rt-thread/bsp/hpmicro/hpm6e00evk/board/pinmux.c

/*
 * Copyright (c) 2023-2024 hpmicro
 *
 * SPDX-License-Identifier: BSD-3-Clause
 *
 */

/*
 * Note:
 *   PY and PZ IOs: if any SOC pin function needs to be routed to these IOs,
 *  besides of IOC, PIOC/BIOC needs to be configured SOC_GPIO_X_xx, so that
 *  expected SoC function can be enabled on these IOs.
 *
 */
#include "board.h"

void init_uart_pins(UART_Type *ptr)
{
    if (ptr == HPM_UART0) {
        HPM_IOC->PAD[IOC_PAD_PA00].FUNC_CTL = IOC_PA00_FUNC_CTL_UART0_TXD;
        HPM_IOC->PAD[IOC_PAD_PA01].FUNC_CTL = IOC_PA01_FUNC_CTL_UART0_RXD;
    } else if (ptr == HPM_UART1) {
        HPM_IOC->PAD[IOC_PAD_PY07].FUNC_CTL = IOC_PY07_FUNC_CTL_UART1_TXD;
        HPM_PIOC->PAD[IOC_PAD_PY07].FUNC_CTL = PIOC_PY07_FUNC_CTL_SOC_PY_07;
        HPM_IOC->PAD[IOC_PAD_PY06].FUNC_CTL = IOC_PY06_FUNC_CTL_UART1_RXD;
        HPM_PIOC->PAD[IOC_PAD_PY06].FUNC_CTL = PIOC_PY06_FUNC_CTL_SOC_PY_06;
    } else if (ptr == HPM_UART14) {
        HPM_IOC->PAD[IOC_PAD_PF24].FUNC_CTL = IOC_PF24_FUNC_CTL_UART14_TXD;
        HPM_IOC->PAD[IOC_PAD_PF25].FUNC_CTL = IOC_PF25_FUNC_CTL_UART14_RXD;
    } else if (ptr == HPM_PUART) {
        HPM_PIOC->PAD[IOC_PAD_PY00].FUNC_CTL = PIOC_PY00_FUNC_CTL_PURT_TXD;
        HPM_PIOC->PAD[IOC_PAD_PY01].FUNC_CTL = PIOC_PY01_FUNC_CTL_PURT_RXD;
    } else {
        ;
    }
}

void init_uart_pin_as_gpio(UART_Type *ptr)
{
    if (ptr == HPM_UART0) {
        /* pull-up */
        HPM_IOC->PAD[IOC_PAD_PA00].PAD_CTL = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
        HPM_IOC->PAD[IOC_PAD_PA01].PAD_CTL = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);

        HPM_IOC->PAD[IOC_PAD_PA00].FUNC_CTL = IOC_PA00_FUNC_CTL_GPIO_A_00;
        HPM_IOC->PAD[IOC_PAD_PA01].FUNC_CTL = IOC_PA01_FUNC_CTL_GPIO_A_01;
    }
}

void init_i2c_pins(I2C_Type *ptr)
{
    if (ptr == HPM_I2C0) {
        HPM_IOC->PAD[IOC_PAD_PY02].FUNC_CTL = IOC_PY02_FUNC_CTL_I2C0_SCL | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
        HPM_IOC->PAD[IOC_PAD_PY03].FUNC_CTL = IOC_PY03_FUNC_CTL_I2C0_SDA | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
        HPM_IOC->PAD[IOC_PAD_PY02].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
        HPM_IOC->PAD[IOC_PAD_PY03].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
        HPM_IOC->PAD[IOC_PAD_PY02].PAD_CTL = IOC_PAD_PAD_CTL_OD_MASK;
        HPM_IOC->PAD[IOC_PAD_PY03].PAD_CTL = IOC_PAD_PAD_CTL_OD_MASK;
        HPM_PIOC->PAD[IOC_PAD_PY02].FUNC_CTL = PIOC_PY02_FUNC_CTL_SOC_PY_02;
        HPM_PIOC->PAD[IOC_PAD_PY03].FUNC_CTL = PIOC_PY03_FUNC_CTL_SOC_PY_03;

    } else if (ptr == HPM_I2C1) {
        /* WM8960 audio_codec */
        HPM_IOC->PAD[IOC_PAD_PF12].FUNC_CTL = IOC_PF12_FUNC_CTL_I2C1_SDA | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
        HPM_IOC->PAD[IOC_PAD_PF13].FUNC_CTL = IOC_PF13_FUNC_CTL_I2C1_SCL | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
        HPM_IOC->PAD[IOC_PAD_PF12].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
        HPM_IOC->PAD[IOC_PAD_PF13].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
        HPM_IOC->PAD[IOC_PAD_PF12].PAD_CTL = IOC_PAD_PAD_CTL_OD_MASK;
        HPM_IOC->PAD[IOC_PAD_PF13].PAD_CTL = IOC_PAD_PAD_CTL_OD_MASK;
    } else {
        ;
    }
}

void init_i2c_pins_as_gpio(I2C_Type *ptr)
{
    if (ptr == HPM_I2C0) {
        HPM_IOC->PAD[IOC_PAD_PY02].FUNC_CTL = IOC_PY02_FUNC_CTL_GPIO_Y_02;
        HPM_IOC->PAD[IOC_PAD_PY03].FUNC_CTL = IOC_PY03_FUNC_CTL_GPIO_Y_03;
        HPM_PIOC->PAD[IOC_PAD_PY02].FUNC_CTL = PIOC_PY02_FUNC_CTL_PGPIO_Y_02;
        HPM_PIOC->PAD[IOC_PAD_PY03].FUNC_CTL = PIOC_PY03_FUNC_CTL_PGPIO_Y_03;
    } else if (ptr == HPM_I2C1) {
#if 1
        /* WM8960 audio_codec */
        HPM_IOC->PAD[IOC_PAD_PF12].FUNC_CTL = IOC_PF12_FUNC_CTL_I2C1_SDA | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
        HPM_IOC->PAD[IOC_PAD_PF13].FUNC_CTL = IOC_PF13_FUNC_CTL_I2C1_SCL | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
#else
        /* raspberry-Pi_IF */
        HPM_IOC->PAD[IOC_PAD_PY06].FUNC_CTL = IOC_PY06_FUNC_CTL_I2C1_SDA | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
        HPM_IOC->PAD[IOC_PAD_PY07].FUNC_CTL = IOC_PY07_FUNC_CTL_I2C1_SCL | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
        HPM_PIOC->PAD[IOC_PAD_PY06].FUNC_CTL = PIOC_PY06_FUNC_CTL_GPIO_Y_06;
        HPM_PIOC->PAD[IOC_PAD_PY07].FUNC_CTL = PIOC_PY07_FUNC_CTL_GPIO_Y_07;
#endif
    }  else {
        ;
    }
}

void init_femc_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PD02].FUNC_CTL = IOC_PD02_FUNC_CTL_FEMC_A_00;
    HPM_IOC->PAD[IOC_PAD_PD03].FUNC_CTL = IOC_PD03_FUNC_CTL_FEMC_A_01;
    HPM_IOC->PAD[IOC_PAD_PD00].FUNC_CTL = IOC_PD00_FUNC_CTL_FEMC_A_02;
    HPM_IOC->PAD[IOC_PAD_PD01].FUNC_CTL = IOC_PD01_FUNC_CTL_FEMC_A_03;
    HPM_IOC->PAD[IOC_PAD_PC18].FUNC_CTL = IOC_PC18_FUNC_CTL_FEMC_A_04;
    HPM_IOC->PAD[IOC_PAD_PC19].FUNC_CTL = IOC_PC19_FUNC_CTL_FEMC_A_05;
    HPM_IOC->PAD[IOC_PAD_PC20].FUNC_CTL = IOC_PC20_FUNC_CTL_FEMC_A_06;
    HPM_IOC->PAD[IOC_PAD_PC21].FUNC_CTL = IOC_PC21_FUNC_CTL_FEMC_A_07;
    HPM_IOC->PAD[IOC_PAD_PC23].FUNC_CTL = IOC_PC23_FUNC_CTL_FEMC_A_08;
    HPM_IOC->PAD[IOC_PAD_PC24].FUNC_CTL = IOC_PC24_FUNC_CTL_FEMC_A_09;
    HPM_IOC->PAD[IOC_PAD_PD04].FUNC_CTL = IOC_PD04_FUNC_CTL_FEMC_A_10;
    HPM_IOC->PAD[IOC_PAD_PC25].FUNC_CTL = IOC_PC25_FUNC_CTL_FEMC_A_11;      /* SRAM: NWE */
    HPM_IOC->PAD[IOC_PAD_PC26].FUNC_CTL = IOC_PC26_FUNC_CTL_FEMC_A_12;      /* SRAM: NOE */

