From mboxrd@z Thu Jan 1 00:00:00 1970 From: Randy Dunlap Subject: Re: [PATCH v2 2/2] driver: clocksource: Add nxp system counter timer driver support Date: Wed, 12 Dec 2018 10:48:22 -0800 Message-ID: References: <1544592770-19996-1-git-send-email-ping.bai@nxp.com> <1544592770-19996-2-git-send-email-ping.bai@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1544592770-19996-2-git-send-email-ping.bai@nxp.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Jacky Bai , "daniel.lezcano@linaro.org" , "tglx@linutronix.de" , "robh+dt@kernel.org" , "shawnguo@kernel.org" , "mark.rutland@arm.com" , Aisheng Dong Cc: "linux-kernel@vger.kernel.org" , "devicetree@vger.kernel.org" , dl-linux-imx List-Id: devicetree@vger.kernel.org Hi, On 12/11/18 9:28 PM, Jacky Bai wrote: > diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig > index c57b156..7e5f2de 100644 > --- a/drivers/clocksource/Kconfig > +++ b/drivers/clocksource/Kconfig > @@ -579,6 +579,14 @@ config CLKSRC_IMX_TPM > Enable this option to use IMX Timer/PWM Module (TPM) timer as > clocksource. > > +config CLKSRC_IMX_SYS_CTR > + bool "Clocksource using i.MX system counter" if COMPILE_TEST Looks like a "make *config" user only gets this prompt if COMPILE_TEST is set. If COMPILE_TEST is not set, how does this driver become enabled/set? > + depends on (ARM || ARM64) && CLKDEV_LOOKUP > + select CLKSRC_MMIO > + help > + Enable this option to use IMX system counter timer as > + clocksource. > + > config CLKSRC_ST_LPC > bool "Low power clocksource found in the LPC" if COMPILE_TEST > select TIMER_OF if OF thanks, -- ~Randy