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reg5V: Manage battery source based on charger status

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This commit is contained in:
CTCaer
2021-01-11 21:30:59 +02:00
parent 74b91b0085
commit c6c396ce2a
7 changed files with 33 additions and 14 deletions
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17
bdk/power/regulator_5v.c
View File

@@ -21,8 +21,9 @@
#include <utils/types.h>
static u8 reg_5v_dev = 0;
static bool batt_src = false;
void regulator_enable_5v(u8 dev)
void regulator_5v_enable(u8 dev)
{
// The power supply selection from battery or USB is automatic.
if (!reg_5v_dev)
@@ -32,6 +33,7 @@ void regulator_enable_5v(u8 dev)
gpio_config(GPIO_PORT_A, GPIO_PIN_5, GPIO_MODE_GPIO);
gpio_output_enable(GPIO_PORT_A, GPIO_PIN_5, GPIO_OUTPUT_ENABLE);
gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_HIGH);
batt_src = true;
// Fan and Rail power from USB 5V VDD.
PINMUX_AUX(PINMUX_AUX_USB_VBUS_EN0) = PINMUX_LPDR | 1;
@@ -47,7 +49,7 @@ void regulator_enable_5v(u8 dev)
reg_5v_dev |= dev;
}
void regulator_disable_5v(u8 dev)
void regulator_5v_disable(u8 dev)
{
reg_5v_dev &= ~dev;
@@ -58,6 +60,7 @@ void regulator_disable_5v(u8 dev)
gpio_output_enable(GPIO_PORT_A, GPIO_PIN_5, GPIO_OUTPUT_DISABLE);
gpio_config(GPIO_PORT_A, GPIO_PIN_5, GPIO_MODE_SPIO);
PINMUX_AUX(PINMUX_AUX_SATA_LED_ACTIVE) = PINMUX_PARKED | PINMUX_INPUT_ENABLE;
batt_src = false;
// Rail power from USB 5V VDD.
gpio_write(GPIO_PORT_CC, GPIO_PIN_4, GPIO_LOW);
@@ -70,7 +73,15 @@ void regulator_disable_5v(u8 dev)
}
}
bool regulator_get_5v_dev_enabled(u8 dev)
bool regulator_5v_get_dev_enabled(u8 dev)
{
return (reg_5v_dev & dev);
}
void regulator_5v_batt_src_enable(bool enable)
{
if (enable && !batt_src)
gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_HIGH);
else if (!enable && batt_src)
gpio_write(GPIO_PORT_A, GPIO_PIN_5, GPIO_LOW);
}

7
bdk/power/regulator_5v.h
View File

@@ -27,8 +27,9 @@ enum
REGULATOR_5V_ALL = 0xFF
};
void regulator_enable_5v(u8 dev);
void regulator_disable_5v(u8 dev);
bool regulator_get_5v_dev_enabled(u8 dev);
void regulator_5v_enable(u8 dev);
void regulator_5v_disable(u8 dev);
bool regulator_5v_get_dev_enabled(u8 dev);
void regulator_5v_batt_src_enable(bool enable);
#endif