From patchwork Wed May 22 07:10:27 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: avinash philip X-Patchwork-Id: 2600581 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork1.kernel.org (Postfix) with ESMTP id 9DA2240077 for ; Wed, 22 May 2013 07:12:49 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Uf3Ck-0008FV-16; Wed, 22 May 2013 07:11:22 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Uf3CB-0000iB-RS; Wed, 22 May 2013 07:10:47 +0000 Received: from arroyo.ext.ti.com ([192.94.94.40]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Uf3C9-0000gk-2m for linux-arm-kernel@lists.infradead.org; Wed, 22 May 2013 07:10:45 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id r4M7AKvb004725; Wed, 22 May 2013 02:10:20 -0500 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id r4M7AJ9W022483; Wed, 22 May 2013 02:10:19 -0500 Received: from dlelxv23.itg.ti.com (172.17.1.198) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.2.342.3; Wed, 22 May 2013 02:10:19 -0500 Received: from ucmsshproxy.india.ext.ti.com (dbdp20.itg.ti.com [172.24.170.38]) by dlelxv23.itg.ti.com (8.13.8/8.13.8) with SMTP id r4M7AF8O008505; Wed, 22 May 2013 02:10:16 -0500 Received: from symphony.india.ext.ti.com (unknown [192.168.247.13]) by ucmsshproxy.india.ext.ti.com (Postfix) with ESMTP id 7BF1C158002; Wed, 22 May 2013 12:40:14 +0530 (IST) Received: from ubuntu-psp-linux.india.ext.ti.com (ubuntu-psp-linux [192.168.247.46]) by symphony.india.ext.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id r4M7AER14829; Wed, 22 May 2013 12:40:14 +0530 (IST) From: Philip Avinash To: , , , , Subject: [PATCH 04/11] ARM: davinci: da8xx: creation of gpio platform device Date: Wed, 22 May 2013 12:40:27 +0530 Message-ID: <1369206634-6778-5-git-send-email-avinashphilip@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1369206634-6778-1-git-send-email-avinashphilip@ti.com> References: <1369206634-6778-1-git-send-email-avinashphilip@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130522_031045_220819_10080A4B X-CRM114-Status: GOOD ( 12.77 ) X-Spam-Score: -8.0 (--------) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-8.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [192.94.94.40 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -1.1 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: davinci-linux-open-source@linux.davincidsp.com, KV Sujith , Philip Avinash , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: KV Sujith gpio controller resource information being associated with davinci_soc_info structure and not created any device. Hence davinci gpio didn't fall under proper device model. This patch creates gpio davinci as a platform device for da8xx platforms. - Add Memory and IRQ resources for DA8xx. - Register GPIO platform driver for DA8xx. - Add da8xx_register_gpio API to create platform device for da8xx platforms. Signed-off-by: KV Sujith Signed-off-by: Philip Avinash Acked-by: Linus Walleij --- arch/arm/mach-davinci/devices-da8xx.c | 26 ++++++++++++++++++++++++++ arch/arm/mach-davinci/include/mach/da8xx.h | 1 + 2 files changed, 27 insertions(+) diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index bf57252..892ad86 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -640,6 +640,32 @@ int __init da8xx_register_lcdc(struct da8xx_lcdc_platform_data *pdata) return platform_device_register(&da8xx_lcdc_device); } +static struct resource da8xx_gpio_resources[] = { + { /* registers */ + .start = DA8XX_GPIO_BASE, + .end = DA8XX_GPIO_BASE + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, + { /* interrupt */ + .start = IRQ_DA8XX_GPIO0, + .end = IRQ_DA8XX_GPIO8, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device da8xx_gpio_device = { + .name = "davinci_gpio", + .id = -1, + .num_resources = ARRAY_SIZE(da8xx_gpio_resources), + .resource = da8xx_gpio_resources, +}; + +int __init da8xx_register_gpio(void *pdata) +{ + da8xx_gpio_device.dev.platform_data = pdata; + return platform_device_register(&da8xx_gpio_device); +} + static struct resource da8xx_mmcsd0_resources[] = { { /* registers */ .start = DA8XX_MMCSD0_BASE, diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h index 2e1c9ea..aa66690 100644 --- a/arch/arm/mach-davinci/include/mach/da8xx.h +++ b/arch/arm/mach-davinci/include/mach/da8xx.h @@ -96,6 +96,7 @@ int da8xx_register_mmcsd0(struct davinci_mmc_config *config); int da850_register_mmcsd1(struct davinci_mmc_config *config); void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata); int da8xx_register_rtc(void); +int da8xx_register_gpio(void *pdata); int da850_register_cpufreq(char *async_clk); int da8xx_register_cpuidle(void); void __iomem * __init da8xx_get_mem_ctlr(void);