Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH] of/platform: export of_default_bus_match_table | Date | Tue, 05 Jan 2016 12:48:29 +0100 |
| |
On Tuesday 05 January 2016 19:50:31 Masahiro Yamada wrote: > 2016-01-05 19:13 GMT+09:00 Arnd Bergmann <arnd@arndb.de>: > > On Tuesday 05 January 2016 11:17:53 Masahiro Yamada wrote: > > This bus is used to connect external (on-board) devices with the SoC. > > So, no possibility for AMBA, but > I want "simple-bus" for grouping some device nodes. > Also, "simple-mfd" would be useful because an external device could be an MFD. > > > Please see arch/arm/boot/dts/uniphier-support-card.dtsi > > It describes an add-on card (expansion board) > which has ETHER, UART, etc. on it. > > I implemented it as "simple-bus". > > This card is connected to the chip select 1 > of the UniPhier System Bus. >
Ok, got it. So you could alternatively define your own match table in the driver with just "simple-bus" and "simple-mfd". I think either way is fine, let's see what the DT maintainers prefer.
Arnd
| |