* [PATCH] ARM64: dts: mt6795: enable basic SMP bringup for MT6795
@ 2015-08-04 2:47 Scott Shu
2015-08-05 17:24 ` Matthias Brugger
0 siblings, 1 reply; 2+ messages in thread
From: Scott Shu @ 2015-08-04 2:47 UTC (permalink / raw)
To: linux-arm-kernel
This patch adds support SMP on MediaTek MT6795 Cortex-A53 Octa-core SoC.
The patch is based on v4.2-rc1 and following patch series:
(1) Mars Cheng's "Add mt6795 basic chip support" [1]
[1] https://lkml.org/lkml/2015/7/14/63
Signed-off-by: Scott Shu <scott.shu@mediatek.com>
---
arch/arm64/boot/dts/mediatek/mt6795.dtsi | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
index da200e7..c85659d 100644
--- a/arch/arm64/boot/dts/mediatek/mt6795.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
@@ -20,6 +20,11 @@
#address-cells = <2>;
#size-cells = <2>;
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
@@ -27,48 +32,56 @@
cpu0: cpu at 0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x000>;
};
cpu1: cpu at 1 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x001>;
};
cpu2: cpu at 2 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x002>;
};
cpu3: cpu at 3 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x003>;
};
cpu4: cpu at 100 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x100>;
};
cpu5: cpu at 101 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x101>;
};
cpu6: cpu at 102 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x102>;
};
cpu7: cpu at 103 {
device_type = "cpu";
compatible = "arm,cortex-a53";
+ enable-method = "psci";
reg = <0x103>;
};
};
--
1.7.9.5
^ permalink raw reply related [flat|nested] 2+ messages in thread* [PATCH] ARM64: dts: mt6795: enable basic SMP bringup for MT6795
2015-08-04 2:47 [PATCH] ARM64: dts: mt6795: enable basic SMP bringup for MT6795 Scott Shu
@ 2015-08-05 17:24 ` Matthias Brugger
0 siblings, 0 replies; 2+ messages in thread
From: Matthias Brugger @ 2015-08-05 17:24 UTC (permalink / raw)
To: linux-arm-kernel
On Tuesday, August 04, 2015 10:47:37 AM Scott Shu wrote:
> This patch adds support SMP on MediaTek MT6795 Cortex-A53 Octa-core SoC.
applied to v4.2-next/arm64-2
>
> The patch is based on v4.2-rc1 and following patch series:
> (1) Mars Cheng's "Add mt6795 basic chip support" [1]
>
> [1] https://lkml.org/lkml/2015/7/14/63
Please this extra information below the "---" as this should not show up in
the commit message.
Thanks,
Matthias
>
> Signed-off-by: Scott Shu <scott.shu@mediatek.com>
> ---
> arch/arm64/boot/dts/mediatek/mt6795.dtsi | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi
> b/arch/arm64/boot/dts/mediatek/mt6795.dtsi index da200e7..c85659d 100644
> --- a/arch/arm64/boot/dts/mediatek/mt6795.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
> @@ -20,6 +20,11 @@
> #address-cells = <2>;
> #size-cells = <2>;
>
> + psci {
> + compatible = "arm,psci-0.2";
> + method = "smc";
> + };
> +
> cpus {
> #address-cells = <1>;
> #size-cells = <0>;
> @@ -27,48 +32,56 @@
> cpu0: cpu at 0 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x000>;
> };
>
> cpu1: cpu at 1 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x001>;
> };
>
> cpu2: cpu at 2 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x002>;
> };
>
> cpu3: cpu at 3 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x003>;
> };
>
> cpu4: cpu at 100 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x100>;
> };
>
> cpu5: cpu at 101 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x101>;
> };
>
> cpu6: cpu at 102 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x102>;
> };
>
> cpu7: cpu at 103 {
> device_type = "cpu";
> compatible = "arm,cortex-a53";
> + enable-method = "psci";
> reg = <0x103>;
> };
> };
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