From patchwork Wed Jul 29 11:09:47 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kishon Vijay Abraham I X-Patchwork-Id: 6892861 Return-Path: X-Original-To: patchwork-linux-mmc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id CC8369F38B for ; Wed, 29 Jul 2015 11:11:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id ED6AE20781 for ; Wed, 29 Jul 2015 11:11:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E6EE120451 for ; Wed, 29 Jul 2015 11:11:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753790AbbG2LL0 (ORCPT ); Wed, 29 Jul 2015 07:11:26 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:37043 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752612AbbG2LLY (ORCPT ); Wed, 29 Jul 2015 07:11:24 -0400 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id t6TBAu7t020054; Wed, 29 Jul 2015 06:10:56 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id t6TBAuig027628; Wed, 29 Jul 2015 06:10:56 -0500 Received: from dlep32.itg.ti.com (157.170.170.100) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.224.2; Wed, 29 Jul 2015 06:10:55 -0500 Received: from a0393678ub.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id t6TB9tYO016672; Wed, 29 Jul 2015 06:10:52 -0500 From: Kishon Vijay Abraham I To: , , , , , , , CC: , , Roger Quadros , Lokesh Vutla , Murali Karicheri , Franklin S Cooper Jr Subject: [PATCH 17/17] mmc: host: omap_hsmmc: use "mmc_of_parse_voltage" to get ocr_avail Date: Wed, 29 Jul 2015 16:39:47 +0530 Message-ID: <1438168187-1614-18-git-send-email-kishon@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1438168187-1614-1-git-send-email-kishon@ti.com> References: <1438168187-1614-1-git-send-email-kishon@ti.com> MIME-Version: 1.0 Sender: linux-mmc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org X-Spam-Status: No, score=-8.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable 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 From: Roger Quadros For platforms that doesn't have explicit regulator control in MMC, populate voltage-ranges in MMC device tree node and use mmc_of_parse_voltage to get ocr_avail Signed-off-by: Roger Quadros Signed-off-by: Lokesh Vutla Signed-off-by: Murali Karicheri Signed-off-by: Franklin S Cooper Jr Signed-off-by: Kishon Vijay Abraham I --- .../devicetree/bindings/mmc/ti-omap-hsmmc.txt | 2 ++ drivers/mmc/host/omap_hsmmc.c | 9 ++++++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt b/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt index 76bf087..2408e87 100644 --- a/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt +++ b/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt @@ -22,6 +22,8 @@ ti,dual-volt: boolean, supports dual voltage cards ti,non-removable: non-removable slot (like eMMC) ti,needs-special-reset: Requires a special softreset sequence ti,needs-special-hs-handling: HSMMC IP needs special setting for handling High Speed +voltage-ranges: Specify the voltage range supported if regulator framework +isn't enabled. dmas: List of DMA specifiers with the controller specific format as described in the generic DMA client binding. A tx and rx specifier is required. diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index aa4ba28..6d52873 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -2175,7 +2175,13 @@ static int omap_hsmmc_probe(struct platform_device *pdev) goto err_irq; } - mmc->ocr_avail = mmc_pdata(host)->ocr_mask; + if (!mmc_pdata(host)->ocr_mask) { + ret = mmc_of_parse_voltage(pdev->dev.of_node, &mmc->ocr_avail); + if (ret) + goto err_parse_voltage; + } else { + mmc->ocr_avail = mmc_pdata(host)->ocr_mask; + } omap_hsmmc_disable_irq(host); @@ -2215,6 +2221,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev) err_slot_name: mmc_remove_host(mmc); +err_parse_voltage: omap_hsmmc_reg_put(host); err_irq: device_init_wakeup(&pdev->dev, false);