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-rw-r--r--ports/rp2/main.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/ports/rp2/main.c b/ports/rp2/main.c
index f01522f24..50946b0a5 100644
--- a/ports/rp2/main.c
+++ b/ports/rp2/main.c
@@ -192,7 +192,9 @@ int main(int argc, char **argv) {
machine_pin_init();
rp2_pio_init();
rp2_dma_init();
+ #if MICROPY_PY_MACHINE_I2S
machine_i2s_init0();
+ #endif
#if MICROPY_PY_BLUETOOTH
mp_bluetooth_hci_init();