From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yingjoe Chen Subject: [PATCH v5 4/5] ARM: dts: mt8135: enable basic SMP bringup for mt8135 Date: Fri, 2 Oct 2015 23:19:40 +0800 Message-ID: <1443799181-50409-5-git-send-email-yingjoe.chen@mediatek.com> References: <1443799181-50409-1-git-send-email-yingjoe.chen@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1443799181-50409-1-git-send-email-yingjoe.chen@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Russell King - ARM Linux , Matthias Brugger Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com, Arnd Bergmann , Stephen Boyd , linux-kernel@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, Sascha Hauer , Olof Johansson , linux-arm-kernel@lists.infradead.org, Yingjoe Chen List-Id: devicetree@vger.kernel.org Add arch timer node to enable arch-timer support. MT8135 firmware doesn't correctly setup arch-timer frequency and CNTVOFF, add properties to workaround this. This also set cpu enable-method to enable SMP. Signed-off-by: Yingjoe Chen --- arch/arm/boot/dts/mt8135.dtsi | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi index 08371db..cb99b02 100644 --- a/arch/arm/boot/dts/mt8135.dtsi +++ b/arch/arm/boot/dts/mt8135.dtsi @@ -46,6 +46,7 @@ cpus { #address-cells = <1>; #size-cells = <0>; + enable-method = "mediatek,mt81xx-tz-smp"; cpu0: cpu@0 { device_type = "cpu"; @@ -72,6 +73,17 @@ }; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + trustzone-bootinfo@80002000 { + compatible = "mediatek,trustzone-bootinfo"; + reg = <0 0x80002000 0 0x1000>; + }; + }; + clocks { #address-cells = <2>; #size-cells = <2>; @@ -97,6 +109,21 @@ }; }; + timer { + compatible = "arm,armv7-timer"; + interrupt-parent = <&gic>; + interrupts = , + , + , + ; + clock-frequency = <13000000>; + arm,cpu-registers-not-fw-configured; + }; + soc { #address-cells = <2>; #size-cells = <2>; -- 1.9.1