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-rw-r--r--src/mainboard/google/storm/mainboard.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/mainboard/google/storm/mainboard.c b/src/mainboard/google/storm/mainboard.c
index ebe284911d..3da6f905b2 100644
--- a/src/mainboard/google/storm/mainboard.c
+++ b/src/mainboard/google/storm/mainboard.c
@@ -97,11 +97,16 @@ static void deassert_sw_reset(void)
if (board_id() == 0)
return;
- /* only proto0.2 and later care about this. */
+ /*
+ * only proto0.2 and later care about this. This signal is eventually
+ * driving the ehernet switch reset input, which is active low. But
+ * since this signal gets inverted along the way, the GPIO needs to be
+ * driven low to take the switch out of reset.
+ */
gpio_tlmm_config_set(SW_RESET_GPIO, FUNC_SEL_GPIO,
GPIO_PULL_UP, GPIO_4MA, GPIO_ENABLE);
- gpio_set_out_value(SW_RESET_GPIO, 1);
+ gpio_set_out_value(SW_RESET_GPIO, 0);
}
static void mainboard_init(device_t dev)