diff options
| author | Frank Wunderlich <frank-w@public-files.de> | 2024-12-17 10:12:15 +0100 |
|---|---|---|
| committer | AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | 2025-01-07 13:11:44 +0100 |
| commit | 69b2d44b91504d837e3687fdbffc0b5ad66ebdb5 (patch) | |
| tree | 07a249135c91fb22d9527410369b0e947e99766d | |
| parent | 1497f14d8bbc0a4631da3045861e97318e238746 (diff) | |
arm64: dts: mediatek: mt7988: Add reserved memory
Add memory range handled by ATF to not be touched by linux kernel.
ATF is SoC specific and not board-specific so add it to mt7988.dtsi.
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20241217091238.16032-2-linux@fw-web.de
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
| -rw-r--r-- | arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi index 46969577c87a..d205717ac78b 100644 --- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi @@ -62,6 +62,18 @@ method = "smc"; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* 320 KiB reserved for ARM Trusted Firmware (BL31 and BL32) */ + secmon@43000000 { + reg = <0 0x43000000 0 0x50000>; + no-map; + }; + }; + soc { compatible = "simple-bus"; ranges; |