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Thu, 27 Aug 2020 11:35:07 +0100 MIME-Version: 1.0 Date: Thu, 27 Aug 2020 11:35:06 +0100 From: Marc Zyngier To: Cristian Ciocaltea Subject: Re: [PATCH v5 1/3] dt-bindings: interrupt-controller: Add Actions SIRQ controller binding In-Reply-To: <20200827100629.GA2451538@BV030612LT> References: <6bd99d4a7e50904b57bb3ad050725fbb418874b7.1597852360.git.cristian.ciocaltea@gmail.com> <20200825220913.GA1423455@bogus> <20200826214220.GA2444747@BV030612LT> <20200827100629.GA2451538@BV030612LT> User-Agent: Roundcube Webmail/1.4.8 Message-ID: <64580e3b9acada6ff4ae9fdef02ac304@kernel.org> X-Sender: maz@kernel.org X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: cristian.ciocaltea@gmail.com, robh@kernel.org, tglx@linutronix.de, jason@lakedaemon.net, afaerber@suse.de, manivannan.sadhasivam@linaro.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-actions@lists.infradead.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200827_063509_984706_258ACC9E X-CRM114-Status: GOOD ( 14.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , Jason Cooper , devicetree@vger.kernel.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org, Manivannan Sadhasivam , Thomas Gleixner , =?UTF-8?Q?Andreas_F=C3=A4rber?= , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2020-08-27 11:06, Cristian Ciocaltea wrote: > On Wed, Aug 26, 2020 at 04:48:38PM -0600, Rob Herring wrote: >> On Wed, Aug 26, 2020 at 3:42 PM Cristian Ciocaltea >> wrote: [...] >> Ultimately the GIC trigger type has to be >> something. Is it fixed or passed thru? If the latter, just use 0 >> (IRQ_TYPE_NONE) if the GIC trigger mode is not fixed. Having some sort >> of translation of the trigger is pretty common. > > Yes, as explained above, the SIRQ controller performs indeed the > translation of the incoming signal. So if I understand correctly, your > suggestion would be to use the following inside the sirq node: > > interrupts = , /* SIRQ0 */ > [...] Please don't. If you are describing a GIC interrupt, use a trigger that actually exists. Given that you have a 1:1 mapping between input and output, just encode the output trigger that matches the input. M. -- Jazz is not dead. It just smells funny... _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel