usb: host: xhci-plat: add platform TPL support

PATCH New Peter Chen 1 participant 1 message Jul 18, 2018

Subsystems (2)

USB USB xHCI driver

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Peter Chen

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2018-07-18 06:42 UTC #0 lore raw

PATCH 1/1 usb: host: xhci-plat: add platform TPL support

The TPL support is used to identify targeted devices during EH2.0 and EH3.0 certification test, the user can add "tpl-support" at dts to enable this feature.

Signed-off-by Peter Chen <[email protected]>

---
 drivers/usb/host/xhci-plat.c | 3 +++
 1 file changed, 3 insertions(+)

drivers/usb/host/xhci-plat.c +3 -0

index c1b22fc64e38..270976cf4156 100644
@@ -18,6 +18,7 @@
 #include <linux/usb/phy.h>
 #include <linux/slab.h>
 #include <linux/acpi.h>
+#include <linux/usb/of.h>
 
 #include "xhci.h"
 #include "xhci-plat.h"

@@ -299,6 +300,8 @@ static int xhci_plat_probe(struct platform_device *pdev)
 		hcd->skip_phy_initialization = 1;
 	}
 
+	hcd->tpl_support = of_usb_host_tpl_support(sysdev->of_node);
+	xhci->shared_hcd->tpl_support = hcd->tpl_support;
 	ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
 	if (ret)
 		goto disable_usb_phy;