diff options
Diffstat (limited to 'chip/g/rbox.c')
| -rw-r--r-- | chip/g/rbox.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/chip/g/rbox.c b/chip/g/rbox.c index 005ed547c1..6399f0b612 100644 --- a/chip/g/rbox.c +++ b/chip/g/rbox.c @@ -62,6 +62,18 @@ static void rbox_release_ec_reset(void) GREG32(PINMUX, HOLD) = 0; /* + * If the board uses closed loop reset, the short EC_RST_L pulse may + * not actually put the system in reset. Don't release EC_RST_L here. + * Let ap_state.c handle it once it sees the system is reset. + * + * Release PINMUX HOLD, so the board can detect changes on TPM_RST_L. + */ + if (!(system_get_reset_flags() & RESET_FLAG_HIBERNATE) && + board_uses_closed_loop_reset()) { + return; + } + + /* * After a POR, if the power button is held, then delay releasing * EC_RST_L. */ |