From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey.Brodkin@synopsys.com (Alexey Brodkin) Date: Tue, 2 Feb 2016 12:48:28 +0000 Subject: [PATCH 2/9] ARC: [dts] Introduce Timer bindings In-Reply-To: <1454410739-24444-3-git-send-email-vgupta@synopsys.com> References: <1454410739-24444-1-git-send-email-vgupta@synopsys.com> <1454410739-24444-3-git-send-email-vgupta@synopsys.com> List-ID: Message-ID: <1454417306.25997.5.camel@synopsys.com> To: linux-snps-arc@lists.infradead.org Hi Vineet, On Tue, 2016-02-02@16:28 +0530, Vineet Gupta wrote: > ARC Timers have historically been probed directly. > As precursor to start probing Timers thru DT introduce these bindings > > Cc: Daniel Lezcano > Cc: Rob Herring > Cc: devicetree at vger.kernel.org > Signed-off-by: Vineet Gupta > --- [snip] > +Required properties: > + > +- compatible : should be "snps,arc-timer0" > +- interrupts : single Interrupt going into parent intc > + (16 for ARCHS cores, 3 for ARC700 cores) > +- clocks : phandle to the source clock > + > +Optional properties: > + > +- interrupt-parent : phandle to parent intc > + > +Example: > + > + timer0: timer_clkevt { > + compatible = "snps,arc-timer0"; > + interrupts = <3>; > + interrupt-parent = <&core_intc>; > + clocks = <&timer0_clk>; Even though this is an example maybe we may use the same "core_clk" as in real .dts below? -Alexey From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Brodkin Subject: Re: [PATCH 2/9] ARC: [dts] Introduce Timer bindings Date: Tue, 2 Feb 2016 12:48:28 +0000 Message-ID: <1454417306.25997.5.camel@synopsys.com> References: <1454410739-24444-1-git-send-email-vgupta@synopsys.com> <1454410739-24444-3-git-send-email-vgupta@synopsys.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1454410739-24444-3-git-send-email-vgupta-HKixBCOQz3hWk0Htik3J/w@public.gmane.org> Content-Language: en-US Content-ID: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Vineet Gupta Cc: "robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org" , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org" , "noamc-d5a29ZRxExrQT0dZR+AlfA@public.gmane.org" , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-snps-arc-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" List-Id: devicetree@vger.kernel.org SGkgVmluZWV0LA0KDQpPbiBUdWUsIDIwMTYtMDItMDIgYXQgMTY6MjggKzA1MzAsIFZpbmVldCBH dXB0YSB3cm90ZToNCj4gQVJDIFRpbWVycyBoYXZlIGhpc3RvcmljYWxseSBiZWVuIHByb2JlZCBk aXJlY3RseS4NCj4gQXMgcHJlY3Vyc29yIHRvIHN0YXJ0IHByb2JpbmcgVGltZXJzIHRocnUgRFQg aW50cm9kdWNlIHRoZXNlIGJpbmRpbmdzDQo+IA0KPiBDYzogRGFuaWVsIExlemNhbm8gPGRhbmll bC5sZXpjYW5vQGxpbmFyby5vcmc+DQo+IENjOiBSb2IgSGVycmluZyA8cm9iaEBrZXJuZWwub3Jn Pg0KPiBDYzogZGV2aWNldHJlZUB2Z2VyLmtlcm5lbC5vcmcNCj4gU2lnbmVkLW9mZi1ieTogVmlu ZWV0IEd1cHRhIDx2Z3VwdGFAc3lub3BzeXMuY29tPg0KPiAtLS0NCg0KW3NuaXBdDQoNCj4gK1Jl