    HPM_IOC->PAD[IOC_PAD_PD31].FUNC_CTL = IOC_PD31_FUNC_CTL_FEMC_DQ_00;
    HPM_IOC->PAD[IOC_PAD_PD30].FUNC_CTL = IOC_PD30_FUNC_CTL_FEMC_DQ_01;
    HPM_IOC->PAD[IOC_PAD_PD29].FUNC_CTL = IOC_PD29_FUNC_CTL_FEMC_DQ_02;
    HPM_IOC->PAD[IOC_PAD_PD28].FUNC_CTL = IOC_PD28_FUNC_CTL_FEMC_DQ_03;
    HPM_IOC->PAD[IOC_PAD_PD27].FUNC_CTL = IOC_PD27_FUNC_CTL_FEMC_DQ_04;
    HPM_IOC->PAD[IOC_PAD_PD26].FUNC_CTL = IOC_PD26_FUNC_CTL_FEMC_DQ_05;
    HPM_IOC->PAD[IOC_PAD_PD24].FUNC_CTL = IOC_PD24_FUNC_CTL_FEMC_DQ_06;
    HPM_IOC->PAD[IOC_PAD_PD25].FUNC_CTL = IOC_PD25_FUNC_CTL_FEMC_DQ_07;
    HPM_IOC->PAD[IOC_PAD_PD14].FUNC_CTL = IOC_PD14_FUNC_CTL_FEMC_DQ_08;
    HPM_IOC->PAD[IOC_PAD_PD17].FUNC_CTL = IOC_PD17_FUNC_CTL_FEMC_DQ_09;
    HPM_IOC->PAD[IOC_PAD_PD16].FUNC_CTL = IOC_PD16_FUNC_CTL_FEMC_DQ_10;
    HPM_IOC->PAD[IOC_PAD_PD19].FUNC_CTL = IOC_PD19_FUNC_CTL_FEMC_DQ_11;
    HPM_IOC->PAD[IOC_PAD_PD18].FUNC_CTL = IOC_PD18_FUNC_CTL_FEMC_DQ_12;
    HPM_IOC->PAD[IOC_PAD_PD21].FUNC_CTL = IOC_PD21_FUNC_CTL_FEMC_DQ_13;
    HPM_IOC->PAD[IOC_PAD_PD20].FUNC_CTL = IOC_PD20_FUNC_CTL_FEMC_DQ_14;
    HPM_IOC->PAD[IOC_PAD_PD22].FUNC_CTL = IOC_PD22_FUNC_CTL_FEMC_DQ_15;
    HPM_IOC->PAD[IOC_PAD_PC16].FUNC_CTL = IOC_PC16_FUNC_CTL_FEMC_DQ_16;
    HPM_IOC->PAD[IOC_PAD_PC17].FUNC_CTL = IOC_PC17_FUNC_CTL_FEMC_DQ_17;
    HPM_IOC->PAD[IOC_PAD_PC13].FUNC_CTL = IOC_PC13_FUNC_CTL_FEMC_DQ_18;
    HPM_IOC->PAD[IOC_PAD_PC14].FUNC_CTL = IOC_PC14_FUNC_CTL_FEMC_DQ_19;
    HPM_IOC->PAD[IOC_PAD_PC10].FUNC_CTL = IOC_PC10_FUNC_CTL_FEMC_DQ_20;
    HPM_IOC->PAD[IOC_PAD_PC11].FUNC_CTL = IOC_PC11_FUNC_CTL_FEMC_DQ_21;
    HPM_IOC->PAD[IOC_PAD_PC02].FUNC_CTL = IOC_PC02_FUNC_CTL_FEMC_DQ_22;
    HPM_IOC->PAD[IOC_PAD_PC09].FUNC_CTL = IOC_PC09_FUNC_CTL_FEMC_DQ_23;
    HPM_IOC->PAD[IOC_PAD_PC00].FUNC_CTL = IOC_PC00_FUNC_CTL_FEMC_DQ_24;
    HPM_IOC->PAD[IOC_PAD_PC01].FUNC_CTL = IOC_PC01_FUNC_CTL_FEMC_DQ_25;
    HPM_IOC->PAD[IOC_PAD_PC03].FUNC_CTL = IOC_PC03_FUNC_CTL_FEMC_DQ_26;
    HPM_IOC->PAD[IOC_PAD_PC04].FUNC_CTL = IOC_PC04_FUNC_CTL_FEMC_DQ_27;
    HPM_IOC->PAD[IOC_PAD_PC05].FUNC_CTL = IOC_PC05_FUNC_CTL_FEMC_DQ_28;
    HPM_IOC->PAD[IOC_PAD_PC06].FUNC_CTL = IOC_PC06_FUNC_CTL_FEMC_DQ_29;
    HPM_IOC->PAD[IOC_PAD_PC07].FUNC_CTL = IOC_PC07_FUNC_CTL_FEMC_DQ_30;
    HPM_IOC->PAD[IOC_PAD_PC08].FUNC_CTL = IOC_PC08_FUNC_CTL_FEMC_DQ_31;

    HPM_IOC->PAD[IOC_PAD_PD23].FUNC_CTL = IOC_PD23_FUNC_CTL_FEMC_DM_0;     /* SRAM: NLB */
    HPM_IOC->PAD[IOC_PAD_PD15].FUNC_CTL = IOC_PD15_FUNC_CTL_FEMC_DM_1;     /* SRAM: NUB */
    HPM_IOC->PAD[IOC_PAD_PC12].FUNC_CTL = IOC_PC12_FUNC_CTL_FEMC_DM_2;
    HPM_IOC->PAD[IOC_PAD_PC15].FUNC_CTL = IOC_PC15_FUNC_CTL_FEMC_DM_3;

    HPM_IOC->PAD[IOC_PAD_PX07].FUNC_CTL = IOC_PX07_FUNC_CTL_FEMC_DQS | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;

    /* SDRAM */
    HPM_IOC->PAD[IOC_PAD_PD05].FUNC_CTL = IOC_PD05_FUNC_CTL_FEMC_BA0;
    HPM_IOC->PAD[IOC_PAD_PD06].FUNC_CTL = IOC_PD06_FUNC_CTL_FEMC_BA1;      /* SRAM: NADV */
    HPM_IOC->PAD[IOC_PAD_PD10].FUNC_CTL = IOC_PD10_FUNC_CTL_FEMC_RAS;
    HPM_IOC->PAD[IOC_PAD_PD13].FUNC_CTL = IOC_PD13_FUNC_CTL_FEMC_CAS;
    HPM_IOC->PAD[IOC_PAD_PC28].FUNC_CTL = IOC_PC28_FUNC_CTL_FEMC_CKE;
    HPM_IOC->PAD[IOC_PAD_PC27].FUNC_CTL = IOC_PC27_FUNC_CTL_FEMC_CLK_0;
    HPM_IOC->PAD[IOC_PAD_PD12].FUNC_CTL = IOC_PD12_FUNC_CTL_FEMC_WE;
    HPM_IOC->PAD[IOC_PAD_PD11].FUNC_CTL = IOC_PD11_FUNC_CTL_FEMC_CS_0;
    HPM_IOC->PAD[IOC_PAD_PD08].FUNC_CTL = IOC_PD08_FUNC_CTL_FEMC_CS_1;

