[PATCH V3 4/8] remoteproc: imx_rproc: make clk optional

[peng . fan]

From: Peng Fan <peng.fan@xxxxxxx>

To i.MX7ULP, M4 is the master to control everything, so it not need
clk from A7.

Reviewed-by: Richard Zhu <hongxing.zhu@xxxxxxx>
Signed-off-by: Peng Fan <peng.fan@xxxxxxx>
---
 drivers/remoteproc/imx_rproc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c
index d6338872c6db..ca17f520d904 100644
--- a/drivers/remoteproc/imx_rproc.c
+++ b/drivers/remoteproc/imx_rproc.c
@@ -635,7 +635,7 @@ static int imx_rproc_probe(struct platform_device *pdev)
 	if (ret)
 		goto err_put_mbox;
 
-	priv->clk = devm_clk_get(dev, NULL);
+	priv->clk = devm_clk_get_optional(dev, NULL);
 	if (IS_ERR(priv->clk)) {
 		dev_err(dev, "Failed to get clock\n");
 		ret = PTR_ERR(priv->clk);
-- 
2.30.0