1 /*
2  * Copyright (c) 2020, MediaTek Inc. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <assert.h>
8 #include <mtgpio.h>
9 #include <platform_def.h>
10 
mt_gpio_find_reg_addr(uint32_t pin)11 uintptr_t mt_gpio_find_reg_addr(uint32_t pin)
12 {
13 	uintptr_t reg_addr = 0U;
14 	struct mt_pin_info gpio_info;
15 
16 	assert(pin < MAX_GPIO_PIN);
17 
18 	gpio_info = mt_pin_infos[pin];
19 
20 	switch (gpio_info.base & 0x0f) {
21 	case 0:
22 		reg_addr = IOCFG_BM_BASE;
23 		break;
24 	case 1:
25 		reg_addr = IOCFG_BL_BASE;
26 		break;
27 	case 2:
28 		reg_addr = IOCFG_BR_BASE;
29 		break;
30 	case 3:
31 		reg_addr = IOCFG_LM_BASE;
32 		break;
33 	case 4:
34 		reg_addr = IOCFG_RB_BASE;
35 		break;
36 	case 5:
37 		reg_addr = IOCFG_TL_BASE;
38 		break;
39 	default:
40 		break;
41 	}
42 
43 	return reg_addr;
44 }
45