[PATCH v8 3/3] arm64: dts: cn913x: add device trees for COM Express boards

Andrew Lunn andrew at lunn.ch
Mon Dec 11 11:16:20 PST 2023


On Mon, Dec 11, 2023 at 07:17:39PM +0200, Elad Nachman wrote:
> From: Elad Nachman <enachman at marvell.com>
> 
> Add support for CN9130 and CN9131 COM Express Type 7 CPU
> module boards by Marvell.
> Define these COM Express CPU modules as dtsi and
> provide a dtsi file for a carrier board (Marvell AC5X RD
> COM Express type 7 carrier board).
> This Carrier board only utilizes the PCIe link, hence no
> special device / driver support is provided by this dtsi file.
> Finally, provide a dts file for the com express carrier and
> CPU module combination.
> 
> These COM Express boards differ from the existing CN913x DB
> boards by the type of ethernet connection (RGMII),
> the type of voltage regulators (not i2c expander based)
> and the USB phy (not UTMI based).
> Note - PHY + RGMII connector is OOB on CPU module.
> CN9131 COM Express board is basically CN9130 COM Express board
> with an additional CP115 I/O co-processor, which in this case
> provides an additional USB host controller on the board.
> 
> Signed-off-by: Elad Nachman <enachman at marvell.com>

Reviewed-by: Andrew Lunn <andrew at lunn.ch>

    Andrew



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