2 * ASPEED GPIO Controller
4 * Copyright (C) 2017-2019 IBM Corp.
6 * SPDX-License-Identifier: GPL-2.0-or-later
9 #include "qemu/osdep.h"
10 #include "qemu/host-utils.h"
12 #include "hw/gpio/aspeed_gpio.h"
13 #include "hw/misc/aspeed_scu.h"
14 #include "qapi/error.h"
15 #include "qapi/visitor.h"
17 #include "migration/vmstate.h"
19 #define GPIOS_PER_GROUP 8
21 /* GPIO Source Types */
22 #define ASPEED_CMD_SRC_MASK 0x01010101
23 #define ASPEED_SOURCE_ARM 0
24 #define ASPEED_SOURCE_LPC 1
25 #define ASPEED_SOURCE_COPROCESSOR 2
26 #define ASPEED_SOURCE_RESERVED 3
28 /* GPIO Interrupt Triggers */
30 * For each set of gpios there are three sensitivity registers that control
31 * the interrupt trigger mode.
33 * | 2 | 1 | 0 | trigger mode
34 * -----------------------------
35 * | 0 | 0 | 0 | falling-edge
36 * | 0 | 0 | 1 | rising-edge
37 * | 0 | 1 | 0 | level-low
38 * | 0 | 1 | 1 | level-high
39 * | 1 | X | X | dual-edge
41 #define ASPEED_FALLING_EDGE 0
42 #define ASPEED_RISING_EDGE 1
43 #define ASPEED_LEVEL_LOW 2
44 #define ASPEED_LEVEL_HIGH 3
45 #define ASPEED_DUAL_EDGE 4
47 /* GPIO Register Address Offsets */
48 #define GPIO_ABCD_DATA_VALUE (0x000 >> 2)
49 #define GPIO_ABCD_DIRECTION (0x004 >> 2)
50 #define GPIO_ABCD_INT_ENABLE (0x008 >> 2)
51 #define GPIO_ABCD_INT_SENS_0 (0x00C >> 2)
52 #define GPIO_ABCD_INT_SENS_1 (0x010 >> 2)
53 #define GPIO_ABCD_INT_SENS_2 (0x014 >> 2)
54 #define GPIO_ABCD_INT_STATUS (0x018 >> 2)
55 #define GPIO_ABCD_RESET_TOLERANT (0x01C >> 2)
56 #define GPIO_EFGH_DATA_VALUE (0x020 >> 2)
57 #define GPIO_EFGH_DIRECTION (0x024 >> 2)
58 #define GPIO_EFGH_INT_ENABLE (0x028 >> 2)
59 #define GPIO_EFGH_INT_SENS_0 (0x02C >> 2)
60 #define GPIO_EFGH_INT_SENS_1 (0x030 >> 2)
61 #define GPIO_EFGH_INT_SENS_2 (0x034 >> 2)
62 #define GPIO_EFGH_INT_STATUS (0x038 >> 2)
63 #define GPIO_EFGH_RESET_TOLERANT (0x03C >> 2)
64 #define GPIO_ABCD_DEBOUNCE_1 (0x040 >> 2)
65 #define GPIO_ABCD_DEBOUNCE_2 (0x044 >> 2)
66 #define GPIO_EFGH_DEBOUNCE_1 (0x048 >> 2)
67 #define GPIO_EFGH_DEBOUNCE_2 (0x04C >> 2)
68 #define GPIO_DEBOUNCE_TIME_1 (0x050 >> 2)
69 #define GPIO_DEBOUNCE_TIME_2 (0x054 >> 2)
70 #define GPIO_DEBOUNCE_TIME_3 (0x058 >> 2)
71 #define GPIO_ABCD_COMMAND_SRC_0 (0x060 >> 2)
72 #define GPIO_ABCD_COMMAND_SRC_1 (0x064 >> 2)
73 #define GPIO_EFGH_COMMAND_SRC_0 (0x068 >> 2)
74 #define GPIO_EFGH_COMMAND_SRC_1 (0x06C >> 2)
75 #define GPIO_IJKL_DATA_VALUE (0x070 >> 2)
76 #define GPIO_IJKL_DIRECTION (0x074 >> 2)
77 #define GPIO_MNOP_DATA_VALUE (0x078 >> 2)
78 #define GPIO_MNOP_DIRECTION (0x07C >> 2)
79 #define GPIO_QRST_DATA_VALUE (0x080 >> 2)
80 #define GPIO_QRST_DIRECTION (0x084 >> 2)
81 #define GPIO_UVWX_DATA_VALUE (0x088 >> 2)
82 #define GPIO_UVWX_DIRECTION (0x08C >> 2)
83 #define GPIO_IJKL_COMMAND_SRC_0 (0x090 >> 2)
84 #define GPIO_IJKL_COMMAND_SRC_1 (0x094 >> 2)
85 #define GPIO_IJKL_INT_ENABLE (0x098 >> 2)
86 #define GPIO_IJKL_INT_SENS_0 (0x09C >> 2)
87 #define GPIO_IJKL_INT_SENS_1 (0x0A0 >> 2)
88 #define GPIO_IJKL_INT_SENS_2 (0x0A4 >> 2)
89 #define GPIO_IJKL_INT_STATUS (0x0A8 >> 2)
90 #define GPIO_IJKL_RESET_TOLERANT (0x0AC >> 2)
91 #define GPIO_IJKL_DEBOUNCE_1 (0x0B0 >> 2)
92 #define GPIO_IJKL_DEBOUNCE_2 (0x0B4 >> 2)
93 #define GPIO_IJKL_INPUT_MASK (0x0B8 >> 2)
94 #define GPIO_ABCD_DATA_READ (0x0C0 >> 2)
95 #define GPIO_EFGH_DATA_READ (0x0C4 >> 2)
96 #define GPIO_IJKL_DATA_READ (0x0C8 >> 2)
97 #define GPIO_MNOP_DATA_READ (0x0CC >> 2)
