From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A9C1FC433E1 for ; Wed, 29 Jul 2020 19:28:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8DFE92075D for ; Wed, 29 Jul 2020 19:28:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=lechnology.com header.i=@lechnology.com header.b="vbKl+EIC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726391AbgG2T2u (ORCPT ); Wed, 29 Jul 2020 15:28:50 -0400 Received: from vern.gendns.com ([98.142.107.122]:38636 "EHLO vern.gendns.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726365AbgG2T2t (ORCPT ); Wed, 29 Jul 2020 15:28:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lechnology.com; s=default; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=5SF0hS7MkjQG4xi6yfTw/jT+y1owMkznxqXdW5rNR2k=; b=vbKl+EIC0kzrXinDsh/59cXAl4 YimkBAX2zxmID/NFwzUOLOxnaNLnLIA9z2jcu0tZJl30l0SHZ3J2gZVK9fKFG0VHoFf7k95UCf8FF 1gESSNMTIrDicWkGdc3CJpfc6siwX6V+hBZlbOC74qwiNoMiDrD0dj9AIBgOvQ7KCFrP6GNe35dxR yDGfkFW5KJwRFhKJPIO4qSy421F7quO45Wfqpxo25tU0FZxAKYZEoHa4ghbZT5KyF+WbGzhXyjjRt ZNKcWWEtNSP96nRv/LESXfrJ1pnuY5uX4Z6jlw/RNtmQ4hbVTT4uvH9w/HBmK6gX5h+1sCj5vaDwU chZQfrZA==; Received: from [2600:1700:4830:165f::19e] (port=43762) by vern.gendns.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.93) (envelope-from ) id 1k0rkq-0004vP-Os; Wed, 29 Jul 2020 15:28:44 -0400 Subject: Re: [PATCH v4 5/5] irqchip/irq-pruss-intc: Add support for ICSSG INTC on K3 SoCs To: Grzegorz Jaszczyk , tglx@linutronix.de, jason@lakedaemon.net, maz@kernel.org, s-anna@ti.com Cc: robh+dt@kernel.org, lee.jones@linaro.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, wmills@ti.com, praneeth@ti.com References: <1595927918-19845-1-git-send-email-grzegorz.jaszczyk@linaro.org> <1595927918-19845-6-git-send-email-grzegorz.jaszczyk@linaro.org> From: David Lechner Message-ID: <015909fa-794c-c938-d944-897985475d20@lechnology.com> Date: Wed, 29 Jul 2020 14:28:42 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <1595927918-19845-6-git-send-email-grzegorz.jaszczyk@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - vern.gendns.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lechnology.com X-Get-Message-Sender-Via: vern.gendns.com: authenticated_id: davidmain+lechnology.com/only user confirmed/virtual account not confirmed X-Authenticated-Sender: vern.gendns.com: davidmain@lechnology.com X-Source: X-Source-Args: X-Source-Dir: Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org On 7/28/20 4:18 AM, Grzegorz Jaszczyk wrote: > From: Suman Anna > > The K3 AM65x and J721E SoCs have the next generation of the PRU-ICSS IP, > commonly called ICSSG. The PRUSS INTC present within the ICSSG supports > more System Events (160 vs 64), more Interrupt Channels and Host Interrupts > (20 vs 10) compared to the previous generation PRUSS INTC instances. The > first 2 and the last 10 of these host interrupt lines are used by the > PRU and other auxiliary cores and sub-modules within the ICSSG, with 8 > host interrupts connected to MPU. The host interrupts 5, 6, 7 are also > connected to the other ICSSG instances within the SoC and can be > partitioned as per system integration through the board dts files. > > Enhance the PRUSS INTC driver to add support for this ICSSG INTC > instance. > > Signed-off-by: Suman Anna > Signed-off-by: Grzegorz Jaszczyk > --- There is not much left in this patch. Might as well squash this into "irqchip/irq-pruss-intc: Add a PRUSS irqchip driver for PRUSS interrupts".