linux-kernel - [PATCH v2 15/36] coresight: etm3x: Rearrange cp14 access detection

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Message-Id: <1555344260-12375-16-git-send-email-suzuki.poulose@arm.com>
Date:   Mon, 15 Apr 2019 17:03:58 +0100
From:   Suzuki K Poulose <suzuki.poulose@....com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     linux-kernel@...r.kernel.org, coresight@...ts.linaro.org,
        mathieu.poirier@...aro.org, mike.leach@...aro.org,
        rjw@...ysocki.net, robert.walker@....com,
        Suzuki K Poulose <suzuki.poulose@....com>
Subject: [PATCH v2 15/36] coresight: etm3x: Rearrange cp14 access detection

As we are about to refactor the platform specific handling,
move the DT property handling to generic helpers.

Cc: Mathieu Poirier <mathieu.poirier@...aro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
---
 drivers/hwtracing/coresight/coresight-etm3x.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-etm3x.c b/drivers/hwtracing/coresight/coresight-etm3x.c
index 9c92491..fa2f141 100644
--- a/drivers/hwtracing/coresight/coresight-etm3x.c
+++ b/drivers/hwtracing/coresight/coresight-etm3x.c
@@ -802,9 +802,9 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id)
 			return PTR_ERR(pdata);
 
 		adev->dev.platform_data = pdata;
-		drvdata->use_cp14 = of_property_read_bool(np, "arm,cp14");
 	}
 
+	drvdata->use_cp14 = fwnode_property_read_bool(dev->fwnode, "arm,cp14");
 	dev_set_drvdata(dev, drvdata);
 
 	/* Validity for the resource is already checked by the AMBA core */
-- 
2.7.4