diff options
Diffstat (limited to 'src/mainboard/pcengines/apu2/romstage.c')
| -rw-r--r-- | src/mainboard/pcengines/apu2/romstage.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/mainboard/pcengines/apu2/romstage.c b/src/mainboard/pcengines/apu2/romstage.c index 7565bfca1d..34c42b43ff 100644 --- a/src/mainboard/pcengines/apu2/romstage.c +++ b/src/mainboard/pcengines/apu2/romstage.c @@ -38,6 +38,15 @@ void board_BeforeAgesa(struct sysinfo *cb) /* Release GPIO32/33 for other uses. */ pm_write8(0xea, 1); + + /* + * Assert resets on the PCIe slots, since AGESA calls deassert callout + * only. Only apu2 uses GPIOs to reset PCIe slots. + */ + if (CONFIG(BOARD_PCENGINES_APU2)) { + gpio1_write8(0xa, gpio1_read8(0xa) & ~(1 << 6)); + gpio1_write8(0xe, gpio1_read8(0xe) & ~(1 << 6)); + } } static void early_lpc_init(void) |