usb: host: ohci-platform: add TPL support

The Target Peripheral List (TPL) is used to identify targeted devices
during Embedded Host compliance testing. The user can add "tpl-support"
in the device tree to enable it.

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Amelie Delaunay <amelie.delaunay@foss.st.com>
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Link: https://lore.kernel.org/r/20220621152350.145745-2-fabrice.gasnier@foss.st.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Amelie Delaunay 2022-06-21 17:23:47 +02:00 committed by Greg Kroah-Hartman
parent 18171cfc3c
commit 281aec87d0

View file

@ -28,6 +28,7 @@
#include <linux/usb/ohci_pdriver.h>
#include <linux/usb.h>
#include <linux/usb/hcd.h>
#include <linux/usb/of.h>
#include "ohci.h"
@ -210,6 +211,8 @@ static int ohci_platform_probe(struct platform_device *dev)
hcd->rsrc_start = res_mem->start;
hcd->rsrc_len = resource_size(res_mem);
hcd->tpl_support = of_usb_host_tpl_support(dev->dev.of_node);
err = usb_add_hcd(hcd, irq, IRQF_SHARED);
if (err)
goto err_power;