Hi Nishanth, On 07:33-20240730, Nishanth Menon wrote: > On 12:43-20240730, Manorit Chawdhry wrote: > > This device is a subset of J784S4 and shares the same memory map and > > thus the nodes are being reused from J784S4 to avoid duplication. > > > > Here are some of the salient features of the J742S2 automotive grade > > application processor: > > > > The J742S2 SoC belongs to the K3 Multicore SoC architecture platform, > > providing advanced system integration in automotive, ADAS and industrial > > applications requiring AI at the network edge. This SoC extends the K3 > > Jacinto 7 family of SoCs with focus on raising performance and > > integration while providing interfaces, memory architecture and compute > > performance for multi-sensor, high concurrency applications. > > > > Some changes that this devices has from J784S4 are: > > * 4x Cortex-A72 vs 8x Cortex-A72 > > * 3x C7x DSP vs 4x C7x DSP > > * 4 port ethernet switch vs 8 port ethernet switch > > > > ( Refer Table 2-1 for Device comparison with J7AHP ) > > Link: https://www.ti.com/lit/pdf/spruje3 (TRM) > > Signed-off-by: Manorit Chawdhry <m-chawdhry@xxxxxx> > > --- > > arch/arm64/boot/dts/ti/k3-j742s2-main.dtsi | 44 ++++++++++++++++++++++++++++++ > > arch/arm64/boot/dts/ti/k3-j742s2.dtsi | 26 ++++++++++++++++++ > > 2 files changed, 70 insertions(+) > > [...] > > + */ > > + > > +#include "k3-j784s4.dtsi" > > + > > +/ { > > + model = "Texas Instruments K3 J742S2 SoC"; > > + compatible = "ti,j742s2"; > > + > > + cpus { > > + cpu-map { > > + /delete-node/ cluster1; > > + }; > > + }; > > + > > + /delete-node/ cpu4; > > + /delete-node/ cpu5; > > + /delete-node/ cpu6; > > + /delete-node/ cpu7; > > I suggest refactoring by renaming the dtsi files as common and split out > j784s4 similar to j722s/am62p rather than using /delete-node/ > I don't mind the suggestion Nishanth if there is a reason behind it. Could you tell why we should not be using /delete-node/? Regards, Manorit > > > +}; > > + > > +#include "k3-j742s2-main.dtsi" > > > > -- > > 2.45.1 > > > > -- > Regards, > Nishanth Menon > Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
