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Commit 5b5269dd authored by Charan Teja Reddy's avatar Charan Teja Reddy
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coresight: add the fuse check logic for TPDM 



Reintroduce the fuse check logic for tpdm as AUTHSTATUS register is
showing the false values even when the fuse is not blown.

Change-Id: I4bc587b05193a97d95c929c310918de0c2c3626c
Signed-off-by: default avatarCharan Teja Reddy <charante@codeaurora.org>
parent 0df741f7

drivers/coresight/coresight-tpdm.c

+3 −5
Original line number Diff line number Diff line
@@ -3409,6 +3409,9 @@ static int tpdm_probe(struct platform_device *pdev) 
	struct resource *res;

	struct coresight_desc *desc;



	if (coresight_fuse_access_disabled())

		return -EPERM;



	pdata = of_get_coresight_platform_data(dev, pdev->dev.of_node);

	if (IS_ERR(pdata))

		return PTR_ERR(pdata);
@@ -3445,11 +3448,6 @@ static int tpdm_probe(struct platform_device *pdev) 
	if (ret)

		return ret;



	if (!coresight_authstatus_enabled(drvdata->base)) {

		clk_disable_unprepare(drvdata->clk);

		return -EPERM;

	}



	pidr = tpdm_readl(drvdata, CORESIGHT_PERIPHIDR0);

	for (i = 0; i < TPDM_DATASETS; i++) {

		if (pidr & BIT(i)) {