OpenBK7231T_App/src/hal/ln882h/hal_pins_ln882h.c
NonPIayerCharacter 948237869f
LN882H IR (#1783)
2025-09-03 11:45:24 +02:00

315 lines
7.9 KiB
C

#ifdef PLATFORM_LN882H
#include "../../new_common.h"
#include "../../logging/logging.h"
#include "../../new_cfg.h"
#include "../../new_pins.h"
#include "../hal_pins.h"
#include "hal_pinmap_ln882h.h"
// LN882H header
#include "hal/hal_adv_timer.h"
#include "hal/hal_clock.h"
#include "hal/hal_common.h"
#include "hal/hal_gpio.h"
#define IS_QSPI_PIN(index) (index > 12 && index < 19)
static int g_active_pwm = 0b0;
lnPinMapping_t g_pins[] = {
{ "A0", GPIOA_BASE, GPIO_PIN_0, -1 },
{ "A1", GPIOA_BASE, GPIO_PIN_1, -1 },
{ "A2", GPIOA_BASE, GPIO_PIN_2, -1 },
{ "A3", GPIOA_BASE, GPIO_PIN_3, -1 },
{ "A4", GPIOA_BASE, GPIO_PIN_4, -1 },
{ "A5", GPIOA_BASE, GPIO_PIN_5, -1 },
{ "A6", GPIOA_BASE, GPIO_PIN_6, -1 },
{ "A7", GPIOA_BASE, GPIO_PIN_7, -1 },
{ "A8", GPIOA_BASE, GPIO_PIN_8, -1 },
{ "A9", GPIOA_BASE, GPIO_PIN_9, -1 },
{ "A10", GPIOA_BASE, GPIO_PIN_10, -1 },
{ "A11", GPIOA_BASE, GPIO_PIN_11, -1 },
{ "A12", GPIOA_BASE, GPIO_PIN_12, -1 },
{ "A13", GPIOA_BASE, GPIO_PIN_13, -1 },
{ "A14", GPIOA_BASE, GPIO_PIN_14, -1 },
{ "A15", GPIOA_BASE, GPIO_PIN_15, -1 },
// port B
{ "B0", GPIOB_BASE, GPIO_PIN_0, -1 }, // 16
{ "B1", GPIOB_BASE, GPIO_PIN_1, -1 }, // 17
{ "B2", GPIOB_BASE, GPIO_PIN_2, -1 }, // 18
{ "B3", GPIOB_BASE, GPIO_PIN_3, -1 }, // 19
{ "B4", GPIOB_BASE, GPIO_PIN_4, -1 }, // 20
{ "B5", GPIOB_BASE, GPIO_PIN_5, -1 }, // 21
{ "B6", GPIOB_BASE, GPIO_PIN_6, -1 }, // 22
{ "B7", GPIOB_BASE, GPIO_PIN_7, -1 }, // 23
{ "B8", GPIOB_BASE, GPIO_PIN_8, -1 }, // 24
{ "B9", GPIOB_BASE, GPIO_PIN_9, -1 }, // 25
// ETC TODO
};
int g_numPins = sizeof(g_pins) / sizeof(g_pins[0]);
int HAL_PIN_Find(const char *name) {
if (isdigit(name[0])) {
return atoi(name);
}
for (int i = 0; i < g_numPins; i++) {
if (!stricmp(g_pins[i].name, name)) {
return i;
}
}
return -1;
}
int PIN_GetPWMIndexForPinIndex(int pin) {
return -1;
}
const char *HAL_PIN_GetPinNameAlias(int index) {
if (index >= g_numPins)
return "error";
return g_pins[index].name;
}
int HAL_PIN_CanThisPinBePWM(int index)
{
// qspi pins
if(IS_QSPI_PIN(index))
return 0;
else return 1;
}
void HAL_PIN_SetOutputValue(int index, int iVal) {
if (index >= g_numPins)
return;
lnPinMapping_t *pin = g_pins + index;
if (iVal) {
hal_gpio_pin_set(pin->base, pin->pin);
} else {
hal_gpio_pin_reset(pin->base, pin->pin);
}
}
int HAL_PIN_ReadDigitalInput(int index) {
if (index >= g_numPins)
return 0;
lnPinMapping_t *pin = g_pins + index;
return hal_gpio_pin_input_read(pin->base,pin->pin);
}
void My_LN882_Basic_GPIO_Setup(lnPinMapping_t *pin, int direction) {
