From mboxrd@z Thu Jan 1 00:00:00 1970 From: Balaji T K Subject: [PATCH v2 02/10] mmc: omap_hsmmc: make vcc and vcc_aux independent Date: Fri, 7 Jun 2013 00:44:11 +0530 Message-ID: <1370546059-24181-3-git-send-email-balajitk@ti.com> References: <20130523184045.GD13507@atomide.com> <1370546059-24181-1-git-send-email-balajitk@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1370546059-24181-1-git-send-email-balajitk@ti.com> Sender: linux-mmc-owner@vger.kernel.org To: linux-omap@vger.kernel.org, linux-mmc@vger.kernel.org, cjb@laptop.org, tony@atomide.com, b-cousson@ti.com, devicetree-discuss@lists.ozlabs.org Cc: Balaji T K List-Id: linux-omap@vger.kernel.org handle vcc and vcc_aux independently Signed-off-by: Balaji T K --- drivers/mmc/host/omap_hsmmc.c | 9 +++++---- 1 files changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 1865321..bda1a42 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -253,7 +253,7 @@ static int omap_hsmmc_set_power(struct device *dev, int slot, int power_on, * If we don't see a Vcc regulator, assume it's a fixed * voltage always-on regulator. */ - if (!host->vcc) + if (!host->vcc && !host->vcc_aux) return 0; /* * With DT, never turn OFF the regulator for MMC1. This is because @@ -280,11 +280,12 @@ static int omap_hsmmc_set_power(struct device *dev, int slot, int power_on, * chips/cards need an interface voltage rail too. */ if (power_on) { - ret = mmc_regulator_set_ocr(host->mmc, host->vcc, vdd); + if (host->vcc) + ret = mmc_regulator_set_ocr(host->mmc, host->vcc, vdd); /* Enable interface voltage rail, if needed */ if (ret == 0 && host->vcc_aux) { ret = regulator_enable(host->vcc_aux); - if (ret < 0) + if (ret < 0 && host->vcc) ret = mmc_regulator_set_ocr(host->mmc, host->vcc, 0); } @@ -292,7 +293,7 @@ static int omap_hsmmc_set_power(struct device *dev, int slot, int power_on, /* Shut down the rail */ if (host->vcc_aux) ret = regulator_disable(host->vcc_aux); - if (!ret) { + if (host->vcc) { /* Then proceed to shut down the local regulator */ ret = mmc_regulator_set_ocr(host->mmc, host->vcc, 0); -- 1.7.5.4