diff options
author | Stephen Warren <swarren@nvidia.com> | 2012-09-14 11:35:16 -0600 |
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committer | Stephen Warren <swarren@nvidia.com> | 2012-09-14 11:35:16 -0600 |
commit | fef40b2369a4ececa16b4d02b625e45252fe5d0a (patch) | |
tree | 22445e45f0882630e410b89e2a26fd3e9ba9c30b /include/linux/usb/tegra_usb_phy.h | |
parent | f49540d1d7e90dc9864d96ad5a505d7feb8efbcc (diff) | |
parent | 363366cf61c544ea476f3d220f43a95cb03014f5 (diff) |
Merge commit 'xceiv-for-v3.7' into for-3.7/cleanup2
Diffstat (limited to 'include/linux/usb/tegra_usb_phy.h')
-rw-r--r-- | include/linux/usb/tegra_usb_phy.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/include/linux/usb/tegra_usb_phy.h b/include/linux/usb/tegra_usb_phy.h new file mode 100644 index 000000000000..176b1ca06ae4 --- /dev/null +++ b/include/linux/usb/tegra_usb_phy.h @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2010 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that 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. + * + */ + +#ifndef __TEGRA_USB_PHY_H +#define __TEGRA_USB_PHY_H + +#include <linux/clk.h> +#include <linux/usb/otg.h> + +struct tegra_utmip_config { + u8 hssync_start_delay; + u8 elastic_limit; + u8 idle_wait_delay; + u8 term_range_adj; + u8 xcvr_setup; + u8 xcvr_lsfslew; + u8 xcvr_lsrslew; +}; + +struct tegra_ulpi_config { + int reset_gpio; + const char *clk; +}; + +enum tegra_usb_phy_port_speed { + TEGRA_USB_PHY_PORT_SPEED_FULL = 0, + TEGRA_USB_PHY_PORT_SPEED_LOW, + TEGRA_USB_PHY_PORT_SPEED_HIGH, +}; + +enum tegra_usb_phy_mode { + TEGRA_USB_PHY_MODE_DEVICE, + TEGRA_USB_PHY_MODE_HOST, +}; + +struct tegra_xtal_freq; + +struct tegra_usb_phy { + int instance; + const struct tegra_xtal_freq *freq; + void __iomem *regs; + void __iomem *pad_regs; + struct clk *clk; + struct clk *pll_u; + struct clk *pad_clk; + enum tegra_usb_phy_mode mode; + void *config; + struct usb_phy *ulpi; + struct usb_phy u_phy; + struct device *dev; +}; + +struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance, + void __iomem *regs, void *config, enum tegra_usb_phy_mode phy_mode); + +void tegra_usb_phy_clk_disable(struct tegra_usb_phy *phy); + +void tegra_usb_phy_clk_enable(struct tegra_usb_phy *phy); + +void tegra_usb_phy_preresume(struct tegra_usb_phy *phy); + +void tegra_usb_phy_postresume(struct tegra_usb_phy *phy); + +void tegra_ehci_phy_restore_start(struct tegra_usb_phy *phy, + enum tegra_usb_phy_port_speed port_speed); + +void tegra_ehci_phy_restore_end(struct tegra_usb_phy *phy); + +#endif /* __TEGRA_USB_PHY_H */ |