[PATCH 7/9] USB chipidea i.MX: introduce dr_mode property
From: s.hauer@pengutronix.de (Sascha Hauer)
Date: 2013-02-04 13:24:33
Subsystem:
chipidea usb high speed dual role controller, open firmware and flattened device tree bindings, the rest, usb subsystem · Maintainers:
Peter Chen, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Greg Kroah-Hartman
The dr_mode devicetree property allows to explicitly specify the host/peripheral/otg mode. This is necessary for boards without proper ID pin handling. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Reviewed-by: Peter Chen <redacted> --- Documentation/devicetree/bindings/usb/ci13xxx-imx.txt | 1 + drivers/usb/chipidea/ci13xxx_imx.c | 1 + 2 files changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt b/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt
index dd42ccd..493a414 100644
--- a/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt
+++ b/Documentation/devicetree/bindings/usb/ci13xxx-imx.txt@@ -9,6 +9,7 @@ Recommended properies: - phy_type: the type of the phy connected to the core. Should be one of "utmi", "utmi_wide", "ulpi", "serial" or "hsic". Without this property the PORTSC register won't be touched +- dr_mode: One of "host", "peripheral" or "otg". Defaults to "otg" Optional properties: - fsl,usbphy: phandler of usb phy that connects to the only one port
diff --git a/drivers/usb/chipidea/ci13xxx_imx.c b/drivers/usb/chipidea/ci13xxx_imx.c
index ebc1148..b598bb8f 100644
--- a/drivers/usb/chipidea/ci13xxx_imx.c
+++ b/drivers/usb/chipidea/ci13xxx_imx.c@@ -114,6 +114,7 @@ static int ci13xxx_imx_probe(struct platform_device *pdev) CI13XXX_DISABLE_STREAMING; pdata->phy_mode = of_usb_get_phy_mode(pdev->dev.of_node); + pdata->dr_mode = of_usb_get_dr_mode(pdev->dev.of_node); data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); if (!data) {
--
1.7.10.4