cXVpcmVkIHByb3BlcnRpZXM6DQo+ICsNCj4gKy0gY29tcGF0aWJsZSA6IHNob3VsZCBiZSAic25w cyxhcmMtdGltZXIwIg0KPiArLSBpbnRlcnJ1cHRzIDogc2luZ2xlIEludGVycnVwdCBnb2luZyBp bnRvIHBhcmVudCBpbnRjDQo+ICsJICAgICAgICgxNiBmb3IgQVJDSFMgY29yZXMsIDMgZm9yIEFS QzcwMCBjb3JlcykNCj4gKy0gY2xvY2tzICAgICA6IHBoYW5kbGUgdG8gdGhlIHNvdXJjZSBjbG9j aw0KPiArDQo+ICtPcHRpb25hbCBwcm9wZXJ0aWVzOg0KPiArDQo+ICstIGludGVycnVwdC1wYXJl bnQgOiBwaGFuZGxlIHRvIHBhcmVudCBpbnRjDQo+ICsNCj4gK0V4YW1wbGU6DQo+ICsNCj4gKwl0 aW1lcjA6IHRpbWVyX2Nsa2V2dCB7DQo+ICsJCWNvbXBhdGlibGUgPSAic25wcyxhcmMtdGltZXIw IjsNCj4gKwkJaW50ZXJydXB0cyA9IDwzPjsNCj4gKwkJaW50ZXJydXB0LXBhcmVudCA9IDwmY29y ZV9pbnRjPjsNCj4gKwkJY2xvY2tzID0gPCZ0aW1lcjBfY2xrPjsNCg0KRXZlbiB0aG91Z2ggdGhp cyBpcyBhbiBleGFtcGxlIG1heWJlIHdlIG1heQ0KdXNlIHRoZSBzYW1lICJjb3JlX2NsayIgYXMg aW4gcmVhbCAuZHRzIGJlbG93Pw0KDQotQWxleGV5 -- 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754817AbcBBMtQ (ORCPT ); Tue, 2 Feb 2016 07:49:16 -0500 Received: from smtprelay.synopsys.com ([198.182.47.9]:58937 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751317AbcBBMtO (ORCPT ); Tue, 2 Feb 2016 07:49:14 -0500 From: Alexey Brodkin To: Vineet Gupta CC: "robh@kernel.org" , "linux-kernel@vger.kernel.org" , "daniel.lezcano@linaro.org" , "noamc@ezchip.com" , "devicetree@vger.kernel.org" , "linux-snps-arc@lists.infradead.org" Subject: Re: [PATCH 2/9] ARC: [dts] Introduce Timer bindings Thread-Topic: [PATCH 2/9] ARC: [dts] Introduce Timer bindings Thread-Index: AQHRXajSbDjni/QM90q7NIDXuiLqPp8Yo+4A Date: Tue, 2 Feb 2016 12:48:28 +0000 Message-ID: <1454417306.25997.5.camel@synopsys.com> References: <1454410739-24444-1-git-send-email-vgupta@synopsys.com> <1454410739-24444-3-git-send-email-vgupta@synopsys.com> In-Reply-To: <1454410739-24444-3-git-send-email-vgupta@synopsys.com> Accept-Language: en-US, ru-RU Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.225.15.89] Content-Type: text/plain; charset="utf-8" Content-ID: MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id u12CnK5Z018237 Hi Vineet, On Tue, 2016-02-02 at 16:28 +0530, Vineet Gupta wrote: > ARC Timers have historically been probed directly. > As precursor to start probing Timers thru DT introduce these bindings > > Cc: Daniel Lezcano > Cc: Rob Herring > Cc: devicetree@vger.kernel.org > Signed-off-by: Vineet Gupta > --- [snip] > +Required properties: > + > +- compatible : should be "snps,arc-timer0" > +- interrupts : single Interrupt going into parent intc > + (16 for ARCHS cores, 3 for ARC700 cores) > +- clocks : phandle to the source clock > + > +Optional properties: > + > +- interrupt-parent : phandle to parent intc > + > +Example: > + > + timer0: timer_clkevt { > + compatible = "snps,arc-timer0"; > + interrupts = <3>; > + interrupt-parent = <&core_intc>; > + clocks = <&timer0_clk>; Even though this is an example maybe we may use the same "core_clk" as in real .dts below? -Alexey