    /* SRAM */
    HPM_IOC->PAD[IOC_PAD_PC29].FUNC_CTL = IOC_PC29_FUNC_CTL_FEMC_SCLK_0;
    HPM_IOC->PAD[IOC_PAD_PD07].FUNC_CTL = IOC_PD07_FUNC_CTL_FEMC_SCLK_1;
    HPM_IOC->PAD[IOC_PAD_PC30].FUNC_CTL = IOC_PC30_FUNC_CTL_FEMC_SCS_0;
    HPM_IOC->PAD[IOC_PAD_PC31].FUNC_CTL = IOC_PC31_FUNC_CTL_FEMC_SCS_1;
    HPM_IOC->PAD[IOC_PAD_PC22].FUNC_CTL = IOC_PC22_FUNC_CTL_FEMC_SRDY;
}

void init_ppi_pins(void)
{
    /* DQ Group A */
    HPM_IOC->PAD[IOC_PAD_PD31].FUNC_CTL = IOC_PD31_FUNC_CTL_PPI0_DQ_00;
    HPM_IOC->PAD[IOC_PAD_PD30].FUNC_CTL = IOC_PD30_FUNC_CTL_PPI0_DQ_01;
    HPM_IOC->PAD[IOC_PAD_PD29].FUNC_CTL = IOC_PD29_FUNC_CTL_PPI0_DQ_02;
    HPM_IOC->PAD[IOC_PAD_PD28].FUNC_CTL = IOC_PD28_FUNC_CTL_PPI0_DQ_03;
    HPM_IOC->PAD[IOC_PAD_PD27].FUNC_CTL = IOC_PD27_FUNC_CTL_PPI0_DQ_04;
    HPM_IOC->PAD[IOC_PAD_PD26].FUNC_CTL = IOC_PD26_FUNC_CTL_PPI0_DQ_05;
    HPM_IOC->PAD[IOC_PAD_PD24].FUNC_CTL = IOC_PD24_FUNC_CTL_PPI0_DQ_06;
    HPM_IOC->PAD[IOC_PAD_PD25].FUNC_CTL = IOC_PD25_FUNC_CTL_PPI0_DQ_07;
    HPM_IOC->PAD[IOC_PAD_PD14].FUNC_CTL = IOC_PD14_FUNC_CTL_PPI0_DQ_08;
    HPM_IOC->PAD[IOC_PAD_PD17].FUNC_CTL = IOC_PD17_FUNC_CTL_PPI0_DQ_09;
    HPM_IOC->PAD[IOC_PAD_PD16].FUNC_CTL = IOC_PD16_FUNC_CTL_PPI0_DQ_10;
    HPM_IOC->PAD[IOC_PAD_PD19].FUNC_CTL = IOC_PD19_FUNC_CTL_PPI0_DQ_11;
    HPM_IOC->PAD[IOC_PAD_PD18].FUNC_CTL = IOC_PD18_FUNC_CTL_PPI0_DQ_12;
    HPM_IOC->PAD[IOC_PAD_PD21].FUNC_CTL = IOC_PD21_FUNC_CTL_PPI0_DQ_13;
    HPM_IOC->PAD[IOC_PAD_PD20].FUNC_CTL = IOC_PD20_FUNC_CTL_PPI0_DQ_14;
    HPM_IOC->PAD[IOC_PAD_PD22].FUNC_CTL = IOC_PD22_FUNC_CTL_PPI0_DQ_15;
    HPM_IOC->PAD[IOC_PAD_PC16].FUNC_CTL = IOC_PC16_FUNC_CTL_PPI0_DQ_16;
    HPM_IOC->PAD[IOC_PAD_PC17].FUNC_CTL = IOC_PC17_FUNC_CTL_PPI0_DQ_17;
    HPM_IOC->PAD[IOC_PAD_PC13].FUNC_CTL = IOC_PC13_FUNC_CTL_PPI0_DQ_18;
    HPM_IOC->PAD[IOC_PAD_PC14].FUNC_CTL = IOC_PC14_FUNC_CTL_PPI0_DQ_19;
    HPM_IOC->PAD[IOC_PAD_PC10].FUNC_CTL = IOC_PC10_FUNC_CTL_PPI0_DQ_20;
    HPM_IOC->PAD[IOC_PAD_PC11].FUNC_CTL = IOC_PC11_FUNC_CTL_PPI0_DQ_21;
    HPM_IOC->PAD[IOC_PAD_PC02].FUNC_CTL = IOC_PC02_FUNC_CTL_PPI0_DQ_22;
    HPM_IOC->PAD[IOC_PAD_PC09].FUNC_CTL = IOC_PC09_FUNC_CTL_PPI0_DQ_23;
    HPM_IOC->PAD[IOC_PAD_PC00].FUNC_CTL = IOC_PC00_FUNC_CTL_PPI0_DQ_24;
    HPM_IOC->PAD[IOC_PAD_PC01].FUNC_CTL = IOC_PC01_FUNC_CTL_PPI0_DQ_25;
    HPM_IOC->PAD[IOC_PAD_PC03].FUNC_CTL = IOC_PC03_FUNC_CTL_PPI0_DQ_26;
    HPM_IOC->PAD[IOC_PAD_PC04].FUNC_CTL = IOC_PC04_FUNC_CTL_PPI0_DQ_27;
    HPM_IOC->PAD[IOC_PAD_PC05].FUNC_CTL = IOC_PC05_FUNC_CTL_PPI0_DQ_28;
    HPM_IOC->PAD[IOC_PAD_PC06].FUNC_CTL = IOC_PC06_FUNC_CTL_PPI0_DQ_29;
    HPM_IOC->PAD[IOC_PAD_PC07].FUNC_CTL = IOC_PC07_FUNC_CTL_PPI0_DQ_30;
    HPM_IOC->PAD[IOC_PAD_PC08].FUNC_CTL = IOC_PC08_FUNC_CTL_PPI0_DQ_31;

    /* DM Group A */
    HPM_IOC->PAD[IOC_PAD_PD23].FUNC_CTL = IOC_PD23_FUNC_CTL_PPI0_DM_0;
    HPM_IOC->PAD[IOC_PAD_PD15].FUNC_CTL = IOC_PD15_FUNC_CTL_PPI0_DM_1;
    HPM_IOC->PAD[IOC_PAD_PC12].FUNC_CTL = IOC_PC12_FUNC_CTL_PPI0_DM_2;
    HPM_IOC->PAD[IOC_PAD_PC15].FUNC_CTL = IOC_PC15_FUNC_CTL_PPI0_DM_3;

    /* CS */
    HPM_IOC->PAD[IOC_PAD_PC30].FUNC_CTL = IOC_PC30_FUNC_CTL_PPI0_CS_0;
    HPM_IOC->PAD[IOC_PAD_PC31].FUNC_CTL = IOC_PC31_FUNC_CTL_PPI0_CS_1;
    HPM_IOC->PAD[IOC_PAD_PD11].FUNC_CTL = IOC_PD11_FUNC_CTL_PPI0_CS_2;
    HPM_IOC->PAD[IOC_PAD_PD08].FUNC_CTL = IOC_PD08_FUNC_CTL_PPI0_CS_3;

