Messages in this thread | ![/](/images/icornerl.gif) | | Subject | Re: [PATCH 1/3] arm64: dts: meson-gx: add ATF BL32 reserved-memory region | From | Vyacheslav <> | Date | Wed, 26 Jan 2022 08:35:00 +0300 |
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Hi!
26.01.2022 07:49, Christian Hewitt wrote: > Add an additional reserved memory region for the BL32 trusted firmware > present in many devices that boot from Amlogic vendor u-boot. > > Suggested-by: Mateusz Krzak <kszaquitto@gmail.com> > Signed-off-by: Christian Hewitt <christianshewitt@gmail.com> > --- > arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi > index 6b457b2c30a4..aa14ea017a61 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi > +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi > @@ -49,6 +49,12 @@ > no-map; > }; > > + /* 32 MiB reserved for ARM Trusted Firmware (BL32) */ > + secmon_reserved_bl32: secmon@5300000 { > + reg = <0x0 0x05300000 0x0 0x2000000>; > + no-map; > + }; > + How do I check if we need a similar patch for axg boards?
> linux,cma { > compatible = "shared-dma-pool"; > reusable; >
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