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From:   Saravanan Sekar <sravanhome@gmail.com>
To:     sravanhome@gmail.com, lgirdwood@gmail.com, broonie@kernel.org,
        sfr@canb.auug.org.au
Cc:     linux-next@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] regulator: mpq7920: Fix Woverflow warning on conversion
Date:   Fri, 10 Jan 2020 10:31:48 +0100
Message-Id: <20200110093148.6718-1-sravanhome@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Fix warning Woverflow warning on type conversion reported on X86.

Fixes: 6501c1f54a17 (regulator: mpq7920: add mpq7920 regulator driver)
Signed-off-by: Saravanan Sekar <sravanhome@gmail.com>
---
 drivers/regulator/mpq7920.c | 2 +-
 drivers/regulator/mpq7920.h | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/regulator/mpq7920.c b/drivers/regulator/mpq7920.c
index c603d60fb87b..ab1b847c57e5 100644
--- a/drivers/regulator/mpq7920.c
+++ b/drivers/regulator/mpq7920.c
@@ -221,7 +221,7 @@ static int mpq7920_parse_cb(struct device_node *np,
 	if (of_property_read_bool(np, "mps,buck-ovp-disable")) {
 		regmap_update_bits(config->regmap,
 				MPQ7920_BUCK1_REG_B + (rdesc->id * 4),
-				BIT(6), ~BIT(6));
+				MPQ7920_MASK_OVP, MPQ7920_OVP_DISABLE);
 	}
 
 	ret = of_property_read_u8(np, "mps,buck-phase-delay", &val);
diff --git a/drivers/regulator/mpq7920.h b/drivers/regulator/mpq7920.h
index 6a93bfbc750c..1498a1e3f4f5 100644
--- a/drivers/regulator/mpq7920.h
+++ b/drivers/regulator/mpq7920.h
@@ -55,6 +55,8 @@
 #define MPQ7920_MASK_SWITCH_FREQ	0x30
 #define MPQ7920_MASK_BUCK_PHASE_DEALY	0x30
 #define MPQ7920_MASK_DVS_SLEWRATE	0xc0
+#define MPQ7920_MASK_OVP		0x40
+#define MPQ7920_OVP_DISABLE		~(0x40)
 #define MPQ7920_DISCHARGE_ON		0x1
 
 #define MPQ7920_REGULATOR_EN_OFFSET	7
-- 
2.17.1