From: Scott Shu <scott.shu@mediatek.com> To: <yingjoe.chen@mediatek.com> Cc: <srv_wsdupstream@mediatek.com>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <robh+dt@kernel.org>, <matthias.bgg@gmail.com>, <linux@arm.linux.org.uk>, <rchintakuntla@cavium.com>, Scott Shu <scott.shu@mediatek.com> Subject: [PATCH 6/6] ARM: dts: mt6580: enable basic SMP bringup for mt6580 Date: Thu, 18 Jun 2015 11:35:24 +0800 [thread overview] Message-ID: <1434598524-43846-7-git-send-email-scott.shu@mediatek.com> (raw) In-Reply-To: <1434598524-43846-1-git-send-email-scott.shu@mediatek.com> Add arch timer node to enable arch-timer support. MT6580 firmware doesn't correctly setup arch-timer frequency and CNTVOFF, add properties to workaround this. This set cpu enable-method to enable SMP. --- arch/arm/boot/dts/mt6580.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm/boot/dts/mt6580.dtsi b/arch/arm/boot/dts/mt6580.dtsi index a974830..a7071b38 100644 --- a/arch/arm/boot/dts/mt6580.dtsi +++ b/arch/arm/boot/dts/mt6580.dtsi @@ -23,26 +23,31 @@ cpus { #address-cells = <1>; #size-cells = <0>; + enable-method = "mediatek,mt6580-smp"; cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x0>; + clock-frequency = <1700000000>; }; cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x1>; + clock-frequency = <1700000000>; }; cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x2>; + clock-frequency = <1700000000>; }; cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x3>; + clock-frequency = <1700000000>; }; }; @@ -72,6 +77,21 @@ }; }; + timer { + compatible = "arm,armv7-timer"; + interrupt-parent = <&gic>; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>; + clock-frequency = <13000000>; + arm,cpu-registers-not-fw-configured; + }; + soc { #address-cells = <1>; #size-cells = <1>; -- 1.8.1.1.dirty
WARNING: multiple messages have this Message-ID (diff)
From: scott.shu@mediatek.com (Scott Shu) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 6/6] ARM: dts: mt6580: enable basic SMP bringup for mt6580 Date: Thu, 18 Jun 2015 11:35:24 +0800 [thread overview] Message-ID: <1434598524-43846-7-git-send-email-scott.shu@mediatek.com> (raw) In-Reply-To: <1434598524-43846-1-git-send-email-scott.shu@mediatek.com> Add arch timer node to enable arch-timer support. MT6580 firmware doesn't correctly setup arch-timer frequency and CNTVOFF, add properties to workaround this. This set cpu enable-method to enable SMP. --- arch/arm/boot/dts/mt6580.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm/boot/dts/mt6580.dtsi b/arch/arm/boot/dts/mt6580.dtsi index a974830..a7071b38 100644 --- a/arch/arm/boot/dts/mt6580.dtsi +++ b/arch/arm/boot/dts/mt6580.dtsi @@ -23,26 +23,31 @@ cpus { #address-cells = <1>; #size-cells = <0>; + enable-method = "mediatek,mt6580-smp"; cpu at 0 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x0>; + clock-frequency = <1700000000>; }; cpu at 1 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x1>; + clock-frequency = <1700000000>; }; cpu at 2 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x2>; + clock-frequency = <1700000000>; }; cpu at 3 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x3>; + clock-frequency = <1700000000>; }; }; @@ -72,6 +77,21 @@ }; }; + timer { + compatible = "arm,armv7-timer"; + interrupt-parent = <&gic>; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | + IRQ_TYPE_LEVEL_LOW)>; + clock-frequency = <13000000>; + arm,cpu-registers-not-fw-configured; + }; + soc { #address-cells = <1>; #size-cells = <1>; -- 1.8.1.1.dirty
