Re: [PATCH] arm: dts: ti: Add device tree nodes for PRU-ICSS1 instance on AM571x

From: MD Danish Anwar

Date: Mon Aug 17 2026 - 04:07:00 EST




On 23/07/26 3:47 pm, Parvathi Pudi wrote:
> From: Roger Quadros <rogerq@xxxxxx>
>
> The TI Sitara AM571x device has two PRU-ICSS subsystems: PRU-ICSS1 and
> PRU-ICSS2. DUAL-MAC Ethernet support is already available on PRU-ICSS2.
> This patch adds device tree support to enable DUAL-MAC mode on PRU-ICSS1
> for the AM571x IDK board.
>
> Each PRU-ICSS contains two PRU cores and several peripherals, including
> the Interrupt Controller, IEP, MII_RT, MDIO, and eCAP. This patch also adds
> the IEP and eCAP child nodes for PRU-ICSS1, making its layout consistent
> with PRU-ICSS2.
>
> am57-pruss.dtsi: Adds the IEP and eCAP child nodes for PRU-ICSS1.
>
> am571x-idk.dts: Adds the PRU-ICSS1 DUAL-MAC Ethernet node, enables the
> PRU-ICSS1 MDIO bus, adds the two external PHYs, and configures the required
> pin multiplexing and interrupts.
>
> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
> Signed-off-by: Andrew F. Davis <afd@xxxxxx>
> Signed-off-by: Murali Karicheri <m-karicheri2@xxxxxx>
> Signed-off-by: Parvathi Pudi <parvathi@xxxxxxxxxxx>

Reviewed-by: MD Danish Anwar <danishanwar@xxxxxx>

--
Thanks and Regards,
Danish