Messages in this thread | | | From | Anson Huang <> | Subject | RE: [PATCH 1/4] arm64: Enable TIMER_IMX_SYS_CTR for ARCH_MXC platforms | Date | Mon, 24 Jun 2019 02:26:04 +0000 |
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Hi, Shawn
> -----Original Message----- > From: Shawn Guo <shawnguo@kernel.org> > Sent: Monday, June 24, 2019 10:22 AM > To: Anson Huang <anson.huang@nxp.com> > Cc: catalin.marinas@arm.com; will@kernel.org; robh+dt@kernel.org; > mark.rutland@arm.com; s.hauer@pengutronix.de; kernel@pengutronix.de; > festevam@gmail.com; mturquette@baylibre.com; sboyd@kernel.org; > Leonard Crestez <leonard.crestez@nxp.com>; Aisheng Dong > <aisheng.dong@nxp.com>; Jacky Bai <ping.bai@nxp.com>; Daniel Baluta > <daniel.baluta@nxp.com>; Peng Fan <peng.fan@nxp.com>; Abel Vesa > <abel.vesa@nxp.com>; linux-arm-kernel@lists.infradead.org; linux- > kernel@vger.kernel.org; devicetree@vger.kernel.org; linux- > clk@vger.kernel.org; dl-linux-imx <linux-imx@nxp.com> > Subject: Re: [PATCH 1/4] arm64: Enable TIMER_IMX_SYS_CTR for ARCH_MXC > platforms > > On Fri, Jun 21, 2019 at 03:07:17PM +0800, Anson.Huang@nxp.com wrote: > > From: Anson Huang <Anson.Huang@nxp.com> > > > > ARCH_MXC platforms needs system counter as broadcast timer to support > > cpuidle, enable it by default. > > > > Signed-off-by: Anson Huang <Anson.Huang@nxp.com> > > --- > > arch/arm64/Kconfig.platforms | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/arch/arm64/Kconfig.platforms > > b/arch/arm64/Kconfig.platforms index 4778c77..f5e623f 100644 > > --- a/arch/arm64/Kconfig.platforms > > +++ b/arch/arm64/Kconfig.platforms > > @@ -173,6 +173,7 @@ config ARCH_MXC > > select PM > > select PM_GENERIC_DOMAINS > > select SOC_BUS > > + select TIMER_IMX_SYS_CTR > > Where is that driver?
The driver is drivers/clocksource/timer-imx-sysctr.c, similar function as GPT.
Thanks, Anson
> > Shawn > > > help > > This enables support for the ARMv8 based SoCs in the > > NXP i.MX family. > > -- > > 2.7.4 > >
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