next prev parent reply other threads:[~2015-06-18 3:36 UTC|newest] Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <Scott Shu <srv_scott.shu@mediatek.com> [not found] ` <Scott Shu <srv_scott.shu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> 2015-06-18 2:46 ` [PATCH 0/6] This series adds SMP support for the MediaTek MT6580 Scott Shu [not found] ` <1434595587-25466-1-git-send-email-scott.shu-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> 2015-06-18 2:46 ` [PATCH 1/6] Document: bindings: DT: Add SMP enable method for MT6580 SoC platform Scott Shu 2015-06-18 2:46 ` [PATCH 2/6] soc: Mediatek: Add SCPSYS CPU power domain driver Scott Shu 2015-06-18 2:46 ` [PATCH 3/6] ARM: mediatek: add smp bringup code for MT6580 Scott Shu 2015-06-18 2:46 ` [PATCH 4/6] ARM: Mediatek: enable GPT6 on boot up to make arch timer working " Scott Shu 2015-06-18 2:46 ` [PATCH 5/6] ARM: dts: mt6580: Add device nodes to the MT6580 dtsi file Scott Shu 2015-06-18 2:46 ` [PATCH 6/6] ARM: dts: mt6580: enable basic SMP bringup for mt6580 Scott Shu 2015-06-18 16:12 ` [PATCH 0/6] This series adds SMP support for the MediaTek MT6580 Matthias Brugger [not found] ` <CABuKBeK-WLFnrOnPYmGR1cTfecHhq+_QyAqQjJpYfuA_MNW1aw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2015-06-24 5:56 ` Scott Shu (舒祖襄) 2015-06-18 3:35 ` Scott Shu 2015-06-18 3:35 ` Scott Shu 2015-06-18 3:35 ` [PATCH 1/6] Document: bindings: DT: Add SMP enable method for MT6580 SoC platform Scott Shu 2015-06-18 3:35 ` Scott Shu 2015-06-18 3:35 ` [PATCH 2/6] soc: Mediatek: Add SCPSYS CPU power domain driver Scott Shu 2015-06-18 3:35 ` Scott Shu 2015-06-18 3:35 ` [PATCH 3/6] ARM: mediatek: add smp bringup code for MT6580 Scott Shu 2015-06-18 3:35 ` Scott Shu 2015-06-18 3:35 ` [PATCH 4/6] ARM: Mediatek: enable GPT6 on boot up to make arch timer working " Scott Shu 2015-06-18 3:35 ` Scott Shu 2015-06-18 3:35 ` [PATCH 5/6] ARM: dts: mt6580: Add device nodes to the MT6580 dtsi file Scott Shu 2015-06-18 3:35 ` Scott Shu 2015-06-18 3:35 ` Scott Shu [this message] 2015-06-18 3:35 ` [PATCH 6/6] ARM: dts: mt6580: enable basic SMP bringup for mt6580 Scott Shu 2015-06-18 18:01 ` [RESEND PATCH 0/6] This series adds SMP support for the MediaTek MT6580 Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` [RESEND PATCH 1/6] Document: bindings: DT: Add SMP enable method for MT6580 SoC platform Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-29 3:03 ` Yingjoe Chen 2015-06-29 3:03 ` Yingjoe Chen 2015-06-29 3:03 ` Yingjoe Chen 2015-07-11 10:38 ` Yingjoe Chen 2015-07-11 10:38 ` Yingjoe Chen 2015-07-11 10:38 ` Yingjoe Chen 2015-07-17 22:04 ` Matthias Brugger 2015-07-17 22:04 ` Matthias Brugger 2015-06-18 18:01 ` [RESEND PATCH 2/6] soc: Mediatek: Add SCPSYS CPU power domain driver Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-23 5:53 ` Sascha Hauer 2015-06-23 5:53 ` Sascha Hauer 2015-06-23 5:53 ` Sascha Hauer 2015-07-03 5:58 ` Scott Shu 2015-07-03 5:58 ` Scott Shu 2015-07-03 5:58 ` Scott Shu 2015-07-24 2:02 ` Scott Shu 2015-07-24 2:02 ` Scott Shu 2015-07-24 2:02 ` Scott Shu 2015-07-24 5:50 ` Sascha Hauer 2015-07-24 5:50 ` Sascha Hauer 2015-07-25 9:13 ` Scott Shu 2015-07-25 9:13 ` Scott Shu 2015-07-25 9:13 ` Scott Shu 2015-07-27 10:22 ` Matthias Brugger 2015-07-27 10:22 ` Matthias Brugger 2015-06-18 18:01 ` [RESEND PATCH 3/6] ARM: mediatek: add smp bringup code for MT6580 Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` [RESEND PATCH 4/6] ARM: Mediatek: enable GPT6 on boot up to make arch timer working " Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` [RESEND PATCH 5/6] ARM: dts: mt6580: Add device nodes to the MT6580 dtsi file Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` [RESEND PATCH 6/6] ARM: dts: mt6580: enable basic SMP bringup for mt6580 Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:01 ` Scott Shu 2015-06-18 18:23 ` [RESEND PATCH 0/6] This series adds SMP support for the MediaTek MT6580 Alexey Klimov 2015-06-18 18:23 ` Alexey Klimov 2015-07-24 12:59 ` Matthias Brugger 2015-07-24 12:59 ` Matthias Brugger 2015-07-24 13:10 ` Scott Shu 2015-07-24 13:10 ` Scott Shu 2015-07-24 13:10 ` Scott Shu
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