From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Sun, 24 Jul 2011 11:40:48 +0000 (+0100)
Subject: regulator: Add WM1811 support
X-Git-Tag: v3.3-rc1~14^2~534
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a1ff89ef3cd6515d378f946db5f3760089bb644e;p=platform%2Fkernel%2Flinux-exynos.git

regulator: Add WM1811 support

The WM1811 has a slightly different range on LDO2 to other WM8994 class
devices.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/drivers/regulator/wm8994-regulator.c b/drivers/regulator/wm8994-regulator.c
index 1a6a690..b87bf5c 100644
--- a/drivers/regulator/wm8994-regulator.c
+++ b/drivers/regulator/wm8994-regulator.c
@@ -140,6 +140,14 @@ static int wm8994_ldo2_list_voltage(struct regulator_dev *rdev,
 		return (selector * 100000) + 900000;
 	case WM8958:
 		return (selector * 100000) + 1000000;
+	case WM1811:
+		switch (selector) {
+		case 0:
+			return -EINVAL;
+		default:
+			return (selector * 100000) + 950000;
+		}
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -170,6 +178,11 @@ static int wm8994_ldo2_set_voltage(struct regulator_dev *rdev,
 	case WM8958:
 		selector = (min_uV - 1000000) / 100000;
 		break;
+	case WM1811:
+		selector = (min_uV - 950000) / 100000;
+		if (selector == 0)
+			selector = 1;
+		break;
 	default:
 		return -EINVAL;
 	}