Re: [PATCH 2/2] regulator: Add support for MAX77686.

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Hi,

just a few nitpicks...

On 05/09/2012 06:24 PM, Yadwinder Singh wrote:
From: Yadwinder Singh Brar<yadi.brar@xxxxxxxxxxx>

Add support for PMIC/regulator portion of MAX77686 multifunction device.
MAX77686 provides LDOs[1-26] and BUCKs[1-9]. This is initial release of driver
which supports setting and getting the voltage of a regulator with I2C
interface.

Signed-off-by: Yadwinder Singh Brar<yadi.brar@xxxxxxxxxxx>
...
diff --git a/drivers/regulator/max77686.c b/drivers/regulator/max77686.c
new file mode 100644
index 0000000..4aa9722
--- /dev/null
+++ b/drivers/regulator/max77686.c
@@ -0,0 +1,660 @@
+/*
+ * max77686.c - Regulator driver for the Maxim 77686
+ *
+ * Copyright (C) 2012 Samsung Electronics

I believe this should read:

  + * Copyright (C) 2012 Samsung Electronics Co., Ltd.

In patch 1/2 the copyright notice is also not exactly correct.

+ * Chiwoong Byun<woong.byun@xxxxxxxxxxx>

s/smasung/samsung

...
+static int max77686_get_enable_register(struct regulator_dev *rdev,
+					int *reg, int *mask, int *pattern)
+{
+	int rid = rdev_get_id(rdev);
+
+	switch (rid) {
+	case MAX77686_LDO1...MAX77686_LDO26:
+		*reg = MAX77686_REG_LDO1CTRL1 + (rid - MAX77686_LDO1);
+		*mask = 0xC0;
+		*pattern = 0xC0;

What about using lower case for all hex numbers ?

...
+static int max77686_get_voltage_register(struct regulator_dev *rdev,
+					 int *_reg, int *_shift, int *_mask)
+{
...
+	case MAX77686_BUCK2:
+		reg = MAX77686_REG_BUCK2DVS1;
+		mask = 0xff;
+		break;
+	case MAX77686_BUCK3:
+		reg = MAX77686_REG_BUCK3DVS1;
+		mask = 0xff;
+		break;
+	case MAX77686_BUCK4:
+		reg = MAX77686_REG_BUCK4DVS1;
+		mask = 0xff;
+		break;
+	case MAX77686_BUCK5...MAX77686_BUCK9:
+		reg = MAX77686_REG_BUCK5OUT + (rid - MAX77686_BUCK5) * 2;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	*_reg = reg;
+	*_shift = shift;
+	*_mask = mask;
+
+	return 0;
+}

Thanks,
Sylwester
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