98 #define GPIO_QRST_DATA_READ (0x0D0 >> 2)
99 #define GPIO_UVWX_DATA_READ (0x0D4 >> 2)
100 #define GPIO_YZAAAB_DATA_READ (0x0D8 >> 2)
101 #define GPIO_AC_DATA_READ (0x0DC >> 2)
102 #define GPIO_MNOP_COMMAND_SRC_0 (0x0E0 >> 2)
103 #define GPIO_MNOP_COMMAND_SRC_1 (0x0E4 >> 2)
104 #define GPIO_MNOP_INT_ENABLE (0x0E8 >> 2)
105 #define GPIO_MNOP_INT_SENS_0 (0x0EC >> 2)
106 #define GPIO_MNOP_INT_SENS_1 (0x0F0 >> 2)
107 #define GPIO_MNOP_INT_SENS_2 (0x0F4 >> 2)
108 #define GPIO_MNOP_INT_STATUS (0x0F8 >> 2)
109 #define GPIO_MNOP_RESET_TOLERANT (0x0FC >> 2)
110 #define GPIO_MNOP_DEBOUNCE_1 (0x100 >> 2)
111 #define GPIO_MNOP_DEBOUNCE_2 (0x104 >> 2)
112 #define GPIO_MNOP_INPUT_MASK (0x108 >> 2)
113 #define GPIO_QRST_COMMAND_SRC_0 (0x110 >> 2)
114 #define GPIO_QRST_COMMAND_SRC_1 (0x114 >> 2)
115 #define GPIO_QRST_INT_ENABLE (0x118 >> 2)
116 #define GPIO_QRST_INT_SENS_0 (0x11C >> 2)
117 #define GPIO_QRST_INT_SENS_1 (0x120 >> 2)
118 #define GPIO_QRST_INT_SENS_2 (0x124 >> 2)
119 #define GPIO_QRST_INT_STATUS (0x128 >> 2)
120 #define GPIO_QRST_RESET_TOLERANT (0x12C >> 2)
121 #define GPIO_QRST_DEBOUNCE_1 (0x130 >> 2)
122 #define GPIO_QRST_DEBOUNCE_2 (0x134 >> 2)
123 #define GPIO_QRST_INPUT_MASK (0x138 >> 2)
124 #define GPIO_UVWX_COMMAND_SRC_0 (0x140 >> 2)
125 #define GPIO_UVWX_COMMAND_SRC_1 (0x144 >> 2)
126 #define GPIO_UVWX_INT_ENABLE (0x148 >> 2)
127 #define GPIO_UVWX_INT_SENS_0 (0x14C >> 2)
128 #define GPIO_UVWX_INT_SENS_1 (0x150 >> 2)
129 #define GPIO_UVWX_INT_SENS_2 (0x154 >> 2)
130 #define GPIO_UVWX_INT_STATUS (0x158 >> 2)
131 #define GPIO_UVWX_RESET_TOLERANT (0x15C >> 2)
132 #define GPIO_UVWX_DEBOUNCE_1 (0x160 >> 2)
133 #define GPIO_UVWX_DEBOUNCE_2 (0x164 >> 2)
134 #define GPIO_UVWX_INPUT_MASK (0x168 >> 2)
135 #define GPIO_YZAAAB_COMMAND_SRC_0 (0x170 >> 2)
136 #define GPIO_YZAAAB_COMMAND_SRC_1 (0x174 >> 2)
137 #define GPIO_YZAAAB_INT_ENABLE (0x178 >> 2)
138 #define GPIO_YZAAAB_INT_SENS_0 (0x17C >> 2)
139 #define GPIO_YZAAAB_INT_SENS_1 (0x180 >> 2)
140 #define GPIO_YZAAAB_INT_SENS_2 (0x184 >> 2)
141 #define GPIO_YZAAAB_INT_STATUS (0x188 >> 2)
142 #define GPIO_YZAAAB_RESET_TOLERANT (0x18C >> 2)
143 #define GPIO_YZAAAB_DEBOUNCE_1 (0x190 >> 2)
144 #define GPIO_YZAAAB_DEBOUNCE_2 (0x194 >> 2)
145 #define GPIO_YZAAAB_INPUT_MASK (0x198 >> 2)
146 #define GPIO_AC_COMMAND_SRC_0 (0x1A0 >> 2)
147 #define GPIO_AC_COMMAND_SRC_1 (0x1A4 >> 2)
148 #define GPIO_AC_INT_ENABLE (0x1A8 >> 2)
149 #define GPIO_AC_INT_SENS_0 (0x1AC >> 2)
150 #define GPIO_AC_INT_SENS_1 (0x1B0 >> 2)
151 #define GPIO_AC_INT_SENS_2 (0x1B4 >> 2)
152 #define GPIO_AC_INT_STATUS (0x1B8 >> 2)
153 #define GPIO_AC_RESET_TOLERANT (0x1BC >> 2)
154 #define GPIO_AC_DEBOUNCE_1 (0x1C0 >> 2)
155 #define GPIO_AC_DEBOUNCE_2 (0x1C4 >> 2)
156 #define GPIO_AC_INPUT_MASK (0x1C8 >> 2)
157 #define GPIO_ABCD_INPUT_MASK (0x1D0 >> 2)
158 #define GPIO_EFGH_INPUT_MASK (0x1D4 >> 2)
159 #define GPIO_YZAAAB_DATA_VALUE (0x1E0 >> 2)
160 #define GPIO_YZAAAB_DIRECTION (0x1E4 >> 2)
161 #define GPIO_AC_DATA_VALUE (0x1E8 >> 2)
162 #define GPIO_AC_DIRECTION (0x1EC >> 2)
163 #define GPIO_3_3V_MEM_SIZE 0x1F0
164 #define GPIO_3_3V_REG_ARRAY_SIZE (GPIO_3_3V_MEM_SIZE >> 2)
166 /* AST2600 only - 1.8V gpios */
168 * The AST2600 two copies of the GPIO controller: the same 3.3V gpios as the
169 * AST2400 (memory offsets 0x0-0x198) and a second controller with 1.8V gpios
170 * (memory offsets 0x800-0x9D4).
