arm64: dts: st: Add combophy node on stm32mp251

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Add support for COMBOPHY which is used either by the USB3 and PCIe
controller.
USB3 or PCIe mode is done with phy_set_mode().
PCIe internal reference clock can be generated from the internal clock
source or optionnaly from an external 100Mhz pad.

Signed-off-by: Christian Bruel <christian.bruel@foss.st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

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Christian Bruel 2024-09-30 19:08:46 +02:00 • committed by Alexandre Torgue

parent 7c7abd1bf4

commit 486f87a868

1 changed files with 16 additions and 0 deletions

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arch/arm64/boot/dts/st/stm32mp251.dtsi

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