From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] ARM: OMAP2+: timer: add probe for clocksources Date: Fri, 17 Jun 2016 02:55:55 -0700 Message-ID: <20160617095554.GC22406@atomide.com> References: <1466079918-6810-1-git-send-email-t-kristo@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1466079918-6810-1-git-send-email-t-kristo@ti.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Tero Kristo Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-omap@vger.kernel.org * Tero Kristo [160616 05:27]: > A few platforms are currently missing clocksource_probe() completely > in their time_init functionality. On OMAP3430 for example, this is > causing cpuidle to be pretty much dead, as the counter32k is not > going to be registered and instead a gptimer is used as a clocksource. > This will tick in periodic mode, preventing any deeper idle states. > > While here, also drop one unnecessary check for populated DT before > existing clocksource_probe() call. Good catch, applying into omap-for-v4.7/fixes thanks. Tony From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Fri, 17 Jun 2016 02:55:55 -0700 Subject: [PATCH] ARM: OMAP2+: timer: add probe for clocksources In-Reply-To: <1466079918-6810-1-git-send-email-t-kristo@ti.com> References: <1466079918-6810-1-git-send-email-t-kristo@ti.com> Message-ID: <20160617095554.GC22406@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Tero Kristo [160616 05:27]: > A few platforms are currently missing clocksource_probe() completely > in their time_init functionality. On OMAP3430 for example, this is > causing cpuidle to be pretty much dead, as the counter32k is not > going to be registered and instead a gptimer is used as a clocksource. > This will tick in periodic mode, preventing any deeper idle states. > > While here, also drop one unnecessary check for populated DT before > existing clocksource_probe() call. Good catch, applying into omap-for-v4.7/fixes thanks. Tony