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usb: host: ehci-platform: add TPL support

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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/20220621152350.145745-3-fabrice.gasnier@foss.st.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Amelie Delaunay 2022-06-21 17:23:48 +02:00 committed by Greg Kroah-Hartman
parent 281aec87d0
commit 401e9d7322
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/host/ehci-platform.c
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@ -370,6 +370,8 @@ static int ehci_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;