From: Wolfram Sang <wsa@the-dreams.de>
Date: Thu, 10 Oct 2013 08:19:13 +0000 (+0200)
Subject: i2c: i2c-arb-gpio-challenge: use deferred probe when adapter not found
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0cd98069ad7acb2a1bdb1bb71b904c1aae0033d0;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

i2c: i2c-arb-gpio-challenge: use deferred probe when adapter not found

If it is not there yet, it might appear later.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
---

diff --git a/drivers/i2c/muxes/i2c-arb-gpio-challenge.c b/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
index 74b41ae690f3..928656e241dd 100644
--- a/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
+++ b/drivers/i2c/muxes/i2c-arb-gpio-challenge.c
@@ -200,7 +200,7 @@ static int i2c_arbitrator_probe(struct platform_device *pdev)
 	arb->parent = of_find_i2c_adapter_by_node(parent_np);
 	if (!arb->parent) {
 		dev_err(dev, "Cannot find parent bus\n");
-		return -EINVAL;
+		return -EPROBE_DEFER;
 	}
 
 	/* Actually add the mux adapter */