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rt-thread/bsp/hpmicro/hpm6300evk/board/pinmux.c

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/*
* Copyright (c) 2022 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_PY07].FUNC_CTL = IOC_PY07_FUNC_CTL_UART0_RXD;
HPM_IOC->PAD[IOC_PAD_PY06].FUNC_CTL = IOC_PY06_FUNC_CTL_UART0_TXD;
/* PY port IO needs to configure PIOC */
HPM_PIOC->PAD[IOC_PAD_PY07].FUNC_CTL = IOC_PY07_FUNC_CTL_SOC_PY_07;
HPM_PIOC->PAD[IOC_PAD_PY06].FUNC_CTL = IOC_PY06_FUNC_CTL_SOC_PY_06;
} else if (ptr == HPM_UART1) {
HPM_IOC->PAD[IOC_PAD_PC24].FUNC_CTL = IOC_PC24_FUNC_CTL_UART1_TXD;
HPM_IOC->PAD[IOC_PAD_PC25].FUNC_CTL = IOC_PC25_FUNC_CTL_UART1_RXD;
} else if (ptr == HPM_UART2) {
HPM_IOC->PAD[IOC_PAD_PC26].FUNC_CTL = IOC_PC26_FUNC_CTL_UART2_TXD;
HPM_IOC->PAD[IOC_PAD_PC27].FUNC_CTL = IOC_PC27_FUNC_CTL_UART2_RXD;
} else if (ptr == HPM_PUART) {
HPM_PIOC->PAD[IOC_PAD_PY07].FUNC_CTL = IOC_PY07_FUNC_CTL_PUART_RXD;
HPM_PIOC->PAD[IOC_PAD_PY06].FUNC_CTL = IOC_PY06_FUNC_CTL_PUART_TXD;
}
}
void init_i2c_pins_as_gpio(I2C_Type *ptr)
{
if (ptr == HPM_I2C0) {
/* I2C0 */
HPM_IOC->PAD[IOC_PAD_PC13].FUNC_CTL = IOC_PC13_FUNC_CTL_GPIO_C_13;
HPM_IOC->PAD[IOC_PAD_PC14].FUNC_CTL = IOC_PC14_FUNC_CTL_GPIO_C_14;
} else {
while (1) {
}
}
}
void init_i2c_pins(I2C_Type *ptr)
{
if (ptr == HPM_I2C0) {
HPM_IOC->PAD[IOC_PAD_PC13].FUNC_CTL = IOC_PC13_FUNC_CTL_I2C0_SCL
| IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
HPM_IOC->PAD[IOC_PAD_PC14].FUNC_CTL = IOC_PC14_FUNC_CTL_I2C0_SDA
| IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
HPM_IOC->PAD[IOC_PAD_PC13].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_PC14].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
} else if (ptr == HPM_I2C3) {
HPM_IOC->PAD[IOC_PAD_PC11].FUNC_CTL = IOC_PC11_FUNC_CTL_I2C3_SCL
| IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
HPM_IOC->PAD[IOC_PAD_PC12].FUNC_CTL = IOC_PC12_FUNC_CTL_I2C3_SDA
| IOC_PAD_FUNC_CTL_LOOP_BACK_MASK;
HPM_IOC->PAD[IOC_PAD_PC11].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_PC12].PAD_CTL = IOC_PAD_PAD_CTL_OD_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
} else {
while (1) {
}
}
}
void init_sdram_pins(void)
{
HPM_IOC->PAD[IOC_PAD_PA25].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PA26].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PA27].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PA28].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PA29].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PA30].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PA31].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB00].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB01].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB02].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB03].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB04].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB05].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB06].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB07].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB08].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB09].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB10].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB11].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB12].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB13].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB14].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB15].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB16].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB17].