From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Rutland Subject: Re: [PATCH] arm64: dts: Added syscon-reboot node for FSL's LS2085A SoC Date: Tue, 27 Oct 2015 16:34:41 +0000 Message-ID: <20151027163441.GK3091@leverpostej> References: <1445650280-9966-1-git-send-email-German.Rivera@freescale.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1445650280-9966-1-git-send-email-German.Rivera-KZfg59tc24xl57MIdRCFDg@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: "J. German Rivera" Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, bhupesh.sharma-KZfg59tc24xl57MIdRCFDg@public.gmane.org, stuart.yoder-KZfg59tc24xl57MIdRCFDg@public.gmane.org, leoli-KZfg59tc24xl57MIdRCFDg@public.gmane.org List-Id: devicetree@vger.kernel.org On Fri, Oct 23, 2015 at 08:31:20PM -0500, J. German Rivera wrote: > Added sys-reboot node to the FSL's LS2085A SoC DT to leverage > the ARM-generic reboot mechanism for this SoC. This mechanism > is enabled through CONFIG_POWER_RESET_SYSCON. Per the comments in arch/arm64/boot/dts/freescale/fsl-ls2085a.dtsi, the platform has PSCI 0.2+, and therefore already has system reset functionality. Given that, why is this necessary? Thanks, Mark. > Signed-off-by: J. German Rivera > --- > arch/arm64/boot/dts/freescale/fsl-ls2085a.dtsi | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2085a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls2085a.dtsi > index e281ceb..6f82163 100644 > --- a/arch/arm64/boot/dts/freescale/fsl-ls2085a.dtsi > +++ b/arch/arm64/boot/dts/freescale/fsl-ls2085a.dtsi > @@ -131,6 +131,18 @@ > interrupts = <1 9 0x4>; > }; > > + rst_ccsr: rstccsr@1E60000 { > + compatible = "syscon"; > + reg = <0x0 0x1E60000 0x0 0x10000>; > + }; > + > + reboot@65024000 { > + compatible ="syscon-reboot"; > + regmap = <&rst_ccsr>; > + offset = <0x0>; > + mask = <0x2>; > + }; > + > timer { > compatible = "arm,armv8-timer"; > interrupts = <1 13 0x8>, /* Physical Secure PPI, active-low */ > -- > 2.3.3 > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html