diff options
| author |   Martin Blumenstingl <martin.blumenstingl@googlemail.com> | 2017-07-12 00:26:55 +0200 |
|---|---|---|
| committer |   Kevin Hilman <khilman@baylibre.com> | 2017-07-28 09:47:27 -0700 |
| commit | 40b5c4f30c7f93c63836521d5be4e66eeb864539 (patch) | |
| tree | 209918b0c913d9ae6f1b1eb0821a9e2dd4b16bc0 /arch/arm/boot/dts/meson.dtsi | |
| parent | ARM: dts: meson8b: use the existing wdt node to override the compatible (diff) | |
| download | linux-dev-40b5c4f30c7f93c63836521d5be4e66eeb864539.tar.xz linux-dev-40b5c4f30c7f93c63836521d5be4e66eeb864539.zip | |
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>
Diffstat (limited to 'arch/arm/boot/dts/meson.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/meson.dtsi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/meson.dtsi b/arch/arm/boot/dts/meson.dtsi index 4c27ca083afb..7e136991a4b9 100644 --- a/arch/arm/boot/dts/meson.dtsi +++ b/arch/arm/boot/dts/meson.dtsi @@ -244,5 +244,13 @@ 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 / */ |