From mboxrd@z Thu Jan 1 00:00:00 1970 From: Balaji T K Subject: [PATCH 1/5] mmc: omap_hsmmc: Fix pbias_disable for omap4 Date: Mon, 21 Oct 2013 00:25:18 +0530 Message-ID: <1382295322-18995-1-git-send-email-balajitk@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from comal.ext.ti.com ([198.47.26.152]:43121 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751515Ab3JTSzc (ORCPT ); Sun, 20 Oct 2013 14:55:32 -0400 Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: linux-mmc@vger.kernel.org, cjb@laptop.org, tony@atomide.com Cc: linux-omap@vger.kernel.org, Balaji T K pbias_disable is set to protect the mmc pbias i/o cells in DT boot by preventing voltage switch. Currently pbias_disable is enabled only for omap3 and not for omap4 due to reg_offset difference of 0x100. Enable pbias_disable for omap4+ too by using res->start which does not include the reg_offset. Signed-off-by: Balaji T K --- drivers/mmc/host/omap_hsmmc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 7d2d929..84a1140 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -1876,7 +1876,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev) omap_hsmmc_context_save(host); /* This can be removed once we support PBIAS with DT */ - if (host->dev->of_node && host->mapbase == 0x4809c000) + if (host->dev->of_node && res->start == 0x4809c000) host->pbias_disable = 1; host->dbclk = clk_get(&pdev->dev, "mmchsdb_fck"); -- 1.7.5.4