From mboxrd@z Thu Jan 1 00:00:00 1970 From: Angelo Dureghello Date: Tue, 29 May 2018 10:20:43 +0200 Subject: [U-Boot] [PATCH v2 1/2] drivers; add DM_NO_OF Kconfig option In-Reply-To: <20180529005921.GY21194@bill-the-cat.ec.rr.com> References: <20180503220117.GA1986@jerusalem> <20180527072233.GB17528@jerusalem> <20180529005921.GY21194@bill-the-cat.ec.rr.com> Message-ID: <20180529082043.GA2770@jerusalem> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, On Mon, May 28, 2018 at 08:59:21PM -0400, Tom Rini wrote: > On Sun, May 27, 2018 at 07:45:12PM -0600, Simon Glass wrote: > > +Tom > > > > Hi Angelo, > > > > On 27 May 2018 at 01:22, Angelo Dureghello wrote: > > > Hi Simon, > > > > > > On Sat, May 26, 2018 at 04:18:57PM -0600, Simon Glass wrote: > > >> Hi Angelo, > > >> > > >> On 3 May 2018 at 16:01, Angelo Dureghello wrote: > > >> > To be able to build spi driver with DM support, a new config > > >> > option has been introduced (DM_NO_OF) since m68k architecture > > >> > does not support fdt. > > >> > > > >> > --- > > >> > Changes from v1: > > >> > - split into 2 patches > > >> > > > >> > Signed-off-by: Angelo Dureghello > > >> > --- > > >> > arch/Kconfig | 1 + > > >> > drivers/core/Kconfig | 4 ++++ > > >> > drivers/spi/spi-uclass.c | 12 +++++++----- > > >> > 3 files changed, 12 insertions(+), 5 deletions(-) > > >> > > > >> > > >> Is it possible to use SPL_OF_PLATDATA instead? > > >> > > > I have seen that setting, but my understanding is that > > > SPL_OF_PLATDATA ws made for a different purpose, and also, i > > > tried to use it, but cannot select it from menuconfig. > > > > > >> How come m68k cannot use device tree? > > >> > > > There was never any devicetree implementation, probably becouse it > > > is missing on Linux too. > > > > It is a real shame that we can't do better than that. > > > > I've added Tom in for comment as I'm not sure what is best here. > > Yeah, I think as sandbox shows, if/when we don't have to worry about > also Linux dts files, it's not a lot of work to populate up what's > required for just U-Boot, so long as we have the run-time space. And if > not, that's what OF_PLATDATA is for. > Ok, so i retry the OF_PLATDATA way, i probably missed something there. About fdt addition, i keep that task in a TO DO list for now. Thanks, Angelo > -- > Tom