Cc: lee.jones@xxxxxxxxxx
Excuse me Lee, I forgot to Cc entire series to you, will do it in case
of posting v2.
On 9/18/19 12:46, Sylwester Nawrocki wrote:
> The WM1811/WM8994/WM8958 audio CODEC DT bindings specify two optional
> clocks: "MCLK1", "MCLK2". Add code for getting those clocks in the MFD
> part of the wm8994 driver so they can be further handled in the audio
> CODEC part.
>
> Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> ---
> drivers/mfd/wm8994-core.c | 9 +++++++++
> include/linux/mfd/wm8994/core.h | 9 +++++++++
> 2 files changed, 18 insertions(+)
>
> diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
> index 1e9fe7d92597..02c19a0bdeb0 100644
> --- a/drivers/mfd/wm8994-core.c
> +++ b/drivers/mfd/wm8994-core.c
> @@ -7,6 +7,7 @@
> * Author: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
> */
>
> +#include <linux/clk.h>
> #include <linux/kernel.h>
> #include <linux/module.h>
> #include <linux/slab.h>
> @@ -333,6 +334,14 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
>
> dev_set_drvdata(wm8994->dev, wm8994);
>
> + wm8994->mclk[WM8994_MCLK1].id = "MCLK1";
> + wm8994->mclk[WM8994_MCLK2].id = "MCLK2";
> +
> + ret = devm_clk_bulk_get_optional(wm8994->dev, ARRAY_SIZE(wm8994->mclk),
> + wm8994->mclk);
> + if (ret != 0)
> + return ret;
> +
> /* Add the on-chip regulators first for bootstrapping */
> ret = mfd_add_devices(wm8994->dev, 0,
> wm8994_regulator_devs,
> diff --git a/include/linux/mfd/wm8994/core.h b/include/linux/mfd/wm8994/core.h
> index e8b093522ffd..320297a1b70c 100644
> --- a/include/linux/mfd/wm8994/core.h
> +++ b/include/linux/mfd/wm8994/core.h
> @@ -10,12 +10,19 @@
> #ifndef __MFD_WM8994_CORE_H__
> #define __MFD_WM8994_CORE_H__
>
> +#include <linux/clk.h>
> #include <linux/mutex.h>
> #include <linux/interrupt.h>
> #include <linux/regmap.h>
>
> #include <linux/mfd/wm8994/pdata.h>
>
> +enum {
> + WM8994_MCLK1,
> + WM8994_MCLK2,
> + WM8994_NUM_MCLK
> +};
> +
> enum wm8994_type {
> WM8994 = 0,
> WM8958 = 1,
> @@ -60,6 +67,8 @@ struct wm8994 {
> struct device *dev;
> struct regmap *regmap;
>
> + struct clk_bulk_data mclk[WM8994_NUM_MCLK];
> +
> bool ldo_ena_always_driven;
>
> int gpio_base;
--
Regards,
Sylwester
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