arm-trusted-firmware/plat/mediatek/drivers/gpio/mt8188/mtgpio.c
Jianguo Zhang ec4cfb91fc feat(mt8188): add pinctrl support
Add pinctrl support for MT8188.

TEST=build pass
BUG=b:236331724

Signed-off-by: Jianguo Zhang <jianguo.zhang@mediatek.corp-partner.google.com>
Change-Id: Id4ac8f67009621fff8f15f3ab2d8f200343c8356
2022-09-05 18:12:24 +08:00

39 lines
607 B
C

/*
* Copyright (c) 2022, MediaTek Inc. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <mtgpio.h>
#include <platform_def.h>
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 & 0x0f) {
case 0:
reg_addr = IOCFG_RM_BASE;
break;
case 1:
reg_addr = IOCFG_LT_BASE;
break;
case 2:
reg_addr = IOCFG_LM_BASE;
break;
case 3:
reg_addr = IOCFG_RT_BASE;
break;
default:
break;
}
return reg_addr;
}