Message ID | 20170711222655.15859-1-martin.blumenstingl@googlemail.com (mailing list archive) |
---|---|
State | Accepted |
Headers | show |
Martin Blumenstingl <martin.blumenstingl@googlemail.com> writes: > 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> Applied to v4.14/dt, Thanks, Kevin
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 / */
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> --- arch/arm/boot/dts/meson.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+)