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| author | Michael Chang <zhang971090220@gmail.com> | 2025-02-05 10:01:06 +0800 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2025-02-10 10:28:36 -0600 |
| commit | 8897f91a5397a90c7e2b6fad4263c93541c9a685 (patch) | |
| tree | 28cc6c1f06cfd2d2379008cb57bd2fa98b641a4e | |
| parent | 738deb56b6f11118813cc94e5d3b34650bc5a447 (diff) | |
| download | u-boot-8897f91a5397a90c7e2b6fad4263c93541c9a685.tar.gz | |
net: designware: support phy io micro voltage setting.
Support phy io micro voltage setting for NPCM8XX rgmii
interface.
Signed-off-by: Michael Chang <zhang971090220@gmail.com>
| -rw-r--r-- | drivers/net/designware.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index 94d8f1b4c04..0a1fff38727 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -741,6 +741,18 @@ int designware_eth_probe(struct udevice *dev) puts("Error enabling phy supply\n"); return ret; } +#if IS_ENABLED(CONFIG_ARCH_NPCM8XX) + int phy_uv; + + phy_uv = dev_read_u32_default(dev, "phy-supply-microvolt", 0); + if (phy_uv) { + ret = regulator_set_value(phy_supply, phy_uv); + if (ret) { + puts("Error setting phy voltage\n"); + return ret; + } + } +#endif } #endif |