From: scott.branden@broadcom•com (Scott Branden)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2 1/1] arm64: dts: NS2 secondary core enablement via PSCI
Date: Wed, 20 Apr 2016 12:05:14 -0700 [thread overview]
Message-ID: <5717D2EA.4030900@broadcom.com> (raw)
In-Reply-To: <1461174002-18178-1-git-send-email-luke.starrett@broadcom.com>
Looks good while we are using PSCI-1.0
Acked-by: Scott Branden <scott.branden@broadcom•com>
On 16-04-20 10:40 AM, Luke Starrett wrote:
> Declare PSCI-1.0 node and enable CPU_ON method via PSCI. Spin-table
> memreserve has been removed as well as syscon based reset, as PSCI-1.0
> expects reset implementation in firmware.
>
> Signed-off-by: Luke Starrett <luke.starrett@broadcom•com>
> ---
>
> Changes from v1:
> - No code changes, adding missing reviewers to CC list
>
> arch/arm64/boot/dts/broadcom/ns2.dtsi | 31 +++++++++----------------------
> 1 file changed, 9 insertions(+), 22 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi
> index 123cd9c..ec68ec1 100644
> --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi
> +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi
> @@ -33,8 +33,6 @@
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/clock/bcm-ns2.h>
>
> -/memreserve/ 0x84b00000 0x00000008;
> -
> / {
> compatible = "brcm,ns2";
> interrupt-parent = <&gic>;
> @@ -49,8 +47,7 @@
> device_type = "cpu";
> compatible = "arm,cortex-a57", "arm,armv8";
> reg = <0 0>;
> - enable-method = "spin-table";
> - cpu-release-addr = <0 0x84b00000>;
> + enable-method = "psci";
> next-level-cache = <&CLUSTER0_L2>;
> };
>
> @@ -58,8 +55,7 @@
> device_type = "cpu";
> compatible = "arm,cortex-a57", "arm,armv8";
> reg = <0 1>;
> - enable-method = "spin-table";
> - cpu-release-addr = <0 0x84b00000>;
> + enable-method = "psci";
> next-level-cache = <&CLUSTER0_L2>;
> };
>
> @@ -67,8 +63,7 @@
> device_type = "cpu";
> compatible = "arm,cortex-a57", "arm,armv8";
> reg = <0 2>;
> - enable-method = "spin-table";
> - cpu-release-addr = <0 0x84b00000>;
> + enable-method = "psci";
> next-level-cache = <&CLUSTER0_L2>;
> };
>
> @@ -76,8 +71,7 @@
> device_type = "cpu";
> compatible = "arm,cortex-a57", "arm,armv8";
> reg = <0 3>;
> - enable-method = "spin-table";
> - cpu-release-addr = <0 0x84b00000>;
> + enable-method = "psci";
> next-level-cache = <&CLUSTER0_L2>;
> };
>
> @@ -86,6 +80,11 @@
> };
> };
>
> + psci {
> + compatible = "arm,psci-1.0";
> + method = "smc";
> + };
> +
> timer {
> compatible = "arm,armv8-timer";
> interrupts = <GIC_PPI 13 (GIC_CPU_MASK_RAW(0xff) |
> @@ -252,18 +251,6 @@
> mmu-masters;
> };
>
> - crmu: crmu at 65024000 {
> - compatible = "syscon";
> - reg = <0x65024000 0x100>;
> - };
> -
> - reboot at 65024000 {
> - compatible ="syscon-reboot";
> - regmap = <&crmu>;
> - offset = <0x90>;
> - mask = <0xfffffffd>;
> - };
> -
> gic: interrupt-controller at 65210000 {
> compatible = "arm,gic-400";
> #interrupt-cells = <3>;
>
next prev parent reply other threads:[~2016-04-20 19:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-20 17:40 [PATCH v2 1/1] arm64: dts: NS2 secondary core enablement via PSCI Luke Starrett
2016-04-20 19:05 ` Scott Branden [this message]
2016-04-22 19:05 ` Florian Fainelli
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