Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752149AbaBKRwu (ORCPT ); Tue, 11 Feb 2014 12:52:50 -0500 Received: from fw-tnat.austin.arm.com ([217.140.110.23]:55941 "EHLO collaborate-mta1.arm.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751614AbaBKRws (ORCPT ); Tue, 11 Feb 2014 12:52:48 -0500 From: Pawel Moll To: Lee Jones , Samuel Ortiz Cc: arm@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Pawel Moll Subject: [PATCH v2 1/2] mfd: syscon: Add platform data with a regmap config name Date: Tue, 11 Feb 2014 17:52:44 +0000 Message-Id: <1392141165-14338-1-git-send-email-pawel.moll@arm.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <20140211174829.GJ15081@lee--X1> References: <20140211174829.GJ15081@lee--X1> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Define syscon platform data structure that can be used to define a regmap config name. This is particularly useful in the regmap debugfs when there is more than one syscon device registered, to distinguish the register blocks. Signed-off-by: Pawel Moll --- drivers/mfd/syscon.c | 4 ++++ include/linux/platform_data/syscon.h | 8 ++++++++ 2 files changed, 12 insertions(+) create mode 100644 include/linux/platform_data/syscon.h diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c index 71841f9..854b8d9 100644 --- a/drivers/mfd/syscon.c +++ b/drivers/mfd/syscon.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -126,6 +127,7 @@ static struct regmap_config syscon_regmap_config = { static int syscon_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + struct syscon_platform_data *pdata = dev_get_platdata(dev); struct syscon *syscon; struct resource *res; void __iomem *base; @@ -143,6 +145,8 @@ static int syscon_probe(struct platform_device *pdev) return -ENOMEM; syscon_regmap_config.max_register = res->end - res->start - 3; + if (pdata) + syscon_regmap_config.name = pdata->label; syscon->regmap = devm_regmap_init_mmio(dev, base, &syscon_regmap_config); if (IS_ERR(syscon->regmap)) { diff --git a/include/linux/platform_data/syscon.h b/include/linux/platform_data/syscon.h new file mode 100644 index 0000000..921e59a --- /dev/null +++ b/include/linux/platform_data/syscon.h @@ -0,0 +1,8 @@ +#ifndef PLATFORM_DATA_SYSCON_H +#define PLATFORM_DATA_SYSCON_H + +struct syscon_platform_data { + const char *label; +}; + +#endif -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/