From 69f3d2953db78d5f773d627c2dcc1bf0ebf2cc13 Mon Sep 17 00:00:00 2001 From: JC Kuo Date: Tue, 21 Jul 2015 21:53:32 +0800 Subject: pinctrl: tegra186: padctl_uphy: add XUSB AO This commit add XUSB AO programming sequence which support UTMI/HSIC sleepwalk. bug 200057796 Change-Id: Id20ec2becfee721a1f2cb83809f7de2d2d5a0992 Signed-off-by: JC Kuo Reviewed-on: http://git-master/r/772916 Reviewed-by: ChihMin Cheng Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Ray Sung Reviewed-by: Ashutosh Jha --- include/linux/phy/tegra_phy.h | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 include/linux/phy/tegra_phy.h (limited to 'include/linux/phy') diff --git a/include/linux/phy/tegra_phy.h b/include/linux/phy/tegra_phy.h new file mode 100644 index 000000000..eff76ee8a --- /dev/null +++ b/include/linux/phy/tegra_phy.h @@ -0,0 +1,41 @@ +/* + * tegra_phy.h -- Tegra generic phy extensions + * + * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef __DRIVERS_TEGRA_PHY_H +#define __DRIVERS_TEGRA_PHY_H + +#include +#include + +#if IS_ENABLED(CONFIG_GENERIC_PHY) +int tegra_phy_xusb_enable_sleepwalk(struct phy *phy, + enum usb_device_speed speed); +int tegra_phy_xusb_disable_sleepwalk(struct phy *phy); +#else +static inline int tegra_phy_xusb_enable_sleepwalk(struct phy *phy, + enum usb_device_speed speed) +{ + return -ENOSYS; +} +static inline int tegra_phy_xusb_disable_sleepwalk(struct phy *phy) +{ + return -ENOSYS; +} +#endif + +#endif /* __DRIVERS_TEGRA_PHY_H */ -- cgit v1.2.2