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Commit 95e0cf3c authored by Ard Biesheuvel's avatar Ard Biesheuvel Committed by Wolfram Sang
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i2c: synquacer: fix enumeration of slave devices 



The I2C host driver for SynQuacer fails to populate the of_node and
ACPI companion fields of the struct i2c_adapter it instantiates,
resulting in enumeration of the subordinate I2C bus to fail.

Fixes: 0d676a6c ("i2c: add support for Socionext SynQuacer I2C controller")
Cc: <stable@vger.kernel.org> # v4.19+
Signed-off-by: default avatarArd Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: default avatarWolfram Sang <wsa@the-dreams.de>
parent fb31fbef

drivers/i2c/busses/i2c-synquacer.c

+2 −0
Original line number Diff line number Diff line
@@ -597,6 +597,8 @@ static int synquacer_i2c_probe(struct platform_device *pdev) 
	i2c->adapter = synquacer_i2c_ops;

	i2c_set_adapdata(&i2c->adapter, i2c);

	i2c->adapter.dev.parent = &pdev->dev;

	i2c->adapter.dev.of_node = pdev->dev.of_node;

	ACPI_COMPANION_SET(&i2c->adapter.dev, ACPI_COMPANION(&pdev->dev));

	i2c->adapter.nr = pdev->id;

	init_completion(&i2c->completion);