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

Stephen Boyd sboyd at kernel.org
Tue Oct 16 03:48:33 AEDT 2018


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 at 80000000 {
> > > +           // DRAM space - 1, size : 2 GB DRAM
> > > +           device_type = "memory";
> > > +           reg = <0x00000000 0x80000000 0 0x80000000>;
> > > +   };
> > > +
> > > +   ddr1: memory-controller at 1080000 {
> > > +           compatible = "fsl,qoriq-memory-controller";
> > > +           reg = <0x0 0x1080000 0x0 0x1000>;
> > > +           interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
> > > +           little-endian;
> > > +   };
> > > +
> > > +   ddr2: memory-controller at 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.



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