Merge remote-tracking branch 'remotes/rth/tags/pull-arm-20211021' into staging
[qemu.git] / include / hw / gpio / imx_gpio.h
1 /*
2 * i.MX processors GPIO registers definition.
3 *
4 * Copyright (C) 2015 Jean-Christophe Dubois <jcd@tribudubois.net>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 or
9 * (at your option) version 3 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #ifndef IMX_GPIO_H
21 #define IMX_GPIO_H
22
23 #include "hw/sysbus.h"
24 #include "qom/object.h"
25
26 #define TYPE_IMX_GPIO "imx.gpio"
27 OBJECT_DECLARE_SIMPLE_TYPE(IMXGPIOState, IMX_GPIO)
28
29 #define IMX_GPIO_MEM_SIZE 0x20
30
31 /* i.MX GPIO memory map */
32 #define DR_ADDR 0x00 /* DATA REGISTER */
33 #define GDIR_ADDR 0x04 /* DIRECTION REGISTER */
34 #define PSR_ADDR 0x08 /* PAD STATUS REGISTER */
35 #define ICR1_ADDR 0x0c /* INTERRUPT CONFIGURATION REGISTER 1 */
36 #define ICR2_ADDR 0x10 /* INTERRUPT CONFIGURATION REGISTER 2 */
37 #define IMR_ADDR 0x14 /* INTERRUPT MASK REGISTER */
38 #define ISR_ADDR 0x18 /* INTERRUPT STATUS REGISTER */
39 #define EDGE_SEL_ADDR 0x1c /* EDGE SEL REGISTER */
40
41 #define IMX_GPIO_PIN_COUNT 32
42
43 struct IMXGPIOState {
44 /*< private >*/
45 SysBusDevice parent_obj;
46
47 /*< public >*/
48 MemoryRegion iomem;
49
50 uint32_t dr;
51 uint32_t gdir;
52 uint32_t psr;
53 uint64_t icr;
54 uint32_t imr;
55 uint32_t isr;
56 bool has_edge_sel;
57 uint32_t edge_sel;
58 bool has_upper_pin_irq;
59
60 qemu_irq irq[2];
61 qemu_irq output[IMX_GPIO_PIN_COUNT];
62 };
63
64 #endif /* IMX_GPIO_H */