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Enable power switch WDT on IT5570E boards

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Enable PWRSW WDT 2 and use the default timeout of 10 seconds.

Allows forcing an EC reset in case it gets into an invalid state.

Signed-off-by: Tim Crawford <tcrawford@system76.com>
This commit is contained in:
Tim Crawford
2023-07-19 09:26:10 -06:00
committed by Jeremy Soller
parent 45520646aa
commit 8a1adc2bdc
20 changed files with 88 additions and 14 deletions
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7
src/board/system76/addw3/gpio.c
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@ -35,6 +35,11 @@ struct Gpio __code XLP_OUT = GPIO(B, 4);
// clang-format on
void gpio_init() {
// PWRSW WDT 2 Enable 2
GCR9 = BIT(5);
// PWRSW WDT 2 Enable 1
GCR8 = BIT(4);
// Enable LPC reset on GPD2
GCR = 0x04;
// Disable UARTs
@ -49,8 +54,6 @@ void gpio_init() {
//TODO: what do these do?
GCR1 = 0;
GCR2 = 0;
GCR8 = 0x10;
GCR9 = 0x20;
GCR10 = 0x02;
GCR21 = 0;
GCR22 = 0x80;