From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Gerlach Subject: [RFC 7/9] ARM: dts: omap4460: Add opp-modifier entry and add higher OPPs Date: Fri, 14 Mar 2014 14:25:33 -0500 Message-ID: <1394825135-60110-8-git-send-email-d-gerlach@ti.com> References: <1394825135-60110-1-git-send-email-d-gerlach@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from devils.ext.ti.com ([198.47.26.153]:45291 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756026AbaCNT0w (ORCPT ); Fri, 14 Mar 2014 15:26:52 -0400 In-Reply-To: <1394825135-60110-1-git-send-email-d-gerlach@ti.com> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, linux-pm@vger.kernel.org Cc: cpufreq@vger.kernel.org, devicetree@vger.kernel.org, kernel@pengutronix.de, "Rafael J. Wysocki" , Jisheng Zhang , Anson Huang , Shawn Guo , Viresh Kumar , Nishanth Menon , Dave Gerlach Add an entry for opp_modifier which configures OPPs on omap4460. Within this, nodes are defined with the opp-modifier propety that are defined as a list of frequency, offset from base register, and register value. The CPU node passes a phandle to the appropriate child node to get the correct table. This patch also adds higher eFused OPPs for omap4460. Signed-off-by: Dave Gerlach --- arch/arm/boot/dts/omap4460.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/omap4460.dtsi b/arch/arm/boot/dts/omap4460.dtsi index 6b32f52..5271121 100644 --- a/arch/arm/boot/dts/omap4460.dtsi +++ b/arch/arm/boot/dts/omap4460.dtsi @@ -8,6 +8,7 @@ * kind, whether express or implied. */ #include "omap4.dtsi" +#include / { cpus { @@ -18,9 +19,13 @@ 350000 1025000 700000 1200000 920000 1313000 + 1200000 1380000 + 1500000 1390000 >; clock-latency = <300000>; /* From legacy driver */ + platform-opp-modifier = <&mpu_opp_modifier>; + /* cooling options */ cooling-min-level = <0>; cooling-max-level = <2>; @@ -50,6 +55,18 @@ #thermal-sensor-cells = <0>; }; + + opp_modifier: opp_modifier@0x4A002218 { + compatible = "opp-modifier-reg-bit"; + reg = <0x4A002218 0x04>; + + mpu_opp_modifier: mpu_opp_modifier { + opp-modifier = < + /* kHz offset value */ + 1500000 0 OMAP4_EFUSE_HAS_PERF_SILICON_BIT + >; + }; + }; }; }; -- 1.9.0