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/*
* Copyright (c) 2021-2025 HPMicro
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#include "board.h"
#include "rtt_board.h"
#include "hpm_uart_drv.h"
#include "hpm_gpio_drv.h"
#include "hpm_pmp_drv.h"
#include "assert.h"
#include "hpm_clock_drv.h"
#include "hpm_sysctl_drv.h"
#include <rthw.h>
#include <rtthread.h>
#include "hpm_dma_mgr.h"
#include "hpm_l1c_drv.h"
#include "hpm_mchtmr_drv.h"
extern int rt_hw_uart_init(void);
void os_tick_config(void);
void rtt_board_init(void);
void os_tick_config(void)
{
sysctl_config_clock(HPM_SYSCTL, clock_node_mchtmr0, clock_source_osc0_clk0, 1);
sysctl_add_resource_to_cpu0(HPM_SYSCTL, sysctl_resource_mchtmr0);
mchtmr_set_compare_value(HPM_MCHTMR, BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND);
enable_mchtmr_irq();
}
void rtt_os_tick_clock(void)
{
clock_add_to_group(clock_mchtmr0, 0);
}
void rtt_board_init(void)
{
rtt_os_tick_clock();
board_init_clock();
board_init_console();
board_init_pmp();
dma_mgr_init();
/* initialize memory system */
rt_system_heap_init(RT_HW_HEAP_BEGIN, RT_HW_HEAP_END);
/* Configure the OS Tick */
os_tick_config();
/* Initialize the UART driver first, because later driver initialization may require the rt_kprintf */
rt_hw_uart_init();
/* Set console device */
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
}
void app_init_led_pins(void)
{
board_init_led_pins();
gpio_set_pin_output(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN);
gpio_set_pin_output(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN);
gpio_set_pin_output(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN);
gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, APP_LED_OFF);
gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, APP_LED_OFF);
gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, APP_LED_OFF);
}
void app_led_write(uint32_t index, bool state)
{
switch (index)
{
case 0:
gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, state);
break;
case 1:
gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, state);
break;
case 2:
gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, state);
break;
default:
/* Suppress the toolchain warnings */
break;
}
}
void rt_hw_console_output(const char *str)
{
while (*str != '\0')
{
uart_send_byte(BOARD_APP_UART_BASE, *str++);
}
}
void app_init_usb_pins(void)
{
board_init_usb(HPM_USB0);
}
void rt_hw_cpu_reset(void)
{
HPM_PPOR->RESET_ENABLE |= (1UL << 31);
HPM_PPOR->RESET_HOT &= ~(1UL << 31);
HPM_PPOR->RESET_COLD |= (1UL << 31);
HPM_PPOR->SOFTWARE_RESET = 1000U;
while(1) {
}
}
MSH_CMD_EXPORT_ALIAS(rt_hw_cpu_reset, reset, reset the board);
#ifdef RT_USING_CACHE
void rt_hw_cpu_dcache_ops(int ops, void *addr, int size)
{
if (ops == RT_HW_CACHE_FLUSH) {
l1c_dc_flush((uint32_t)addr, size);
} else {
l1c_dc_invalidate((uint32_t)addr, size);
}
}
#endif
uint32_t rtt_board_init_adc12_clock(ADC12_Type *ptr, bool clk_src_ahb)
{
uint32_t freq = 0;
if (ptr == HPM_ADC0) {
if (clk_src_ahb) {
/* Configure the ADC clock from AHB (@200MHz by default)*/
clock_set_adc_source(clock_adc0, clk_adc_src_ahb0);
} else {
/* Configure the ADC clock from pll1_clk1 divided by 2 (@200MHz by default) */
clock_set_adc_source(clock_adc0, clk_adc_src_ana0);
