mailbox: zynqmp: Extend timeout for getting observation bit

[platform/kernel/u-boot.git] / drivers / mailbox / zynqmp-ipi.c

diff --git a/drivers/mailbox/zynqmp-ipi.c b/drivers/mailbox/zynqmp-ipi.c
index 9483ed9..847a036 100644 (file)
--- a/drivers/mailbox/zynqmp-ipi.c
+++ b/drivers/mailbox/zynqmp-ipi.c
@@ -56,7 +56,7 @@ static int zynqmp_ipi_send(struct mbox_chan *chan, const void *data)
 
        /* Wait until observation bit is cleared */
        ret = wait_for_bit_le32(&ipi_int_apu->obs, IPI_BIT_MASK_PMU0, false,
-                               100, false);
+                               1000, false);
 
        debug("%s, send %ld bytes\n", __func__, msg->len);
        return ret;