[PATCH 4/4] mfd: 88pm800: Add support for clk subdevice
From: Vaibhav Hiremath <hidden>
Date: 2015-07-21 11:17:09
Also in:
linux-arm-kernel, linux-clk, lkml
Subsystem:
multifunction devices (mfd), the rest · Maintainers:
Lee Jones, Linus Torvalds
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 f104a32..9723eac 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, + }, +}; + 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;
@@ -513,6 +532,12 @@ 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);
--
1.9.1