On Fri, Jul 31, 2015 at 12:46 AM, Masahiro Yamada <[email protected]> wrote: > Hi. > > 2015-07-30 10:30 GMT+09:00 Masahiro Yamada <[email protected]>: >> Hi, >> >> >> 2015-07-30 0:23 GMT+09:00 Rob Herring <[email protected]>: >>> On Wed, Jul 29, 2015 at 8:22 AM, Ian Campbell <[email protected]> >>> wrote: >>>> On Wed, 2015-07-29 at 20:07 +0900, Masahiro Yamada wrote: >>>>> Hi Ian, >>>>> >>>>> >>>>> 2015-07-27 19:35 GMT+09:00 Ian Campbell <[email protected]>: >>>>> > Commit 9ccd608070b6 "arm64: dts: add device tree for ARM SMM-A53x2 on >>>>> > LogicTile Express 20MG" added a new dts file to arch/arm64 which >>>>> > included "../../../../arm/boot/dts/vexpress-v2m-rs1.dtsi", i.e. a >>>>> > .dtsi supplied by arch/arm. > > > > BTW, is there any chance to merge arch/arm64 and arch/arm in the future?
In the kernel tree, not likely. It may happen if we ever move dts files out of the kernel. > For example, U-boot supports ARM64/32 in a single arch directory, arch/arm/. > > > I guess, the cross-arch home directory for DTSI would be only used to > share device trees between arm64 and arm32. For SOC files, I think the amount sharing will be limited. While we will probably see very similar SOCs, I'd guess the memory maps and irqs will be different. Sharing is going to be limited to things like daughter boards such as this case. Rob -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
