Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752940AbbFVPqP (ORCPT ); Mon, 22 Jun 2015 11:46:15 -0400 Received: from mail-wg0-f41.google.com ([74.125.82.41]:32863 "EHLO mail-wg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754087AbbFVPoG (ORCPT ); Mon, 22 Jun 2015 11:44:06 -0400 From: Lee Jones To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: kernel@stlinux.com, rjw@rjwysocki.net, viresh.kumar@linaro.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, ajitpal.singh@st.com, Lee Jones Subject: [PATCH 1/8] ARM: STi: STiH407: Provide generic (safe) DVFS configuration Date: Mon, 22 Jun 2015 16:43:50 +0100 Message-Id: <1434987837-24212-2-git-send-email-lee.jones@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1434987837-24212-1-git-send-email-lee.jones@linaro.org> References: <1434987837-24212-1-git-send-email-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1265 Lines: 44 You'll notice that the voltage cell is populated with 0's. Voltage information is very platform specific, even depends on 'cut' and 'substrate' versions. Thus it is left blank for a generic (safe) implementation. If other nodes/properties are provided by the bootloader, the ST CPUFreq driver will over-ride these generic values. Signed-off-by: Lee Jones --- arch/arm/boot/dts/stih407-family.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi index be201aa..2680ac7 100644 --- a/arch/arm/boot/dts/stih407-family.dtsi +++ b/arch/arm/boot/dts/stih407-family.dtsi @@ -22,11 +22,21 @@ device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <0>; + /* kHz uV */ + operating-points = <1500000 0 + 1200000 0 + 800000 0 + 500000 0>; }; cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a9"; reg = <1>; + /* kHz uV */ + operating-points = <1500000 0 + 1200000 0 + 800000 0 + 500000 0>; }; }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/