linux-kernel - [PATCH] regulator: s2mps11: Fix ramp delay value shift operation

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Message-id: <000001cdc9e9$4e417cd0$eac47670$@com>
Date:	Sat, 24 Nov 2012 11:13:28 +0900
From:	Sangbeom Kim <sbkim73@...sung.com>
To:	'Mark Brown' <broonie@...nsource.wolfsonmicro.com>, lrg@...com
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] regulator: s2mps11: Fix ramp delay value shift operation

This patch fix the abnormal ramp delay setting.
The shift operation was wrong.

Signed-off-by: Sangbeom Kim <sbkim73@...sung.com>
---
 drivers/regulator/s2mps11.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c
index 85fc086..bd062a2 100644
--- a/drivers/regulator/s2mps11.c
+++ b/drivers/regulator/s2mps11.c
@@ -269,16 +269,16 @@ static int s2mps11_pmic_probe(struct platform_device *pdev)
 
 	if (ramp_enable) {
 		if (s2mps11->buck2_ramp)
-			ramp_reg |= get_ramp_delay(s2mps11->ramp_delay2) >> 6;
+			ramp_reg |= get_ramp_delay(s2mps11->ramp_delay2) << 6;
 		if (s2mps11->buck3_ramp || s2mps11->buck4_ramp)
-			ramp_reg |= get_ramp_delay(s2mps11->ramp_delay34) >> 4;
+			ramp_reg |= get_ramp_delay(s2mps11->ramp_delay34) << 4;
 		sec_reg_write(iodev, S2MPS11_REG_RAMP, ramp_reg | ramp_enable);
 	}
 
 	ramp_reg &= 0x00;
-	ramp_reg |= get_ramp_delay(s2mps11->ramp_delay5) >> 6;
-	ramp_reg |= get_ramp_delay(s2mps11->ramp_delay16) >> 4;
-	ramp_reg |= get_ramp_delay(s2mps11->ramp_delay7810) >> 2;
+	ramp_reg |= get_ramp_delay(s2mps11->ramp_delay5) << 6;
+	ramp_reg |= get_ramp_delay(s2mps11->ramp_delay16) << 4;
+	ramp_reg |= get_ramp_delay(s2mps11->ramp_delay7810) << 2;
 	ramp_reg |= get_ramp_delay(s2mps11->ramp_delay9);
 	sec_reg_write(iodev, S2MPS11_REG_RAMP_BUCK, ramp_reg);
 
-- 
1.7.4.1


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