172 #define GPIO_1_8V_ABCD_DATA_VALUE (0x000 >> 2)
173 #define GPIO_1_8V_ABCD_DIRECTION (0x004 >> 2)
174 #define GPIO_1_8V_ABCD_INT_ENABLE (0x008 >> 2)
175 #define GPIO_1_8V_ABCD_INT_SENS_0 (0x00C >> 2)
176 #define GPIO_1_8V_ABCD_INT_SENS_1 (0x010 >> 2)
177 #define GPIO_1_8V_ABCD_INT_SENS_2 (0x014 >> 2)
178 #define GPIO_1_8V_ABCD_INT_STATUS (0x018 >> 2)
179 #define GPIO_1_8V_ABCD_RESET_TOLERANT (0x01C >> 2)
180 #define GPIO_1_8V_E_DATA_VALUE (0x020 >> 2)
181 #define GPIO_1_8V_E_DIRECTION (0x024 >> 2)
182 #define GPIO_1_8V_E_INT_ENABLE (0x028 >> 2)
183 #define GPIO_1_8V_E_INT_SENS_0 (0x02C >> 2)
184 #define GPIO_1_8V_E_INT_SENS_1 (0x030 >> 2)
185 #define GPIO_1_8V_E_INT_SENS_2 (0x034 >> 2)
186 #define GPIO_1_8V_E_INT_STATUS (0x038 >> 2)
187 #define GPIO_1_8V_E_RESET_TOLERANT (0x03C >> 2)
188 #define GPIO_1_8V_ABCD_DEBOUNCE_1 (0x040 >> 2)
189 #define GPIO_1_8V_ABCD_DEBOUNCE_2 (0x044 >> 2)
190 #define GPIO_1_8V_E_DEBOUNCE_1 (0x048 >> 2)
191 #define GPIO_1_8V_E_DEBOUNCE_2 (0x04C >> 2)
192 #define GPIO_1_8V_DEBOUNCE_TIME_1 (0x050 >> 2)
193 #define GPIO_1_8V_DEBOUNCE_TIME_2 (0x054 >> 2)
194 #define GPIO_1_8V_DEBOUNCE_TIME_3 (0x058 >> 2)
195 #define GPIO_1_8V_ABCD_COMMAND_SRC_0 (0x060 >> 2)
196 #define GPIO_1_8V_ABCD_COMMAND_SRC_1 (0x064 >> 2)
197 #define GPIO_1_8V_E_COMMAND_SRC_0 (0x068 >> 2)
198 #define GPIO_1_8V_E_COMMAND_SRC_1 (0x06C >> 2)
199 #define GPIO_1_8V_ABCD_DATA_READ (0x0C0 >> 2)
200 #define GPIO_1_8V_E_DATA_READ (0x0C4 >> 2)
201 #define GPIO_1_8V_ABCD_INPUT_MASK (0x1D0 >> 2)
202 #define GPIO_1_8V_E_INPUT_MASK (0x1D4 >> 2)
203 #define GPIO_1_8V_MEM_SIZE 0x1D8
204 #define GPIO_1_8V_REG_ARRAY_SIZE (GPIO_1_8V_MEM_SIZE >> 2)
206 static int aspeed_evaluate_irq(GPIOSets
*regs
, int gpio_prev_high
, int gpio
)
208 uint32_t falling_edge
= 0, rising_edge
= 0;
209 uint32_t int_trigger
= extract32(regs
->int_sens_0
, gpio
, 1)
210 | extract32(regs
->int_sens_1
, gpio
, 1) << 1
211 | extract32(regs
->int_sens_2
, gpio
, 1) << 2;
212 uint32_t gpio_curr_high
= extract32(regs
->data_value
, gpio
, 1);
213 uint32_t gpio_int_enabled
= extract32(regs
->int_enable
, gpio
, 1);
215 if (!gpio_int_enabled
) {
220 if (gpio_curr_high
&& !gpio_prev_high
) {
222 } else if (!gpio_curr_high
&& gpio_prev_high
) {
226 if (((int_trigger
== ASPEED_FALLING_EDGE
) && falling_edge
) ||
227 ((int_trigger
== ASPEED_RISING_EDGE
) && rising_edge
) ||
228 ((int_trigger
== ASPEED_LEVEL_LOW
) && !gpio_curr_high
) ||
229 ((int_trigger
== ASPEED_LEVEL_HIGH
) && gpio_curr_high
) ||
230 ((int_trigger
>= ASPEED_DUAL_EDGE
) && (rising_edge
|| falling_edge
)))
232 regs
->int_status
= deposit32(regs
->int_status
, gpio
, 1, 1);
238 #define nested_struct_index(ta, pa, m, tb, pb) \
239 (pb - ((tb *)(((char *)pa) + offsetof(ta, m))))
241 static ptrdiff_t aspeed_gpio_set_idx(AspeedGPIOState
*s
, GPIOSets
*regs
)
243 return nested_struct_index(AspeedGPIOState
, s
, sets
, GPIOSets
, regs
);
246 static void aspeed_gpio_update(AspeedGPIOState
*s
, GPIOSets
*regs
,
249 uint32_t input_mask
= regs
->input_mask
;
250 uint32_t direction
= regs
->direction
;
251 uint32_t old
= regs
->data_value
;
252 uint32_t new = value
;
258 for (gpio
= 0; gpio
< ASPEED_GPIOS_PER_SET
; gpio
++) {
259 uint32_t mask
= 1 << gpio
;
261 /* If the gpio needs to be updated... */
262 if (!(diff
& mask
)) {
266 /* ...and we're output or not input-masked... */
267 if (!(direction
& mask
) && (input_mask
& mask
)) {
271 /* ...then update the state. */
273 regs
->data_value
|= mask
;
275 regs
->data_value
&= ~mask
;
278 /* If the gpio is set to output... */
279 if (direction
& mask
) {
280 /* ...trigger the line-state IRQ */
281 ptrdiff_t set
= aspeed_gpio_set_idx(s
, regs
);
282 qemu_set_irq(s
->gpios
[set
][gpio
], !!(new & mask
));
284 /* ...otherwise if we meet the line's current IRQ policy... */
285 if (aspeed_evaluate_irq(regs
, old
& mask
, gpio
)) {
286 /* ...trigger the VIC IRQ */
292 qemu_set_irq(s
->irq
, !!(s
->pending
));
295 static bool aspeed_gpio_get_pin_level(AspeedGPIOState
*s
, uint32_t set_idx
,
299 uint32_t pin_mask
= 1 << pin
;
301 reg_val
= s
->sets
[set_idx
].data_value
;
303 return !!(reg_val
& pin_mask
);
306 static void aspeed_gpio_set_pin_level(AspeedGPIOState
*s
, uint32_t set_idx
,
307 uint32_t pin
, bool level
)
309 uint32_t value
= s
->sets
[set_idx
].data_value
;
310 uint32_t pin_mask
= 1 << pin
;
318 aspeed_gpio_update(s
, &s
->sets
[set_idx
], value
);
322 * | src_1 | src_2 | source |
323 * |-----------------------------|
326 * | 1 | 0 | Coprocessor|
327 * | 1 | 1 | Reserved |
329 * Once the source of a set is programmed, corresponding bits in the
330 * data_value, direction, interrupt [enable, sens[0-2]], reset_tol and
331 * debounce registers can only be written by the source.
