From: Geert Uytterhoeven <geert+renesas@glider.be> To: Simon Horman <horms@verge.net.au>, Magnus Damm <magnus.damm@gmail.com> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>, linux-renesas-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, Geert Uytterhoeven <geert+renesas@glider.be> Subject: [PATCH v4 01/12] ARM: dts: r8a7779: Add SYSC PM Domains Date: Thu, 7 Apr 2016 14:20:24 +0200 [thread overview] Message-ID: <1460031635-13452-2-git-send-email-geert+renesas@glider.be> (raw) In-Reply-To: <1460031635-13452-1-git-send-email-geert+renesas@glider.be> Add a device node for the System Controller, and hook it up to the CPG/MSTP Clock Domain. Hook up ARM CPU cores 1-3 to their respective PM Domains. Note that ARM CPU core 0 cannot be shut off. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- v4: - Add power-domains property to the sysc node, to refer to the SoC's Clock Domain, v3: - Drop power area hiearchy from DT, - Switch to "#power-domain-cells = <1>", v2: - Correct sysc "reg" property (#address/size-cells = 1, not 2), - Change one-line summary prefix to match current arm-soc practices, - Update compatible values. --- arch/arm/boot/dts/r8a7779.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi index 5c1d48d712a18652..2679ab4629d5c2b2 100644 --- a/arch/arm/boot/dts/r8a7779.dtsi +++ b/arch/arm/boot/dts/r8a7779.dtsi @@ -14,6 +14,7 @@ #include <dt-bindings/clock/r8a7779-clock.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/power/r8a7779-sysc.h> / { compatible = "renesas,r8a7779"; @@ -34,18 +35,21 @@ compatible = "arm,cortex-a9"; reg = <1>; clock-frequency = <1000000000>; + power-domains = <&sysc R8A7779_PD_ARM1>; }; cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <2>; clock-frequency = <1000000000>; + power-domains = <&sysc R8A7779_PD_ARM2>; }; cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <3>; clock-frequency = <1000000000>; + power-domains = <&sysc R8A7779_PD_ARM3>; }; }; @@ -586,4 +590,11 @@ "mmc1", "mmc0"; }; }; + + sysc: system-controller@ffd85000 { + compatible = "renesas,r8a7779-sysc"; + reg = <0xffd85000 0x0200>; + power-domains = <&cpg_clocks>; + #power-domain-cells = <1>; + }; }; -- 1.9.1
WARNING: multiple messages have this Message-ID (diff)
From: geert+renesas@glider.be (Geert Uytterhoeven) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 01/12] ARM: dts: r8a7779: Add SYSC PM Domains Date: Thu, 7 Apr 2016 14:20:24 +0200 [thread overview] Message-ID: <1460031635-13452-2-git-send-email-geert+renesas@glider.be> (raw) In-Reply-To: <1460031635-13452-1-git-send-email-geert+renesas@glider.be> Add a device node for the System Controller, and hook it up to the CPG/MSTP Clock Domain. Hook up ARM CPU cores 1-3 to their respective PM Domains. Note that ARM CPU core 0 cannot be shut off. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- v4: - Add power-domains property to the sysc node, to refer to the SoC's Clock Domain, v3: - Drop power area hiearchy from DT, - Switch to "#power-domain-cells = <1>", v2: - Correct sysc "reg" property (#address/size-cells = 1, not 2), - Change one-line summary prefix to match current arm-soc practices, - Update compatible values. --- arch/arm/boot/dts/r8a7779.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi index 5c1d48d712a18652..2679ab4629d5c2b2 100644 --- a/arch/arm/boot/dts/r8a7779.dtsi +++ b/arch/arm/boot/dts/r8a7779.dtsi @@ -14,6 +14,7 @@ #include <dt-bindings/clock/r8a7779-clock.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/power/r8a7779-sysc.h> / { compatible = "renesas,r8a7779"; @@ -34,18 +35,21 @@ compatible = "arm,cortex-a9"; reg = <1>; clock-frequency = <1000000000>; + power-domains = <&sysc R8A7779_PD_ARM1>; }; cpu at 2 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <2>; clock-frequency = <1000000000>; + power-domains = <&sysc R8A7779_PD_ARM2>; }; cpu at 3 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <3>; clock-frequency = <1000000000>; + power-domains = <&sysc R8A7779_PD_ARM3>; }; }; @@ -586,4 +590,11 @@ "mmc1", "mmc0"; }; }; + + sysc: system-controller at ffd85000 { + compatible = "renesas,r8a7779-sysc"; + reg = <0xffd85000 0x0200>; + power-domains = <&cpg_clocks>; + #power-domain-cells = <1>; + }; }; -- 1.9.1
next prev parent reply other threads:[~2016-04-07 12:20 UTC|newest] Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-04-07 12:20 [PATCH v4 00/12] ARM/arm64: dts: rcar: Add SYSC PM domains Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven [this message] 2016-04-07 12:20 ` [PATCH v4 01/12] ARM: dts: r8a7779: Add SYSC PM Domains Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 02/12] ARM: dts: r8a7790: " Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 03/12] ARM: dts: r8a7791: " Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 04/12] ARM: dts: r8a7793: " Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 05/12] ARM: dts: r8a7794: " Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 06/12] arm64: dts: r8a7795: " Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 07/12] ARM: dts: r8a7779: Use SYSC "always-on" PM Domain Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 09/12] ARM: dts: r8a7791: " Geert Uytterhoeven [not found] ` <1460031635-13452-1-git-send-email-geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org> 2016-04-07 12:20 ` [PATCH v4 08/12] ARM: dts: r8a7790: " Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 10/12] ARM: dts: r8a7793: " Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 11/12] ARM: dts: r8a7794: " Geert Uytterhoeven 2016-04-07 12:20 ` Geert Uytterhoeven 2016-04-07 12:20 ` [PATCH v4 12/12] arm64: dts: r8a7795: " Geert Uytterhoeven 2016-04-09 20:00 ` [PATCH v4 00/12] ARM/arm64: dts: rcar: Add SYSC PM domains Laurent Pinchart 2016-04-09 20:00 ` Laurent Pinchart
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