[v1] mfd: twl: Add clock for TWL6030

[PATCH 1/2] mfd: twl-core: Add a clock subdevice for the TWL6030

Posted by Andreas Kemnade 2 months ago

Also the TWL6030 has some clocks, so add a subdevice for that.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
---
 drivers/mfd/twl-core.c | 32 ++++++++++++++++++++++----------
 1 file changed, 22 insertions(+), 10 deletions(-)

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index c130ffef182f..c981922f62d5 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -711,6 +711,10 @@ static struct of_dev_auxdata twl_auxdata_lookup[] = {
 	{ /* sentinel */ },
 };
 
+static const struct mfd_cell twl6030_cells[] = {
+	{ .name = "twl6030-clk" },
+};
+
 static const struct mfd_cell twl6032_cells[] = {
 	{ .name = "twl6032-clk" },
 };
@@ -861,17 +865,25 @@ twl_probe(struct i2c_client *client)
 				 TWL4030_DCDC_GLOBAL_CFG);
 	}
 
-	if (id->driver_data == (TWL6030_CLASS | TWL6032_SUBCLASS)) {
-		status = devm_mfd_add_devices(&client->dev,
-					      PLATFORM_DEVID_NONE,
-					      twl6032_cells,
-					      ARRAY_SIZE(twl6032_cells),
-					      NULL, 0, NULL);
-		if (status < 0)
-			goto free;
-	}
-
 	if (twl_class_is_6030()) {
+		if (id->driver_data & TWL6032_SUBCLASS) {
+			status = devm_mfd_add_devices(&client->dev,
+						      PLATFORM_DEVID_NONE,
+						      twl6032_cells,
+						      ARRAY_SIZE(twl6032_cells),
+						      NULL, 0, NULL);
+			if (status < 0)
+				goto free;
+		} else {
+			status = devm_mfd_add_devices(&client->dev,
+						      PLATFORM_DEVID_NONE,
+						      twl6030_cells,
+						      ARRAY_SIZE(twl6030_cells),
+						      NULL, 0, NULL);
+			if (status < 0)
+				goto free;
+		}
+
 		if (of_device_is_system_power_controller(node)) {
 			if (!pm_power_off)
 				pm_power_off = twl6030_power_off;
-- 
2.39.5

Re: [PATCH 1/2] mfd: twl-core: Add a clock subdevice for the TWL6030

Posted by Lee Jones 1 month, 2 weeks ago

On Tue, 24 Sep 2024, Andreas Kemnade wrote:

> Also the TWL6030 has some clocks, so add a subdevice for that.
> 
> Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> ---
>  drivers/mfd/twl-core.c | 32 ++++++++++++++++++++++----------
>  1 file changed, 22 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
> index c130ffef182f..c981922f62d5 100644
> --- a/drivers/mfd/twl-core.c
> +++ b/drivers/mfd/twl-core.c
> @@ -711,6 +711,10 @@ static struct of_dev_auxdata twl_auxdata_lookup[] = {
>  	{ /* sentinel */ },
>  };
>  
> +static const struct mfd_cell twl6030_cells[] = {
> +	{ .name = "twl6030-clk" },
> +};
> +
>  static const struct mfd_cell twl6032_cells[] = {
>  	{ .name = "twl6032-clk" },
>  };
> @@ -861,17 +865,25 @@ twl_probe(struct i2c_client *client)
>  				 TWL4030_DCDC_GLOBAL_CFG);
>  	}
>  
> -	if (id->driver_data == (TWL6030_CLASS | TWL6032_SUBCLASS)) {
> -		status = devm_mfd_add_devices(&client->dev,
> -					      PLATFORM_DEVID_NONE,
> -					      twl6032_cells,
> -					      ARRAY_SIZE(twl6032_cells),
> -					      NULL, 0, NULL);
> -		if (status < 0)
> -			goto free;
> -	}
> -
>  	if (twl_class_is_6030()) {
> +		if (id->driver_data & TWL6032_SUBCLASS) {
> +			status = devm_mfd_add_devices(&client->dev,
> +						      PLATFORM_DEVID_NONE,
> +						      twl6032_cells,
> +						      ARRAY_SIZE(twl6032_cells),
> +						      NULL, 0, NULL);
> +			if (status < 0)
> +				goto free;
> +		} else {
> +			status = devm_mfd_add_devices(&client->dev,
> +						      PLATFORM_DEVID_NONE,
> +						      twl6030_cells,
> +						      ARRAY_SIZE(twl6030_cells),
> +						      NULL, 0, NULL);
> +			if (status < 0)
> +				goto free;
> +		}
> +

Before this gets too crazy, how about:

> +		if (id->driver_data & TWL6032_SUBCLASS) {
> +			cells = twl6032_cells;
> +			num_cells = ARRAY_SIZE(twl6032_cells);
> +		} else {
> +			cells = twl6030_cells;
> +			num_cells = ARRAY_SIZE(twl6030_cells);
> +		}
> +
> +		status = devm_mfd_add_devices(&client->dev, PLATFORM_DEVID_NONE,
> +					      cells, num_cells, NULL, 0, NULL);
> +		if (status < 0)
> +			goto free;


>  		if (of_device_is_system_power_controller(node)) {
>  			if (!pm_power_off)
>  				pm_power_off = twl6030_power_off;
> -- 
> 2.39.5
> 

-- 
Lee Jones [李琼斯]

Re: [PATCH 1/2] mfd: twl-core: Add a clock subdevice for the TWL6030

Posted by Roger Quadros 2 months ago


On 24/09/2024 13:36, Andreas Kemnade wrote:
> Also the TWL6030 has some clocks, so add a subdevice for that.
> 
> Signed-off-by: Andreas Kemnade <andreas@kemnade.info>

Reviewed-by: Roger Quadros <rogerq@kernel.org>