From patchwork Mon Aug 3 12:26:41 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: 503142 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 683601402CA for ; Mon, 3 Aug 2015 22:28:04 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932107AbbHCM1m (ORCPT ); Mon, 3 Aug 2015 08:27:42 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:34914 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932106AbbHCM1i (ORCPT ); Mon, 3 Aug 2015 08:27:38 -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 t73CRZrO006184; Mon, 3 Aug 2015 07:27:35 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id t73CRZCm013461; Mon, 3 Aug 2015 07:27:35 -0500 Received: from dlep32.itg.ti.com (157.170.170.100) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.3.224.2; Mon, 3 Aug 2015 07:27:35 -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 t73CQg9t011902; Mon, 3 Aug 2015 07:27:31 -0500 From: Kishon Vijay Abraham I To: , , , , , , CC: , , Roger Quadros , Lokesh Vutla , Murali Karicheri , Franklin S Cooper Jr Subject: [PATCH v2 16/16] mmc: host: omap_hsmmc: use "mmc_of_parse_voltage" to get ocr_avail Date: Mon, 3 Aug 2015 17:56:41 +0530 Message-ID: <1438604801-11823-17-git-send-email-kishon@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1438604801-11823-1-git-send-email-kishon@ti.com> References: <1438604801-11823-1-git-send-email-kishon@ti.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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 15973f1..d884d8f 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -2184,7 +2184,13 @@ 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); @@ -2224,6 +2230,7 @@ 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);