1 #ifndef __ASM_ARCH_MFP_PXA3XX_H
2 #define __ASM_ARCH_MFP_PXA3XX_H
4 #define MFPR_BASE (0x40e10000)
5 #define MFPR_SIZE (PAGE_SIZE)
7 /* MFPR register bit definitions */
8 #define MFPR_PULL_SEL (0x1 << 15)
9 #define MFPR_PULLUP_EN (0x1 << 14)
10 #define MFPR_PULLDOWN_EN (0x1 << 13)
11 #define MFPR_SLEEP_SEL (0x1 << 9)
12 #define MFPR_SLEEP_OE_N (0x1 << 7)
13 #define MFPR_EDGE_CLEAR (0x1 << 6)
14 #define MFPR_EDGE_FALL_EN (0x1 << 5)
15 #define MFPR_EDGE_RISE_EN (0x1 << 4)
17 #define MFPR_SLEEP_DATA(x) ((x) << 8)
18 #define MFPR_DRIVE(x) (((x) & 0x7) << 10)
19 #define MFPR_AF_SEL(x) (((x) & 0x7) << 0)
21 #define MFPR_EDGE_NONE (0)
22 #define MFPR_EDGE_RISE (MFPR_EDGE_RISE_EN)
23 #define MFPR_EDGE_FALL (MFPR_EDGE_FALL_EN)
24 #define MFPR_EDGE_BOTH (MFPR_EDGE_RISE | MFPR_EDGE_FALL)
27 * Table that determines the low power modes outputs, with actual settings
28 * used in parentheses for don't-care values. Except for the float output,
29 * the configured driven and pulled levels match, so if there is a need for
30 * non-LPM pulled output, the same configuration could probably be used.
32 * Output value sleep_oe_n sleep_data pullup_en pulldown_en pull_sel
33 * (bit 7) (bit 8) (bit 14) (bit 13) (bit 15)
35 * Input 0 X(0) X(0) X(0) 0
36 * Drive 0 0 0 0 X(1) 0
37 * Drive 1 0 1 X(1) 0 0
38 * Pull hi (1) 1 X(1) 1 0 0
39 * Pull lo (0) 1 X(0) 0 1 0
40 * Z (float) 1 X(0) 0 0 0
42 #define MFPR_LPM_INPUT (0)
43 #define MFPR_LPM_DRIVE_LOW (MFPR_SLEEP_DATA(0) | MFPR_PULLDOWN_EN)
44 #define MFPR_LPM_DRIVE_HIGH (MFPR_SLEEP_DATA(1) | MFPR_PULLUP_EN)
45 #define MFPR_LPM_PULL_LOW (MFPR_LPM_DRIVE_LOW | MFPR_SLEEP_OE_N)
46 #define MFPR_LPM_PULL_HIGH (MFPR_LPM_DRIVE_HIGH | MFPR_SLEEP_OE_N)
47 #define MFPR_LPM_FLOAT (MFPR_SLEEP_OE_N)
48 #define MFPR_LPM_MASK (0xe080)
51 * The pullup and pulldown state of the MFP pin at run mode is by default
52 * determined by the selected alternate function. In case that some buggy
53 * devices need to override this default behavior, the definitions below
54 * indicates the setting of corresponding MFPR bits
56 * Definition pull_sel pullup_en pulldown_en
57 * MFPR_PULL_NONE 0 0 0
59 * MFPR_PULL_HIGH 1 1 0
60 * MFPR_PULL_BOTH 1 1 1
62 #define MFPR_PULL_NONE (0)
63 #define MFPR_PULL_LOW (MFPR_PULL_SEL | MFPR_PULLDOWN_EN)
64 #define MFPR_PULL_BOTH (MFPR_PULL_LOW | MFPR_PULLUP_EN)
65 #define MFPR_PULL_HIGH (MFPR_PULL_SEL | MFPR_PULLUP_EN)
