From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932119Ab1LELon (ORCPT ); Mon, 5 Dec 2011 06:44:43 -0500 Received: from opensource.wolfsonmicro.com ([80.75.67.52]:37637 "EHLO opensource.wolfsonmicro.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932091Ab1LELon (ORCPT ); Mon, 5 Dec 2011 06:44:43 -0500 From: Mark Brown To: Liam Girdwood , Thomas Abraham Cc: linux-kernel@vger.kernel.org, patches@opensource.wolfsonmicro.com, Mark Brown Subject: [PATCH] regulator: If a single voltage is set with device tree then set apply_uV Date: Mon, 5 Dec 2011 11:44:39 +0000 Message-Id: <1323085479-27410-1-git-send-email-broonie@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.7.7.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Otherwise there is no way in the bindings to configure a fixed voltage via software. It seems reasonable to assume that if the binding explicitly specifies a voltage we want to actually use that voltage. Signed-off-by: Mark Brown --- drivers/regulator/of_regulator.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c index acd7045..b7b3fc3 100644 --- a/drivers/regulator/of_regulator.c +++ b/drivers/regulator/of_regulator.c @@ -34,6 +34,9 @@ static void of_get_regulation_constraints(struct device_node *np, /* Voltage change possible? */ if (constraints->min_uV != constraints->max_uV) constraints->valid_ops_mask |= REGULATOR_CHANGE_VOLTAGE; + /* Only one voltage? Then make sure it's set. */ + if (constraints->min_uV == constraints->max_uV) + constraints->apply_uV = true; uV_offset = of_get_property(np, "regulator-microvolt-offset", NULL); if (uV_offset) -- 1.7.7.3