From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: [PATCH/RFC 11/15] ARM: shmobile: r8a7779 dtsi: Add SYSC PM domains Date: Thu, 4 Jun 2015 20:53:37 +0200 Message-ID: <1433444021-22167-12-git-send-email-geert+renesas@glider.be> References: <1433444021-22167-1-git-send-email-geert+renesas@glider.be> Return-path: In-Reply-To: <1433444021-22167-1-git-send-email-geert+renesas@glider.be> Sender: linux-kernel-owner@vger.kernel.org To: Simon Horman , Magnus Damm , "Rafael J. Wysocki" , Kevin Hilman , Ulf Hansson , Lina Iyer , Mark Rutland , Pawel Moll Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-sh@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven List-Id: devicetree@vger.kernel.org Add a device node for the System Controller, with subnodes that represent the hardware power area hierarchy. 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 --- arch/arm/boot/dts/r8a7779.dtsi | 48 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi index d75f46a539749eae..fbcf02c09fa5b57c 100644 --- a/arch/arm/boot/dts/r8a7779.dtsi +++ b/arch/arm/boot/dts/r8a7779.dtsi @@ -34,18 +34,21 @@ compatible = "arm,cortex-a9"; reg = <1>; clock-frequency = <1000000000>; + power-domains = <&pd_arm1>; }; cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <2>; clock-frequency = <1000000000>; + power-domains = <&pd_arm2>; }; cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <3>; clock-frequency = <1000000000>; + power-domains = <&pd_arm3>; }; }; @@ -569,4 +572,49 @@ "mmc1", "mmc0"; }; }; + + sysc: system-controller@ffd85000 { + compatible = "renesas,sysc-r8a7779", "renesas,sysc-rcar"; + reg = <0 0xffd85000 0 0x0200>; + + pm-domains { + #address-cells = <2>; + #size-cells = <0>; + + pd_arm1: cpu@1 { + reg = <1 0x41>; + #power-domain-cells = <0>; + }; + + pd_arm2: cpu@2 { + reg = <2 0x42>; + #power-domain-cells = <0>; + }; + + pd_arm3: cpu@3 { + reg = <3 0x43>; + #power-domain-cells = <0>; + }; + + pd_sh: sh@16 { + reg = <16 0x80>; + #power-domain-cells = <0>; + }; + + pd_sgx: sgx@20 { + reg = <20 0xc0>; + #power-domain-cells = <0>; + }; + + pd_vdp: vdp@21 { + reg = <21 0x100>; + #power-domain-cells = <0>; + }; + + pd_imp: imp@24 { + reg = <24 0x140>; + #power-domain-cells = <0>; + }; + }; + }; }; -- 1.9.1