From mboxrd@z Thu Jan 1 00:00:00 1970 From: javier.martinez@collabora.co.uk (Javier Martinez Canillas) Date: Sat, 02 Aug 2014 05:49:21 +0200 Subject: [PATCH v9 3/6] ARM: dts: Exynos: add CPU OPP and regulator supply property In-Reply-To: <1406707663-16656-4-git-send-email-thomas.ab@samsung.com> References: <1406707663-16656-1-git-send-email-thomas.ab@samsung.com> <1406707663-16656-4-git-send-email-thomas.ab@samsung.com> Message-ID: <53DC5FC1.7060700@collabora.co.uk> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hello Thomas, On 07/30/2014 10:07 AM, Thomas Abraham wrote: > For Exynos 4210/5250/5420 based platforms, add CPU operating points and CPU > regulator supply properties for migrating from Exynos specific cpufreq driver > to using generic cpufreq drivers. > > Cc: Kukjin Kim > Cc: Doug Anderson > Cc: Javier Martinez Canillas > Cc: Andreas Faerber > Cc: Sachin Kamat > Signed-off-by: Thomas Abraham > --- > arch/arm/boot/dts/exynos4210-origen.dts | 4 +++ > arch/arm/boot/dts/exynos4210-trats.dts | 4 +++ > arch/arm/boot/dts/exynos4210-universal_c210.dts | 4 +++ > arch/arm/boot/dts/exynos4210.dtsi | 14 ++++++++- > arch/arm/boot/dts/exynos5250-arndale.dts | 4 +++ > arch/arm/boot/dts/exynos5250-smdk5250.dts | 4 +++ > arch/arm/boot/dts/exynos5250-snow.dts | 4 +++ > arch/arm/boot/dts/exynos5250.dtsi | 25 ++++++++++++++- > arch/arm/boot/dts/exynos5420.dtsi | 38 +++++++++++++++++++++++ > 9 files changed, 99 insertions(+), 2 deletions(-) > Tested the series on a Exynos5420 based Peach Pit Chromebook by doing the following for CPU0-3: 1) Verified that the big.LITTLE CPUFreq (arm-big-little) driver was reported as used in /sys/devices/system/cpu/cpu*/cpufreq/scaling_driver. 2) Set all available governors (conservative, ondemand, userspace, powersave and performance). 3) Confirmed that cpuinfo_cur_freq and scaling_cur_freq values were fixed or changing according to the selected governor policy. 4) Verified that the statistics in /sys/devices/system/cpu/cpu*/cpufreq/stats/* were filled. Everything is working correctly so please feel free to add for the whole series: Tested-by: Javier Martinez Canillas Best regards, Javier