67 /* PXA3xx common MFP configurations - processor specific ones defined
68 * in mfp-pxa300.h and mfp-pxa320.h
70 #define GPIO0_GPIO MFP_CFG(GPIO0, AF0)
71 #define GPIO1_GPIO MFP_CFG(GPIO1, AF0)
72 #define GPIO2_GPIO MFP_CFG(GPIO2, AF0)
73 #define GPIO3_GPIO MFP_CFG(GPIO3, AF0)
74 #define GPIO4_GPIO MFP_CFG(GPIO4, AF0)
75 #define GPIO5_GPIO MFP_CFG(GPIO5, AF0)
76 #define GPIO6_GPIO MFP_CFG(GPIO6, AF0)
77 #define GPIO7_GPIO MFP_CFG(GPIO7, AF0)
78 #define GPIO8_GPIO MFP_CFG(GPIO8, AF0)
79 #define GPIO9_GPIO MFP_CFG(GPIO9, AF0)
80 #define GPIO10_GPIO MFP_CFG(GPIO10, AF0)
81 #define GPIO11_GPIO MFP_CFG(GPIO11, AF0)
82 #define GPIO12_GPIO MFP_CFG(GPIO12, AF0)
83 #define GPIO13_GPIO MFP_CFG(GPIO13, AF0)
84 #define GPIO14_GPIO MFP_CFG(GPIO14, AF0)
85 #define GPIO15_GPIO MFP_CFG(GPIO15, AF0)
86 #define GPIO16_GPIO MFP_CFG(GPIO16, AF0)
87 #define GPIO17_GPIO MFP_CFG(GPIO17, AF0)
88 #define GPIO18_GPIO MFP_CFG(GPIO18, AF0)
89 #define GPIO19_GPIO MFP_CFG(GPIO19, AF0)
90 #define GPIO20_GPIO MFP_CFG(GPIO20, AF0)
91 #define GPIO21_GPIO MFP_CFG(GPIO21, AF0)
92 #define GPIO22_GPIO MFP_CFG(GPIO22, AF0)
93 #define GPIO23_GPIO MFP_CFG(GPIO23, AF0)
94 #define GPIO24_GPIO MFP_CFG(GPIO24, AF0)
95 #define GPIO25_GPIO MFP_CFG(GPIO25, AF0)
96 #define GPIO26_GPIO MFP_CFG(GPIO26, AF0)
97 #define GPIO27_GPIO MFP_CFG(GPIO27, AF0)
98 #define GPIO28_GPIO MFP_CFG(GPIO28, AF0)
99 #define GPIO29_GPIO MFP_CFG(GPIO29, AF0)
100 #define GPIO30_GPIO MFP_CFG(GPIO30, AF0)
101 #define GPIO31_GPIO MFP_CFG(GPIO31, AF0)
102 #define GPIO32_GPIO MFP_CFG(GPIO32, AF0)
103 #define GPIO33_GPIO MFP_CFG(GPIO33, AF0)
104 #define GPIO34_GPIO MFP_CFG(GPIO34, AF0)
105 #define GPIO35_GPIO MFP_CFG(GPIO35, AF0)
106 #define GPIO36_GPIO MFP_CFG(GPIO36, AF0)
107 #define GPIO37_GPIO MFP_CFG(GPIO37, AF0)
108 #define GPIO38_GPIO MFP_CFG(GPIO38, AF0)
109 #define GPIO39_GPIO MFP_CFG(GPIO39, AF0)
110 #define GPIO40_GPIO MFP_CFG(GPIO40, AF0)
111 #define GPIO41_GPIO MFP_CFG(GPIO41, AF0)
112 #define GPIO42_GPIO MFP_CFG(GPIO42, AF0)
113 #define GPIO43_GPIO MFP_CFG(GPIO43, AF0)
114 #define GPIO44_GPIO MFP_CFG(GPIO44, AF0)
115 #define GPIO45_GPIO MFP_CFG(GPIO45, AF0)
117 #define GPIO47_GPIO MFP_CFG(GPIO47, AF0)
118 #define GPIO48_GPIO MFP_CFG(GPIO48, AF0)
120 #define GPIO53_GPIO MFP_CFG(GPIO53, AF0)
121 #define GPIO54_GPIO MFP_CFG(GPIO54, AF0)
122 #define GPIO55_GPIO MFP_CFG(GPIO55, AF0)
124 #define GPIO57_GPIO MFP_CFG(GPIO57, AF0)
126 #define GPIO63_GPIO MFP_CFG(GPIO63, AF0)
