#define FFCR_FON_MAN BIT(6)
#define FFCR_STOP_FI BIT(12)
+DEFINE_CORESIGHT_DEVLIST(tpiu_devs, "tpiu");
+
/**
* @base: memory mapped base address for this component.
- * @dev: the device entity associated to this component.
* @atclk: optional clock for the core parts of the TPIU.
* @csdev: component vitals needed by the framework.
*/
struct tpiu_drvdata {
void __iomem *base;
- struct device *dev;
struct clk *atclk;
struct coresight_device *csdev;
};
tpiu_enable_hw(drvdata);
atomic_inc(csdev->refcnt);
- dev_dbg(drvdata->dev, "TPIU enabled\n");
+ dev_dbg(&csdev->dev, "TPIU enabled\n");
return 0;
}
tpiu_disable_hw(drvdata);
- dev_dbg(drvdata->dev, "TPIU disabled\n");
+ dev_dbg(&csdev->dev, "TPIU disabled\n");
return 0;
}
struct tpiu_drvdata *drvdata;
struct resource *res = &adev->res;
struct coresight_desc desc = { 0 };
- struct device_node *np = adev->dev.of_node;
- if (np) {
- pdata = of_get_coresight_platform_data(dev, np);
- if (IS_ERR(pdata))
- return PTR_ERR(pdata);
- adev->dev.platform_data = pdata;
- }
+ desc.name = coresight_alloc_device_name(&tpiu_devs, dev);
+ if (!desc.name)
+ return -ENOMEM;
drvdata = devm_kzalloc(dev, sizeof(*drvdata), GFP_KERNEL);
if (!drvdata)
return -ENOMEM;
- drvdata->dev = &adev->dev;
drvdata->atclk = devm_clk_get(&adev->dev, "atclk"); /* optional */
if (!IS_ERR(drvdata->atclk)) {
ret = clk_prepare_enable(drvdata->atclk);
/* Disable tpiu to support older devices */
tpiu_disable_hw(drvdata);
+ pdata = coresight_get_platform_data(dev);
+ if (IS_ERR(pdata))
+ return PTR_ERR(pdata);
+ dev->platform_data = pdata;
+
desc.type = CORESIGHT_DEV_TYPE_SINK;
desc.subtype.sink_subtype = CORESIGHT_DEV_SUBTYPE_SINK_PORT;
desc.ops = &tpiu_cs_ops;