MFP_PIN_GPIO46,
72 MFP_PIN_GPIO47,
73 MFP_PIN_GPIO48,
74 MFP_PIN_GPIO49,
75 MFP_PIN_GPIO50,
76 MFP_PIN_GPIO51,
77 MFP_PIN_GPIO52,
78 MFP_PIN_GPIO53,
79 MFP_PIN_GPIO54,
80 MFP_PIN_GPIO55,
81 MFP_PIN_GPIO56,
82 MFP_PIN_GPIO57,
83 MFP_PIN_GPIO58,
84 MFP_PIN_GPIO59,
85 MFP_PIN_GPIO60,
86 MFP_PIN_GPIO61,
87 MFP_PIN_GPIO62,
88 MFP_PIN_GPIO63,
89 MFP_PIN_GPIO64,
90 MFP_PIN_GPIO65,
91 MFP_PIN_GPIO66,
92 MFP_PIN_GPIO67,
93 MFP_PIN_GPIO68,
94 MFP_PIN_GPIO69,
95 MFP_PIN_GPIO70,
96 MFP_PIN_GPIO71,
97 MFP_PIN_GPIO72,
98 MFP_PIN_GPIO73,
99 MFP_PIN_GPIO74,
100 MFP_PIN_GPIO75,
101 MFP_PIN_GPIO76,
102 MFP_PIN_GPIO77,
103 MFP_PIN_GPIO78,
104 MFP_PIN_GPIO79,
105 MFP_PIN_GPIO80,
106 MFP_PIN_GPIO81,
107 MFP_PIN_GPIO82,
108 MFP_PIN_GPIO83,
109 MFP_PIN_GPIO84,
110 MFP_PIN_GPIO85,
111 MFP_PIN_GPIO86,
112 MFP_PIN_GPIO87,
113 MFP_PIN_GPIO88,
114 MFP_PIN_GPIO89,
115 MFP_PIN_GPIO90,
116 MFP_PIN_GPIO91,
117 MFP_PIN_GPIO92,
118 MFP_PIN_GPIO93,
119 MFP_PIN_GPIO94,
120 MFP_PIN_GPIO95,
121 MFP_PIN_GPIO96,
122 MFP_PIN_GPIO97,
123 MFP_PIN_GPIO98,
124 MFP_PIN_GPIO99,
125 MFP_PIN_GPIO100,
126 MFP_PIN_GPIO101,
127 MFP_PIN_GPIO102,
128 MFP_PIN_GPIO103,
129 MFP_PIN_GPIO104,
130 MFP_PIN_GPIO105,
131 MFP_PIN_GPIO106,
132 MFP_PIN_GPIO107,
133 MFP_PIN_GPIO108,
134 MFP_PIN_GPIO109,
135 MFP_PIN_GPIO110,
136 MFP_PIN_GPIO111,
137 MFP_PIN_GPIO112,
138 MFP_PIN_GPIO113,
139 MFP_PIN_GPIO114,
140 MFP_PIN_GPIO115,
141 MFP_PIN_GPIO116,
142 MFP_PIN_GPIO117,
143 MFP_PIN_GPIO118,
144 MFP_PIN_GPIO119,
145 MFP_PIN_GPIO120,
146 MFP_PIN_GPIO121,
147 MFP_PIN_GPIO122,
148 MFP_PIN_GPIO123,
149 MFP_PIN_GPIO124,
150 MFP_PIN_GPIO125,
151 MFP_PIN_GPIO126,
152 MFP_PIN_GPIO127,
153 MFP_PIN_GPIO0_2,
154 MFP_PIN_GPIO1_2,
155 MFP_PIN_GPIO2_2,
156 MFP_PIN_GPIO3_2,
157 MFP_PIN_GPIO4_2,
158 MFP_PIN_GPIO5_2,
159 MFP_PIN_GPIO6_2,
160 MFP_PIN_GPIO7_2,
161 MFP_PIN_GPIO8_2,
162 MFP_PIN_GPIO9_2,
163 MFP_PIN_GPIO10_2,
164 MFP_PIN_GPIO11_2,
165 MFP_PIN_GPIO12_2,
166 MFP_PIN_GPIO13_2,
167 MFP_PIN_GPIO14_2,
168 MFP_PIN_GPIO15_2,
169 MFP_PIN_GPIO16_2,
170 MFP_PIN_GPIO17_2,
171
172 MFP_PIN_ULPI_STP,
173 MFP_PIN_ULPI_NXT,
174 MFP_PIN_ULPI_DIR,
175
176 MFP_PIN_nXCVREN,
177 MFP_PIN_DF_CLE_nOE,
178 MFP_PIN_DF_nADV1_ALE,
179 MFP_PIN_DF_SCLK_E,
180 MFP_PIN_DF_SCLK_S,
181 MFP_PIN_nBE0,
182 MFP_PIN_nBE1,
183 MFP_PIN_DF_nADV2_ALE,
184 MFP_PIN_DF_INT_RnB,
185 MFP_PIN_DF_nCS0,
186 MFP_PIN_DF_nCS1,
187 MFP_PIN_nLUA,
188 MFP_PIN_nLLA,
189 MFP_PIN_DF_nWE,
190 MFP_PIN_DF_ALE_nWE,
191 MFP_PIN_DF_nRE_nOE,
192 MFP_PIN_DF_ADDR0,
193 MFP_PIN_DF_ADDR1,
194 MFP_PIN_DF_ADDR2,
195 MFP_PIN_DF_ADDR3,
196 MFP_PIN_DF_IO0,
197 MFP_PIN_DF_IO1,
198 MFP_PIN_DF_IO2,
199 MFP_PIN_DF_IO3,
200 MFP_PIN_DF_IO4,
201 MFP_PIN_DF_IO5,
202 MFP_PIN_DF_IO6,
203 MFP_PIN_DF_IO7,
204 MFP_PIN_DF_IO8,
205 MFP_PIN_DF_IO9,
206 MFP_PIN_DF_IO10,
207 MFP_PIN_DF_IO11,
208 MFP_PIN_DF_IO12,
209 MFP_PIN_DF_IO13,
210 MFP_PIN_DF_IO14,
211 MFP_PIN_DF_IO15,
212
213 /* additional pins on PXA930 */
214 MFP_PIN_GSIM_UIO,
215 MFP_PIN_GSIM_UCLK,
216 MFP_PIN_GSIM_UDET,
217 MFP_PIN_GSIM_nURST,
218 MFP_PIN_PMIC_INT,
219 MFP_PIN_RDY,
220
221 MFP_PIN_MAX,
222};
223
224/*
225 * a possible MFP configuration is represented by a 32-bit integer
226 *
227 * bit 0.. 9 - MFP Pin Number (1024 Pins Maximum)
228 * bit 10..12 - Alternate Function Selection
229 * bit 13..15 - Drive Strength
