On Tue, 25 Aug 2015, Krzysztof Kozlowski wrote:

On 25.08.2015 03:56, Vaibhav Hiremath wrote:

quoted

This patch adds mfd_cell/clk-subdevice for 88PM800 MFD
(and family of devices).

Signed-off-by: Vaibhav Hiremath <redacted>
---
 drivers/mfd/88pm800.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/drivers/mfd/88pm800.c b/drivers/mfd/88pm800.c
index c4e097d..a928eed 100644
--- a/drivers/mfd/88pm800.c
+++ b/drivers/mfd/88pm800.c

@@ -173,6 +173,14 @@ static const struct mfd_cell regulator_devs[] = {
 	},
 };
 
+static struct mfd_cell clk_devs[] = {
+	{
+		.name = "88pm80x-clk",
+		.of_compatible = "marvell,88pm800-clk",
+		.id = -1,

The "-1" here stands for PLATFORM_DEVID_NONE?

Right.  Please use the define, but use it in the mfd_add_devices()
call, rather than individual cells.

quoted

+	},
+};
+
 static const struct regmap_irq pm800_irqs[] = {
 	/* INT0 */
 	[PM800_IRQ_ONKEY] = {

@@ -344,6 +352,17 @@ static int device_regulator_init(struct pm80x_chip *chip)
 			ARRAY_SIZE(regulator_devs), NULL, 0, NULL);
 }
 
+static int device_clk_init(struct pm80x_chip *chip)
+{
+	if (chip->type == CHIP_PM800)
+		clk_devs[0].name = "88pm800-clk";
+	else if (chip->type == CHIP_PM860)
+		clk_devs[0].name = "88pm860-clk";
+
+	return mfd_add_devices(chip->dev, 0, &clk_devs[0],
+			ARRAY_SIZE(clk_devs), NULL, 0, NULL);
+}
+
 static int device_irq_init_800(struct pm80x_chip *chip)
 {
 	struct regmap *map = chip->regmap;

@@ -511,6 +530,12 @@ static int device_800_init(struct pm80x_chip *chip)
 		goto out;
 	}
 
+	ret = device_clk_init(chip);
+	if (ret) {
+		dev_err(chip->dev, "Failed to add clk subdev\n");
+		goto out;
+	}
+
 	return 0;
 out_dev:
 	mfd_remove_devices(chip->dev);

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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