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ARM: dts: meson: add a node which describes the SRAM 

All 32bit Meson SoCs contain 128KiB SRAM. This SRAM is used when
suspending the device (the the ARM Power Firmware on
Meson8/Meson8b/Meson8m2 saves the DDR settings there) and to boot the
secondary CPU cores.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
This commit is contained in:
Martin Blumenstingl 2017-07-12 00:26:55 +02:00 committed by Kevin Hilman
parent 2eca2a161a
commit 40b5c4f30c
1 changed files with 8 additions and 0 deletions
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8
arch/arm/boot/dts/meson.dtsi
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@ -244,5 +244,13 @@ ethmac: ethernet@c9410000 {
interrupt-names = "macirq";
status = "disabled";
};
ahb_sram: sram@d9000000 {
compatible = "mmio-sram";
reg = <0xd9000000 0x20000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0xd9000000 0x20000>;
};
};
}; /* end of / */