From patchwork Wed Jul 24 03:31:33 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sachin Kamat X-Patchwork-Id: 2832508 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 6A453C0319 for ; Wed, 24 Jul 2013 03:47:50 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7FFE620222 for ; Wed, 24 Jul 2013 03:47:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7452C2022D for ; Wed, 24 Jul 2013 03:47:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751462Ab3GXDrr (ORCPT ); Tue, 23 Jul 2013 23:47:47 -0400 Received: from mail-pa0-f42.google.com ([209.85.220.42]:44125 "EHLO mail-pa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751415Ab3GXDrr (ORCPT ); Tue, 23 Jul 2013 23:47:47 -0400 Received: by mail-pa0-f42.google.com with SMTP id lj1so144873pab.1 for ; Tue, 23 Jul 2013 20:47:46 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:x-gm-message-state; bh=Ev0QcZqKaEbXvObthTcuvO4f4UTQEp8n/CWiQuEC+fg=; b=ou4bOkGxMb/cPPYRn7CAbU3IADRi5ubfPmp4DLqnTZsWAg1Ys8dTkOgIqhzoa14woH BZz6WpIBKoXcDD8NbXUDVHTnWmRfR3bCIkCR1IKzTmwpHiaDaK28FCrjndnv1gH+tndc w6Wy65TDr1nQP92OSSwNCmXQOA/bDoWzZAOtjRo96Cew4vuvRUsSpC4VO5mU0k+U6XoZ cRBroDFeAvGH54M65r+zEkk4sqf4TsgBh8xZeF1X2KTxBO2joECWTYJO/8+IAV02MXLo A6JO8xjTjQdmE4gK9HaQwNKG06aHWNfLjRqimon+acFxdgNBprKKyIaTfz5I3yHJpexK ipjA== X-Received: by 10.68.191.231 with SMTP id hb7mr38135716pbc.82.1374637666733; Tue, 23 Jul 2013 20:47:46 -0700 (PDT) Received: from linaro.sisodomain.com ([115.113.119.130]) by mx.google.com with ESMTPSA id om2sm45012887pbb.34.2013.07.23.20.47.43 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 23 Jul 2013 20:47:46 -0700 (PDT) From: Sachin Kamat To: linux-samsung-soc@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, kgene@kernel.org, patches@linaro.org, sachin.kamat@linaro.org, Tomasz Figa Subject: [PATCH v3 1/1] ARM: EXYNOS: Update CONFIG_ARCH_NR_GPIO for Exynos Date: Wed, 24 Jul 2013 09:01:33 +0530 Message-Id: <1374636693-32336-1-git-send-email-sachin.kamat@linaro.org> X-Mailer: git-send-email 1.7.9.5 X-Gm-Message-State: ALoCoQmTrt90hd3dy6lqk2dvX8Eh/AkPNYuKAAtmtkZW96145XEb9JIRrjVWKCWHzk02RrYzl2aL Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP With the recent cleanup in Exynos platform code notably commits 17859bec ("ARM: EXYNOS: Do not select legacy Kconfig symbols any more") and b9222210 ("ARM: EXYNOS: Remove mach/gpio.h"), the definition of ARCH_NR_GPIOS got removed. This started causing problems on SoCs like Exynos4412 which have more than the default number of GPIOs. Thus define this number in KConfig file which takes care of current SoC requirements and provides scope for GPIO expanders. Without this patch we get the following errors during boot: gpiochip_add: gpios 251..258 (gpv0) failed to register samsung-pinctrl 106e0000.pinctrl: failed to register gpio_chip gpv0, error code: -22 samsung-pinctrl: probe of 106e0000.pinctrl failed with error -22 Signed-off-by: Sachin Kamat Cc: Tomasz Figa --- Changes since v2: Changed the default number to 512 to accomodate GPIO exapnders. --- arch/arm/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ccc388d..b3c4fa4 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1601,6 +1601,7 @@ config ARCH_NR_GPIO int default 1024 if ARCH_SHMOBILE || ARCH_TEGRA default 512 if SOC_OMAP5 + default 512 if ARCH_EXYNOS default 512 if ARCH_KEYSTONE default 392 if ARCH_U8500 default 352 if ARCH_VT8500