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Diffstat (limited to 'drivers/fpga/zynq-fpga.c')
-rw-r--r--drivers/fpga/zynq-fpga.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/fpga/zynq-fpga.c b/drivers/fpga/zynq-fpga.c
index bb82efeebb9d..57b0e6775958 100644
--- a/drivers/fpga/zynq-fpga.c
+++ b/drivers/fpga/zynq-fpga.c
@@ -501,6 +501,10 @@ static int zynq_fpga_ops_write_complete(struct fpga_manager *mgr,
if (err)
return err;
+ /* Release 'PR' control back to the ICAP */
+ zynq_fpga_write(priv, CTRL_OFFSET,
+ zynq_fpga_read(priv, CTRL_OFFSET) & ~CTRL_PCAP_PR_MASK);
+
err = zynq_fpga_poll_timeout(priv, INT_STS_OFFSET, intr_status,
intr_status & IXR_PCFG_DONE_MASK,
INIT_POLL_DELAY,