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| author | Usama Arif <usama.arif@arm.com> | 2019-09-19 11:07:24 +0100 |
|---|---|---|
| committer | Usama Arif <usama.arif@arm.com> | 2019-09-23 17:08:05 +0100 |
| commit | ec885bacb247e9a88c0e21406bdf42821eb340c7 (patch) | |
| tree | 3fd86aacaaeb714a88a38a03549b3533ac9d5497 /fdts | |
| parent | e231f3a5f46f3897368521e0b61fec8cad91b35e (diff) | |
| download | platform_external_arm-trusted-firmware-ec885bacb247e9a88c0e21406bdf42821eb340c7.tar.gz platform_external_arm-trusted-firmware-ec885bacb247e9a88c0e21406bdf42821eb340c7.tar.bz2 platform_external_arm-trusted-firmware-ec885bacb247e9a88c0e21406bdf42821eb340c7.zip | |
a5ds: add multicore support
Enable cores 1-3 using psci. On receiving the smc call from kernel,
core 0 will bring the secondary cores out pen and signal an event for
the cores. Currently on switching the cores is enabled i.e. it is not
possible to suspend, switch cores off, etc.
Change-Id: I6087e1d2ec650e1d587fd543efc1b08cbb50ae5f
Signed-off-by: Usama Arif <usama.arif@arm.com>
Diffstat (limited to 'fdts')
| -rw-r--r-- | fdts/a5ds.dts | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/fdts/a5ds.dts b/fdts/a5ds.dts index 8bc4adf8a..91212e8a0 100644 --- a/fdts/a5ds.dts +++ b/fdts/a5ds.dts @@ -12,14 +12,40 @@ interrupt-parent = <&gic>; #address-cells = <1>; #size-cells = <1>; + + psci { + compatible = "arm,psci-1.0", "arm,psci-0.2", "arm,psci"; + method = "smc"; + cpu_on = <0x84000003>; + }; + cpus { #address-cells = <1>; #size-cells = <0>; cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a5"; + enable-method = "psci"; reg = <0>; }; + cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a5"; + enable-method = "psci"; + reg = <1>; + }; + cpu@2 { + device_type = "cpu"; + compatible = "arm,cortex-a5"; + enable-method = "psci"; + reg = <2>; + }; + cpu@3 { + device_type = "cpu"; + compatible = "arm,cortex-a5"; + enable-method = "psci"; + reg = <3>; + }; }; memory@80000000 { |