From 254df038e5ca275be437d5fa562d7f59beab6ef5 Mon Sep 17 00:00:00 2001
From: Tanmay Jagdale <tanmay.jagdale@broadcom.com>
Date: Fri, 16 Sep 2016 00:57:39 +0530
Subject: [PATCH] i2c: xlp9xx: ACPI support for I2C clients

The ACPI companion of the adapter has to be set for I2C controller
code to read and attach the slave devices described in the ACPI table
with the I2CSerialBus resource descriptor. Used ACPI_COMPANION_SET
macro to set this.

Signed-off-by: Tanmay Jagdale <tanmay.jagdale@broadcom.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
---
 drivers/i2c/busses/i2c-xlp9xx.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/i2c/busses/i2c-xlp9xx.c b/drivers/i2c/busses/i2c-xlp9xx.c
index e29ff37a43bd61..84a8b2eccffb2d 100644
--- a/drivers/i2c/busses/i2c-xlp9xx.c
+++ b/drivers/i2c/busses/i2c-xlp9xx.c
@@ -393,6 +393,7 @@ static int xlp9xx_i2c_probe(struct platform_device *pdev)
 	init_completion(&priv->msg_complete);
 	priv->adapter.dev.parent = &pdev->dev;
 	priv->adapter.algo = &xlp9xx_i2c_algo;
+	ACPI_COMPANION_SET(&priv->adapter.dev, ACPI_COMPANION(&pdev->dev));
 	priv->adapter.dev.of_node = pdev->dev.of_node;
 	priv->dev = &pdev->dev;
 
-- 
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