452 lines
12 KiB
C
452 lines
12 KiB
C
#include "asm/clock.h"
|
||
#include "timer.h"
|
||
#include "asm/power/p33.h"
|
||
#include "asm/charge.h"
|
||
#include "uart.h"
|
||
#include "device/device.h"
|
||
#include "asm/power_interface.h"
|
||
/*#include "power/power_hw.h"*/
|
||
#include "system/event.h"
|
||
#include "asm/efuse.h"
|
||
#include "gpio.h"
|
||
#include "asm/adc_api.h"
|
||
|
||
#define LOG_TAG_CONST CHARGE
|
||
#define LOG_TAG "[CHARGE]"
|
||
#define LOG_INFO_ENABLE
|
||
#define LOG_DUMP_ENABLE
|
||
#define LOG_ERROR_ENABLE
|
||
#define LOG_DEBUG_ENABLE
|
||
#include "debug.h"
|
||
|
||
typedef struct _CHARGE_VAR {
|
||
struct charge_platform_data *data;
|
||
volatile u8 charge_online_flag;
|
||
volatile u8 charge_event_flag;
|
||
volatile u8 init_ok;
|
||
volatile u8 detect_stop;
|
||
volatile int ldo5v_timer;
|
||
volatile int charge_timer;
|
||
volatile int cc_timer; //涓流切恒流的sys timer
|
||
} CHARGE_VAR;
|
||
|
||
#define __this (&charge_var)
|
||
static CHARGE_VAR charge_var;
|
||
extern void charge_set_callback(void (*wakup_callback)(void), void (*sub_callback)(void));
|
||
static u8 charge_flag;
|
||
|
||
u8 get_charge_poweron_en(void)
|
||
{
|
||
return __this->data->charge_poweron_en;
|
||
}
|
||
|
||
static void udelay(u32 usec)
|
||
{
|
||
JL_TIMER0->CON = BIT(14);
|
||
JL_TIMER0->CNT = 0;
|
||
JL_TIMER0->PRD = clk_get("timer") / 1000000L * usec; //1us
|
||
JL_TIMER0->CON = BIT(0) | BIT(3); //sys clk
|
||
while ((JL_TIMER0->CON & BIT(15)) == 0);
|
||
JL_TIMER0->CON = BIT(14);
|
||
}
|
||
|
||
static u8 check_charge_state(void)
|
||
{
|
||
u8 online_cnt = 0;
|
||
u8 i = 0;
|
||
|
||
__this->charge_online_flag = 0;
|
||
|
||
for (i = 0; i < 20; i++) {
|
||
if (LVCMP_DET_GET() || LDO5V_DET_GET()) {
|
||
online_cnt++;
|
||
}
|
||
udelay(1000);
|
||
}
|
||
log_info("online_cnt = %d\n", online_cnt);
|
||
if (online_cnt > 5) {
|
||
__this->charge_online_flag = 1;
|
||
}
|
||
|
||
return __this->charge_online_flag;
|
||
}
|
||
|
||
void set_charge_online_flag(u8 flag)
|
||
{
|
||
__this->charge_online_flag = flag;
|
||
}
|
||
|
||
u8 get_charge_online_flag(void)
|
||
{
|
||
return __this->charge_online_flag;
|
||
}
|
||
|
||
void set_charge_event_flag(u8 flag)
|
||
{
|
||
__this->charge_event_flag = flag;
|
||
}
|
||
|
||
u8 get_ldo5v_online_hw(void)
|
||
{
|
||
return LDO5V_DET_GET();
|
||
}
|
||
|
||
u8 get_lvcmp_det(void)
|
||
{
|
||
return LVCMP_DET_GET();
|
||
}
|
||
|
||
u8 get_ldo5v_pulldown_en(void)
|
||
{
|
||
return __this->data->ldo5v_pulldown_en;
|
||
}
|
||
|
||
void charge_event_to_user(u8 event)
|
||
{
|
||
struct sys_event e;
|
||
e.type = SYS_DEVICE_EVENT;
|
||
e.arg = (void *)DEVICE_EVENT_FROM_CHARGE;
|
||
e.u.dev.event = event;
|
||
e.u.dev.value = 0;
|
||
sys_event_notify(&e);
|
||
}
|
||
|
||
static void set_charge_wkup_source(u8 source)
|
||
{
|
||
CHARGE_WKUP_EDGE_SEL(0); //0:上升沿,高电平 1:下降沿，低电平
|
