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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-16 15:04:26 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-16 15:04:26 -0700 |
commit | 971f115a50afbe409825c9f3399d5a3b9aca4381 (patch) | |
tree | cb42dc07a032e325f22b64d961587c081225c6d6 /arch/arm/mach-tegra/include/mach/usb_phy.h | |
parent | 2e270d84223262a38d4755c61d55f5c73ea89e56 (diff) | |
parent | 500132a0f26ad7d9916102193cbc6c1b1becb373 (diff) | |
download | op-kernel-dev-971f115a50afbe409825c9f3399d5a3b9aca4381.zip op-kernel-dev-971f115a50afbe409825c9f3399d5a3b9aca4381.tar.gz |
Merge branch 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* 'usb-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (172 commits)
USB: Add support for SuperSpeed isoc endpoints
xhci: Clean up cycle bit math used during stalls.
xhci: Fix cycle bit calculation during stall handling.
xhci: Update internal dequeue pointers after stalls.
USB: Disable auto-suspend for USB 3.0 hubs.
USB: Remove bogus USB_PORT_STAT_SUPER_SPEED symbol.
xhci: Return canceled URBs immediately when host is halted.
xhci: Fixes for suspend/resume of shared HCDs.
xhci: Fix re-init on power loss after resume.
xhci: Make roothub functions deal with device removal.
xhci: Limit roothub ports to 15 USB3 & 31 USB2 ports.
xhci: Return a USB 3.0 hub descriptor for USB3 roothub.
xhci: Register second xHCI roothub.
xhci: Change xhci_find_slot_id_by_port() API.
xhci: Refactor bus suspend state into a struct.
xhci: Index with a port array instead of PORTSC addresses.
USB: Set usb_hcd->state and flags for shared roothubs.
usb: Make core allocate resources per PCI-device.
usb: Store bus type in usb_hcd, not in driver flags.
usb: Change usb_hcd->bandwidth_mutex to a pointer.
...
Diffstat (limited to 'arch/arm/mach-tegra/include/mach/usb_phy.h')
-rw-r--r-- | arch/arm/mach-tegra/include/mach/usb_phy.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/include/mach/usb_phy.h b/arch/arm/mach-tegra/include/mach/usb_phy.h new file mode 100644 index 0000000..d4b8f9e --- /dev/null +++ b/arch/arm/mach-tegra/include/mach/usb_phy.h @@ -0,0 +1,86 @@ +/* + * arch/arm/mach-tegra/include/mach/usb_phy.h + * + * 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 __MACH_USB_PHY_H +#define __MACH_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 otg_transceiver *ulpi; +}; + +struct tegra_usb_phy *tegra_usb_phy_open(int instance, void __iomem *regs, + void *config, enum tegra_usb_phy_mode phy_mode); + +int tegra_usb_phy_power_on(struct tegra_usb_phy *phy); + +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_power_off(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); + +void tegra_usb_phy_close(struct tegra_usb_phy *phy); + +#endif /* __MACH_USB_PHY_H */ |