From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
To: linux-kernel@vger.kernel.org
Cc: Magnus Damm <magnus.damm@gmail.com>, Simon Horman <horms@verge.net.au>,
        Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
        Vinod Koul <vinod.koul@intel.com>, linux-sh@vger.kernel.org,
        Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>,
        Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Subject: [PATCH v4 06/15] DMA: shdma: make multiplexer platform data optional
Date: Tue, 23 Jul 2013 12:50:00 +0200
Message-Id: <1374576609-27748-7-git-send-email-g.liakhovetski@gmx.de>
In-Reply-To: <1374576609-27748-1-git-send-email-g.liakhovetski@gmx.de>
References: <1374576609-27748-1-git-send-email-g.liakhovetski@gmx.de>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1046
Lines: 31

Instead of supplying platform data to the shdma dmaengine driver via
AUXDATA in the DT case, we now support platform data via an OF match table.
Make platform data optional.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
---
 drivers/dma/sh/shdma-of.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/sh/shdma-of.c b/drivers/dma/sh/shdma-of.c
index 11bcb05..2acf7b6 100644
--- a/drivers/dma/sh/shdma-of.c
+++ b/drivers/dma/sh/shdma-of.c
@@ -45,9 +45,6 @@ static int shdma_of_probe(struct platform_device *pdev)
 	const struct of_dev_auxdata *lookup = pdev->dev.platform_data;
 	int ret;
 
-	if (!lookup)
-		return -EINVAL;
-
 	ret = of_dma_controller_register(pdev->dev.of_node,
 					 shdma_of_xlate, pdev);
 	if (ret < 0)
-- 
1.7.2.5

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