||
CHARGE_WKUP_SOURCE_SEL(source);
|
||
CHARGE_EDGE_DETECT_EN(1);
|
||
CHARGE_LEVEL_DETECT_EN(1);
|
||
CHARGE_WKUP_EN(1);
|
||
CHARGE_WKUP_PND_CLR();
|
||
}
|
||
|
||
/*检测是否满足进入恒流充电条件*/
|
||
static void charge_cc_check(void *priv)
|
||
{
|
||
log_info("%s\n", __func__);
|
||
if ((adc_get_voltage(AD_CH_VBAT) * 4 / 10) > CHARGE_CCVOL_V) {
|
||
/*满足进入恒流充电条件 设置恒流充电电流大小*/
|
||
set_charge_mA(__this->data->charge_mA);
|
||
usr_timer_del(__this->cc_timer);
|
||
__this->cc_timer = 0;
|
||
}
|
||
}
|
||
|
||
void charge_start(void)
|
||
{
|
||
log_info("%s\n", __func__);
|
||
|
||
if (__this->charge_timer) {
|
||
usr_timer_del(__this->charge_timer);
|
||
__this->charge_timer = 0;
|
||
}
|
||
|
||
set_charge_wkup_source(CHARGE_FULL_33V);
|
||
|
||
/*进入恒流充电(VBAT > 3V)*/
|
||
if ((adc_get_voltage(AD_CH_VBAT) * 4 / 10) > CHARGE_CCVOL_V) {
|
||
/*设置恒流充电电流大小*/
|
||
set_charge_mA(__this->data->charge_mA);
|
||
} else {
|
||
/*设置涓流电流大小*/
|
||
CHARGE_mA_SEL(CHARGE_mA_20);
|
||
if (!__this->cc_timer) {
|
||
/*每1分钟检测一次是否具备进入恒流充电的条件*/
|
||
__this->cc_timer = usr_timer_add(NULL, charge_cc_check, 1000, 1);
|
||
}
|
||
}
|
||
|
||
CHGBG_EN(1);
|
||
CHARGE_EN(1);
|
||
|
||
charge_event_to_user(CHARGE_EVENT_CHARGE_START);
|
||
}
|
||
|
||
void charge_close(void)
|
||
{
|
||
log_info("%s\n", __func__);
|
||
|
||
CHARGE_WKUP_EN(0);
|
||
CHARGE_EDGE_DETECT_EN(0);
|
||
CHARGE_LEVEL_DETECT_EN(0);
|
||
CHGBG_EN(0);
|
||
CHARGE_EN(0);
|
||
CHARGE_WKUP_PND_CLR();
|
||
|
||
charge_event_to_user(CHARGE_EVENT_CHARGE_CLOSE);
|
||
|
||
if (__this->charge_timer) {
|
||
usr_timer_del(__this->charge_timer);
|
||
__this->charge_timer = 0;
|
||
}
|
||
|
||
if (__this->cc_timer) {
|
||
usr_timer_del(__this->cc_timer);
|
||
__this->cc_timer = 0;
|
||
}
|
||
|
||
}
|
||
|
||
static void charge_full_detect(void *priv)
|
||
{
|
||
static u16 charge_full_cnt = 0;
|
||
static u16 charge_not_full_cnt = 0;
|
||
|
||
if (CHARGE_FULL_FLAG_GET() && LVCMP_DET_GET()) {
|
||
/* putchar('F'); */
|
||
charge_not_full_cnt = 0;
|
||
if (charge_full_cnt < 25) {
|
||
charge_full_cnt++;
|
||
} else {
|
||
charge_full_cnt = 0;
|
||
usr_timer_del(__this->charge_timer);
|
||
__this->charge_timer = 0;
|
||
charge_event_to_user(CHARGE_EVENT_CHARGE_FULL);
|
||
}
|
||
} else {
|
||
/* putchar('K'); */
|
||
charge_full_cnt = 0;
|
||
if (charge_not_full_cnt < 5) {
|
||
charge_not_full_cnt++;
|
||
} else {
|
||
charge_not_full_cnt = 0;
|
||
usr_timer_del(__this->charge_timer);
|
||
__this->charge_timer = 0;
|
||
CHARGE_EDGE_DETECT_EN(1);
|
||
CHARGE_LEVEL_DETECT_EN(1);
|
||
}
|
||
}
|
||
}
|
||
|
||
#define BIT_LDO5V_IN BIT(0)
|
||
#define BIT_LDO5V_OFF BIT(1)
|
||
#define BIT_LDO5V_ERR BIT(2)
|
||
|
||
static void ldo5v_detect(void *priv)
|
||
{
|
||
/* log_info("%s\n",__func__); */
|
||
|
||
static u16 ldo5v_in_normal_cnt = 0;
|
||
static u16 ldo5v_in_err_cnt = 0;
|
||
static u16 ldo5v_off_cnt = 0;
|
||
|
||