    /* CTRL */
    HPM_IOC->PAD[IOC_PAD_PC27].FUNC_CTL = IOC_PC27_FUNC_CTL_PPI0_CTR_0;
    HPM_IOC->PAD[IOC_PAD_PD10].FUNC_CTL = IOC_PD10_FUNC_CTL_PPI0_CTR_1;
    HPM_IOC->PAD[IOC_PAD_PC22].FUNC_CTL = IOC_PC22_FUNC_CTL_PPI0_CTR_2;
    HPM_IOC->PAD[IOC_PAD_PD07].FUNC_CTL = IOC_PD07_FUNC_CTL_PPI0_CTR_3;
    HPM_IOC->PAD[IOC_PAD_PE00].FUNC_CTL = IOC_PE00_FUNC_CTL_PPI0_CTR_4;
    HPM_IOC->PAD[IOC_PAD_PE01].FUNC_CTL = IOC_PE01_FUNC_CTL_PPI0_CTR_5;
    HPM_IOC->PAD[IOC_PAD_PE02].FUNC_CTL = IOC_PE02_FUNC_CTL_PPI0_CTR_6;
    HPM_IOC->PAD[IOC_PAD_PE03].FUNC_CTL = IOC_PE03_FUNC_CTL_PPI0_CTR_7;

    /* CLK */
    HPM_IOC->PAD[IOC_PAD_PC29].FUNC_CTL = IOC_PC29_FUNC_CTL_PPI0_CLK;

    /* DQ Group B */
    /*
     * HPM_IOC->PAD[IOC_PAD_PD02].FUNC_CTL = IOC_PD02_FUNC_CTL_PPI0_DQ_00;
     * HPM_IOC->PAD[IOC_PAD_PD03].FUNC_CTL = IOC_PD03_FUNC_CTL_PPI0_DQ_01;
     * HPM_IOC->PAD[IOC_PAD_PD00].FUNC_CTL = IOC_PD00_FUNC_CTL_PPI0_DQ_02;
     * HPM_IOC->PAD[IOC_PAD_PD01].FUNC_CTL = IOC_PD01_FUNC_CTL_PPI0_DQ_03;
     * HPM_IOC->PAD[IOC_PAD_PC18].FUNC_CTL = IOC_PC18_FUNC_CTL_PPI0_DQ_04;
     * HPM_IOC->PAD[IOC_PAD_PC19].FUNC_CTL = IOC_PC19_FUNC_CTL_PPI0_DQ_05;
     * HPM_IOC->PAD[IOC_PAD_PC20].FUNC_CTL = IOC_PC20_FUNC_CTL_PPI0_DQ_06;
     * HPM_IOC->PAD[IOC_PAD_PC21].FUNC_CTL = IOC_PC21_FUNC_CTL_PPI0_DQ_07;
     * HPM_IOC->PAD[IOC_PAD_PC23].FUNC_CTL = IOC_PC23_FUNC_CTL_PPI0_DQ_08;
     * HPM_IOC->PAD[IOC_PAD_PC24].FUNC_CTL = IOC_PC24_FUNC_CTL_PPI0_DQ_09;
     * HPM_IOC->PAD[IOC_PAD_PD04].FUNC_CTL = IOC_PD04_FUNC_CTL_PPI0_DQ_10;
     * HPM_IOC->PAD[IOC_PAD_PC25].FUNC_CTL = IOC_PC25_FUNC_CTL_PPI0_DQ_11;
     * HPM_IOC->PAD[IOC_PAD_PC26].FUNC_CTL = IOC_PC26_FUNC_CTL_PPI0_DQ_12;
     * HPM_IOC->PAD[IOC_PAD_PD05].FUNC_CTL = IOC_PD05_FUNC_CTL_PPI0_DQ_13;
     * HPM_IOC->PAD[IOC_PAD_PD06].FUNC_CTL = IOC_PD06_FUNC_CTL_PPI0_DQ_14;
     * HPM_IOC->PAD[IOC_PAD_PD12].FUNC_CTL = IOC_PD12_FUNC_CTL_PPI0_DQ_15;
     */

    /* DM Group B */
    /*
     * HPM_IOC->PAD[IOC_PAD_PC28].FUNC_CTL = IOC_PC28_FUNC_CTL_PPI0_DM_0;
     * HPM_IOC->PAD[IOC_PAD_PD13].FUNC_CTL = IOC_PD13_FUNC_CTL_PPI0_DM_1;
     */
}

void init_sdm_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PF17].FUNC_CTL = IOC_PF17_FUNC_CTL_SDM0_CLK_0;
    HPM_IOC->PAD[IOC_PAD_PF16].FUNC_CTL = IOC_PF16_FUNC_CTL_SDM0_DAT_0;
}

void init_pwm_pin_as_sdm_clock(void)
{
    HPM_IOC->PAD[IOC_PAD_PE19].FUNC_CTL = IOC_PE19_FUNC_CTL_PWM2_P_3;
}

void init_gpio_pins(void)
{
    /* configure pad setting: pull enable and pull up, schmitt trigger enable */
    /* enable schmitt trigger to eliminate jitter of pin used as button */

    /* Button */
    uint32_t pad_ctl = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1) | IOC_PAD_PAD_CTL_HYS_SET(1);
    HPM_IOC->PAD[IOC_PAD_PB25].FUNC_CTL = IOC_PB25_FUNC_CTL_GPIO_B_25;
    HPM_IOC->PAD[IOC_PAD_PB25].PAD_CTL = pad_ctl;
    HPM_IOC->PAD[IOC_PAD_PB24].FUNC_CTL = IOC_PB24_FUNC_CTL_GPIO_B_24;
    HPM_IOC->PAD[IOC_PAD_PB24].PAD_CTL = pad_ctl;
}

void init_spi_pins(SPI_Type *ptr)
{
    if (ptr == HPM_SPI7) {
        HPM_IOC->PAD[IOC_PAD_PF27].FUNC_CTL = IOC_PF27_FUNC_CTL_SPI7_CS_0;
        HPM_IOC->PAD[IOC_PAD_PF26].FUNC_CTL = IOC_PF26_FUNC_CTL_SPI7_SCLK | IOC_PAD_FUNC_CTL_LOOP_BACK_SET(1);
        HPM_IOC->PAD[IOC_PAD_PF28].FUNC_CTL = IOC_PF28_FUNC_CTL_SPI7_MISO;
        HPM_IOC->PAD[IOC_PAD_PF29].FUNC_CTL = IOC_PF29_FUNC_CTL_SPI7_MOSI;
    } else {
        ;
    }
}

void init_spi_pins_with_gpio_as_cs(SPI_Type *ptr)
{
    if (ptr == HPM_SPI7) {
        HPM_IOC->PAD[IOC_PAD_PF27].FUNC_CTL = IOC_PF27_FUNC_CTL_GPIO_F_27;
        HPM_IOC->PAD[IOC_PAD_PF26].FUNC_CTL = IOC_PF26_FUNC_CTL_SPI7_SCLK | IOC_PAD_FUNC_CTL_LOOP_BACK_SET(1);
        HPM_IOC->PAD[IOC_PAD_PF28].FUNC_CTL = IOC_PF28_FUNC_CTL_SPI7_MISO;
        HPM_IOC->PAD[IOC_PAD_PF29].FUNC_CTL = IOC_PF29_FUNC_CTL_SPI7_MOSI;
    }
}

void init_gptmr_pins(GPTMR_Type *ptr)
{
    if (ptr == HPM_GPTMR4) {
        HPM_IOC->PAD[IOC_PAD_PB06].FUNC_CTL = IOC_PB06_FUNC_CTL_GPTMR4_CAPT_0;
        HPM_IOC->PAD[IOC_PAD_PB07].FUNC_CTL = IOC_PB07_FUNC_CTL_GPTMR4_COMP_0;
    }
    if (ptr == HPM_GPTMR0) {
        HPM_IOC->PAD[IOC_PAD_PE07].FUNC_CTL = IOC_PE07_FUNC_CTL_GPTMR0_COMP_0;
    }
    if (ptr == HPM_GPTMR5) {
        HPM_IOC->PAD[IOC_PAD_PB05].FUNC_CTL = IOC_PB05_FUNC_CTL_GPTMR5_COMP_2;

