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aebd4dc8ff
Add gpio driver. Signed-off-by: mtk20895 <zhiqiang.ma@mediatek.com> Change-Id: I6ff6875c35294f56f2d8298d75cd18c230aad211
54 lines
837 B
C
54 lines
837 B
C
/*
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* Copyright (c) 2020, MediaTek Inc. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <assert.h>
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#include <mtgpio.h>
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#include <platform_def.h>
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uintptr_t mt_gpio_find_reg_addr(uint32_t pin)
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{
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uintptr_t reg_addr = 0U;
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struct mt_pin_info gpio_info;
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assert(pin < MAX_GPIO_PIN);
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gpio_info = mt_pin_infos[pin];
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switch (gpio_info.base & 0x0f) {
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case 0:
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reg_addr = IOCFG_RM_BASE;
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break;
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case 1:
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reg_addr = IOCFG_BM_BASE;
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break;
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case 2:
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reg_addr = IOCFG_BL_BASE;
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break;
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case 3:
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reg_addr = IOCFG_BR_BASE;
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break;
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case 4:
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reg_addr = IOCFG_LM_BASE;
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break;
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case 5:
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reg_addr = IOCFG_LB_BASE;
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break;
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case 6:
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reg_addr = IOCFG_RT_BASE;
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break;
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case 7:
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reg_addr = IOCFG_LT_BASE;
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break;
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case 8:
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reg_addr = IOCFG_TL_BASE;
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break;
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default:
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break;
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}
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return reg_addr;
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}
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