127 #define GPIO64_GPIO MFP_CFG(GPIO64, AF0)
128 #define GPIO65_GPIO MFP_CFG(GPIO65, AF0)
129 #define GPIO66_GPIO MFP_CFG(GPIO66, AF0)
130 #define GPIO67_GPIO MFP_CFG(GPIO67, AF0)
131 #define GPIO68_GPIO MFP_CFG(GPIO68, AF0)
132 #define GPIO69_GPIO MFP_CFG(GPIO69, AF0)
133 #define GPIO70_GPIO MFP_CFG(GPIO70, AF0)
134 #define GPIO71_GPIO MFP_CFG(GPIO71, AF0)
135 #define GPIO72_GPIO MFP_CFG(GPIO72, AF0)
136 #define GPIO73_GPIO MFP_CFG(GPIO73, AF0)
137 #define GPIO74_GPIO MFP_CFG(GPIO74, AF0)
138 #define GPIO75_GPIO MFP_CFG(GPIO75, AF0)
139 #define GPIO76_GPIO MFP_CFG(GPIO76, AF0)
140 #define GPIO77_GPIO MFP_CFG(GPIO77, AF0)
141 #define GPIO78_GPIO MFP_CFG(GPIO78, AF0)
142 #define GPIO79_GPIO MFP_CFG(GPIO79, AF0)
143 #define GPIO80_GPIO MFP_CFG(GPIO80, AF0)
144 #define GPIO81_GPIO MFP_CFG(GPIO81, AF0)
145 #define GPIO82_GPIO MFP_CFG(GPIO82, AF0)
146 #define GPIO83_GPIO MFP_CFG(GPIO83, AF0)
147 #define GPIO84_GPIO MFP_CFG(GPIO84, AF0)
148 #define GPIO85_GPIO MFP_CFG(GPIO85, AF0)
149 #define GPIO86_GPIO MFP_CFG(GPIO86, AF0)
150 #define GPIO87_GPIO MFP_CFG(GPIO87, AF0)
151 #define GPIO88_GPIO MFP_CFG(GPIO88, AF0)
152 #define GPIO89_GPIO MFP_CFG(GPIO89, AF0)
153 #define GPIO90_GPIO MFP_CFG(GPIO90, AF0)
154 #define GPIO91_GPIO MFP_CFG(GPIO91, AF0)
155 #define GPIO92_GPIO MFP_CFG(GPIO92, AF0)
156 #define GPIO93_GPIO MFP_CFG(GPIO93, AF0)
157 #define GPIO94_GPIO MFP_CFG(GPIO94, AF0)
158 #define GPIO95_GPIO MFP_CFG(GPIO95, AF0)
159 #define GPIO96_GPIO MFP_CFG(GPIO96, AF0)
160 #define GPIO97_GPIO MFP_CFG(GPIO97, AF0)
161 #define GPIO98_GPIO MFP_CFG(GPIO98, AF0)
162 #define GPIO99_GPIO MFP_CFG(GPIO99, AF0)
163 #define GPIO100_GPIO MFP_CFG(GPIO100, AF0)
164 #define GPIO101_GPIO MFP_CFG(GPIO101, AF0)
165 #define GPIO102_GPIO MFP_CFG(GPIO102, AF0)
166 #define GPIO103_GPIO MFP_CFG(GPIO103, AF0)
167 #define GPIO104_GPIO MFP_CFG(GPIO104, AF0)
168 #define GPIO105_GPIO MFP_CFG(GPIO105, AF0)
169 #define GPIO106_GPIO MFP_CFG(GPIO106, AF0)
170 #define GPIO107_GPIO MFP_CFG(GPIO107, AF0)
171 #define GPIO108_GPIO MFP_CFG(GPIO108, AF0)
172 #define GPIO109_GPIO MFP_CFG(GPIO109, AF0)
173 #define GPIO110_GPIO MFP_CFG(GPIO110, AF0)
174 #define GPIO111_GPIO MFP_CFG(GPIO111, AF0)
175 #define GPIO112_GPIO MFP_CFG(GPIO112, AF0)
176 #define GPIO113_GPIO MFP_CFG(GPIO113, AF0)
177 #define GPIO114_GPIO MFP_CFG(GPIO114, AF0)
178 #define GPIO115_GPIO MFP_CFG(GPIO115, AF0)
179 #define GPIO116_GPIO MFP_CFG(GPIO116, AF0)