clock_set_source_divider(clock_ana0, clk_src_pll1_clk1, 2U);
}
clock_add_to_group(clock_adc0, 0);
freq = clock_get_frequency(clock_adc0);
} else if (ptr == HPM_ADC1) {
if (clk_src_ahb) {
/* Configure the ADC clock from AHB (@200MHz by default)*/
clock_set_adc_source(clock_adc1, clk_adc_src_ahb0);
} else {
/* Configure the ADC clock from pll1_clk1 divided by 2 (@200MHz by default) */
clock_set_adc_source(clock_adc1, clk_adc_src_ana1);
clock_set_source_divider(clock_ana1, clk_src_pll1_clk1, 2U);
}
clock_add_to_group(clock_adc1, 0);
freq = clock_get_frequency(clock_adc1);
} else if (ptr == HPM_ADC2) {
if (clk_src_ahb) {
/* Configure the ADC clock from AHB (@200MHz by default)*/
clock_set_adc_source(clock_adc2, clk_adc_src_ahb0);
} else {
/* Configure the ADC clock from pll1_clk1 divided by 2 (@200MHz by default) */
clock_set_adc_source(clock_adc2, clk_adc_src_ana2);
clock_set_source_divider(clock_ana2, clk_src_pll1_clk1, 2U);
}
clock_add_to_group(clock_adc2, 0);
freq = clock_get_frequency(clock_adc2);
}
return freq;
}
uint32_t rtt_board_init_adc16_clock(ADC16_Type *ptr, bool clk_src_ahb)
{
uint32_t freq = 0;
if (ptr == HPM_ADC3) {
if (clk_src_ahb) {
/* Configure the ADC clock from AHB (@200MHz by default)*/
clock_set_adc_source(clock_adc3, clk_adc_src_ahb0);
} else {
/* Configure the ADC clock from pll1_clk1 divided by 2 (@200MHz by default) */
clock_set_adc_source(clock_adc3, clk_adc_src_ana2);
clock_set_source_divider(clock_ana2, clk_src_pll1_clk1, 2U);
}
clock_add_to_group(clock_adc3, 0);
freq = clock_get_frequency(clock_adc3);
}
return freq;
}
uint32_t rtt_board_init_i2s_clock(I2S_Type *ptr)
{
uint32_t freq = 0;
if (ptr == HPM_I2S0) {
clock_add_to_group(clock_i2s0, 0);
sysctl_config_clock(HPM_SYSCTL, clock_node_aud0, clock_source_pll3_clk0, 25);
sysctl_set_adc_i2s_clock_mux(HPM_SYSCTL, clock_node_i2s0, clock_source_i2s_aud0_clk);
freq = clock_get_frequency(clock_i2s0);
} else if (ptr == HPM_I2S1) {
clock_add_to_group(clock_i2s1, 0);
sysctl_config_clock(HPM_SYSCTL, clock_node_aud1, clock_source_pll3_clk0, 25);
sysctl_set_adc_i2s_clock_mux(HPM_SYSCTL, clock_node_i2s1, clock_source_i2s_aud1_clk);
freq = clock_get_frequency(clock_i2s1);
} else {
;
}
return freq;
}
uint32_t rtt_board_init_pwm_clock(PWM_Type *ptr)
{
uint32_t freq = 0;
if (ptr == HPM_PWM0) {
clock_add_to_group(clock_mot0, 0);
freq = clock_get_frequency(clock_mot0);
} else if (ptr == HPM_PWM1) {
clock_add_to_group(clock_mot1, 0);
freq = clock_get_frequency(clock_mot1);
} else if (ptr == HPM_PWM2) {
clock_add_to_group(clock_mot2, 0);
freq = clock_get_frequency(clock_mot2);
} else if (ptr == HPM_PWM3) {
clock_add_to_group(clock_mot3, 0);
freq = clock_get_frequency(clock_mot3);
} else {
}
return freq;
}
#ifdef CONFIG_CHERRYUSB_CUSTOM_IRQ_HANDLER
extern void hpm_isr_usb0(void);
RTT_DECLARE_EXT_ISR_M(IRQn_USB0, hpm_isr_usb0)
#ifdef HPM_USB1_BASE
extern void hpm_isr_usb1(void);
SDK_DECLARE_EXT_ISR_M(IRQn_USB1, hpm_isr_usb1)
#endif
#endif
void rt_hw_board_init(void)
{
rtt_board_init();
/* Call the RT-Thread Component Board Initialization */
rt_components_board_init();
}
ATTR_PLACE_AT(".isr_vector") void mchtmr_isr(void)
{
HPM_MCHTMR->MTIMECMP = HPM_MCHTMR->MTIME + BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND;
rt_tick_increase();
}
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