230 * bit 16..18 - Low Power Mode State
231 * bit 19..20 - Low Power Mode Edge Detection
232 * bit 21..22 - Run Mode Pull State
233 *
234 * to facilitate the definition, the following macros are provided
235 *
236 * MFP_CFG_DEFAULT - default MFP configuration value, with
237 * alternate function = 0,
238 * drive strength = fast 3mA (MFP_DS03X)
239 * low power mode = default
240 * edge detection = none
241 *
242 * MFP_CFG - default MFPR value with alternate function
243 * MFP_CFG_DRV - default MFPR value with alternate function and
244 * pin drive strength
245 * MFP_CFG_LPM - default MFPR value with alternate function and
246 * low power mode
247 * MFP_CFG_X - default MFPR value with alternate function,
248 * pin drive strength and low power mode
249 */
250
251typedef unsigned long mfp_cfg_t;
252
253#define MFP_PIN(x) ((x) & 0x3ff)
254
255#define MFP_AF0 (0x0 << 10)
256#define MFP_AF1 (0x1 << 10)
257#define MFP_AF2 (0x2 << 10)
258#define MFP_AF3 (0x3 << 10)
259#define MFP_AF4 (0x4 << 10)
260#define MFP_AF5 (0x5 << 10)
261#define MFP_AF6 (0x6 << 10)
262#define MFP_AF7 (0x7 << 10)
263#define MFP_AF_MASK (0x7 << 10)
264#define MFP_AF(x) (((x) >> 10) & 0x7)
265
266#define MFP_DS01X (0x0 << 13)
267#define MFP_DS02X (0x1 << 13)
268#define MFP_DS03X (0x2 << 13)
269#define MFP_DS04X (0x3 << 13)
270#define MFP_DS06X (0x4 << 13)
271#define MFP_DS08X (0x5 << 13)
272#define MFP_DS10X (0x6 << 13)
273#define MFP_DS13X (0x7 << 13)
274#define MFP_DS_MASK (0x7 << 13)
275#define MFP_DS(x) (((x) >> 13) & 0x7)
276
277#define MFP_LPM_INPUT (0x0 << 16)
278#define MFP_LPM_DRIVE_LOW (0x1 << 16)
279#define MFP_LPM_DRIVE_HIGH (0x2 << 16)
280#define MFP_LPM_PULL_LOW (0x3 << 16)
281#define MFP_LPM_PULL_HIGH (0x4 << 16)
282#define MFP_LPM_FLOAT (0x5 << 16)
283#define MFP_LPM_STATE_MASK (0x7 << 16)
284#define MFP_LPM_STATE(x) (((x) >> 16) & 0x7)
285
286#define MFP_LPM_EDGE_NONE (0x0 << 19)
287#define MFP_LPM_EDGE_RISE (0x1 << 19)
288#define MFP_LPM_EDGE_FALL (0x2 << 19)
289#define MFP_LPM_EDGE_BOTH (0x3 << 19)
290#define MFP_LPM_EDGE_MASK (0x3 << 19)
291#define MFP_LPM_EDGE(x) (((x) >> 19) & 0x3)
292
293#define MFP_PULL_NONE (0x0 << 21)
294#define MFP_PULL_LOW (0x1 << 21)
295#define MFP_PULL_HIGH (0x2 << 21)
296#define MFP_PULL_BOTH (0x3 << 21)
297#define MFP_PULL_MASK (0x3 << 21)
298#define MFP_PULL(x) (((x) >> 21) & 0x3)
299
300#define MFP_CFG_DEFAULT (MFP_AF0 | MFP_DS03X | MFP_LPM_INPUT |\
301 MFP_LPM_EDGE_NONE | MFP_PULL_NONE)
302
303#define MFP_CFG(pin, af) \
304 ((MFP_CFG_DEFAULT & ~MFP_AF_MASK) |\
305 (MFP_PIN(MFP_PIN_##pin) | MFP_##af))
306
307#define MFP_CFG_DRV(pin, af, drv) \
308 ((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DS_MASK)) |\
309 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_##drv))
310
311#define MFP_CFG_LPM(pin, af, lpm) \
312 ((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_LPM_STATE_MASK)) |\
313 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_LPM_##lpm))
314
315#define MFP_CFG_X(pin, af, drv, lpm) \
316 ((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DS_MASK | MFP_LPM_STATE_MASK)) |\
317 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_##drv | MFP_LPM_##lpm))
318
319#endif /* __ASM_ARCH_MFP_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-13 02:00:08 -0500