180 #define GPIO117_GPIO MFP_CFG(GPIO117, AF0)
181 #define GPIO118_GPIO MFP_CFG(GPIO118, AF0)
182 #define GPIO119_GPIO MFP_CFG(GPIO119, AF0)
183 #define GPIO120_GPIO MFP_CFG(GPIO120, AF0)
184 #define GPIO121_GPIO MFP_CFG(GPIO121, AF0)
185 #define GPIO122_GPIO MFP_CFG(GPIO122, AF0)
186 #define GPIO123_GPIO MFP_CFG(GPIO123, AF0)
187 #define GPIO124_GPIO MFP_CFG(GPIO124, AF0)
188 #define GPIO125_GPIO MFP_CFG(GPIO125, AF0)
189 #define GPIO126_GPIO MFP_CFG(GPIO126, AF0)
190 #define GPIO127_GPIO MFP_CFG(GPIO127, AF0)
192 #define GPIO0_2_GPIO MFP_CFG(GPIO0_2, AF0)
193 #define GPIO1_2_GPIO MFP_CFG(GPIO1_2, AF0)
194 #define GPIO2_2_GPIO MFP_CFG(GPIO2_2, AF0)
195 #define GPIO3_2_GPIO MFP_CFG(GPIO3_2, AF0)
196 #define GPIO4_2_GPIO MFP_CFG(GPIO4_2, AF0)
197 #define GPIO5_2_GPIO MFP_CFG(GPIO5_2, AF0)
198 #define GPIO6_2_GPIO MFP_CFG(GPIO6_2, AF0)
201 * each MFP pin will have a MFPR register, since the offset of the
202 * register varies between processors, the processor specific code
203 * should initialize the pin offsets by pxa3xx_mfp_init_addr()
205 * pxa3xx_mfp_init_addr - accepts a table of "pxa3xx_mfp_addr_map"
206 * structure, which represents a range of MFP pins from "start" to
207 * "end", with the offset begining at "offset", to define a single
208 * pin, let "end" = -1
212 * MFP_ADDR_X() to define a range of pins
213 * MFP_ADDR() to define a single pin
214 * MFP_ADDR_END to signal the end of pin offset definitions
216 struct pxa3xx_mfp_addr_map {
219 unsigned long offset;
222 #define MFP_ADDR_X(start, end, offset) \
223 { MFP_PIN_##start, MFP_PIN_##end, offset }
225 #define MFP_ADDR(pin, offset) \
226 { MFP_PIN_##pin, -1, offset }
228 #define MFP_ADDR_END { MFP_PIN_INVALID, 0 }
231 * pxa3xx_mfp_read()/pxa3xx_mfp_write() - for direct read/write access
232 * to the MFPR register
234 unsigned long pxa3xx_mfp_read(int mfp);
235 void pxa3xx_mfp_write(int mfp, unsigned long mfpr_val);
238 * pxa3xx_mfp_config - configure the MFPR registers
240 * used by board specific initialization code
242 void pxa3xx_mfp_config(unsigned long *mfp_cfgs, int num);
245 * pxa3xx_mfp_init_addr() - initialize the mapping between mfp pin
246 * index and MFPR register offset
248 * used by processor specific code
250 void __init pxa3xx_mfp_init_addr(struct pxa3xx_mfp_addr_map *);
251 void __init pxa3xx_init_mfp(void);
252 #endif /* __ASM_ARCH_MFP_PXA3XX_H */
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