Some board need a regulator for gmac phy, so add this code to handle it.
Signed-off-by: Jacob Chen <[email protected]>
---
drivers/net/designware.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/drivers/net/designware.c b/drivers/net/designware.c
index f9fb8e0..0fcd125 100644
--- a/drivers/net/designware.c
+++ b/drivers/net/designware.c
@@ -18,6 +18,7 @@
#include <linux/compiler.h>
#include <linux/err.h>
#include <asm/io.h>
+#include <power/regulator.h>
#include "designware.h"
DECLARE_GLOBAL_DATA_PTR;
@@ -661,6 +662,22 @@ int designware_eth_probe(struct udevice *dev)
ulong ioaddr;
int ret;
+#if defined(CONFIG_DM_REGULATOR)
+ struct udevice *phy_supply;
+
+ ret = device_get_supply_regulator(dev, "phy-supply",
+ &phy_supply);
+ if (ret) {
+ debug("%s: No phy supply\n", dev->name);
+ } else {
+ ret = regulator_set_enable(phy_supply, true);
+ if (ret) {
+ puts("Error enabling phy supply\n");
+ return ret;
+ }
+ }
+#endif
+
#ifdef CONFIG_DM_PCI
/*
* If we are on PCI bus, either directly attached to a PCI root port,
--
1.9.1
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