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coresight: acpi: Static funnel support

The ACPI bindings for CoreSight has been updated to add the device
id for non-programmable CoreSight funnels (aka static funnels) as of
v1.1 [0]. Add the ACPI id for static funnels in the driver.

[0] https://static.docs.arm.com/den0067/a/DEN0067_CoreSight_ACPI_1.1.pdf

Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20190829202842.580-9-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Suzuki K Poulose 2019-08-29 14:28:33 -06:00 committed by Greg Kroah-Hartman
parent 82451bbd54
commit 6c87bedc9e

View File

@ -5,6 +5,7 @@
* Description: CoreSight Funnel driver
*/
#include <linux/acpi.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/types.h>
@ -302,11 +303,19 @@ static const struct of_device_id static_funnel_match[] = {
{}
};
#ifdef CONFIG_ACPI
static const struct acpi_device_id static_funnel_ids[] = {
{"ARMHC9FE", 0},
{},
};
#endif
static struct platform_driver static_funnel_driver = {
.probe = static_funnel_probe,
.driver = {
.name = "coresight-static-funnel",
.of_match_table = static_funnel_match,
.acpi_match_table = ACPI_PTR(static_funnel_ids),
.pm = &funnel_dev_pm_ops,
.suppress_bind_attrs = true,
},