diff mbox series

[2/2] phy: stm32: defer probe for reset controller

Message ID 20201110102305.27205-2-amelie.delaunay@st.com (mailing list archive)
State New, archived
Headers show
Series [1/2] phy: stm32: don't print an error on probe deferral | expand

Commit Message

Amelie Delaunay Nov. 10, 2020, 10:23 a.m. UTC 
Change stm32-usbphyc driver to defer its probe when the expected reset
control has its probe operation deferred.

Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
---
 drivers/phy/st/phy-stm32-usbphyc.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/phy/st/phy-stm32-usbphyc.c b/drivers/phy/st/phy-stm32-usbphyc.c
index fe3085eec201..f3f582a3ccdb 100644
--- a/drivers/phy/st/phy-stm32-usbphyc.c
+++ b/drivers/phy/st/phy-stm32-usbphyc.c
@@ -342,6 +342,10 @@  static int stm32_usbphyc_probe(struct platform_device *pdev)
 		reset_control_assert(usbphyc->rst);
 		udelay(2);
 		reset_control_deassert(usbphyc->rst);
+	} else {
+		ret = PTR_ERR(usbphyc->rst);
+		if (ret == -EPROBE_DEFER)
+			goto clk_disable;
 	}
 
 	usbphyc->switch_setup = -EINVAL;