if (__this->detect_stop) {
|
||
return;
|
||
}
|
||
|
||
if (LVCMP_DET_GET()) { //ldoin > vbat
|
||
/* putchar('X'); */
|
||
if (ldo5v_in_normal_cnt < 50) {
|
||
ldo5v_in_normal_cnt++;
|
||
} else {
|
||
/* printf("ldo5V_IN\n"); */
|
||
set_charge_online_flag(1);
|
||
ldo5v_off_cnt = 0;
|
||
ldo5v_in_err_cnt = 0;
|
||
//消息线程未准备好接收消息,继续扫描
|
||
if (__this->charge_event_flag == 0) {
|
||
return;
|
||
}
|
||
ldo5v_in_normal_cnt = 0;
|
||
usr_timer_del(__this->ldo5v_timer);
|
||
__this->ldo5v_timer = 0;
|
||
if ((charge_flag & BIT_LDO5V_IN) == 0) {
|
||
charge_flag = BIT_LDO5V_IN;
|
||
charge_event_to_user(CHARGE_EVENT_LDO5V_IN);
|
||
LVCMP_EDGE_SEL(1); //检测ldoin比vbat电压低的情况(充电仓给电池充满后会关断，此时电压会掉下来)
|
||
LDO5V_EDGE_SEL(1);
|
||
}
|
||
}
|
||
} else if (LDO5V_DET_GET() == 0) { //ldoin<拔出电压（0.6）
|
||
/* putchar('Q'); */
|
||
if (ldo5v_off_cnt < (__this->data->ldo5v_off_filter + 20)) {
|
||
ldo5v_off_cnt++;
|
||
} else {
|
||
/* printf("ldo5V_OFF\n"); */
|
||
set_charge_online_flag(0);
|
||
ldo5v_in_normal_cnt = 0;
|
||
ldo5v_in_err_cnt = 0;
|
||
//消息线程未准备好接收消息,继续扫描
|
||
if (__this->charge_event_flag == 0) {
|
||
return;
|
||
}
|
||
ldo5v_off_cnt = 0;
|
||
usr_timer_del(__this->ldo5v_timer);
|
||
__this->ldo5v_timer = 0;
|
||
if ((charge_flag & BIT_LDO5V_OFF) == 0) {
|
||
charge_flag = BIT_LDO5V_OFF;
|
||
LVCMP_EDGE_SEL(0);//拔出后重新检测插入
|
||
LDO5V_EDGE_SEL(0);
|
||
charge_event_to_user(CHARGE_EVENT_LDO5V_OFF);
|
||
}
|
||
}
|
||
} else { //拔出电压（0.6左右）< ldoin < vbat
|
||
/* putchar('E'); */
|
||
if (ldo5v_in_err_cnt < 220) {
|
||
ldo5v_in_err_cnt++;
|
||
} else {
|
||
/* printf("ldo5V_ERR\n"); */
|
||
set_charge_online_flag(1);
|
||
ldo5v_off_cnt = 0;
|
||
ldo5v_in_normal_cnt = 0;
|
||
//消息线程未准备好接收消息,继续扫描
|
||
if (__this->charge_event_flag == 0) {
|
||
return;
|
||
}
|
||
ldo5v_in_err_cnt = 0;
|
||
usr_timer_del(__this->ldo5v_timer);
|
||
__this->ldo5v_timer = 0;
|
||
if ((charge_flag & BIT_LDO5V_ERR) == 0) {
|
||
charge_flag = BIT_LDO5V_ERR;
|
||
LVCMP_EDGE_SEL(0);
|
||
LDO5V_EDGE_SEL(1);
|
||
if (__this->data->ldo5v_off_filter) {
|
||
charge_event_to_user(CHARGE_EVENT_LDO5V_KEEP);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
void sub_wakeup_isr(void)
|
||
{
|
||
/* printf("\sub_wakeup_isr\n"); */
|
||
if (__this->ldo5v_timer == 0) {
|
||
__this->ldo5v_timer = usr_timer_add(0, ldo5v_detect, 2, 1);
|
||
}
|
||
}
|
||
|
||
void charge_wakeup_isr(void)
|
||
{
|
||
/* printf("\ncharge_wkup_deal\n"); */
|
||
if (__this->charge_timer == 0) {
|
||
__this->charge_timer = usr_timer_add(0, charge_full_detect, 2, 1);
|
||
}
|
||
}
|
||
|
||
void charge_set_ldo5v_detect_stop(u8 stop)
|
||
{
|
||
__this->detect_stop = stop;
|
||
}
|
||
|
||
u8 get_charge_mA_config(void)
|
||
{
|
||
return __this->data->charge_mA;
|
||
}
|
||
|
||
void set_charge_mA(u8 charge_mA)
|
||
{
|
||
static u8 charge_mA_old = 0xff;
|
||
if (charge_mA_old != charge_mA) {
|
||
