Hi Geert, On Friday, July 13, 2018, Geert Uytterhoeven wrote: > > There is an ID register in RZ/A2 that will have a different number for > > each silicon. > > See the first entry in Table 5.6 (BSID register). > > > > Technically, it's not "PRR" like it's SH/R-Car devices. It's actually > > the boundary scan ID number. All RZ/A1 devices have this too. But with > > RZ/A1, you could only get to this register through JTAG (not by the CPU). > > So for RZ/A2+, they will mirror that register to CPU space. > > Cool. So if you add a "renesas,bsid" device node to the dtsi, and add > support for using that to drivers/soc/renesas/renesas-soc.c, then we can > use soc_device_match() to filter on SoC revision, if ever needed.
Oh, I see. > > So with that said, are we good with CONFIG_ARCH_R7S9210? > > Yes, the Kconfig symbol is fine for sure. > > Thansk! Cool...except now I have more code to go off and write ;) Chris
