sravan/system76-embedded-controller
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Add lid switch ACPI

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This commit is contained in:
Jeremy Soller
2019-12-03 13:59:19 -07:00
parent 1c73751ef6
commit 12a359c75e
1 changed files with 10 additions and 1 deletions
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11
src/board/system76/galp3-c/acpi.c
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@ -5,6 +5,7 @@
#include <ec/gpio.h> #include <ec/gpio.h>
static struct Gpio __code ACIN_N = GPIO(B, 6); static struct Gpio __code ACIN_N = GPIO(B, 6);
static struct Gpio __code LID_SW_N = GPIO(D, 1);
uint8_t acpi_read(uint8_t addr) { uint8_t acpi_read(uint8_t addr) {
uint8_t data = 0; uint8_t data = 0;
@ -23,6 +24,14 @@ uint8_t acpi_read(uint8_t addr) {
ACPI_16((K) + 2, (V) >> 16) ACPI_16((K) + 2, (V) >> 16)
switch (addr) { switch (addr) {
// Lid state and other flags
case 0x03:
if (gpio_get(&LID_SW_N)) {
// Lid is open
data |= 1 << 0;
}
break;
// Handle AC adapter and battery present // Handle AC adapter and battery present
case 0x10: case 0x10:
if (!gpio_get(&ACIN_N)) { if (!gpio_get(&ACIN_N)) {
@ -37,7 +46,7 @@ uint8_t acpi_read(uint8_t addr) {
ACPI_16(0x1A, battery_full_capacity); ACPI_16(0x1A, battery_full_capacity);
ACPI_16(0x22, battery_design_voltage); ACPI_16(0x22, battery_design_voltage);
// Bypass status test in ACPI // Bypass status test in ACPI - TODO
case 0x26: case 0x26:
data |= 1 << 1; data |= 1 << 1;
break; break;