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB18].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB19].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB20].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB21].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB22].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB23].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB24].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB25].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB26].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB27].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB28].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB29].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB30].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
HPM_IOC->PAD[IOC_PAD_PB31].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(12);
}
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 */
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);
/* Button */
#ifdef USING_GPIO0_FOR_GPIOZ
HPM_IOC->PAD[IOC_PAD_PZ02].FUNC_CTL = IOC_PZ02_FUNC_CTL_GPIO_Z_02;
HPM_IOC->PAD[IOC_PAD_PZ02].PAD_CTL = pad_ctl;
/* PZ port IO needs to configure BIOC as well */
HPM_BIOC->PAD[IOC_PAD_PZ02].FUNC_CTL = IOC_PZ02_FUNC_CTL_SOC_PZ_02;
#endif
}
void init_spi_pins(SPI_Type *ptr)
{
if (ptr == HPM_SPI3) {
HPM_IOC->PAD[IOC_PAD_PC18].FUNC_CTL = IOC_PC18_FUNC_CTL_SPI3_CSN;
HPM_IOC->PAD[IOC_PAD_PC21].FUNC_CTL = IOC_PC21_FUNC_CTL_SPI3_MOSI;
HPM_IOC->PAD[IOC_PAD_PC19].FUNC_CTL = IOC_PC19_FUNC_CTL_SPI3_MISO;
HPM_IOC->PAD[IOC_PAD_PC20].FUNC_CTL = IOC_PC20_FUNC_CTL_SPI3_SCLK | IOC_PAD_FUNC_CTL_LOOP_BACK_SET(1);
}
}
void init_pins(void)
{
init_uart_pins(BOARD_CONSOLE_BASE);
init_sdram_pins();
}
void init_gptmr_pins(GPTMR_Type *ptr)
{
if (ptr == HPM_GPTMR2) {
HPM_IOC->PAD[IOC_PAD_PC06].FUNC_CTL = IOC_PC06_FUNC_CTL_GPTMR2_CAPT_0;
HPM_IOC->PAD[IOC_PAD_PC08].FUNC_CTL = IOC_PC08_FUNC_CTL_GPTMR2_COMP_0;
}
}
void init_hall_trgm_pins(void)
{
HPM_IOC->PAD[IOC_PAD_PB26].FUNC_CTL = IOC_PB26_FUNC_CTL_TRGM0_P_06;
HPM_IOC->PAD[IOC_PAD_PB27].FUNC_CTL = IOC_PB27_FUNC_CTL_TRGM0_P_07;
HPM_IOC->PAD[IOC_PAD_PB28].FUNC_CTL = IOC_PB28_FUNC_CTL_TRGM0_P_08;
}
void init_qei_trgm_pins(void)
{
HPM_IOC->PAD[IOC_PAD_PB29].FUNC_CTL = IOC_PB29_FUNC_CTL_TRGM0_P_09;
HPM_IOC->PAD[IOC_PAD_PB30].FUNC_CTL = IOC_PB30_FUNC_CTL_TRGM0_P_10;
}
void init_butn_pins(void)
{
// HPM_BIOC->PAD[IOC_PAD_PZ02].FUNC_CTL = IOC_PZ02_FUNC_CTL_PBUTN;
// HPM_BIOC->PAD[IOC_PAD_PZ03].FUNC_CTL = IOC_PZ03_FUNC_CTL_WBUTN;
}
void init_acmp_pins(void)
{
/* configure to CMP1_INN5 function */
HPM_IOC->PAD[IOC_PAD_PC16].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
/* configure to ACMP_COMP_1 function */
HPM_IOC->PAD[IOC_PAD_PC15].FUNC_CTL = IOC_PC15_FUNC_CTL_ACMP_COMP_1;
}
void init_enet_pins(ENET_Type *ptr)
{
if (ptr == HPM_ENET0) {
HPM_IOC->PAD[IOC_PAD_PA16].FUNC_CTL = IOC_PA16_FUNC_CTL_ETH0_MDC;
HPM_IOC->PAD[IOC_PAD_PA15].FUNC_CTL = IOC_PA15_FUNC_CTL_ETH0_MDIO;
HPM_IOC->PAD[IOC_PAD_PA18].FUNC_CTL = IOC_PA18_FUNC_CTL_ETH0_RXD_0;
HPM_IOC->PAD[IOC_PAD_PA17].FUNC_CTL = IOC_PA17_FUNC_CTL_ETH0_RXD_1;
HPM_IOC->PAD[IOC_PAD_PA19].FUNC_CTL = IOC_PA19_FUNC_CTL_ETH0_RXDV;
HPM_IOC->PAD[IOC_PAD_PA20].FUNC_CTL = IOC_PA20_FUNC_CTL_ETH0_TXD_0;
HPM_IOC->PAD[IOC_PAD_PA21].FUNC_CTL = IOC_PA21_FUNC_CTL_ETH0_TXD_1;
HPM_IOC->PAD[IOC_PAD_PA23].FUNC_CTL = IOC_PA23_FUNC_CTL_ETH0_TXEN;
HPM_IOC->PAD[IOC_PAD_PA22].FUNC_CTL = IOC_PAD_FUNC_CTL_LOOP_BACK_MASK | IOC_PA22_FUNC_CTL_ETH0_REFCLK;
}
}
void init_pwm_pins(PWM_Type *ptr)
{
if (ptr == HPM_PWM0) {
HPM_IOC->PAD[IOC_PAD_PC05].FUNC_CTL = IOC_PC05_FUNC_CTL_PWM0_P_5;
