Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753555Ab3EaKLz (ORCPT ); Fri, 31 May 2013 06:11:55 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:33835 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752070Ab3EaKLs (ORCPT ); Fri, 31 May 2013 06:11:48 -0400 From: Hebbar Gururaja To: , , , CC: , , , , , , , Subject: [PATCH 01/11] pinctrl: single: adopt pinctrl sleep mode management Date: Fri, 31 May 2013 15:43:01 +0530 Message-ID: <1369995191-20855-2-git-send-email-gururaja.hebbar@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1369995191-20855-1-git-send-email-gururaja.hebbar@ti.com> References: <1369995191-20855-1-git-send-email-gururaja.hebbar@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1774 Lines: 63 Make pinctrl-single able to handle suspend/resume events and change hogged pins states accordingly. Signed-off-by: Hebbar Gururaja Cc: Linus Walleij --- :100644 100644 b9fa046... bfd4f6a... M drivers/pinctrl/pinctrl-single.c drivers/pinctrl/pinctrl-single.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index b9fa046..bfd4f6a 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -1346,6 +1346,29 @@ static int pcs_add_gpio_func(struct device_node *node, struct pcs_device *pcs) return ret; } +static int pinctrl_single_suspend(struct platform_device *pdev, + pm_message_t state) +{ + struct pcs_device *pcs; + + pcs = platform_get_drvdata(pdev); + if (!pcs) + return -EINVAL; + + return pinctrl_force_sleep(pcs->pctl); +} + +static int pinctrl_single_resume(struct platform_device *pdev) +{ + struct pcs_device *pcs; + + pcs = platform_get_drvdata(pdev); + if (!pcs) + return -EINVAL; + + return pinctrl_force_default(pcs->pctl); +} + static int pcs_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; @@ -1494,6 +1517,10 @@ static struct platform_driver pcs_driver = { .name = DRIVER_NAME, .of_match_table = pcs_of_match, }, +#ifdef CONFIG_PM + .suspend = pinctrl_single_suspend, + .resume = pinctrl_single_resume, +#endif }; module_platform_driver(pcs_driver); -- 1.7.9.5 -- 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/