    }
}

void init_hall_trgm_pins(void)
{
    init_qeiv2_uvw_pins(BOARD_BLDC_QEIV2_BASE);
}

void init_qei_trgm_pins(void)
{
    init_qeiv2_ab_pins(BOARD_BLDC_QEIV2_BASE);
}

void init_butn_pins(void)
{
    /* configure pad setting: pull enable and pull up, schmitt trigger enable */
    /* enable schmitt trigger to eliminate jitter of pin used as button */

    /* Button */
    uint32_t pad_ctl = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1) | IOC_PAD_PAD_CTL_HYS_SET(1);
    HPM_IOC->PAD[IOC_PAD_PB24].FUNC_CTL = IOC_PB24_FUNC_CTL_GPIO_B_24;
    HPM_IOC->PAD[IOC_PAD_PB24].PAD_CTL = pad_ctl;
    HPM_IOC->PAD[IOC_PAD_PB25].FUNC_CTL = IOC_PB25_FUNC_CTL_GPIO_B_25;
    HPM_IOC->PAD[IOC_PAD_PB25].PAD_CTL = pad_ctl;
}

void init_acmp_pins(void)
{
    /* configure to CMP0_INN4 function */
    HPM_IOC->PAD[IOC_PAD_PF05].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
}

void init_pwm_fault_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PB05].FUNC_CTL = IOC_PB05_FUNC_CTL_TRGM_P_05;
}

void init_pwm_pins(PWMV2_Type *ptr)
{
    if (ptr == HPM_PWM1) {
        HPM_IOC->PAD[IOC_PAD_PE08].FUNC_CTL = IOC_PE08_FUNC_CTL_PWM1_P_0;
        HPM_IOC->PAD[IOC_PAD_PE09].FUNC_CTL = IOC_PE09_FUNC_CTL_PWM1_P_1;
        HPM_IOC->PAD[IOC_PAD_PE10].FUNC_CTL = IOC_PE10_FUNC_CTL_PWM1_P_2;
        HPM_IOC->PAD[IOC_PAD_PE11].FUNC_CTL = IOC_PE11_FUNC_CTL_PWM1_P_3;
        HPM_IOC->PAD[IOC_PAD_PE12].FUNC_CTL = IOC_PE12_FUNC_CTL_PWM1_P_4;
        HPM_IOC->PAD[IOC_PAD_PE13].FUNC_CTL = IOC_PE13_FUNC_CTL_PWM1_P_5;
    } else {
        ;
    }
}

void init_usb_pins(void)
{
    /* USB0_ID */
    HPM_IOC->PAD[IOC_PAD_PF22].FUNC_CTL = IOC_PF22_FUNC_CTL_USB0_ID;
    /* USB0_OC */
    HPM_IOC->PAD[IOC_PAD_PF23].FUNC_CTL = IOC_PF23_FUNC_CTL_USB0_OC;
    /* USB0_PWR */
    HPM_IOC->PAD[IOC_PAD_PF19].FUNC_CTL = IOC_PF19_FUNC_CTL_USB0_PWR;
}

void init_clk_obs_pins(void)
{
    /* HPM_IOC->PAD[IOC_PAD_PB02].FUNC_CTL = IOC_PB02_FUNC_CTL_SYSCTL_CLK_OBS_0; */
}

void init_i2s_pins(I2S_Type *ptr)
{
    if (ptr == HPM_I2S0) {
        HPM_IOC->PAD[IOC_PAD_PB11].FUNC_CTL = IOC_PB11_FUNC_CTL_I2S0_MCLK;
        HPM_IOC->PAD[IOC_PAD_PB01].FUNC_CTL = IOC_PB01_FUNC_CTL_I2S0_BCLK;
        HPM_IOC->PAD[IOC_PAD_PB10].FUNC_CTL = IOC_PB10_FUNC_CTL_I2S0_FCLK;
        HPM_IOC->PAD[IOC_PAD_PB00].FUNC_CTL = IOC_PB00_FUNC_CTL_I2S0_TXD_0;
        HPM_IOC->PAD[IOC_PAD_PB08].FUNC_CTL = IOC_PB08_FUNC_CTL_I2S0_RXD_0;
    } else {
        ;
    }
}

void init_qeo_pins(QEOV2_Type *ptr)
{
    if (ptr == HPM_QEO0) {
        HPM_IOC->PAD[IOC_PAD_PE07].FUNC_CTL = IOC_PE07_FUNC_CTL_QEO0_A;    /* Motor CON3 */
        HPM_IOC->PAD[IOC_PAD_PE06].FUNC_CTL = IOC_PE06_FUNC_CTL_QEO0_B;
        HPM_IOC->PAD[IOC_PAD_PE05].FUNC_CTL = IOC_PE05_FUNC_CTL_QEO0_Z;
    } else {
        ;
    }
}

void init_sei_pins(SEI_Type *ptr, uint8_t sei_ctrl_idx)
{
    if (ptr == HPM_SEI) {
        if (sei_ctrl_idx == SEI_CTRL_1) {
            HPM_IOC->PAD[IOC_PAD_PE18].FUNC_CTL = IOC_PE18_FUNC_CTL_SEI1_DE;
            HPM_IOC->PAD[IOC_PAD_PE19].FUNC_CTL = IOC_PE19_FUNC_CTL_SEI1_CK;
            HPM_IOC->PAD[IOC_PAD_PE16].FUNC_CTL = IOC_PE16_FUNC_CTL_SEI1_TX;
            HPM_IOC->PAD[IOC_PAD_PE17].FUNC_CTL = IOC_PE17_FUNC_CTL_SEI1_RX;
        } else {
            ;
        }
    }
}

void init_qeiv2_uvw_pins(QEIV2_Type *ptr)
{
    if (ptr == HPM_QEI0) {
        HPM_IOC->PAD[IOC_PAD_PB07].FUNC_CTL = IOC_PB07_FUNC_CTL_QEI0_A;
        HPM_IOC->PAD[IOC_PAD_PB06].FUNC_CTL = IOC_PB06_FUNC_CTL_QEI0_B;
        HPM_IOC->PAD[IOC_PAD_PB05].FUNC_CTL = IOC_PB05_FUNC_CTL_QEI0_Z;
    }
}

void init_qeiv2_ab_pins(QEIV2_Type *ptr)
{
    if (ptr == HPM_QEI0) {
        HPM_IOC->PAD[IOC_PAD_PB07].FUNC_CTL = IOC_PB07_FUNC_CTL_QEI0_A;
        HPM_IOC->PAD[IOC_PAD_PB06].FUNC_CTL = IOC_PB06_FUNC_CTL_QEI0_B;
    }
}

void init_qeiv2_abz_pins(QEIV2_Type *ptr)
{
    if (ptr == HPM_QEI0) {
        HPM_IOC->PAD[IOC_PAD_PB07].FUNC_CTL = IOC_PB07_FUNC_CTL_QEI0_A;
        HPM_IOC->PAD[IOC_PAD_PB06].FUNC_CTL = IOC_PB06_FUNC_CTL_QEI0_B;
        HPM_IOC->PAD[IOC_PAD_PB05].FUNC_CTL = IOC_PB05_FUNC_CTL_QEI0_Z;
    }
}

