From patchwork Wed Dec 30 15:07:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 355396 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT 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 2EFCDC433E6 for ; Wed, 30 Dec 2020 15:08:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0324822242 for ; Wed, 30 Dec 2020 15:08:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726261AbgL3PIZ (ORCPT ); Wed, 30 Dec 2020 10:08:25 -0500 Received: from muru.com ([72.249.23.125]:40594 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726247AbgL3PIZ (ORCPT ); Wed, 30 Dec 2020 10:08:25 -0500 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 305F680BA; Wed, 30 Dec 2020 15:07:58 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Cc: =?utf-8?q?Beno=C3=AEt_Cousson?= , devicetree@vger.kernel.org Subject: [PATCH] ARM: dts: omap4-droid4: Fix lost keypad slide interrupts for droid4 Date: Wed, 30 Dec 2020 17:07:40 +0200 Message-Id: <20201230150740.53528-1-tony@atomide.com> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org We may lose edge interrupts for gpio banks other than the first gpio bank as they are not always powered. Instead, we must use the padconf interrupt as that is always powered. Note that we still also use the gpio for reading the pin state as that can't be done with the padconf device. Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/omap4-droid4-xt894.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/omap4-droid4-xt894.dts b/arch/arm/boot/dts/omap4-droid4-xt894.dts --- a/arch/arm/boot/dts/omap4-droid4-xt894.dts +++ b/arch/arm/boot/dts/omap4-droid4-xt894.dts @@ -16,8 +16,13 @@ volume_down { debounce-interval = <10>; }; + /* + * We use pad 0x4a100116 abe_dmic_din3.gpio_122 as the irq instead + * of the gpio interrupt to avoid lost events in deeper idle states. + */ slider { label = "Keypad Slide"; + interrupts-extended = <&omap4_pmx_core 0xd6>; gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>; /* gpio122 */ linux,input-type = ; linux,code = ;