> Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@xxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/mfd/da9055.txt | 73 ++++++++++++++++++++++
> drivers/mfd/da9055-i2c.c | 8 +++
Can you break this up please.
Bindings should be separate to the binding document.
> 2 files changed, 81 insertions(+), 0 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/mfd/da9055.txt
>
> diff --git a/Documentation/devicetree/bindings/mfd/da9055.txt b/Documentation/devicetree/bindings/mfd/da9055.txt
> new file mode 100644
> index 0000000..f903c3f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/da9055.txt
> @@ -0,0 +1,73 @@
> +* Dialog DA9055 Power Management Integrated Circuit (PMIC)
> +
> +DA9055 consists of a large and varied group of sub-devices (I2C Only):
> +
> +Device Supply Names Description
> +------ ------------ -----------
> +da9055-gpio : : GPIOs
> +da9055-regulator : : Regulators
> +da9055-onkey : : On key
> +da9055-rtc : : RTC
> +da9055-hwmon : : ADC
> +da9055-watchdog : : Watchdog
> +
> +The CODEC device in DA9055 has a separate, configurable I2C address and so
> +is instantiated separately from the PMIC.
> +
> +For details on accompanying CODEC I2C device, see the following:
> +Documentation/devicetree/bindings/sound/da9055.txt
> +
> +======
> +
> +Required properties:
> +- compatible : Should be "dlg,da9055-pmic"
> +- reg: Specifies the I2C slave address (defaults to 0x5a but can be modified)
> +- interrupt-parent: Specifies the phandle of the interrupt controller to which
> + the IRQs from da9055 are delivered to.
> +- interrupts: IRQ line info for da9055 chip.
> +- interrupt-controller: da9055 has internal IRQs (has own IRQ domain).
> +- #interrupt-cells: Should be 1, is the local IRQ number for da9055.
> +
> +Sub-nodes:
> +- regulators : Contain the regulator nodes. The DA9055 regulators are
> + bound using their names as listed below:
> +
> + buck1 : regulator BUCK1
> + buck2 : regulator BUCK2
> + ldo1 : regulator LDO1
> + ldo2 : regulator LDO2
> + ldo3 : regulator LDO3
> + ldo4 : regulator LDO4
> + ldo5 : regulator LDO5
> + ldo6 : regulator LDO6
> +
> + The bindings details of individual regulator device can be found in:
> + Documentation/devicetree/bindings/regulator/regulator.txt
> +
> +
> +Example:
> +
> + pmic: da9055-pmic@5a {
> + compatible = "dlg,da9055-pmic";
> + reg = <0x5a>;
> + interrupt-parent = <&intc>;
> + interrupts = <5 0x8>;
> + interrupt-controller;
> + #interrupt-cells = <1>;
> +
> + regulators {
> + buck1: BUCK1 {
> + regulator-min-microvolt = <725000>;
> + regulator-max-microvolt = <2075000>;
> + };
> +
> + buck2: BUCK2 {
> + regulator-min-microvolt = <925000>;
> + regulator-max-microvolt = <2500000>;
> + };
> + ldo1: LDO1 {
> + regulator-min-microvolt = <900000>;
> + regulator-max-microvolt = <3300000>;
> + };
> + };
> + };
> diff --git a/drivers/mfd/da9055-i2c.c b/drivers/mfd/da9055-i2c.c
> index 8103e43..366a3e2 100644
> --- a/drivers/mfd/da9055-i2c.c
> +++ b/drivers/mfd/da9055-i2c.c
> @@ -15,6 +15,8 @@
> #include <linux/device.h>
> #include <linux/i2c.h>
> #include <linux/err.h>
> +#include <linux/of.h>
> +#include <linux/of_device.h>
>
> #include <linux/mfd/da9055/core.h>
>
> @@ -66,6 +68,11 @@ static struct i2c_device_id da9055_i2c_id[] = {
> };
> MODULE_DEVICE_TABLE(i2c, da9055_i2c_id);
>
> +static const struct of_device_id da9055_of_match[] = {
> + { .compatible = "dlg,da9055-pmic", .data = (void *)&da9055_i2c_id[0] },
Entangling the i2c_device_id table with the of_device_id table sounds
a bit too wacky for my liking. Where do you even use it?
> + { }
> +};
> +
> static struct i2c_driver da9055_i2c_driver = {
> .probe = da9055_i2c_probe,
> .remove = da9055_i2c_remove,
> @@ -73,6 +80,7 @@ static struct i2c_driver da9055_i2c_driver = {
> .driver = {
> .name = "da9055-pmic",
> .owner = THIS_MODULE,
> + .of_match_table = of_match_ptr(da9055_of_match),
> },
> };
>
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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