333 * Source is ARM by default
334 * only bits 24, 16, 8, and 0 can be set
336 * we don't currently have a model for the LPC or Coprocessor
338 static uint32_t update_value_control_source(GPIOSets
*regs
, uint32_t old_value
,
344 /* assume the source is always ARM for now */
345 int source
= ASPEED_SOURCE_ARM
;
347 uint32_t new_value
= 0;
349 /* for each group in set */
350 for (i
= 0; i
< ASPEED_GPIOS_PER_SET
; i
+= GPIOS_PER_GROUP
) {
351 cmd_source
= extract32(regs
->cmd_source_0
, i
, 1)
352 | (extract32(regs
->cmd_source_1
, i
, 1) << 1);
354 if (source
== cmd_source
) {
355 new_value
|= (0xff << i
) & value
;
357 new_value
|= (0xff << i
) & old_value
;
363 static const AspeedGPIOReg aspeed_3_3v_gpios
[GPIO_3_3V_REG_ARRAY_SIZE
] = {
365 [GPIO_ABCD_DATA_VALUE
] = { 0, gpio_reg_data_value
},
366 [GPIO_ABCD_DIRECTION
] = { 0, gpio_reg_direction
},
367 [GPIO_ABCD_INT_ENABLE
] = { 0, gpio_reg_int_enable
},
368 [GPIO_ABCD_INT_SENS_0
] = { 0, gpio_reg_int_sens_0
},
369 [GPIO_ABCD_INT_SENS_1
] = { 0, gpio_reg_int_sens_1
},
370 [GPIO_ABCD_INT_SENS_2
] = { 0, gpio_reg_int_sens_2
},
371 [GPIO_ABCD_INT_STATUS
] = { 0, gpio_reg_int_status
},
372 [GPIO_ABCD_RESET_TOLERANT
] = { 0, gpio_reg_reset_tolerant
},
373 [GPIO_ABCD_DEBOUNCE_1
] = { 0, gpio_reg_debounce_1
},
374 [GPIO_ABCD_DEBOUNCE_2
] = { 0, gpio_reg_debounce_2
},
375 [GPIO_ABCD_COMMAND_SRC_0
] = { 0, gpio_reg_cmd_source_0
},
376 [GPIO_ABCD_COMMAND_SRC_1
] = { 0, gpio_reg_cmd_source_1
},
377 [GPIO_ABCD_DATA_READ
] = { 0, gpio_reg_data_read
},
378 [GPIO_ABCD_INPUT_MASK
] = { 0, gpio_reg_input_mask
},
380 [GPIO_EFGH_DATA_VALUE
] = { 1, gpio_reg_data_value
},
381 [GPIO_EFGH_DIRECTION
] = { 1, gpio_reg_direction
},
382 [GPIO_EFGH_INT_ENABLE
] = { 1, gpio_reg_int_enable
},
383 [GPIO_EFGH_INT_SENS_0
] = { 1, gpio_reg_int_sens_0
},
384 [GPIO_EFGH_INT_SENS_1
] = { 1, gpio_reg_int_sens_1
},
385 [GPIO_EFGH_INT_SENS_2
] = { 1, gpio_reg_int_sens_2
},
386 [GPIO_EFGH_INT_STATUS
] = { 1, gpio_reg_int_status
},
387 [GPIO_EFGH_RESET_TOLERANT
] = { 1, gpio_reg_reset_tolerant
},
388 [GPIO_EFGH_DEBOUNCE_1
] = { 1, gpio_reg_debounce_1
},
389 [GPIO_EFGH_DEBOUNCE_2
] = { 1, gpio_reg_debounce_2
},
390 [GPIO_EFGH_COMMAND_SRC_0
] = { 1, gpio_reg_cmd_source_0
},
391 [GPIO_EFGH_COMMAND_SRC_1
] = { 1, gpio_reg_cmd_source_1
},
392 [GPIO_EFGH_DATA_READ
] = { 1, gpio_reg_data_read
},
393 [GPIO_EFGH_INPUT_MASK
] = { 1, gpio_reg_input_mask
},
395 [GPIO_IJKL_DATA_VALUE
] = { 2, gpio_reg_data_value
},
396 [GPIO_IJKL_DIRECTION
] = { 2, gpio_reg_direction
},
397 [GPIO_IJKL_INT_ENABLE
] = { 2, gpio_reg_int_enable
},
398 [GPIO_IJKL_INT_SENS_0
] = { 2, gpio_reg_int_sens_0
},
399 [GPIO_IJKL_INT_SENS_1
] = { 2, gpio_reg_int_sens_1
},
400 [GPIO_IJKL_INT_SENS_2
] = { 2, gpio_reg_int_sens_2
},
401 [GPIO_IJKL_INT_STATUS
] = { 2, gpio_reg_int_status
},
402 [GPIO_IJKL_RESET_TOLERANT
] = { 2, gpio_reg_reset_tolerant
},
403 [GPIO_IJKL_DEBOUNCE_1
] = { 2, gpio_reg_debounce_1
},
404 [GPIO_IJKL_DEBOUNCE_2
] = { 2, gpio_reg_debounce_2
},
405 [GPIO_IJKL_COMMAND_SRC_0
] = { 2, gpio_reg_cmd_source_0
},
406 [GPIO_IJKL_COMMAND_SRC_1
] = { 2, gpio_reg_cmd_source_1
},
407 [GPIO_IJKL_DATA_READ
] = { 2, gpio_reg_data_read
},
408 [GPIO_IJKL_INPUT_MASK
] = { 2, gpio_reg_input_mask
},
410 [GPIO_MNOP_DATA_VALUE
] = { 3, gpio_reg_data_value
},
411 [GPIO_MNOP_DIRECTION
] = { 3, gpio_reg_direction
},
412 [GPIO_MNOP_INT_ENABLE
] = { 3, gpio_reg_int_enable
},
413 [GPIO_MNOP_INT_SENS_0
] = { 3, gpio_reg_int_sens_0
},
414 [GPIO_MNOP_INT_SENS_1
] = { 3, gpio_reg_int_sens_1
},
415 [GPIO_MNOP_INT_SENS_2
] = { 3, gpio_reg_int_sens_2
},
416 [GPIO_MNOP_INT_STATUS
] = { 3, gpio_reg_int_status
},
417 [GPIO_MNOP_RESET_TOLERANT
] = { 3, gpio_reg_reset_tolerant
},
418 [GPIO_MNOP_DEBOUNCE_1
] = { 3, gpio_reg_debounce_1
},
419 [GPIO_MNOP_DEBOUNCE_2
] = { 3, gpio_reg_debounce_2
},
420 [GPIO_MNOP_COMMAND_SRC_0
] = { 3, gpio_reg_cmd_source_0
},
421 [GPIO_MNOP_COMMAND_SRC_1
] = { 3, gpio_reg_cmd_source_1
},
422 [GPIO_MNOP_DATA_READ
] = { 3, gpio_reg_data_read
},
423 [GPIO_MNOP_INPUT_MASK
] = { 3, gpio_reg_input_mask
},
425 [GPIO_QRST_DATA_VALUE
] = { 4, gpio_reg_data_value
},
426 [GPIO_QRST_DIRECTION
] = { 4, gpio_reg_direction
},
427 [GPIO_QRST_INT_ENABLE
] = { 4, gpio_reg_int_enable
},
428 [GPIO_QRST_INT_SENS_0
] = { 4, gpio_reg_int_sens_0
},
429 [GPIO_QRST_INT_SENS_1
] = { 4, gpio_reg_int_sens_1
},
430 [GPIO_QRST_INT_SENS_2
] = { 4, gpio_reg_int_sens_2
},
431 [GPIO_QRST_INT_STATUS
] = { 4, gpio_reg_int_status
},
432 [GPIO_QRST_RESET_TOLERANT
] = { 4, gpio_reg_reset_tolerant
},
433 [GPIO_QRST_DEBOUNCE_1
] = { 4, gpio_reg_debounce_1
},
434 [GPIO_QRST_DEBOUNCE_2
] = { 4, gpio_reg_debounce_2
},
