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    SubjectRe: [PATCH 2/3] arm64: dts: meson-g12: add ATF BL32 reserved-memory region
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    Date
    On 26/01/2022 05:49, 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.
    >
    > Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
    > ---
    > arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi | 6 ++++++
    > 1 file changed, 6 insertions(+)
    >
    > diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
    > index 6d99c23261fb..45947c1031c4 100644
    > --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
    > +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
    > @@ -107,6 +107,12 @@
    > no-map;
    > };
    >
    > + /* 32 MiB reserved for ARM Trusted Firmware (BL32) */
    > + secmon_reserved_bl32: secmon@5300000 {
    > + reg = <0x0 0x05300000 0x0 0x2000000>;
    > + no-map;
    > + };
    > +
    > linux,cma {
    > compatible = "shared-dma-pool";
    > reusable;
    >

    Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>

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