net: stmmac: dwmac-qcom-ethqos: add support for the optional serdes phy

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On sa8775p platforms, there's a SGMII SerDes PHY between the MAC and
external PHY that we need to enable and configure.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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Bartosz Golaszewski 2023-06-19 11:23:56 +02:00 • committed by Jakub Kicinski

parent f2b1758554

commit 0dec3b48aa

1 changed files with 37 additions and 0 deletions

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37

drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c

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