From d333de3707785b10c4f42e14f3ff254ac15cd7dc Mon Sep 17 00:00:00 2001
From: Fabien Dessenne <fabien.dessenne@st.com>
Date: Mon, 26 Aug 2019 17:38:29 +0200
Subject: [PATCH] remoteproc: stm32: manage the get_irq probe defer case

Manage the -EPROBE_DEFER error case for "wdg" IRQ.

Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
 drivers/remoteproc/stm32_rproc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
index 1c959131d796..2cf4b2992bfc 100644
--- a/drivers/remoteproc/stm32_rproc.c
+++ b/drivers/remoteproc/stm32_rproc.c
@@ -517,6 +517,9 @@ static int stm32_rproc_parse_dt(struct platform_device *pdev)
 	int err, irq;
 
 	irq = platform_get_irq(pdev, 0);
+	if (irq == -EPROBE_DEFER)
+		return -EPROBE_DEFER;
+
 	if (irq > 0) {
 		err = devm_request_irq(dev, irq, stm32_rproc_wdg, 0,
 				       dev_name(dev), rproc);