Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754326AbeAJNkh (ORCPT + 1 other); Wed, 10 Jan 2018 08:40:37 -0500 Received: from mail-it0-f50.google.com ([209.85.214.50]:44917 "EHLO mail-it0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751828AbeAJNkf (ORCPT ); Wed, 10 Jan 2018 08:40:35 -0500 X-Google-Smtp-Source: ACJfBovwgGfODLdQUmhoenwK/twpPZbZsKN41V//xWPWbV4zjiAOogcQ/tdgPF8Mvdgse12mDt4S1xTpuWI862f+aI4= MIME-Version: 1.0 In-Reply-To: <20180109222145.2323-1-vilhelm.gray@gmail.com> References: <20180109222145.2323-1-vilhelm.gray@gmail.com> From: Linus Walleij Date: Wed, 10 Jan 2018 14:40:34 +0100 Message-ID: Subject: Re: [PATCH] gpio: Add GPIO support for the ACCES PCIe-IDIO-24 family To: William Breathitt Gray Cc: linux-gpio@vger.kernel.org, "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: On Tue, Jan 9, 2018 at 11:21 PM, William Breathitt Gray wrote: > The ACCES PCIe-IDIO-24 device provides 56 lines of digital I/O (24 lines > of optically-isolated non-polarized digital inputs for AC and DC control > signals, 24 lines of isolated solid state FET digital outputs, and 8 > non-isolated TTL/CMOS compatible programmable I/O). An interrupt is > generated when any of the inputs change state (low to high or high to > low). > > Input filter control is not supported by this driver, and input filters > are deactivated by this driver. These devices are capable of > get_multiple and set_multiple functionality, but these functions have > not yet been implemented for this driver. Change-Of-State (COS) > detection functionality may be configured to fire interrupts on > exclusively rising/falling edges, but this driver currently only > implements COS detection for either both edges or none. > > Signed-off-by: William Breathitt Gray Patch applied. Really clean and nice work. Yours, Linus Walleij