linux-kernel - [PATCH 1/2] regulator: core: Always flag voltage constraints as appliable

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Date:	Mon, 21 Mar 2016 19:18:31 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>,
	Liam Girdwood <lgirdwood@...il.com>
Cc:	linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>
Subject: [PATCH 1/2] regulator: core: Always flag voltage constraints as appliable

Allow the core to always use the voltage constraints to set the voltage
on startup.  A forthcoming change in that code will ensure that we bring
out of constraints voltages into spec with this setting.

Signed-off-by: Mark Brown <broonie@...nel.org>
---
 drivers/regulator/of_regulator.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c
index 6b0aa80b22fd..d2ddefaaddaf 100644
--- a/drivers/regulator/of_regulator.c
+++ b/drivers/regulator/of_regulator.c
@@ -43,12 +43,10 @@ static void of_get_regulation_constraints(struct device_node *np,
 		constraints->max_uV = pval;
 
 	/* Voltage change possible? */
-	if (constraints->min_uV != constraints->max_uV)
+	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->min_uV == constraints->max_uV)
 		constraints->apply_uV = true;
+	}
 
 	if (!of_property_read_u32(np, "regulator-microvolt-offset", &pval))
 		constraints->uV_offset = pval;
-- 
2.7.0