On Sun, Apr 19, 2020 at 05:37:17PM -0600, Simon Glass wrote: > Hi Marek, > > On Sat, 11 Apr 2020 at 14:01, Marek Vasut <[email protected]> wrote: > > > > Reserve 4 kiB of space in R-Car Gen3 DTs when those DTs are compiled > > to permit patching in OpTee-OS /firmware node, /reserved-memory node > > and possibly also additional /memory@ nodes. > > > > Signed-off-by: Marek Vasut <[email protected]> > > Cc: Nobuhiro Iwamatsu <[email protected]> > > Cc: Simon Glass <[email protected]> > > Cc: Tom Rini <[email protected]> > > --- > > arch/arm/dts/Makefile | 4 ++++ > > 1 file changed, 4 insertions(+) > > Reviewed-by: Simon Glass <[email protected]> > > Perhaps we should have a CONFIG_DTC_RESERVE option to set the reserved size?
Perhaps this is also related to the patch Michal posted about modifying the reserve size? Thanks! > > > > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > > index 1ce44204ec..b9aa44b5d8 100644 > > --- a/arch/arm/dts/Makefile > > +++ b/arch/arm/dts/Makefile > > @@ -749,6 +749,10 @@ dtb-$(CONFIG_RCAR_GEN3) += \ > > r8a77990-ebisu-u-boot.dtb \ > > r8a77995-draak-u-boot.dtb > > > > +ifdef CONFIG_RCAR_GEN3 > > +DTC_FLAGS += -R 4 -p 0x1000 > > +endif > > + > > dtb-$(CONFIG_RZA1) += \ > > r7s72100-gr-peach-u-boot.dtb > > > > -- > > 2.25.1 > > > > Regards, > Simon -- Tom
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