void init_rdc_pin(void)
{
    HPM_IOC->PAD[IOC_PAD_PF06].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_IU: ADC0.14 / ADC1.14 PWN_P */
    HPM_IOC->PAD[IOC_PAD_PF08].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_IV: ADC0.10 / ADC1.10 PWN_N */
    HPM_IOC->PAD[IOC_PAD_PE08].FUNC_CTL = IOC_PE08_FUNC_CTL_RDC0_PWM_N;
/*The GPIO is designed for debug */
#ifdef RDC_SAMPLE_TEST_GPIO_OUTPUT
    HPM_IOC->PAD[IOC_PAD_PB00].FUNC_CTL = IOC_PB00_FUNC_CTL_TRGM_P_00;
#endif
}

void init_dao_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PF04].FUNC_CTL = IOC_PF04_FUNC_CTL_DAO_RP;
    HPM_IOC->PAD[IOC_PAD_PF03].FUNC_CTL = IOC_PF03_FUNC_CTL_DAO_RN;
}

void init_pdm_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PB02].FUNC_CTL = IOC_PB02_FUNC_CTL_PDM0_CLK;
    HPM_IOC->PAD[IOC_PAD_PB03].FUNC_CTL = IOC_PB03_FUNC_CTL_PDM0_D_0;
}

void init_enet_pins(ENET_Type *ptr)
{
    if (ptr == HPM_ENET0) {
        HPM_IOC->PAD[IOC_PAD_PF01].FUNC_CTL = IOC_PF01_FUNC_CTL_ETH0_MDIO;
        HPM_IOC->PAD[IOC_PAD_PF00].FUNC_CTL = IOC_PF00_FUNC_CTL_ETH0_MDC;

        HPM_IOC->PAD[IOC_PAD_PE20].FUNC_CTL = IOC_PE20_FUNC_CTL_ETH0_RXDV;
        HPM_IOC->PAD[IOC_PAD_PE21].FUNC_CTL = IOC_PE21_FUNC_CTL_ETH0_RXD_0;
        HPM_IOC->PAD[IOC_PAD_PE22].FUNC_CTL = IOC_PE22_FUNC_CTL_ETH0_RXD_1;
        HPM_IOC->PAD[IOC_PAD_PE23].FUNC_CTL = IOC_PE23_FUNC_CTL_ETH0_RXD_2;
        HPM_IOC->PAD[IOC_PAD_PE24].FUNC_CTL = IOC_PE24_FUNC_CTL_ETH0_RXD_3;
        HPM_IOC->PAD[IOC_PAD_PE25].FUNC_CTL = IOC_PE25_FUNC_CTL_ETH0_RXCK;

        HPM_IOC->PAD[IOC_PAD_PE26].FUNC_CTL = IOC_PE26_FUNC_CTL_ETH0_TXCK;
        HPM_IOC->PAD[IOC_PAD_PE27].FUNC_CTL = IOC_PE27_FUNC_CTL_ETH0_TXD_0;
        HPM_IOC->PAD[IOC_PAD_PE28].FUNC_CTL = IOC_PE28_FUNC_CTL_ETH0_TXD_1;
        HPM_IOC->PAD[IOC_PAD_PE29].FUNC_CTL = IOC_PE29_FUNC_CTL_ETH0_TXD_2;
        HPM_IOC->PAD[IOC_PAD_PE30].FUNC_CTL = IOC_PE30_FUNC_CTL_ETH0_TXD_3;
        HPM_IOC->PAD[IOC_PAD_PE31].FUNC_CTL = IOC_PE31_FUNC_CTL_ETH0_TXEN;
    }
}

void init_enet_pps_pins(void)
{

}

void init_adc16_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PF07].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC0.IN15 */
    HPM_IOC->PAD[IOC_PAD_PF02].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC0.IN15 */
}

void init_adc_bldc_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PF06].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_IU: ADC0.14 / ADC1.14 */
    HPM_IOC->PAD[IOC_PAD_PF08].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_IV: ADC0.10 / ADC1.10 */
    HPM_IOC->PAD[IOC_PAD_PF19].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_IW: ADC2.11 / ADC3.11 */

    HPM_IOC->PAD[IOC_PAD_PF10].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_A: ADC0.1 / ADC1.1   */
    HPM_IOC->PAD[IOC_PAD_PF07].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_B: ADC0.15 / ADC1.15 */
    HPM_IOC->PAD[IOC_PAD_PF27].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_C: ADC2.00 / ADC3.00 */
    HPM_IOC->PAD[IOC_PAD_PF20].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_D: ADC2.03 / ADC3.03 */

}

void init_adc_qeiv2_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PF19].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_IW: ADC2.11 / ADC3.11 cos_ch */
    HPM_IOC->PAD[IOC_PAD_PF06].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;        /* ADC_IU: ADC0.14 / ADC1.14 sin_ch */
}

void init_can_pins(MCAN_Type *ptr)
{
    if (ptr == HPM_MCAN4) {
        HPM_IOC->PAD[IOC_PAD_PZ00].FUNC_CTL = IOC_PZ00_FUNC_CTL_MCAN4_TXD;
        HPM_BIOC->PAD[IOC_PAD_PZ00].FUNC_CTL = BIOC_PZ00_FUNC_CTL_SOC_PZ_00;
        HPM_IOC->PAD[IOC_PAD_PZ01].FUNC_CTL = IOC_PZ01_FUNC_CTL_MCAN4_RXD;
        HPM_BIOC->PAD[IOC_PAD_PZ01].FUNC_CTL = BIOC_PZ01_FUNC_CTL_SOC_PZ_01;
        HPM_IOC->PAD[IOC_PAD_PZ02].FUNC_CTL = IOC_PZ02_FUNC_CTL_MCAN4_STBY;
        HPM_BIOC->PAD[IOC_PAD_PZ02].FUNC_CTL = BIOC_PZ02_FUNC_CTL_SOC_PZ_02;
    } else {
        /* Invalid CAN instance */
    }
}

void init_led_pins_as_gpio(void)
{
    HPM_IOC->PAD[IOC_PAD_PE04].FUNC_CTL = IOC_PE04_FUNC_CTL_GPIO_E_04;
    HPM_IOC->PAD[IOC_PAD_PE14].FUNC_CTL = IOC_PE14_FUNC_CTL_GPIO_E_14;
    HPM_IOC->PAD[IOC_PAD_PE15].FUNC_CTL = IOC_PE15_FUNC_CTL_GPIO_E_15;
}

void init_led_pins_as_pwm(void)
{
    /* Red */
    HPM_IOC->PAD[IOC_PAD_PE14].FUNC_CTL = IOC_PE14_FUNC_CTL_PWM1_P_6;
    /* Green */
    HPM_IOC->PAD[IOC_PAD_PE15].FUNC_CTL = IOC_PE15_FUNC_CTL_PWM1_P_7;
    /* BLUE */
    HPM_IOC->PAD[IOC_PAD_PE04].FUNC_CTL = IOC_PE04_FUNC_CTL_PWM0_P_4;
}

void init_plb_pins(void)
{
    HPM_IOC->PAD[IOC_PAD_PB05].FUNC_CTL = IOC_PB05_FUNC_CTL_TRGM_P_05;
}

void init_esc_pins(void)
{
    /* ESC */
    HPM_IOC->PAD[IOC_PAD_PA09].FUNC_CTL = IOC_PA09_FUNC_CTL_ESC0_REFCK;
    HPM_IOC->PAD[IOC_PAD_PA30].FUNC_CTL = IOC_PA30_FUNC_CTL_ESC0_MDIO;
    HPM_IOC->PAD[IOC_PAD_PA31].FUNC_CTL = IOC_PA31_FUNC_CTL_ESC0_MDC;
    HPM_IOC->PAD[IOC_PAD_PA12].FUNC_CTL = IOC_PA12_FUNC_CTL_ESC0_SDA;
    HPM_IOC->PAD[IOC_PAD_PA13].FUNC_CTL = IOC_PA13_FUNC_CTL_ESC0_SCL;

