RE: [PATCH v4 5/6] arm64: dts: add QorIQ LX2160A SoC support

From: Stephen Boyd
Date: Mon Oct 15 2018 - 12:48:37 EST


Quoting Vabhav Sharma (2018-10-14 19:58:15)
> > > +
> > > + pmu {
> > > + compatible = "arm,cortex-a72-pmu";
> > > + interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
> > > + };
> > > +
> > > + psci {
> > > + compatible = "arm,psci-0.2";
> > > + method = "smc";
> > > + };
> > > +
> > > + memory@80000000 {
> > > + // DRAM space - 1, size : 2 GB DRAM
> > > + device_type = "memory";
> > > + reg = <0x00000000 0x80000000 0 0x80000000>;
> > > + };
> > > +
> > > + ddr1: memory-controller@1080000 {
> > > + compatible = "fsl,qoriq-memory-controller";
> > > + reg = <0x0 0x1080000 0x0 0x1000>;
> > > + interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
> > > + little-endian;
> > > + };
> > > +
> > > + ddr2: memory-controller@1090000 {
> > > + compatible = "fsl,qoriq-memory-controller";
> > > + reg = <0x0 0x1090000 0x0 0x1000>;
> > > + interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
> > > + little-endian;
> > > + };
> > > +
> > > + sysclk: sysclk {
> >
> > Name the node a bit generic like clock-xxx.
> There is only one clock-unit, Bootloader(U-boot) require sysclk node during device tree fix-up as different platform support varied platform frequency as per reset configuration word used.
> Referred other ARM based platform with one clock using name as x: x

Please add a comment above this node with this information. Newcomers
reading this DTS file won't have any idea why this node is specially
named and a comment will help tremendously here.