435 [GPIO_QRST_COMMAND_SRC_0
] = { 4, gpio_reg_cmd_source_0
},
436 [GPIO_QRST_COMMAND_SRC_1
] = { 4, gpio_reg_cmd_source_1
},
437 [GPIO_QRST_DATA_READ
] = { 4, gpio_reg_data_read
},
438 [GPIO_QRST_INPUT_MASK
] = { 4, gpio_reg_input_mask
},
440 [GPIO_UVWX_DATA_VALUE
] = { 5, gpio_reg_data_value
},
441 [GPIO_UVWX_DIRECTION
] = { 5, gpio_reg_direction
},
442 [GPIO_UVWX_INT_ENABLE
] = { 5, gpio_reg_int_enable
},
443 [GPIO_UVWX_INT_SENS_0
] = { 5, gpio_reg_int_sens_0
},
444 [GPIO_UVWX_INT_SENS_1
] = { 5, gpio_reg_int_sens_1
},
445 [GPIO_UVWX_INT_SENS_2
] = { 5, gpio_reg_int_sens_2
},
446 [GPIO_UVWX_INT_STATUS
] = { 5, gpio_reg_int_status
},
447 [GPIO_UVWX_RESET_TOLERANT
] = { 5, gpio_reg_reset_tolerant
},
448 [GPIO_UVWX_DEBOUNCE_1
] = { 5, gpio_reg_debounce_1
},
449 [GPIO_UVWX_DEBOUNCE_2
] = { 5, gpio_reg_debounce_2
},
450 [GPIO_UVWX_COMMAND_SRC_0
] = { 5, gpio_reg_cmd_source_0
},
451 [GPIO_UVWX_COMMAND_SRC_1
] = { 5, gpio_reg_cmd_source_1
},
452 [GPIO_UVWX_DATA_READ
] = { 5, gpio_reg_data_read
},
453 [GPIO_UVWX_INPUT_MASK
] = { 5, gpio_reg_input_mask
},
455 [GPIO_YZAAAB_DATA_VALUE
] = { 6, gpio_reg_data_value
},
456 [GPIO_YZAAAB_DIRECTION
] = { 6, gpio_reg_direction
},
457 [GPIO_YZAAAB_INT_ENABLE
] = { 6, gpio_reg_int_enable
},
458 [GPIO_YZAAAB_INT_SENS_0
] = { 6, gpio_reg_int_sens_0
},
459 [GPIO_YZAAAB_INT_SENS_1
] = { 6, gpio_reg_int_sens_1
},
460 [GPIO_YZAAAB_INT_SENS_2
] = { 6, gpio_reg_int_sens_2
},
461 [GPIO_YZAAAB_INT_STATUS
] = { 6, gpio_reg_int_status
},
462 [GPIO_YZAAAB_RESET_TOLERANT
] = { 6, gpio_reg_reset_tolerant
},
463 [GPIO_YZAAAB_DEBOUNCE_1
] = { 6, gpio_reg_debounce_1
},
464 [GPIO_YZAAAB_DEBOUNCE_2
] = { 6, gpio_reg_debounce_2
},
465 [GPIO_YZAAAB_COMMAND_SRC_0
] = { 6, gpio_reg_cmd_source_0
},
466 [GPIO_YZAAAB_COMMAND_SRC_1
] = { 6, gpio_reg_cmd_source_1
},
467 [GPIO_YZAAAB_DATA_READ
] = { 6, gpio_reg_data_read
},
468 [GPIO_YZAAAB_INPUT_MASK
] = { 6, gpio_reg_input_mask
},
469 /* Set AC (ast2500 only) */
470 [GPIO_AC_DATA_VALUE
] = { 7, gpio_reg_data_value
},
471 [GPIO_AC_DIRECTION
] = { 7, gpio_reg_direction
},
472 [GPIO_AC_INT_ENABLE
] = { 7, gpio_reg_int_enable
},
473 [GPIO_AC_INT_SENS_0
] = { 7, gpio_reg_int_sens_0
},
474 [GPIO_AC_INT_SENS_1
] = { 7, gpio_reg_int_sens_1
},
475 [GPIO_AC_INT_SENS_2
] = { 7, gpio_reg_int_sens_2
},
476 [GPIO_AC_INT_STATUS
] = { 7, gpio_reg_int_status
},
477 [GPIO_AC_RESET_TOLERANT
] = { 7, gpio_reg_reset_tolerant
},
478 [GPIO_AC_DEBOUNCE_1
] = { 7, gpio_reg_debounce_1
},
479 [GPIO_AC_DEBOUNCE_2
] = { 7, gpio_reg_debounce_2
},
480 [GPIO_AC_COMMAND_SRC_0
] = { 7, gpio_reg_cmd_source_0
},
481 [GPIO_AC_COMMAND_SRC_1
] = { 7, gpio_reg_cmd_source_1
},
482 [GPIO_AC_DATA_READ
] = { 7, gpio_reg_data_read
},
483 [GPIO_AC_INPUT_MASK
] = { 7, gpio_reg_input_mask
},
486 static const AspeedGPIOReg aspeed_1_8v_gpios
[GPIO_1_8V_REG_ARRAY_SIZE
] = {
488 [GPIO_1_8V_ABCD_DATA_VALUE
] = {0, gpio_reg_data_value
},
489 [GPIO_1_8V_ABCD_DIRECTION
] = {0, gpio_reg_direction
},
490 [GPIO_1_8V_ABCD_INT_ENABLE
] = {0, gpio_reg_int_enable
},
491 [GPIO_1_8V_ABCD_INT_SENS_0
] = {0, gpio_reg_int_sens_0
},
492 [GPIO_1_8V_ABCD_INT_SENS_1
] = {0, gpio_reg_int_sens_1
},
493 [GPIO_1_8V_ABCD_INT_SENS_2
] = {0, gpio_reg_int_sens_2
},
494 [GPIO_1_8V_ABCD_INT_STATUS
] = {0, gpio_reg_int_status
},
495 [GPIO_1_8V_ABCD_RESET_TOLERANT
] = {0, gpio_reg_reset_tolerant
},
496 [GPIO_1_8V_ABCD_DEBOUNCE_1
] = {0, gpio_reg_debounce_1
},
497 [GPIO_1_8V_ABCD_DEBOUNCE_2
] = {0, gpio_reg_debounce_2
},
498 [GPIO_1_8V_ABCD_COMMAND_SRC_0
] = {0, gpio_reg_cmd_source_0
},
499 [GPIO_1_8V_ABCD_COMMAND_SRC_1
] = {0, gpio_reg_cmd_source_1
},
500 [GPIO_1_8V_ABCD_DATA_READ
] = {0, gpio_reg_data_read
},
501 [GPIO_1_8V_ABCD_INPUT_MASK
] = {0, gpio_reg_input_mask
},
503 [GPIO_1_8V_E_DATA_VALUE
] = {1, gpio_reg_data_value
},
504 [GPIO_1_8V_E_DIRECTION
] = {1, gpio_reg_direction
},
505 [GPIO_1_8V_E_INT_ENABLE
] = {1, gpio_reg_int_enable
},
506 [GPIO_1_8V_E_INT_SENS_0
] = {1, gpio_reg_int_sens_0
},
507 [GPIO_1_8V_E_INT_SENS_1
] = {1, gpio_reg_int_sens_1
},
508 [GPIO_1_8V_E_INT_SENS_2
] = {1, gpio_reg_int_sens_2
},
509 [GPIO_1_8V_E_INT_STATUS
] = {1, gpio_reg_int_status
},
510 [GPIO_1_8V_E_RESET_TOLERANT
] = {1, gpio_reg_reset_tolerant
},
511 [GPIO_1_8V_E_DEBOUNCE_1
] = {1, gpio_reg_debounce_1
},
512 [GPIO_1_8V_E_DEBOUNCE_2
] = {1, gpio_reg_debounce_2
},
513 [GPIO_1_8V_E_COMMAND_SRC_0
] = {1, gpio_reg_cmd_source_0
},
514 [GPIO_1_8V_E_COMMAND_SRC_1
] = {1, gpio_reg_cmd_source_1
},
515 [GPIO_1_8V_E_DATA_READ
] = {1, gpio_reg_data_read
},
516 [GPIO_1_8V_E_INPUT_MASK
] = {1, gpio_reg_input_mask
},
519 static uint64_t aspeed_gpio_read(void *opaque
, hwaddr offset
, uint32_t size
)
