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mfd: twl-core: Add a clock subdevice for the TWL6032

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Clock device needs no separate devicetree node, so add it as
a platform device. Other devices in the family also have controllable
clocks, but due to the lack of testing, just add it for the TWL6032
now.

Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
Link: https://lore.kernel.org/r/20230916100515.1650336-4-andreas@kemnade.info
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Andreas Kemnade 2023-09-16 12:05:13 +02:00 committed by Lee Jones
parent b06545fcb3
commit 6341632041
1 changed files with 16 additions and 0 deletions
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16
drivers/mfd/twl-core.c
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@ -31,6 +31,8 @@
#include <linux/regulator/machine.h>
#include <linux/i2c.h>
#include <linux/mfd/core.h>
#include <linux/mfd/twl.h>
/* Register descriptions for audio */
@ -690,6 +692,10 @@ static struct of_dev_auxdata twl_auxdata_lookup[] = {
{ /* sentinel */ },
};
static const struct mfd_cell twl6032_cells[] = {
{ .name = "twl6032-clk" },
};
/* NOTE: This driver only handles a single twl4030/tps659x0 chip */
static int
twl_probe(struct i2c_client *client)
@ -836,6 +842,16 @@ 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;
}
status = of_platform_populate(node, NULL, twl_auxdata_lookup,
&client->dev);