Hi Biju, On Tue, Sep 17, 2019 at 3:12 PM Biju Das <[email protected]> wrote: > Basic support for the HiHope RZ/G2N main board: > - Memory, > - Main crystal, > - Serial console > > Signed-off-by: Biju Das <[email protected]>
Reviewed-by: Geert Uytterhoeven <[email protected]> One question below... > --- /dev/null > +++ b/arch/arm64/boot/dts/renesas/r8a774b1-hihope-rzg2n.dts > @@ -0,0 +1,26 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Device Tree Source for the HiHope RZ/G2N main board > + * > + * Copyright (C) 2019 Renesas Electronics Corp. > + */ > + > +/dts-v1/; > +#include "r8a774b1.dtsi" > +#include "hihope-common.dtsi" > + > +/ { > + model = "HopeRun HiHope RZ/G2N main board based on r8a774b1"; > + compatible = "hoperun,hihope-rzg2n", "renesas,r8a774b1"; > + > + memory@48000000 { > + device_type = "memory"; > + /* first 128MB is reserved for secure area. */ > + reg = <0x0 0x48000000 0x0 0x78000000>; > + }; > + > + memory@480000000 { > + device_type = "memory"; > + reg = <0x4 0x80000000 0x0 0x80000000>; > + }; > +}; So both the HiHope RZ/G2M and RZ/G2N boards have 4 GiB of RAM, while the latter has a narrower memory bus, so it must be wired differently? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected] In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
