| Message ID | 20200411200119.309400-3-marek.vasut+renesas@gmail.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [1/5] libfdt: Export overlay_apply_node() as fdt_overlay_apply_node() | expand |
Hi Marek, On Sat, 11 Apr 2020 at 14:01, Marek Vasut <marek.vasut at gmail.com> 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 <marek.vasut+renesas at gmail.com> > Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org> > Cc: Simon Glass <sjg at chromium.org> > Cc: Tom Rini <trini at konsulko.com> > --- > arch/arm/dts/Makefile | 4 ++++ > 1 file changed, 4 insertions(+) Reviewed-by: Simon Glass <sjg at chromium.org> Perhaps we should have a CONFIG_DTC_RESERVE option to set the reserved size? > > 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
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 <marek.vasut at gmail.com> 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 <marek.vasut+renesas at gmail.com> > > Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org> > > Cc: Simon Glass <sjg at chromium.org> > > Cc: Tom Rini <trini at konsulko.com> > > --- > > arch/arm/dts/Makefile | 4 ++++ > > 1 file changed, 4 insertions(+) > > Reviewed-by: Simon Glass <sjg at chromium.org> > > 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
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
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 <marek.vasut+renesas at gmail.com> Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org> Cc: Simon Glass <sjg at chromium.org> Cc: Tom Rini <trini at konsulko.com> --- arch/arm/dts/Makefile | 4 ++++ 1 file changed, 4 insertions(+)