    /* ESC needs to configure these pins for specific functions, see ESC IOCFG registers */
    HPM_IOC->PAD[IOC_PAD_PA10].FUNC_CTL = IOC_PA10_FUNC_CTL_GPIO_A_10;  /* GPIO to reset PHY */
    HPM_IOC->PAD[IOC_PAD_PA15].FUNC_CTL = IOC_PA15_FUNC_CTL_ESC0_CTR_3; /* NMII_LINK0(PORTA_LINK) function */
    HPM_IOC->PAD[IOC_PAD_PA11].FUNC_CTL = IOC_PA11_FUNC_CTL_ESC0_CTR_0; /* NMII_LINK1(PORTB_LINK) function */
    HPM_IOC->PAD[IOC_PAD_PE02].FUNC_CTL = IOC_PE02_FUNC_CTL_ESC0_CTR_6; /* LED_ERROR function */
    HPM_IOC->PAD[IOC_PAD_PE03].FUNC_CTL = IOC_PE03_FUNC_CTL_ESC0_CTR_1; /* LED_RUN function  */

    /* ESC PORTA */
    HPM_IOC->PAD[IOC_PAD_PA24].FUNC_CTL = IOC_PA24_FUNC_CTL_ESC0_P0_TXCK;
    HPM_IOC->PAD[IOC_PAD_PA29].FUNC_CTL = IOC_PA29_FUNC_CTL_ESC0_P0_TXEN;
    HPM_IOC->PAD[IOC_PAD_PA25].FUNC_CTL = IOC_PA25_FUNC_CTL_ESC0_P0_TXD_0;
    HPM_IOC->PAD[IOC_PAD_PA26].FUNC_CTL = IOC_PA26_FUNC_CTL_ESC0_P0_TXD_1;
    HPM_IOC->PAD[IOC_PAD_PA27].FUNC_CTL = IOC_PA27_FUNC_CTL_ESC0_P0_TXD_2;
    HPM_IOC->PAD[IOC_PAD_PA28].FUNC_CTL = IOC_PA28_FUNC_CTL_ESC0_P0_TXD_3;
    HPM_IOC->PAD[IOC_PAD_PA21].FUNC_CTL = IOC_PA21_FUNC_CTL_ESC0_P0_RXCK;
    HPM_IOC->PAD[IOC_PAD_PA16].FUNC_CTL = IOC_PA16_FUNC_CTL_ESC0_P0_RXDV;
    HPM_IOC->PAD[IOC_PAD_PA23].FUNC_CTL = IOC_PA23_FUNC_CTL_ESC0_P0_RXER;
    HPM_IOC->PAD[IOC_PAD_PA17].FUNC_CTL = IOC_PA17_FUNC_CTL_ESC0_P0_RXD_0;
    HPM_IOC->PAD[IOC_PAD_PA18].FUNC_CTL = IOC_PA18_FUNC_CTL_ESC0_P0_RXD_1;
    HPM_IOC->PAD[IOC_PAD_PA19].FUNC_CTL = IOC_PA19_FUNC_CTL_ESC0_P0_RXD_2;
    HPM_IOC->PAD[IOC_PAD_PA20].FUNC_CTL = IOC_PA20_FUNC_CTL_ESC0_P0_RXD_3;

    /* ESC PORTB */
    HPM_IOC->PAD[IOC_PAD_PB18].FUNC_CTL = IOC_PB18_FUNC_CTL_ESC0_P1_TXCK;
    HPM_IOC->PAD[IOC_PAD_PB23].FUNC_CTL = IOC_PB23_FUNC_CTL_ESC0_P1_TXEN;
    HPM_IOC->PAD[IOC_PAD_PB19].FUNC_CTL = IOC_PB19_FUNC_CTL_ESC0_P1_TXD_0;
    HPM_IOC->PAD[IOC_PAD_PB20].FUNC_CTL = IOC_PB20_FUNC_CTL_ESC0_P1_TXD_1;
    HPM_IOC->PAD[IOC_PAD_PB21].FUNC_CTL = IOC_PB21_FUNC_CTL_ESC0_P1_TXD_2;
    HPM_IOC->PAD[IOC_PAD_PB22].FUNC_CTL = IOC_PB22_FUNC_CTL_ESC0_P1_TXD_3;
    HPM_IOC->PAD[IOC_PAD_PB17].FUNC_CTL = IOC_PB17_FUNC_CTL_ESC0_P1_RXCK;
    HPM_IOC->PAD[IOC_PAD_PB12].FUNC_CTL = IOC_PB12_FUNC_CTL_ESC0_P1_RXDV;
    HPM_IOC->PAD[IOC_PAD_PA22].FUNC_CTL = IOC_PA22_FUNC_CTL_ESC0_P1_RXER;
    HPM_IOC->PAD[IOC_PAD_PB13].FUNC_CTL = IOC_PB13_FUNC_CTL_ESC0_P1_RXD_0;
    HPM_IOC->PAD[IOC_PAD_PB14].FUNC_CTL = IOC_PB14_FUNC_CTL_ESC0_P1_RXD_1;
    HPM_IOC->PAD[IOC_PAD_PB15].FUNC_CTL = IOC_PB15_FUNC_CTL_ESC0_P1_RXD_2;
    HPM_IOC->PAD[IOC_PAD_PB16].FUNC_CTL = IOC_PB16_FUNC_CTL_ESC0_P1_RXD_3;
}

void init_tsw_pins(void)
{
    /* PORT1 */
    HPM_IOC->PAD[IOC_PAD_PA16].FUNC_CTL = IOC_PA16_FUNC_CTL_TSW0_P1_RXDV;
    HPM_IOC->PAD[IOC_PAD_PA21].FUNC_CTL = IOC_PA21_FUNC_CTL_TSW0_P1_RXCK;
    HPM_IOC->PAD[IOC_PAD_PA17].FUNC_CTL = IOC_PA17_FUNC_CTL_TSW0_P1_RXD_0;
    HPM_IOC->PAD[IOC_PAD_PA18].FUNC_CTL = IOC_PA18_FUNC_CTL_TSW0_P1_RXD_1;
    HPM_IOC->PAD[IOC_PAD_PA19].FUNC_CTL = IOC_PA19_FUNC_CTL_TSW0_P1_RXD_2;
    HPM_IOC->PAD[IOC_PAD_PA20].FUNC_CTL = IOC_PA20_FUNC_CTL_TSW0_P1_RXD_3;

    HPM_IOC->PAD[IOC_PAD_PA29].FUNC_CTL = IOC_PA29_FUNC_CTL_TSW0_P1_TXEN;
    HPM_IOC->PAD[IOC_PAD_PA24].FUNC_CTL = IOC_PA24_FUNC_CTL_TSW0_P1_TXCK;
    HPM_IOC->PAD[IOC_PAD_PA25].FUNC_CTL = IOC_PA25_FUNC_CTL_TSW0_P1_TXD_0;
    HPM_IOC->PAD[IOC_PAD_PA26].FUNC_CTL = IOC_PA26_FUNC_CTL_TSW0_P1_TXD_1;
    HPM_IOC->PAD[IOC_PAD_PA27].FUNC_CTL = IOC_PA27_FUNC_CTL_TSW0_P1_TXD_2;
    HPM_IOC->PAD[IOC_PAD_PA28].FUNC_CTL = IOC_PA28_FUNC_CTL_TSW0_P1_TXD_3;

