sravan/system76-embedded-controller
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Set other important GPIOs in order to get CPU booting

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This commit is contained in:
Jeremy Soller
2019-11-07 13:59:55 -07:00
parent 1c82fe11cd
commit 387811a882
1 changed files with 23 additions and 6 deletions
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29
src/board/system76/galp3-c/main.c
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@ -115,7 +115,7 @@ void power_button() {
// Enable battery charger - also provides correct power levels for // Enable battery charger - also provides correct power levels for
// system boot sourced from the AC adapter // system boot sourced from the AC adapter
battery_charger_enable(); //battery_charger_enable();
// Make sure VCCDSW is stable for at least 10 ms (tPCH02) // Make sure VCCDSW is stable for at least 10 ms (tPCH02)
delay_ms(10 + 5); delay_ms(10 + 5);
@ -245,7 +245,7 @@ void power_button() {
delay_ms(1); delay_ms(1);
// Disable battery charger // Disable battery charger
battery_charger_disable(); //battery_charger_disable();
} }
printf("LED_PWR: %d\n", power); printf("LED_PWR: %d\n", power);
@ -259,7 +259,7 @@ void power_button() {
printf("ALL_SYS_PWRGD: %d\n", gpio_get(&ALL_SYS_PWRGD)); printf("ALL_SYS_PWRGD: %d\n", gpio_get(&ALL_SYS_PWRGD));
printf("BUF_PLT_RST_N: %d\n", gpio_get(&BUF_PLT_RST_N)); printf("BUF_PLT_RST_N: %d\n", gpio_get(&BUF_PLT_RST_N));
battery_debug(); //battery_debug();
} }
last = new; last = new;
@ -275,15 +275,32 @@ struct Gpio __code LED_AIRPLANE_N = GPIO(G, 6);
void main(void) { void main(void) {
init(); init();
static struct Gpio __code LED_BAT_CHG = GPIO(A, 5); printf("\n");
static struct Gpio __code LED_BAT_FULL = GPIO(A, 6);
static struct Gpio __code LED_BAT_CHG = GPIO(A, 5);
static struct Gpio __code LED_BAT_FULL = GPIO(A, 6);
static struct Gpio __code SMI_N = GPIO(D, 3);
static struct Gpio __code SCI_N = GPIO(D, 4);
static struct Gpio __code SWI_N = GPIO(E, 0);
static struct Gpio __code SB_KBCRST_N = GPIO(E, 6);
static struct Gpio __code PM_CLKRUN_N = GPIO(H, 0);
static struct Gpio __code BKL_EN = GPIO(H, 2);
// Set the battery full LED (to know our firmware is loading) // Set the battery full LED (to know our firmware is loading)
gpio_set(&LED_BAT_CHG, true); gpio_set(&LED_BAT_CHG, true);
gpio_debug(); gpio_debug();
battery_debug(); //battery_debug();
// Allow CPU to boot
gpio_set(&SB_KBCRST_N, true);
// Allow backlight to be turned on
gpio_set(&BKL_EN, true);
// Assert SMI#, SCI#, and SWI#
gpio_set(&SCI_N, true);
gpio_set(&SMI_N, true);
gpio_set(&SWI_N, true);
// Set the battery full LED (to know our firmware is loaded) // Set the battery full LED (to know our firmware is loaded)
gpio_set(&LED_BAT_FULL, true); gpio_set(&LED_BAT_FULL, true);