[PATCH net-next 2/2] net: sfp: manage receiver and transmitter regulators
From: Romain Gantois <romain.gantois@bootlin.com>
Date: 2026-03-03 13:54:40
Also in:
linux-devicetree, lkml
Subsystem:
ethernet phy library, networking drivers, sff/sfp/sfp+ module support, the rest · Maintainers:
Andrew Lunn, Heiner Kallweit, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Russell King, Linus Torvalds
If phandles to receiver and/or transmitter regulators for an SFP device are found, enable them at probe time. Signed-off-by: Romain Gantois <romain.gantois@bootlin.com> --- drivers/net/phy/sfp.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index f4bf53da3d4fd..602c166f60ddf 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c@@ -12,6 +12,7 @@ #include <linux/of.h> #include <linux/phy.h> #include <linux/platform_device.h> +#include <linux/regulator/consumer.h> #include <linux/rtnetlink.h> #include <linux/slab.h> #include <linux/workqueue.h>
@@ -3095,6 +3096,14 @@ static int sfp_probe(struct platform_device *pdev) struct sfp *sfp; int err, i; + err = devm_regulator_get_enable_optional(&pdev->dev, "vccr"); + if (err && err != -ENODEV) + return err; + + err = devm_regulator_get_enable_optional(&pdev->dev, "vcct"); + if (err && err != -ENODEV) + return err; + sfp = sfp_alloc(&pdev->dev); if (IS_ERR(sfp)) return PTR_ERR(sfp);
--
2.52.0