From patchwork Mon Jul 14 13:38:36 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Abraham X-Patchwork-Id: 4546431 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id CF8DA9F1D6 for ; Mon, 14 Jul 2014 13:41:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id ADDF12010F for ; Mon, 14 Jul 2014 13:41:53 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9E8132012D for ; Mon, 14 Jul 2014 13:41:52 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1X6gU0-0002Gz-Pz; Mon, 14 Jul 2014 13:39:56 +0000 Received: from mail-pd0-x22e.google.com ([2607:f8b0:400e:c02::22e]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1X6gTh-0001oF-5C for linux-arm-kernel@lists.infradead.org; Mon, 14 Jul 2014 13:39:38 +0000 Received: by mail-pd0-f174.google.com with SMTP id fp1so1871611pdb.5 for ; Mon, 14 Jul 2014 06:39:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=05ZodQLVOnySNU3Z+aT5XEVUh39cGoGECJemBfx8ju8=; b=lZRrXM5/8+pwn4O9eSWm16PsqsKnZ8PMtulSVDu/6e16kPHeaEYcmDr56cR5nujPLX gYK75SFSwaFpX92j3F1O5upUZEcWuCUIWMum6lKF7JS2DTZq77OAEEjwJqf6ThCErQ6D GrVgHabryxzEaowM0pdzYc9K525EFv6Ja0bqmodKAexFYfEIc3IJp8FoE4Y0ywbJoexD ivpLqyNa7WzpeBQHfsmKT5od6m0CrYAVuQIRLVgoZvEaeJK8/9yx+7L6Pm93soeSFjdV CwlXZ+kCSTCLeTBcYAZrxZ+stBKeUddwpvc03n++Auy31ZFJkavjfbkliM/7qwdz28dg Y0Cw== X-Received: by 10.70.102.231 with SMTP id fr7mr3219456pdb.113.1405345157172; Mon, 14 Jul 2014 06:39:17 -0700 (PDT) Received: from user-ubuntu.sisodomain.com ([14.140.216.146]) by mx.google.com with ESMTPSA id eh4sm10896474pbc.79.2014.07.14.06.39.11 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 14 Jul 2014 06:39:15 -0700 (PDT) From: Thomas Abraham To: linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v7 4/6] ARM: dts: Exynos: add cpu nodes, opp and cpu clock configuration data Date: Mon, 14 Jul 2014 19:08:36 +0530 Message-Id: <1405345118-4269-5-git-send-email-thomas.ab@samsung.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1405345118-4269-1-git-send-email-thomas.ab@samsung.com> References: <1405345118-4269-1-git-send-email-thomas.ab@samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140714_063937_256427_85FF892A X-CRM114-Status: GOOD ( 10.83 ) X-Spam-Score: -0.7 (/) Cc: l.majewski@samsung.com, kgene.kim@samsung.com, mturquette@linaro.org, heiko@sntech.de, viresh.kumar@linaro.org, t.figa@samsung.com, cw00.choi@samsung.com, linux-samsung-soc@vger.kernel.org, thomas.ab@samsung.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=no version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Thomas Abraham For Exynos 4210/5250/5420 based platforms, add CPU nodes, operating points and cpu clock data for migrating from Exynos specific cpufreq driver to using generic cpufreq drivers. Cc: Kukjin Kim Signed-off-by: Thomas Abraham Reviewed-by: Amit Daniel Kachhap Tested-by: Arjun K.V --- arch/arm/boot/dts/exynos4210-origen.dts | 6 ++++ arch/arm/boot/dts/exynos4210-trats.dts | 6 ++++ arch/arm/boot/dts/exynos4210-universal_c210.dts | 6 ++++ arch/arm/boot/dts/exynos4210.dtsi | 27 ++++++++++++++++ arch/arm/boot/dts/exynos5250-arndale.dts | 6 ++++ arch/arm/boot/dts/exynos5250-cros-common.dtsi | 6 ++++ arch/arm/boot/dts/exynos5250-smdk5250.dts | 6 ++++ arch/arm/boot/dts/exynos5250.dtsi | 23 ++++++++++++++ arch/arm/boot/dts/exynos5420-smdk5420.dts | 6 ++++ arch/arm/boot/dts/exynos5420.dtsi | 38 +++++++++++++++++++++++ 10 files changed, 130 insertions(+) diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts index f767c42..49a97fc 100644 --- a/arch/arm/boot/dts/exynos4210-origen.dts +++ b/arch/arm/boot/dts/exynos4210-origen.dts @@ -33,6 +33,12 @@ bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc"; }; + cpus { + cpu@0 { + cpu0-supply = <&buck1_reg>; + }; + }; + regulators { compatible = "simple-bus"; #address-cells = <1>; diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts index f516da9..fe32b6a 100644 --- a/arch/arm/boot/dts/exynos4210-trats.dts +++ b/arch/arm/boot/dts/exynos4210-trats.dts @@ -30,6 +30,12 @@ bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5"; }; + cpus { + cpu: cpu@0 { + cpu0-supply = <&varm_breg>; + }; + }; + regulators { compatible = "simple-bus"; diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts index d50eb3a..8ab12d6 100644 --- a/arch/arm/boot/dts/exynos4210-universal_c210.dts +++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts @@ -28,6 +28,12 @@ bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1"; }; + cpus { + cpu: cpu@0 { + cpu0-supply = <&vdd_arm_reg>; + }; + }; + sysram@02020000 { smp-sysram@0 { status = "disabled"; diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi index ee3001f..c3a73bf 100644 --- a/arch/arm/boot/dts/exynos4210.dtsi +++ b/arch/arm/boot/dts/exynos4210.dtsi @@ -31,6 +31,33 @@ pinctrl2 = &pinctrl_2; }; + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0>; + clocks = <&clock CLK_ARM_CLK>; + clock-names = "cpu"; + + operating-points = < + 1200000 1250000 + 1000000 1150000 + 800000 1075000 + 500000 975000 + 400000 975000 + 200000 950000 + >; + }; + + cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <1>; + }; + }; + sysram@02020000 { compatible = "mmio-sram"; reg = <0x02020000 0x20000>; diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index d0de1f5..d9b803b 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -26,6 +26,12 @@ bootargs = "console=ttySAC2,115200"; }; + cpus { + cpu@0 { + cpu0-supply = <&buck2_reg>; + }; + }; + rtc@101E0000 { status = "okay"; }; diff --git a/arch/arm/boot/dts/exynos5250-cros-common.dtsi b/arch/arm/boot/dts/exynos5250-cros-common.dtsi index 89ac90f..34bb31c 100644 --- a/arch/arm/boot/dts/exynos5250-cros-common.dtsi +++ b/arch/arm/boot/dts/exynos5250-cros-common.dtsi @@ -19,6 +19,12 @@ chosen { }; + cpus { + cpu@0 { + cpu0-supply = <&buck2_reg>; + }; + }; + pinctrl@11400000 { /* * Disabled pullups since external part has its own pullups and diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index a794a70..3632f7a 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -27,6 +27,12 @@ bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc"; }; + cpus { + cpu@0 { + cpu0-supply = <&buck2_reg>; + }; + }; + rtc@101E0000 { status = "okay"; }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 834fb5a..66b0f98 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -63,6 +63,29 @@ compatible = "arm,cortex-a15"; reg = <0>; clock-frequency = <1700000000>; + + clocks = <&clock CLK_ARM_CLK>; + clock-names = "cpu"; + + operating-points = < + 1700000 1300000 + 1600000 1250000 + 1500000 1225000 + 1400000 1200000 + 1300000 1150000 + 1200000 1125000 + 1100000 1100000 + 1000000 1075000 + 900000 1050000 + 800000 1025000 + 700000 1012500 + 600000 1000000 + 500000 975000 + 400000 950000 + 300000 937500 + 200000 925000 + >; + clock-latency = <200000>; }; cpu@1 { device_type = "cpu"; diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts index 6052aa9..084e587 100644 --- a/arch/arm/boot/dts/exynos5420-smdk5420.dts +++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts @@ -24,6 +24,12 @@ bootargs = "console=ttySAC2,115200 init=/linuxrc"; }; + cpus { + cpu@4 { + cpu0-supply = <&buck6_reg>; + }; + }; + fixed-rate-clocks { oscclk { compatible = "samsung,exynos5420-oscclk"; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index 1595722..6bec2e3 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -59,8 +59,26 @@ device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x0>; + clocks = <&clock CLK_ARM_CLK>; + clock-names = "cpu-cluster.0"; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; + + operating-points = < + 1800000 1250000 + 1700000 1212500 + 1600000 1175000 + 1500000 1137500 + 1400000 1112500 + 1300000 1062500 + 1200000 1037500 + 1100000 1012500 + 1000000 987500 + 900000 962500 + 800000 937500 + 700000 912500 + >; }; cpu1: cpu@1 { @@ -69,6 +87,7 @@ reg = <0x1>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; }; cpu2: cpu@2 { @@ -77,6 +96,7 @@ reg = <0x2>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; }; cpu3: cpu@3 { @@ -85,14 +105,29 @@ reg = <0x3>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; }; cpu4: cpu@100 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x100>; + clocks = <&clock CLK_KFC_CLK>; + clock-names = "cpu-cluster.1"; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; + + operating-points = < + 1300000 1275000 + 1200000 1212500 + 1100000 1162500 + 1000000 1112500 + 900000 1062500 + 800000 1025000 + 700000 975000 + 600000 937500 + >; }; cpu5: cpu@101 { @@ -101,6 +136,7 @@ reg = <0x101>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; }; cpu6: cpu@102 { @@ -109,6 +145,7 @@ reg = <0x102>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; }; cpu7: cpu@103 { @@ -117,6 +154,7 @@ reg = <0x103>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; }; };