HPM_IOC->PAD[IOC_PAD_PC03].FUNC_CTL = IOC_PC03_FUNC_CTL_PWM0_P_3;
HPM_IOC->PAD[IOC_PAD_PC01].FUNC_CTL = IOC_PC01_FUNC_CTL_PWM0_P_1;
HPM_IOC->PAD[IOC_PAD_PC04].FUNC_CTL = IOC_PC04_FUNC_CTL_PWM0_P_4;
HPM_IOC->PAD[IOC_PAD_PC02].FUNC_CTL = IOC_PC02_FUNC_CTL_PWM0_P_2;
HPM_IOC->PAD[IOC_PAD_PC00].FUNC_CTL = IOC_PC00_FUNC_CTL_PWM0_P_0;
}
}
void init_adc_pins(void)
{
HPM_IOC->PAD[IOC_PAD_PC15].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
HPM_IOC->PAD[IOC_PAD_PC16].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
HPM_IOC->PAD[IOC_PAD_PC17].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
HPM_IOC->PAD[IOC_PAD_PC22].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
}
void init_adc_bldc_pins(void)
{
HPM_IOC->PAD[IOC_PAD_PC16].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
HPM_IOC->PAD[IOC_PAD_PC17].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
HPM_IOC->PAD[IOC_PAD_PC22].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
}
void init_usb_pins(void)
{
HPM_IOC->PAD[IOC_PAD_PC23].FUNC_CTL = IOC_PC23_FUNC_CTL_GPIO_C_23;
HPM_IOC->PAD[IOC_PAD_PC23].PAD_CTL = IOC_PAD_PAD_CTL_PS_SET(1) | IOC_PAD_PAD_CTL_PE_SET(1);
}
void init_can_pins(CAN_Type *ptr)
{
if (ptr == HPM_CAN1) {
HPM_IOC->PAD[IOC_PAD_PZ04].FUNC_CTL = IOC_PZ04_FUNC_CTL_CAN1_TXD;
HPM_IOC->PAD[IOC_PAD_PZ05].FUNC_CTL = IOC_PZ05_FUNC_CTL_CAN1_RXD;
/* PZ port IO needs to configure BIOC as well */
HPM_BIOC->PAD[IOC_PAD_PZ04].FUNC_CTL = IOC_PZ04_FUNC_CTL_SOC_PZ_04;
HPM_BIOC->PAD[IOC_PAD_PZ05].FUNC_CTL = IOC_PZ05_FUNC_CTL_SOC_PZ_05;
}
}
void init_sdxc_power_pin(SDXC_Type *ptr)
{
}
void init_sdxc_vsel_pin(SDXC_Type *ptr)
{
}
void init_sdxc_card_detection_pin(SDXC_Type *ptr)
{
/* SDXC0.CD */
HPM_IOC->PAD[IOC_PAD_PA14].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(17) | IOC_PAD_FUNC_CTL_LOOP_BACK_SET(1);
HPM_IOC->PAD[IOC_PAD_PA14].PAD_CTL = IOC_PAD_PAD_CTL_DS_SET(7) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
}
void init_sdxc_pins(SDXC_Type *ptr, bool use_1v8)
{
uint32_t func_ctl = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(17) | IOC_PAD_FUNC_CTL_LOOP_BACK_SET(1);
uint32_t clk_pad_ctl = IOC_PAD_PAD_CTL_DS_SET(7);
uint32_t pad_ctl = IOC_PAD_PAD_CTL_DS_SET(7) | IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(1);
/* SDXC0.CLK */
HPM_IOC->PAD[IOC_PAD_PA11].FUNC_CTL = func_ctl;
HPM_IOC->PAD[IOC_PAD_PA11].PAD_CTL = clk_pad_ctl;
/* SDXC0.CMD */
HPM_IOC->PAD[IOC_PAD_PA10].FUNC_CTL = func_ctl;
HPM_IOC->PAD[IOC_PAD_PA10].PAD_CTL = pad_ctl;
/* SDXC0.DATA0 */
HPM_IOC->PAD[IOC_PAD_PA12].FUNC_CTL = func_ctl;
HPM_IOC->PAD[IOC_PAD_PA12].PAD_CTL = pad_ctl;
/* SDXC0.DATA1 */
HPM_IOC->PAD[IOC_PAD_PA13].FUNC_CTL = func_ctl;
HPM_IOC->PAD[IOC_PAD_PA13].PAD_CTL = pad_ctl;
/* SDXC0.DATA2 */
HPM_IOC->PAD[IOC_PAD_PA08].FUNC_CTL = func_ctl;
HPM_IOC->PAD[IOC_PAD_PA08].PAD_CTL = pad_ctl;
/* SDXC0.DATA3 */
HPM_IOC->PAD[IOC_PAD_PA09].FUNC_CTL = func_ctl;
HPM_IOC->PAD[IOC_PAD_PA09].PAD_CTL = pad_ctl;
}
void init_clk_obs_pins(void)
{
/* HPM_IOC->PAD[IOC_PAD_PB02].FUNC_CTL = IOC_PB02_FUNC_CTL_SYSCTL_CLK_OBS_0; */
}
void init_led_pins(void)
{
/* Pull up */
uint32_t pad_ctl = IOC_PAD_PAD_CTL_PE_SET(1) | IOC_PAD_PAD_CTL_PS_SET(0);
HPM_IOC->PAD[IOC_PAD_PA07].FUNC_CTL = IOC_PA07_FUNC_CTL_GPIO_A_07;
HPM_IOC->PAD[IOC_PAD_PA07].PAD_CTL = pad_ctl;
}
void init_dac_pins(DAC_Type *ptr)
{
if (ptr == HPM_DAC) {
HPM_IOC->PAD[IOC_PAD_PC03].FUNC_CTL = IOC_PAD_FUNC_CTL_ANALOG_MASK;
}
}
void init_trgmux_pins(uint32_t pin)
{
/* all trgmux pin ALT_SELECT fixed to 16*/
HPM_IOC->PAD[pin].FUNC_CTL = IOC_PAD_FUNC_CTL_ALT_SELECT_SET(16);
}
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