521 AspeedGPIOState
*s
= ASPEED_GPIO(opaque
);
522 AspeedGPIOClass
*agc
= ASPEED_GPIO_GET_CLASS(s
);
524 const AspeedGPIOReg
*reg
;
528 if (idx
>= GPIO_DEBOUNCE_TIME_1
&& idx
<= GPIO_DEBOUNCE_TIME_3
) {
529 idx
-= GPIO_DEBOUNCE_TIME_1
;
530 return (uint64_t) s
->debounce_regs
[idx
];
533 reg
= &agc
->reg_table
[idx
];
534 if (reg
->set_idx
>= agc
->nr_gpio_sets
) {
535 qemu_log_mask(LOG_GUEST_ERROR
, "%s: no getter for offset 0x%"
536 HWADDR_PRIx
"\n", __func__
, offset
);
540 set
= &s
->sets
[reg
->set_idx
];
542 case gpio_reg_data_value
:
543 return set
->data_value
;
544 case gpio_reg_direction
:
545 return set
->direction
;
546 case gpio_reg_int_enable
:
547 return set
->int_enable
;
548 case gpio_reg_int_sens_0
:
549 return set
->int_sens_0
;
550 case gpio_reg_int_sens_1
:
551 return set
->int_sens_1
;
552 case gpio_reg_int_sens_2
:
553 return set
->int_sens_2
;
554 case gpio_reg_int_status
:
555 return set
->int_status
;
556 case gpio_reg_reset_tolerant
:
557 return set
->reset_tol
;
558 case gpio_reg_debounce_1
:
559 return set
->debounce_1
;
560 case gpio_reg_debounce_2
:
561 return set
->debounce_2
;
562 case gpio_reg_cmd_source_0
:
563 return set
->cmd_source_0
;
564 case gpio_reg_cmd_source_1
:
565 return set
->cmd_source_1
;
566 case gpio_reg_data_read
:
567 return set
->data_read
;
568 case gpio_reg_input_mask
:
569 return set
->input_mask
;
571 qemu_log_mask(LOG_GUEST_ERROR
, "%s: no getter for offset 0x%"
572 HWADDR_PRIx
"\n", __func__
, offset
);
577 static void aspeed_gpio_write(void *opaque
, hwaddr offset
, uint64_t data
,
580 AspeedGPIOState
*s
= ASPEED_GPIO(opaque
);
581 AspeedGPIOClass
*agc
= ASPEED_GPIO_GET_CLASS(s
);
582 const GPIOSetProperties
*props
;
584 const AspeedGPIOReg
*reg
;
589 if (idx
>= GPIO_DEBOUNCE_TIME_1
&& idx
<= GPIO_DEBOUNCE_TIME_3
) {
590 idx
-= GPIO_DEBOUNCE_TIME_1
;
591 s
->debounce_regs
[idx
] = (uint32_t) data
;
595 reg
= &agc
->reg_table
[idx
];
596 if (reg
->set_idx
>= agc
->nr_gpio_sets
) {
597 qemu_log_mask(LOG_GUEST_ERROR
, "%s: no setter for offset 0x%"
598 HWADDR_PRIx
"\n", __func__
, offset
);
602 set
= &s
->sets
[reg
->set_idx
];
603 props
= &agc
->props
[reg
->set_idx
];
606 case gpio_reg_data_value
:
607 data
&= props
->output
;
608 data
= update_value_control_source(set
, set
->data_value
, data
);
609 set
->data_read
= data
;
610 aspeed_gpio_update(s
, set
, data
);
612 case gpio_reg_direction
:
614 * where data is the value attempted to be written to the pin:
615 * pin type | input mask | output mask | expected value
616 * ------------------------------------------------------------
617 * bidirectional | 1 | 1 | data
618 * input only | 1 | 0 | 0
619 * output only | 0 | 1 | 1
622 * which is captured by:
623 * data = ( data | ~input) & output;
625 data
= (data
| ~props
->input
) & props
->output
;
626 set
->direction
= update_value_control_source(set
, set
->direction
, data
);
628 case gpio_reg_int_enable
:
629 set
->int_enable
= update_value_control_source(set
, set
->int_enable
,
632 case gpio_reg_int_sens_0
:
633 set
->int_sens_0
= update_value_control_source(set
, set
->int_sens_0
,
636 case gpio_reg_int_sens_1
:
637 set
->int_sens_1
= update_value_control_source(set
, set
->int_sens_1
,
640 case gpio_reg_int_sens_2
:
641 set
->int_sens_2
= update_value_control_source(set
, set
->int_sens_2
,
644 case gpio_reg_int_status
:
645 cleared
= ctpop32(data
& set
->int_status
);
646 if (s
->pending
&& cleared
) {
647 assert(s
->pending
>= cleared
);
648 s
->pending
-= cleared
;
650 set
->int_status
&= ~data
;
652 case gpio_reg_reset_tolerant
:
653 set
->reset_tol
= update_value_control_source(set
, set
->reset_tol
,
656 case gpio_reg_debounce_1
:
657 set
->debounce_1
= update_value_control_source(set
, set
->debounce_1
,
660 case gpio_reg_debounce_2
:
661 set
->debounce_2
= update_value_control_source(set
, set
->debounce_2
,
664 case gpio_reg_cmd_source_0
:
665 set
->cmd_source_0
= data
& ASPEED_CMD_SRC_MASK
;
667 case gpio_reg_cmd_source_1
:
668 set
->cmd_source_1
= data
& ASPEED_CMD_SRC_MASK
;
670 case gpio_reg_data_read
:
671 /* Read only register */
673 case gpio_reg_input_mask
:
675 * feeds into interrupt generation
676 * 0: read from data value reg will be updated
677 * 1: read from data value reg will not be updated
679 set
->input_mask
= data
& props
->input
;
682 qemu_log_mask(LOG_GUEST_ERROR
, "%s: no setter for offset 0x%"
683 HWADDR_PRIx
"\n", __func__
, offset
);
686 aspeed_gpio_update(s
, set
, set
->data_value
);
690 static int get_set_idx(AspeedGPIOState
*s
, const char *group
, int *group_idx
)
692 AspeedGPIOClass
*agc
= ASPEED_GPIO_GET_CLASS(s
);
695 for (set_idx
= 0; set_idx
