From 46a072a7ae48464c18a6f5c7d215141157664582 Mon Sep 17 00:00:00 2001
From: huangcm <1263938474@qq.com>
Date: Fri, 28 Mar 2025 03:34:08 +0000
Subject: [PATCH] feat(battery): fix battery boot on & cap
---
longan/brandy/brandy-2.0/u-boot-2018/board/sunxi/power_manage.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 56 insertions(+), 2 deletions(-)
diff --git a/longan/brandy/brandy-2.0/u-boot-2018/board/sunxi/power_manage.c b/longan/brandy/brandy-2.0/u-boot-2018/board/sunxi/power_manage.c
index e24c9b8..23ba577 100644
--- a/longan/brandy/brandy-2.0/u-boot-2018/board/sunxi/power_manage.c
+++ b/longan/brandy/brandy-2.0/u-boot-2018/board/sunxi/power_manage.c
@@ -11,6 +11,8 @@
#include <spare_head.h>
#include <sunxi_display2.h>
#include <console.h>
+#include <sunxi_power/pmu_axp81X.h>
+
/*
* Global data (for the gd->bd)
*/
@@ -411,16 +413,55 @@
return pmu_set_voltage(name, 0, onoff);
}
+int pmu_axp707_get_poweron_source(void)
+{
+ int reg_value = 0;
+ reg_value = pmu_get_reg_value(AXP81X_OTG_STATUS);
+ printf("kickpi axp707 reason %x \n", reg_value);
+ pmu_set_reg_value(AXP81X_OTG_STATUS, 0xff);
+ printf("kickpi after clean reason %x \n", pmu_get_reg_value(AXP81X_OTG_STATUS));
+
+ if (reg_value & (1 << 0)) {
+ return AXP_BOOT_SOURCE_BUTTON;
+ } else if (reg_value & (1 << 1)) {
+ return AXP_BOOT_SOURCE_CHARGER;
+ } else if (reg_value & (1 << 2)) {
+ return AXP_BOOT_SOURCE_BATTERY;
+ }
+ return -1;
+}
+
+int runtime_tick(void);
+int pmu_axp707_get_battery_probe(void)
+{
+ int reg_value = 0;
+ int old_time = runtime_tick();
+ while ((runtime_tick() - old_time) < 2000) {
+ reg_value = pmu_get_reg_value(AXP81X_MODE_CHGSTATUS);
+ }
+
+ /*bit4 determines whether bit5 is valid*/
+ /*bit5 determines whether bat is exist*/
+ if ((reg_value & (1<<4)) && (reg_value & (1<<5)))
+ return 1;
+
+ return 0;
+}
int sunxi_update_axp_info(void)
{
int val = -1;
char bootreason[16] = {0};
int ret = 0, bat_exist = 0;
+ int dcin_exist = pmu_get_reg_value(AXP81X_STATUS);
ret = script_parser_fetch(FDT_PATH_POWER_SPLY, "battery_exist", &bat_exist, 1);
- if (ret < 0)
- bat_exist = 1;
+ if (ret < 0) {
+ bat_exist = pmu_axp707_get_battery_probe();
+ printf("kickpi detect battery_exist = %d, AXP81X_STATUS = %x\n", bat_exist, dcin_exist);
+ } else {
+ printf("force set battery_exist = %d\n", bat_exist);
+ }
#ifdef CONFIG_SUNXI_BMU
#ifdef CONFIG_AXP_LATE_INFO
@@ -429,10 +470,21 @@
val = gd->pmu_saved_status;
#endif
#endif
+ printf("kickpi pmu_get_sys_mode = %d\n", pmu_get_sys_mode());
if ((val == -1) && (pmu_get_sys_mode() == SUNXI_CHARGING_FLAG)) {
val = AXP_BOOT_SOURCE_CHARGER;
pmu_set_sys_mode(0);
}
+
+ if (bat_exist == 1) {
+ /* When the battery exists, it can only be turned on by power key */
+ if (pmu_axp707_get_poweron_source() != AXP_BOOT_SOURCE_BUTTON) {
+ val = AXP_BOOT_SOURCE_CHARGER;
+ pmu_set_sys_mode(0);
+ printf("kickpi[bat_exist] not power key up when boot on \n");
+ }
+ }
+
switch (val) {
case AXP_BOOT_SOURCE_BUTTON:
strncpy(bootreason, "button", sizeof("button"));
@@ -456,6 +508,8 @@
break;
}
env_set("bootreason", bootreason);
+
+ printf("kickpi bootreason = %s / val = %d \n", bootreason, val);
return 0;
}
--
Gitblit v1.6.2