projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 91525d08 | 1 | /* |
| 91525d08 BG |
2 | * Copyright (C) 2010 Google, Inc. |
| 3 | * | |
| 4 | * This software is licensed under the terms of the GNU General Public | |
| 5 | * License version 2, as published by the Free Software Foundation, and | |
| 6 | * may be copied, distributed, and modified under those terms. | |
| 7 | * | |
| 8 | * This program is distributed in the hope that it will be useful, | |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 11 | * GNU General Public License for more details. | |
| 12 | * | |
| 13 | */ | |
| 14 | ||
| 1ba8216f VB |
15 | #ifndef __TEGRA_USB_PHY_H |
| 16 | #define __TEGRA_USB_PHY_H | |
| 91525d08 BG |
17 | |
| 18 | #include <linux/clk.h> | |
| 19 | #include <linux/usb/otg.h> | |
| 20 | ||
| 21 | struct tegra_utmip_config { | |
| 22 | u8 hssync_start_delay; | |
| 23 | u8 elastic_limit; | |
| 24 | u8 idle_wait_delay; | |
| 25 | u8 term_range_adj; | |
| 26 | u8 xcvr_setup; | |
| 27 | u8 xcvr_lsfslew; | |
| 28 | u8 xcvr_lsrslew; | |
| 29 | }; | |
| 30 | ||
| 31 | struct tegra_ulpi_config { | |
| 32 | int reset_gpio; | |
| 33 | const char *clk; | |
| 34 | }; | |
| 35 | ||
| 36 | enum tegra_usb_phy_port_speed { | |
| 37 | TEGRA_USB_PHY_PORT_SPEED_FULL = 0, | |
| 38 | TEGRA_USB_PHY_PORT_SPEED_LOW, | |
| 39 | TEGRA_USB_PHY_PORT_SPEED_HIGH, | |
| 40 | }; | |
| 41 | ||
| 42 | enum tegra_usb_phy_mode { | |
| 43 | TEGRA_USB_PHY_MODE_DEVICE, | |
| 44 | TEGRA_USB_PHY_MODE_HOST, | |
| 9cd9384c | 45 | TEGRA_USB_PHY_MODE_OTG, |
| 91525d08 BG |
46 | }; |
| 47 | ||
| 48 | struct tegra_xtal_freq; | |
| 49 | ||
| 50 | struct tegra_usb_phy { | |
| 51 | int instance; | |
| 52 | const struct tegra_xtal_freq *freq; | |
| 53 | void __iomem *regs; | |
| 54 | void __iomem *pad_regs; | |
| 55 | struct clk *clk; | |
| 56 | struct clk *pll_u; | |
| 57 | struct clk *pad_clk; | |
| 58 | enum tegra_usb_phy_mode mode; | |
| 59 | void *config; | |
| 86753811 | 60 | struct usb_phy *ulpi; |
| 1ba8216f VB |
61 | struct usb_phy u_phy; |
| 62 | struct device *dev; | |
| 3a55c6a8 | 63 | bool is_legacy_phy; |
| 3f9db1a1 | 64 | bool is_ulpi_phy; |
| ee5d5499 AB |
65 | void (*set_pts)(struct usb_phy *x, u8 pts_val); |
| 66 | void (*set_phcd)(struct usb_phy *x, bool enable); | |
| 91525d08 BG |
67 | }; |
| 68 | ||
| aa607ebf | 69 | struct tegra_usb_phy *tegra_usb_phy_open(struct device *dev, int instance, |
| 9cd9384c | 70 | void __iomem *regs, void *config, |
| ee5d5499 AB |
71 | void (*set_pts)(struct usb_phy *x, u8 pts_val), |
| 72 | void (*set_phcd)(struct usb_phy *x, bool enable)); | |
| 91525d08 | 73 | |
| ab137d04 | 74 | void tegra_usb_phy_preresume(struct usb_phy *phy); |
| 91525d08 | 75 | |
| ab137d04 | 76 | void tegra_usb_phy_postresume(struct usb_phy *phy); |
| 91525d08 | 77 | |
| ab137d04 | 78 | void tegra_ehci_phy_restore_start(struct usb_phy *phy, |
| 91525d08 BG |
79 | enum tegra_usb_phy_port_speed port_speed); |
| 80 | ||
| ab137d04 | 81 | void tegra_ehci_phy_restore_end(struct usb_phy *phy); |
| 91525d08 | 82 | |
| 1ba8216f | 83 | #endif /* __TEGRA_USB_PHY_H */ |