< agc
->nr_gpio_sets
; set_idx
++) {
696 const GPIOSetProperties
*set_props
= &agc
->props
[set_idx
];
697 for (g_idx
= 0; g_idx
< ASPEED_GROUPS_PER_SET
; g_idx
++) {
698 if (!strncmp(group
, set_props
->group_label
[g_idx
], strlen(group
))) {
707 static void aspeed_gpio_get_pin(Object
*obj
, Visitor
*v
, const char *name
,
708 void *opaque
, Error
**errp
)
713 AspeedGPIOState
*s
= ASPEED_GPIO(obj
);
714 int set_idx
, group_idx
= 0;
716 if (sscanf(name
, "gpio%2[A-Z]%1d", group
, &pin
) != 2) {
718 if (sscanf(name
, "gpio%3[18A-E]%1d", group
, &pin
) != 2) {
719 error_setg(errp
, "%s: error reading %s", __func__
, name
);
723 set_idx
= get_set_idx(s
, group
, &group_idx
);
725 error_setg(errp
, "%s: invalid group %s", __func__
, group
);
728 pin
= pin
+ group_idx
* GPIOS_PER_GROUP
;
729 level
= aspeed_gpio_get_pin_level(s
, set_idx
, pin
);
730 visit_type_bool(v
, name
, &level
, errp
);
733 static void aspeed_gpio_set_pin(Object
*obj
, Visitor
*v
, const char *name
,
734 void *opaque
, Error
**errp
)
739 AspeedGPIOState
*s
= ASPEED_GPIO(obj
);
740 int set_idx
, group_idx
= 0;
742 if (!visit_type_bool(v
, name
, &level
, errp
)) {
745 if (sscanf(name
, "gpio%2[A-Z]%1d", group
, &pin
) != 2) {
747 if (sscanf(name
, "gpio%3[18A-E]%1d", group
, &pin
) != 2) {
748 error_setg(errp
, "%s: error reading %s", __func__
, name
);
752 set_idx
= get_set_idx(s
, group
, &group_idx
);
754 error_setg(errp
, "%s: invalid group %s", __func__
, group
);
757 pin
= pin
+ group_idx
* GPIOS_PER_GROUP
;
758 aspeed_gpio_set_pin_level(s
, set_idx
, pin
, level
);
761 /****************** Setup functions ******************/
762 static const GPIOSetProperties ast2400_set_props
[ASPEED_GPIO_MAX_NR_SETS
] = {
763 [0] = {0xffffffff, 0xffffffff, {"A", "B", "C", "D"} },
764 [1] = {0xffffffff, 0xffffffff, {"E", "F", "G", "H"} },
765 [2] = {0xffffffff, 0xffffffff, {"I", "J", "K", "L"} },
766 [3] = {0xffffffff, 0xffffffff, {"M", "N", "O", "P"} },
767 [4] = {0xffffffff, 0xffffffff, {"Q", "R", "S", "T"} },
768 [5] = {0xffffffff, 0x0000ffff, {"U", "V", "W", "X"} },
769 [6] = {0x0000000f, 0x0fffff0f, {"Y", "Z", "AA", "AB"} },
772 static const GPIOSetProperties ast2500_set_props
[ASPEED_GPIO_MAX_NR_SETS
] = {
773 [0] = {0xffffffff, 0xffffffff, {"A", "B", "C", "D"} },
774 [1] = {0xffffffff, 0xffffffff, {"E", "F", "G", "H"} },
775 [2] = {0xffffffff, 0xffffffff, {"I", "J", "K", "L"} },
776 [3] = {0xffffffff, 0xffffffff, {"M", "N", "O", "P"} },
777 [4] = {0xffffffff, 0xffffffff, {"Q", "R", "S", "T"} },
778 [5] = {0xffffffff, 0x0000ffff, {"U", "V", "W", "X"} },
779 [6] = {0x0fffffff, 0x0fffffff, {"Y", "Z", "AA", "AB"} },
780 [7] = {0x000000ff, 0x000000ff, {"AC"} },
783 static GPIOSetProperties ast2600_3_3v_set_props
[ASPEED_GPIO_MAX_NR_SETS
] = {
784 [0] = {0xffffffff, 0xffffffff, {"A", "B", "C", "D"} },
785 [1] = {0xffffffff, 0xffffffff, {"E", "F", "G", "H"} },
786 [2] = {0xffffffff, 0xffffffff, {"I", "J", "K", "L"} },
787 [3] = {0xffffffff, 0xffffffff, {"M", "N", "O", "P"} },
788 [4] = {0xffffffff, 0x00ffffff, {"Q", "R", "S", "T"} },
789 [5] = {0xffffffff, 0xffffff00, {"U", "V", "W", "X"} },
790 [6] = {0x0000ffff, 0x0000ffff, {"Y", "Z"} },
793 static GPIOSetProperties ast2600_1_8v_set_props
[ASPEED_GPIO_MAX_NR_SETS
] = {
794 [0] = {0xffffffff, 0xffffffff, {"18A", "18B", "18C", "18D"} },
795 [1] = {0x0000000f, 0x0000000f, {"18E"} },
798 static const MemoryRegionOps aspeed_gpio_ops
= {
799 .read
= aspeed_gpio_read
,
800 .write
= aspeed_gpio_write
,
801 .endianness
= DEVICE_LITTLE_ENDIAN
,
802 .valid
.min_access_size
= 4,
803 .valid
.max_access_size
= 4,
806 static void aspeed_gpio_reset(DeviceState
*dev
)
808 AspeedGPIOState
*s
= ASPEED_GPIO(dev
);
810 /* TODO: respect the reset tolerance registers */
811 memset(s
->sets
, 0, sizeof(s
->sets
));
814 static void aspeed_gpio_realize(DeviceState
*dev
, Error
**errp
)
816 AspeedGPIOState
*s
= ASPEED_GPIO(dev
);
817 SysBusDevice
*sbd
= SYS_BUS_DEVICE(dev
);
818 AspeedGPIOClass
*agc
= ASPEED_GPIO_GET_CLASS(s
);
820 /* Interrupt parent line */
821 sysbus_init_irq(sbd
, &s
->irq
);
823 /* Individual GPIOs */
824 for (int i
= 0; i
< ASPEED_GPIO_MAX_NR_SETS
; i
++) {
825 const GPIOSetProperties
*props
= &agc
->props
[i
];
826 uint32_t skip
= ~(props
->input
| props
->output
);
827 for (int j
= 0; j
< ASPEED_GPIOS_PER_SET
; j
++) {
831 sysbus_init_irq(sbd
, &s
->gpios
[i
][j
]);
835 memory_region_init_io(&s
->iomem
, OBJECT(s
), &aspeed_gpio_ops
, s
,
836 TYPE_ASPEED_GPIO
, 0x800);
838 sysbus_init_mmio(sbd
, &s
->iomem
);
841 static void aspeed_gpio_init(Object
*obj
)
843 AspeedGPIOState
*s
= ASPEED_GPIO(obj
);
844 AspeedGPIOClass
*agc
= ASPEED_GPIO_GET_CLASS(s
