GitHub-Mirror/u-boot
2
0
Fork 0
mirror of https://github.com/Fishwaldo/u-boot.git synced 2025-03-21 06:31:31 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

riscv: dts: Support four cores SMP

Browse source 
Add CPU2 and CPU3 information in cpus node
to support four cores SMP booting.

Signed-off-by: Rick Chen <rick@andestech.com>
Cc: KC Lin <kclin@andestech.com>
Cc: Alan Kao <alankao@andestech.com>
This commit is contained in:
Rick Chen 2019-11-14 13:52:28 +08:00 • committed by Andes
parent 444c46413f
commit f05b6569a9
2 changed files with 108 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

57
arch/riscv/dts/ae350_32.dts
View file

@ -62,6 +62,48 @@
compatible = "riscv,cpu-intc";
};
};
CPU2: cpu@2 {
device_type = "cpu";
reg = <2>;
status = "okay";
compatible = "riscv";
riscv,isa = "rv32imafdc";
riscv,priv-major = <1>;
riscv,priv-minor = <10>;
mmu-type = "riscv,sv32";
clock-frequency = <60000000>;
i-cache-size = <0x8000>;
i-cache-line-size = <32>;
d-cache-size = <0x8000>;
d-cache-line-size = <32>;
next-level-cache = <&L2>;
CPU2_intc: interrupt-controller {
#interrupt-cells = <1>;
interrupt-controller;
compatible = "riscv,cpu-intc";
};
};
CPU3: cpu@3 {
device_type = "cpu";
reg = <3>;
status = "okay";
compatible = "riscv";
riscv,isa = "rv32imafdc";
riscv,priv-major = <1>;
riscv,priv-minor = <10>;
mmu-type = "riscv,sv32";
clock-frequency = <60000000>;
i-cache-size = <0x8000>;
i-cache-line-size = <32>;
d-cache-size = <0x8000>;
d-cache-line-size = <32>;
next-level-cache = <&L2>;
CPU3_intc: interrupt-controller {
#interrupt-cells = <1>;
interrupt-controller;
compatible = "riscv,cpu-intc";
};
};
};
L2: l2-cache@e0500000 {
@ -94,7 +136,10 @@
interrupt-controller;
reg = <0xe4000000 0x2000000>;
riscv,ndev=<71>;
interrupts-extended = <&CPU0_intc 11 &CPU0_intc 9 &CPU1_intc 11 &CPU1_intc 9>;
interrupts-extended = <&CPU0_intc 11 &CPU0_intc 9
&CPU1_intc 11 &CPU1_intc 9
&CPU2_intc 11 &CPU2_intc 9
&CPU3_intc 11 &CPU3_intc 9>;
};
plic1: interrupt-controller@e6400000 {
@ -104,12 +149,18 @@
interrupt-controller;
reg = <0xe6400000 0x400000>;
riscv,ndev=<2>;
interrupts-extended = <&CPU0_intc 3 &CPU1_intc 3>;
interrupts-extended = <&CPU0_intc 3
&CPU1_intc 3
&CPU2_intc 3
&CPU3_intc 3>;
};
plmt0@e6000000 {
compatible = "riscv,plmt0";
interrupts-extended = <&CPU0_intc 7 &CPU1_intc 7>;
interrupts-extended = <&CPU0_intc 7
&CPU1_intc 7
&CPU2_intc 7
&CPU3_intc 7>;
reg = <0xe6000000 0x100000>;
};
};

57
arch/riscv/dts/ae350_64.dts
View file

@ -62,6 +62,48 @@
compatible = "riscv,cpu-intc";
};
};
CPU2: cpu@2 {
device_type = "cpu";
reg = <2>;
status = "okay";
compatible = "riscv";
riscv,isa = "rv64imafdc";
riscv,priv-major = <1>;
riscv,priv-minor = <10>;
mmu-type = "riscv,sv39";
clock-frequency = <60000000>;
i-cache-size = <0x8000>;
i-cache-line-size = <32>;
d-cache-size = <0x8000>;
d-cache-line-size = <32>;
next-level-cache = <&L2>;
CPU2_intc: interrupt-controller {
#interrupt-cells = <1>;
interrupt-controller;
compatible = "riscv,cpu-intc";
};
};
CPU3: cpu@3 {
device_type = "cpu";
reg = <3>;
status = "okay";
compatible = "riscv";
riscv,isa = "rv64imafdc";
riscv,priv-major = <1>;
riscv,priv-minor = <10>;
mmu-type = "riscv,sv39";
clock-frequency = <60000000>;
i-cache-size = <0x8000>;
i-cache-line-size = <32>;
d-cache-size = <0x8000>;
d-cache-line-size = <32>;
next-level-cache = <&L2>;
CPU3_intc: interrupt-controller {
#interrupt-cells = <1>;
interrupt-controller;
compatible = "riscv,cpu-intc";
};
};
};
L2: l2-cache@e0500000 {
@ -94,7 +136,10 @@
interrupt-controller;
reg = <0x0 0xe4000000 0x0 0x2000000>;
riscv,ndev=<71>;
interrupts-extended = <&CPU0_intc 11 &CPU0_intc 9 &CPU1_intc 11 &CPU1_intc 9>;
interrupts-extended = <&CPU0_intc 11 &CPU0_intc 9
&CPU1_intc 11 &CPU1_intc 9
&CPU2_intc 11 &CPU2_intc 9
&CPU3_intc 11 &CPU3_intc 9>;
};
plic1: interrupt-controller@e6400000 {
@ -104,12 +149,18 @@
interrupt-controller;
reg = <0x0 0xe6400000 0x0 0x400000>;
riscv,ndev=<2>;
interrupts-extended = <&CPU0_intc 3 &CPU1_intc 3>;
interrupts-extended = <&CPU0_intc 3
&CPU1_intc 3
&CPU2_intc 3
&CPU3_intc 3>;
};
plmt0@e6000000 {
compatible = "riscv,plmt0";
interrupts-extended = <&CPU0_intc 7 &CPU1_intc 7>;
interrupts-extended = <&CPU0_intc 7
&CPU1_intc 7
&CPU2_intc 7
&CPU3_intc 7>;
reg = <0x0 0xe6000000 0x0 0x100000>;
};
};