On Mon, Nov 18, 2019 at 11:02:26PM +0300, Dmitry Osipenko wrote: > Define interconnect IDs for memory controller (MC), external memory > controller (EMC), external memory (EMEM) and memory clients of display > controllers (DC). > > Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx> > --- > include/dt-bindings/interconnect/tegra-icc.h | 11 +++++++++++ > 1 file changed, 11 insertions(+) > create mode 100644 include/dt-bindings/interconnect/tegra-icc.h There was a bit of discussion regarding this for a recent patch that I was working on, see: http://patchwork.ozlabs.org/project/linux-tegra/list/?series=140318 I'd rather not use an additional set of definitions for this. The memory controller already has a set of native IDs for memory clients that I think we can reuse for this. I've only added these client IDs for Tegra194 because that's where we need it to actually describe a specific hardware quirk, but I can come up with the equivalent for older chips as well. Thierry > diff --git a/include/dt-bindings/interconnect/tegra-icc.h b/include/dt-bindings/interconnect/tegra-icc.h > new file mode 100644 > index 000000000000..e6b6a819434a > --- /dev/null > +++ b/include/dt-bindings/interconnect/tegra-icc.h > @@ -0,0 +1,11 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +#ifndef DT_BINDINGS_ICC_TEGRA_H > +#define DT_BINDINGS_ICC_TEGRA_H > + > +#define TEGRA_ICC_EMC 0 > +#define TEGRA_ICC_EMEM 1 > +#define TEGRA_ICC_MC 2 > +#define TEGRA_ICC_MC_DC 3 > +#define TEGRA_ICC_MC_DCB 4 > + > +#endif > -- > 2.23.0 >
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