charge_mA_old = charge_mA;
|
||
CHARGE_mA_SEL(charge_mA);
|
||
}
|
||
}
|
||
|
||
const u16 full_table[CHARGE_FULL_V_MAX] = {
|
||
3869, 3907, 3946, 3985, 4026, 4068, 4122, 4157,
|
||
4202, 4249, 4295, 4350, 4398, 4452, 4509, 4567,
|
||
};
|
||
u16 get_charge_full_value(void)
|
||
{
|
||
ASSERT(__this->init_ok, "charge not init ok!\n");
|
||
ASSERT(__this->data->charge_full_V < CHARGE_FULL_V_MAX);
|
||
return full_table[__this->data->charge_full_V];
|
||
}
|
||
|
||
static void charge_config(void)
|
||
{
|
||
u8 charge_4202_trim_val = CHARGE_FULL_V_4202;
|
||
u8 offset = 0;
|
||
u8 charge_full_v_val = 0;
|
||
|
||
if (get_vbat_trim() == 0xf) {
|
||
log_info("vbat not trim, use default config!!!!!!");
|
||
} else {
|
||
charge_4202_trim_val = get_vbat_trim(); //4.2V对应的trim出来的实际档位
|
||
}
|
||
|
||
log_info("charge_4202_trim_val = %d\n", charge_4202_trim_val);
|
||
|
||
if (__this->data->charge_full_V >= CHARGE_FULL_V_4202) {
|
||
offset = __this->data->charge_full_V - CHARGE_FULL_V_4202;
|
||
charge_full_v_val = charge_4202_trim_val + offset;
|
||
if (charge_full_v_val > 0xf) {
|
||
charge_full_v_val = 0xf;
|
||
}
|
||
} else {
|
||
offset = CHARGE_FULL_V_4202 - __this->data->charge_full_V;
|
||
if (charge_4202_trim_val >= offset) {
|
||
charge_full_v_val = charge_4202_trim_val - offset;
|
||
} else {
|
||
charge_full_v_val = 0;
|
||
}
|
||
}
|
||
|
||
log_info("charge_full_v_val = %d\n", charge_full_v_val);
|
||
|
||
CHARGE_FULL_V_SEL(charge_full_v_val);
|
||
CHARGE_FULL_mA_SEL(__this->data->charge_full_mA);
|
||
/* CHARGE_mA_SEL(__this->data->charge_mA); */
|
||
CHARGE_mA_SEL(CHARGE_mA_20);
|
||
}
|
||
|
||
static int charge_init(const struct dev_node *node, void *arg)
|
||
{
|
||
log_info("%s\n", __func__);
|
||
|
||
__this->data = (struct charge_platform_data *)arg;
|
||
|
||
ASSERT(__this->data);
|
||
|
||
__this->init_ok = 0;
|
||
__this->charge_online_flag = 0;
|
||
|
||
/*先关闭充电使能，后面检测到充电插入再开启*/
|
||
CHGBG_EN(0);
|
||
CHARGE_EN(0);
|
||
|
||
/*LDO5V的100K下拉电阻使能*/
|
||
L5V_LOAD_EN(__this->data->ldo5v_pulldown_en);
|
||
|
||
/*LDO5V,检测上升沿，用于检测ldoin插入*/
|
||
LDO5V_EN(1);
|
||
LDO5V_EDGE_SEL(0);
|
||
LDO5V_PND_CLR();
|
||
LDO5V_EDGE_WKUP_EN(1);
|
||
|
||
/*LVCMP,检测上升沿，用于检测ldoin插入*/
|
||
LVCMP_EN(1);
|
||
LVCMP_EDGE_SEL(0);
|
||
LVCMP_PND_CLR();
|
||
LVCMP_EDGE_WKUP_EN(1);
|
||
LVCMP_CMP_SEL(1);
|
||
|
||
charge_config();
|
||
|
||
if (check_charge_state()) {
|
||
if (__this->ldo5v_timer == 0) {
|
||
__this->ldo5v_timer = usr_timer_add(0, ldo5v_detect, 2, 1);
|
||
}
|
||
} else {
|
||
CHARGE_WKUP_PND_CLR();
|
||
charge_flag = BIT_LDO5V_OFF;
|
||
}
|
||
charge_set_callback(charge_wakeup_isr, sub_wakeup_isr);
|
||
|
||
__this->init_ok = 1;
|
||
|
||
return 0;
|
||
}
|
||
|
||
int charge_api_init(void *arg)
|
||
{
|
||
return charge_init(NULL, arg);
|
||
}
|
||
|
||
const struct device_operations charge_dev_ops = {
|
||
.init = charge_init,
|
||
};
|