The current dldo3 voltage while sufficient for 100Mbit/s transfers is
insufficient for achieving 1Gbit/s.
In fact this problem is the same that I reported on Linux month ago.

This patch set DLDO3 to 3.3v which is needed by the PHY.

Signed-off-by: Corentin Labbe <[email protected]>
---
 configs/Sinovoip_BPI_M3_defconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configs/Sinovoip_BPI_M3_defconfig 
b/configs/Sinovoip_BPI_M3_defconfig
index 79743a9c9a5..b871287b6c3 100644
--- a/configs/Sinovoip_BPI_M3_defconfig
+++ b/configs/Sinovoip_BPI_M3_defconfig
@@ -22,7 +22,7 @@ CONFIG_CONSOLE_MUX=y
 # CONFIG_SPL_EFI_PARTITION is not set
 CONFIG_DEFAULT_DEVICE_TREE="sun8i-a83t-bananapi-m3"
 CONFIG_AXP_DCDC5_VOLT=1200
-CONFIG_AXP_DLDO3_VOLT=2500
+CONFIG_AXP_DLDO3_VOLT=3300
 CONFIG_AXP_SW_ON=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_OHCI_HCD=y
-- 
2.21.0

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