From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Nikolaus Schaller" Subject: [RFC 0/5] OMAP3: convert opp-v1 to opp-v2 and read speed binned / 720MHz grade bits Date: Mon, 2 Sep 2019 12:55:46 +0200 Message-ID: Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: =?UTF-8?q?Beno=C3=AEt=20Cousson?= , Tony Lindgren , Rob Herring , Adam Ford , =?UTF-8?q?Andr=C3=A9=20Roth?= , Mark Rutland , "Rafael J. Wysocki" , Viresh Kumar Cc: linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, letux-kernel@openphoenux.org, kernel@pyra-handheld.com, "H. Nikolaus Schaller" List-Id: linux-omap@vger.kernel.org This patch set converts the opp tables to opp-v2 format and extends the ti-cpufreq to support omap3. It adds 720 MHz (omap34xx) and 1 GHz (omap36xx) OPPs but tells the ti-cpufreq driver to disable them if the speed binned / 720MHz grade eFuse bits indicate that the chip is not rated for that speed. It has been tested (for chip variant detection, not reliability of high speed OPPs) on: * BeagleBoard C2 (omap3430 600MHz) * BeagleBoard XM B (dm3730 800MHz) * GTA04A4 (dm3730 800MHz) * GTA04A5 (dm3730 1GHz) H. Nikolaus Schaller (5): cpufreq: ti-cpufreq: add support for omap34xx and omap36xx ARM: dts: add support for opp-v2 for omap34xx and omap36xx ARM: dts: omap3-evm-37xx: fix compatible from omap3630 to omap36xx ARM: dts: omap3-n950-n9: remove opp-v1 table ARM: dts: omap3-beagle: make explicitly compatible to ti,omap34xx arch/arm/boot/dts/omap3-beagle.dts | 2 +- arch/arm/boot/dts/omap3-evm-37xx.dts | 2 +- arch/arm/boot/dts/omap3-n950-n9.dtsi | 7 --- arch/arm/boot/dts/omap34xx.dtsi | 59 ++++++++++++++++--- arch/arm/boot/dts/omap36xx.dtsi | 47 ++++++++++++--- drivers/cpufreq/cpufreq-dt-platdev.c | 2 +- drivers/cpufreq/ti-cpufreq.c | 86 +++++++++++++++++++++++++++- 7 files changed, 176 insertions(+), 29 deletions(-) -- 2.19.1