/*
 * Copyright (c) 2025, MediaTek Inc. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include <assert.h>

#include <mtgpio.h>
#include <platform_def.h>

typedef enum {
	REG_0 = 0,
	REG_1,
	REG_2,
	REG_3,
	REG_4,
	REG_5,
	REG_6,
	REG_7,
	REG_8
} RegEnum;

uintptr_t mt_gpio_find_reg_addr(uint32_t pin)
{
	uintptr_t reg_addr = 0U;
	struct mt_pin_info gpio_info;

	assert(pin < MAX_GPIO_PIN);

	gpio_info = mt_pin_infos[pin];

	switch (gpio_info.base & 0xF) {
	case REG_0:
		reg_addr = IOCFG_LM_BASE;
		break;
	case REG_1:
		reg_addr = IOCFG_RB0_BASE;
		break;
	case REG_2:
		reg_addr = IOCFG_RB1_BASE;
		break;
	case REG_3:
		reg_addr = IOCFG_BM0_BASE;
		break;
	case REG_4:
		reg_addr = IOCFG_BM1_BASE;
		break;
	case REG_5:
		reg_addr = IOCFG_BM2_BASE;
		break;
	case REG_6:
		reg_addr = IOCFG_LT0_BASE;
		break;
	case REG_7:
		reg_addr = IOCFG_LT1_BASE;
		break;
	case REG_8:
		reg_addr = IOCFG_RT_BASE;
		break;
	default:
		break;
	}

	return reg_addr;
}