    HPM_IOC->PAD[IOC_PAD_PA23].FUNC_CTL = IOC_PA23_FUNC_CTL_TSW0_P1_RXER;
    HPM_IOC->PAD[IOC_PAD_PA30].FUNC_CTL = IOC_PA30_FUNC_CTL_TSW0_P1_MDC;
    HPM_IOC->PAD[IOC_PAD_PA31].FUNC_CTL = IOC_PA31_FUNC_CTL_TSW0_P1_MDIO;

    /* PORT2 */
    HPM_IOC->PAD[IOC_PAD_PB12].FUNC_CTL = IOC_PB12_FUNC_CTL_TSW0_P2_RXDV;
    HPM_IOC->PAD[IOC_PAD_PB17].FUNC_CTL = IOC_PB17_FUNC_CTL_TSW0_P2_RXCK;
    HPM_IOC->PAD[IOC_PAD_PB13].FUNC_CTL = IOC_PB13_FUNC_CTL_TSW0_P2_RXD_0;
    HPM_IOC->PAD[IOC_PAD_PB14].FUNC_CTL = IOC_PB14_FUNC_CTL_TSW0_P2_RXD_1;
    HPM_IOC->PAD[IOC_PAD_PB15].FUNC_CTL = IOC_PB15_FUNC_CTL_TSW0_P2_RXD_2;
    HPM_IOC->PAD[IOC_PAD_PB16].FUNC_CTL = IOC_PB16_FUNC_CTL_TSW0_P2_RXD_3;

    HPM_IOC->PAD[IOC_PAD_PB23].FUNC_CTL = IOC_PB23_FUNC_CTL_TSW0_P2_TXEN;
    HPM_IOC->PAD[IOC_PAD_PB18].FUNC_CTL = IOC_PB18_FUNC_CTL_TSW0_P2_TXCK;
    HPM_IOC->PAD[IOC_PAD_PB19].FUNC_CTL = IOC_PB19_FUNC_CTL_TSW0_P2_TXD_0;
    HPM_IOC->PAD[IOC_PAD_PB20].FUNC_CTL = IOC_PB20_FUNC_CTL_TSW0_P2_TXD_1;
    HPM_IOC->PAD[IOC_PAD_PB21].FUNC_CTL = IOC_PB21_FUNC_CTL_TSW0_P2_TXD_2;
    HPM_IOC->PAD[IOC_PAD_PB22].FUNC_CTL = IOC_PB22_FUNC_CTL_TSW0_P2_TXD_3;

    HPM_IOC->PAD[IOC_PAD_PA22].FUNC_CTL = IOC_PA22_FUNC_CTL_TSW0_P2_RXER;
    HPM_IOC->PAD[IOC_PAD_PE03].FUNC_CTL = IOC_PE03_FUNC_CTL_TSW0_P2_MDC;
    HPM_IOC->PAD[IOC_PAD_PE04].FUNC_CTL = IOC_PE04_FUNC_CTL_TSW0_P2_MDIO;

    /* PORT1/PORT2 PHY RST */
    HPM_IOC->PAD[IOC_PAD_PA10].FUNC_CTL = IOC_PA10_FUNC_CTL_GPIO_A_10;

    /* XI */
    HPM_IOC->PAD[IOC_PAD_PA09].FUNC_CTL = IOC_PA09_FUNC_CTL_ESC0_REFCK;

    /* PORT3 PE */
    HPM_IOC->PAD[IOC_PAD_PE20].FUNC_CTL = IOC_PE20_FUNC_CTL_TSW0_P3_RXDV;
    HPM_IOC->PAD[IOC_PAD_PE25].FUNC_CTL = IOC_PE25_FUNC_CTL_TSW0_P3_RXCK;
    HPM_IOC->PAD[IOC_PAD_PE21].FUNC_CTL = IOC_PE21_FUNC_CTL_TSW0_P3_RXD_0;
    HPM_IOC->PAD[IOC_PAD_PE22].FUNC_CTL = IOC_PE22_FUNC_CTL_TSW0_P3_RXD_1;
    HPM_IOC->PAD[IOC_PAD_PE23].FUNC_CTL = IOC_PE23_FUNC_CTL_TSW0_P3_RXD_2;
    HPM_IOC->PAD[IOC_PAD_PE24].FUNC_CTL = IOC_PE24_FUNC_CTL_TSW0_P3_RXD_3;

    HPM_IOC->PAD[IOC_PAD_PE31].FUNC_CTL = IOC_PE31_FUNC_CTL_TSW0_P3_TXEN;
    HPM_IOC->PAD[IOC_PAD_PE26].FUNC_CTL = IOC_PE26_FUNC_CTL_TSW0_P3_TXCK;
    HPM_IOC->PAD[IOC_PAD_PE27].FUNC_CTL = IOC_PE27_FUNC_CTL_TSW0_P3_TXD_0;
    HPM_IOC->PAD[IOC_PAD_PE28].FUNC_CTL = IOC_PE28_FUNC_CTL_TSW0_P3_TXD_1;
    HPM_IOC->PAD[IOC_PAD_PE29].FUNC_CTL = IOC_PE29_FUNC_CTL_TSW0_P3_TXD_2;
    HPM_IOC->PAD[IOC_PAD_PE30].FUNC_CTL = IOC_PE30_FUNC_CTL_TSW0_P3_TXD_3;

    HPM_IOC->PAD[IOC_PAD_PF00].FUNC_CTL = IOC_PF00_FUNC_CTL_TSW0_P3_MDC;
    HPM_IOC->PAD[IOC_PAD_PF01].FUNC_CTL = IOC_PF01_FUNC_CTL_TSW0_P3_MDIO;

    /* PORT3 PHY INT */
    HPM_IOC->PAD[IOC_PAD_PB09].FUNC_CTL = IOC_PB09_FUNC_CTL_GPIO_B_09;

    /* PORT3 PHY RST */
    HPM_IOC->PAD[IOC_PAD_PA14].FUNC_CTL = IOC_PA14_FUNC_CTL_GPIO_A_14;
}

void init_tamper_pins(void)
{
    HPM_BIOC->PAD[IOC_PAD_PZ04].FUNC_CTL = BIOC_PZ04_FUNC_CTL_TAMP_PZ_04 | IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
    HPM_BIOC->PAD[IOC_PAD_PZ05].FUNC_CTL = BIOC_PZ05_FUNC_CTL_TAMP_PZ_05;
    HPM_BIOC->PAD[IOC_PAD_PZ03].FUNC_CTL = BIOC_PZ03_FUNC_CTL_TAMP_PZ_03;
}

void init_esc_in_out_pin(void)
{
    HPM_IOC->PAD[IOC_PAD_PC31].FUNC_CTL = IOC_PC31_FUNC_CTL_GPIO_C_31;
    HPM_IOC->PAD[IOC_PAD_PD08].FUNC_CTL = IOC_PD08_FUNC_CTL_GPIO_D_08;
    HPM_IOC->PAD[IOC_PAD_PD09].FUNC_CTL = IOC_PD09_FUNC_CTL_GPIO_D_09;
    HPM_IOC->PAD[IOC_PAD_PE14].FUNC_CTL = IOC_PE14_FUNC_CTL_GPIO_E_14;
}

/* for uart_rx_line_status case, need to a gpio pin to sent break signal */
void init_uart_break_signal_pin(void)
{
    HPM_IOC->PAD[IOC_PAD_PF27].PAD_CTL = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
    HPM_IOC->PAD[IOC_PAD_PF27].FUNC_CTL = IOC_PF27_FUNC_CTL_GPIO_F_27;
}