Messages in this thread Patch in this message | | | From | Alex Bee <> | Subject | [PATCH 18/31] ARM: dts: rockchip: Enable SMP bringup for RK312x | Date | Tue, 29 Aug 2023 19:16:34 +0200 |
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For bringup of the non-boot cpu cores the enable-method for RK3036 can be re-used.
This adds a (small) chunk of SRAM for execution of the SMP trampoline code and the respective enable-method property to the cpus.
Signed-off-by: Alex Bee <knaerzche@gmail.com> --- arch/arm/boot/dts/rockchip/rk312x.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm/boot/dts/rockchip/rk312x.dtsi b/arch/arm/boot/dts/rockchip/rk312x.dtsi index b195ac525c37..08b953b005ff 100644 --- a/arch/arm/boot/dts/rockchip/rk312x.dtsi +++ b/arch/arm/boot/dts/rockchip/rk312x.dtsi @@ -27,6 +27,7 @@ arm-pmu { cpus { #address-cells = <1>; #size-cells = <0>; + enable-method = "rockchip,rk3036-smp"; cpu0: cpu@f00 { device_type = "cpu"; @@ -87,6 +88,11 @@ imem: sram@10080000 { #address-cells = <1>; #size-cells = <1>; ranges = <0 0x10080000 0x2000>; + + smp-sram@0 { + compatible = "rockchip,rk3066-smp-sram"; + reg = <0x00 0x10>; + }; }; pmu: syscon@100a0000 { -- 2.42.0
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