);
846 for (int i
= 0; i
< ASPEED_GPIO_MAX_NR_SETS
; i
++) {
847 const GPIOSetProperties
*props
= &agc
->props
[i
];
848 uint32_t skip
= ~(props
->input
| props
->output
);
849 for (int j
= 0; j
< ASPEED_GPIOS_PER_SET
; j
++) {
853 int group_idx
= j
/ GPIOS_PER_GROUP
;
854 int pin_idx
= j
% GPIOS_PER_GROUP
;
855 const char *group
= &props
->group_label
[group_idx
][0];
856 char *name
= g_strdup_printf("gpio%s%d", group
, pin_idx
);
857 object_property_add(obj
, name
, "bool", aspeed_gpio_get_pin
,
858 aspeed_gpio_set_pin
, NULL
, NULL
);
864 static const VMStateDescription vmstate_gpio_regs
= {
865 .name
= TYPE_ASPEED_GPIO
"/regs",
867 .minimum_version_id
= 1,
868 .fields
= (VMStateField
[]) {
869 VMSTATE_UINT32(data_value
, GPIOSets
),
870 VMSTATE_UINT32(data_read
, GPIOSets
),
871 VMSTATE_UINT32(direction
, GPIOSets
),
872 VMSTATE_UINT32(int_enable
, GPIOSets
),
873 VMSTATE_UINT32(int_sens_0
, GPIOSets
),
874 VMSTATE_UINT32(int_sens_1
, GPIOSets
),
875 VMSTATE_UINT32(int_sens_2
, GPIOSets
),
876 VMSTATE_UINT32(int_status
, GPIOSets
),
877 VMSTATE_UINT32(reset_tol
, GPIOSets
),
878 VMSTATE_UINT32(cmd_source_0
, GPIOSets
),
879 VMSTATE_UINT32(cmd_source_1
, GPIOSets
),
880 VMSTATE_UINT32(debounce_1
, GPIOSets
),
881 VMSTATE_UINT32(debounce_2
, GPIOSets
),
882 VMSTATE_UINT32(input_mask
, GPIOSets
),
883 VMSTATE_END_OF_LIST(),
887 static const VMStateDescription vmstate_aspeed_gpio
= {
888 .name
= TYPE_ASPEED_GPIO
,
890 .minimum_version_id
= 1,
891 .fields
= (VMStateField
[]) {
892 VMSTATE_STRUCT_ARRAY(sets
, AspeedGPIOState
, ASPEED_GPIO_MAX_NR_SETS
,
893 1, vmstate_gpio_regs
, GPIOSets
),
894 VMSTATE_UINT32_ARRAY(debounce_regs
, AspeedGPIOState
,
895 ASPEED_GPIO_NR_DEBOUNCE_REGS
),
896 VMSTATE_END_OF_LIST(),
900 static void aspeed_gpio_class_init(ObjectClass
*klass
, void *data
)
902 DeviceClass
*dc
= DEVICE_CLASS(klass
);
904 dc
->realize
= aspeed_gpio_realize
;
905 dc
->reset
= aspeed_gpio_reset
;
906 dc
->desc
= "Aspeed GPIO Controller";
907 dc
->vmsd
= &vmstate_aspeed_gpio
;
910 static void aspeed_gpio_ast2400_class_init(ObjectClass
*klass
, void *data
)
912 AspeedGPIOClass
*agc
= ASPEED_GPIO_CLASS(klass
);
914 agc
->props
= ast2400_set_props
;
915 agc
->nr_gpio_pins
= 216;
916 agc
->nr_gpio_sets
= 7;
917 agc
->reg_table
= aspeed_3_3v_gpios
;
920 static void aspeed_gpio_2500_class_init(ObjectClass
*klass
, void *data
)
922 AspeedGPIOClass
*agc
= ASPEED_GPIO_CLASS(klass
);
924 agc
->props
= ast2500_set_props
;
925 agc
->nr_gpio_pins
= 228;
926 agc
->nr_gpio_sets
= 8;
927 agc
->reg_table
= aspeed_3_3v_gpios
;
930 static void aspeed_gpio_ast2600_3_3v_class_init(ObjectClass
*klass
, void *data
)
932 AspeedGPIOClass
*agc
= ASPEED_GPIO_CLASS(klass
);
934 agc
->props
= ast2600_3_3v_set_props
;
935 agc
->nr_gpio_pins
= 208;
936 agc
->nr_gpio_sets
= 7;
937 agc
->reg_table
= aspeed_3_3v_gpios
;
940 static void aspeed_gpio_ast2600_1_8v_class_init(ObjectClass
*klass
, void *data
)
942 AspeedGPIOClass
*agc
= ASPEED_GPIO_CLASS(klass
);
944 agc
->props
= ast2600_1_8v_set_props
;
945 agc
->nr_gpio_pins
= 36;
946 agc
->nr_gpio_sets
= 2;
947 agc
->reg_table
= aspeed_1_8v_gpios
;
950 static const TypeInfo aspeed_gpio_info
= {
951 .name
= TYPE_ASPEED_GPIO
,
952 .parent
= TYPE_SYS_BUS_DEVICE
,
953 .instance_size
= sizeof(AspeedGPIOState
),
954 .class_size
= sizeof(AspeedGPIOClass
),
955 .class_init
= aspeed_gpio_class_init
,
959 static const TypeInfo aspeed_gpio_ast2400_info
= {
960 .name
= TYPE_ASPEED_GPIO
"-ast2400",
961 .parent
= TYPE_ASPEED_GPIO
,
962 .class_init
= aspeed_gpio_ast2400_class_init
,
963 .instance_init
= aspeed_gpio_init
,
966 static const TypeInfo aspeed_gpio_ast2500_info
= {
967 .name
= TYPE_ASPEED_GPIO
"-ast2500",
968 .parent
= TYPE_ASPEED_GPIO
,
969 .class_init
= aspeed_gpio_2500_class_init
,
970 .instance_init
= aspeed_gpio_init
,
973 static const TypeInfo aspeed_gpio_ast2600_3_3v_info
= {
974 .name
= TYPE_ASPEED_GPIO
"-ast2600",
975 .parent
= TYPE_ASPEED_GPIO
,
976 .class_init
= aspeed_gpio_ast2600_3_3v_class_init
,
977 .instance_init
= aspeed_gpio_init
,
980 static const TypeInfo aspeed_gpio_ast2600_1_8v_info
= {
981 .name
= TYPE_ASPEED_GPIO
"-ast2600-1_8v",
982 .parent
= TYPE_ASPEED_GPIO
,
983 .class_init
= aspeed_gpio_ast2600_1_8v_class_init
,
984 .instance_init
= aspeed_gpio_init
,
987 static void aspeed_gpio_register_types(void)
989 type_register_static(&aspeed_gpio_info
);
990 type_register_static(&aspeed_gpio_ast2400_info
);
991 type_register_static(&aspeed_gpio_ast2500_info
);
992 type_register_static(&aspeed_gpio_ast2600_3_3v_info
);
993 type_register_static(&aspeed_gpio_ast2600_1_8v_info
);
996 type_init(aspeed_gpio_register_types
);