gpio_init_t_def gpio_init;
memset(&gpio_init, 0, sizeof(gpio_init));
gpio_init.dir = direction;
gpio_init.pin = pin->pin;
gpio_init.speed = GPIO_HIGH_SPEED;
hal_gpio_init(pin->base, &gpio_init);
}
void HAL_PIN_Setup_Input_Pullup(int index) {
if (index >= g_numPins)
return;
lnPinMapping_t *pin = g_pins + index;
My_LN882_Basic_GPIO_Setup(pin, GPIO_INPUT);
hal_gpio_pin_pull_set(pin->base,pin->pin, GPIO_PULL_UP);
}
void HAL_PIN_Setup_Input_Pulldown(int index) {
if (index >= g_numPins)
return;
lnPinMapping_t *pin = g_pins + index;
My_LN882_Basic_GPIO_Setup(pin, GPIO_INPUT);
hal_gpio_pin_pull_set(pin->base, pin->pin, GPIO_PULL_DOWN);
}
void HAL_PIN_Setup_Input(int index) {
if (index >= g_numPins)
return;
lnPinMapping_t *pin = g_pins + index;
My_LN882_Basic_GPIO_Setup(pin, GPIO_INPUT);
hal_gpio_pin_pull_set(pin->base, pin->pin, GPIO_PULL_NONE);
}
void HAL_PIN_Setup_Output(int index) {
if (index >= g_numPins)
return;
if(IS_QSPI_PIN(index))
return; // this would crash for me
lnPinMapping_t *pin = g_pins + index;
My_LN882_Basic_GPIO_Setup(pin, GPIO_OUTPUT);
///hal_gpio_pin_pull_set(pin->base, pin->pin, GPIO_PULL_NONE);
}
uint32_t get_adv_timer_base(uint8_t ch)
{
switch(ch)
{
case 0: return ADV_TIMER_0_BASE;
case 1: return ADV_TIMER_1_BASE;
case 2: return ADV_TIMER_2_BASE;
case 3: return ADV_TIMER_3_BASE;
case 4: return ADV_TIMER_4_BASE;
case 5: return ADV_TIMER_5_BASE;
}
}
void pwm_init(uint32_t freq, uint8_t pwm_channel_num, uint32_t gpio_reg_base, gpio_pin_t gpio_pin)
{
uint32_t reg_base = get_adv_timer_base(pwm_channel_num);
adv_tim_init_t_def adv_tim_init;
memset(&adv_tim_init, 0, sizeof(adv_tim_init));
if(freq >= 10000)
{
adv_tim_init.adv_tim_clk_div = 0;
adv_tim_init.adv_tim_load_value = hal_clock_get_apb0_clk() * 1.0 / freq - 2;
}
else
{
adv_tim_init.adv_tim_clk_div = (uint32_t)(hal_clock_get_apb0_clk() / 1000000) - 1;
adv_tim_init.adv_tim_load_value = 1000000 / freq - 2;
}
adv_tim_init.adv_tim_cmp_a_value = 0;
adv_tim_init.adv_tim_dead_gap_value = 0;
adv_tim_init.adv_tim_dead_en = ADV_TIMER_DEAD_DIS;
adv_tim_init.adv_tim_cnt_mode = ADV_TIMER_CNT_MODE_INC;
adv_tim_init.adv_tim_cha_inv_en = ADV_TIMER_CHA_INV_EN;
hal_adv_tim_init(reg_base, &adv_tim_init);
hal_gpio_pin_afio_select(gpio_reg_base, gpio_pin, (afio_function_t)(ADV_TIMER_PWM0 + pwm_channel_num * 2));
hal_gpio_pin_afio_en(gpio_reg_base, gpio_pin, HAL_ENABLE);
}
void pwm_start(uint8_t pwm_channel_num)
{
uint32_t reg_base = get_adv_timer_base(pwm_channel_num);
hal_adv_tim_a_en(reg_base, HAL_ENABLE);
}
void pwm_set_duty(float duty, uint8_t pwm_channel_num)
{
uint32_t reg_base = get_adv_timer_base(pwm_channel_num);
hal_adv_tim_set_comp_a(reg_base, (hal_adv_tim_get_load_value(reg_base) + 2) * duty / 100.0f);
}
void HAL_PIN_PWM_Stop(int index) {
if(index >= g_numPins)
return;
lnPinMapping_t* pin = g_pins + index;
if(pin->pwm_cha < 0) return;
uint32_t reg_base = get_adv_timer_base(pin->pwm_cha);
hal_adv_tim_a_en(reg_base, HAL_DISABLE);
hal_gpio_pin_afio_en(pin->base, pin->pin, HAL_DISABLE);
g_active_pwm &= ~(1 << pin->pwm_cha);
uint8_t chan = pin->pwm_cha;
pin->pwm_cha = -1;
ADDLOG_DEBUG(LOG_FEATURE_CMD, "PWM_Stop: ch: %i, all: %i", chan, g_active_pwm);
}
void HAL_PIN_PWM_Start(int index, int freq)
{
if(index >= g_numPins)
return;
lnPinMapping_t* pin = g_pins + index;
if(pin->pwm_cha > 0)
{
pwm_init(freq, pin->pwm_cha, pin->base, pin->pin);
return;
}
uint8_t freecha;
for(freecha = 0; freecha < 5; freecha++) if((g_active_pwm >> freecha & 1) == 0) break;
g_active_pwm |= 1 << freecha;
pin->pwm_cha = freecha;
ADDLOG_DEBUG(LOG_FEATURE_CMD, "PWM_Start: ch_pwm: %u", freecha);
pwm_init(freq, freecha, pin->base, pin->pin);
pwm_start(freecha);
}
void HAL_PIN_PWM_Update(int index, float value)
{
if(index >= g_numPins)
return;
lnPinMapping_t* pin = g_pins + index;
if(pin->pwm_cha < 0) return;
if(value < 0)
value = 0;
if(value > 100)
value = 100;
pwm_set_duty(value, pin->pwm_cha);
}
unsigned int HAL_GetGPIOPin(int index) {
return index;
}
OBKInterruptHandler g_handlers[PLATFORM_GPIO_MAX];
OBKInterruptType g_modes[PLATFORM_GPIO_MAX];
uint32_t GetBaseForPin(int pinIndex)
{
return pinIndex < 16 ? GPIOA_BASE : GPIOB_BASE;
}
int GetIRQForPin(int pinIndex)
{
return pinIndex < 16 ? GPIOA_IRQn : GPIOB_IRQn;
}
uint16_t GetGPIOForPin(int pinIndex)
{
return (uint16_t)1 << (uint16_t)(pinIndex % 16);
}
void Shared_Handler() {
for (int i = 0; i < PLATFORM_GPIO_MAX; i++) {
if (g_handlers[i]) {
uint32_t base = GetBaseForPin(i);
uint16_t gpio_pin = GetGPIOForPin(i);
if (hal_gpio_pin_get_it_flag(base, gpio_pin) == HAL_SET) {
hal_gpio_pin_clr_it_flag(base, gpio_pin);
g_handlers[i](i);
}
}
}
}
void GPIOA_IRQHandler()
{
Shared_Handler();
}
void GPIOB_IRQHandler()
{
Shared_Handler();
}
void HAL_AttachInterrupt(int pinIndex, OBKInterruptType mode, OBKInterruptHandler function) {
g_handlers[pinIndex] = function;
int ln_mode;
if (mode == INTERRUPT_RISING) {
ln_mode = GPIO_INT_RISING;
}
else {
ln_mode = GPIO_INT_FALLING;
}
hal_gpio_pin_it_cfg(GetBaseForPin(pinIndex), GetGPIOForPin(pinIndex), ln_mode);
hal_gpio_pin_it_en(GetBaseForPin(pinIndex), GetGPIOForPin(pinIndex), HAL_ENABLE);
NVIC_SetPriority(GetIRQForPin(pinIndex), 1);
NVIC_EnableIRQ(GetIRQForPin(pinIndex));
}
void HAL_DetachInterrupt(int pinIndex) {
if (g_handlers[pinIndex] == 0) {
return; // already removed;
}
g_handlers[pinIndex] = 0;
}
#endif // PLATFORM_LN882H