| /* |
| * usb-host.c - OMAP USB Host |
| * |
| * This file will contain the board specific details for the |
| * Synopsys EHCI/OHCI host controller on OMAP3430 and onwards |
| * |
| * Copyright (C) 2007-2011 Texas Instruments |
| * Author: Vikram Pandita <[email protected]> |
| * Author: Keshava Munegowda <[email protected]> |
| * |
| * Generalization by: |
| * Felipe Balbi <[email protected]> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #include <linux/types.h> |
| #include <linux/errno.h> |
| #include <linux/delay.h> |
| #include <linux/platform_device.h> |
| #include <linux/slab.h> |
| #include <linux/dma-mapping.h> |
| #include <linux/usb.h> |
| #include <linux/usb/hcd.h> |
| |
| #include <asm/io.h> |
| |
| #include <mach/hardware.h> |
| #include <mach/irqs.h> |
| #include <plat/usb.h> |
| #include <plat/omap_device.h> |
| |
| #include "mux.h" |
| |
| #ifdef CONFIG_MFD_OMAP_USB_HOST |
| |
| #define OMAP_USBHS_DEVICE "usbhs_omap" |
| #define USBHS_UHH_HWMODNAME "usbhs_uhh" |
| #define USBHS_OHCI_HWMODNAME "usbhs_ohci" |
| #define USBHS_EHCI_HWMODNAME "usbhs_ehci" |
| #define USBHS_TLL_HWMODNAME "usbhs_tll" |
| |
| static struct usbhs_omap_platform_data usbhs_data; |
| static struct ehci_hcd_omap_platform_data ehci_data; |
| static struct ohci_hcd_omap_platform_data ohci_data; |
| |
| static struct omap_device_pm_latency omap_uhhtll_latency[] = { |
| { |
| .deactivate_func = omap_device_idle_hwmods, |
| .activate_func = omap_device_enable_hwmods, |
| .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, |
| }, |
| }; |
| |
| static struct usbhs_wakeup { |
| struct device *dev; |
| struct omap_hwmod *oh_ehci; |
| struct omap_hwmod *oh_ohci; |
| struct work_struct wakeup_work; |
| int wakeup_ehci:1; |
| int wakeup_ohci:1; |
| } *usbhs_wake; |
| |
| /* MUX settings for EHCI pins */ |
| static struct omap_device_pad port1_phy_pads[] __initdata = { |
| { |
| .name = "usbb1_ulpitll_stp.usbb1_ulpiphy_stp", |
| .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_clk.usbb1_ulpiphy_clk", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dir.usbb1_ulpiphy_dir", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_nxt.usbb1_ulpiphy_nxt", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat0.usbb1_ulpiphy_dat0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat1.usbb1_ulpiphy_dat1", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat2.usbb1_ulpiphy_dat2", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat3.usbb1_ulpiphy_dat3", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat4.usbb1_ulpiphy_dat4", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat5.usbb1_ulpiphy_dat5", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat6.usbb1_ulpiphy_dat6", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat7.usbb1_ulpiphy_dat7", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| }; |
| |
| static struct omap_device_pad port1_tll_pads[] __initdata = { |
| { |
| .name = "usbb1_ulpitll_stp.usbb1_ulpitll_stp", |
| .enable = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_clk.usbb1_ulpitll_clk", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dir.usbb1_ulpitll_dir", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_nxt.usbb1_ulpitll_nxt", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat0.usbb1_ulpitll_dat0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat1.usbb1_ulpitll_dat1", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat2.usbb1_ulpitll_dat2", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat3.usbb1_ulpitll_dat3", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat4.usbb1_ulpitll_dat4", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat5.usbb1_ulpitll_dat5", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat6.usbb1_ulpitll_dat6", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat7.usbb1_ulpitll_dat7", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| }; |
| |
| static struct omap_device_pad port2_phy_pads[] __initdata = { |
| { |
| .name = "usbb2_ulpitll_stp.usbb2_ulpiphy_stp", |
| .enable = OMAP_PIN_OUTPUT | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_clk.usbb2_ulpiphy_clk", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dir.usbb2_ulpiphy_dir", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_WAKEUP_EN |
| | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_nxt.usbb2_ulpiphy_nxt", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat0.usbb2_ulpiphy_dat0", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_WAKEUP_EN |
| | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat1.usbb2_ulpiphy_dat1", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat2.usbb2_ulpiphy_dat2", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat3.usbb2_ulpiphy_dat3", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat4.usbb2_ulpiphy_dat4", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat5.usbb2_ulpiphy_dat5", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat6.usbb2_ulpiphy_dat6", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat7.usbb2_ulpiphy_dat7", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| }; |
| |
| static struct omap_device_pad port2_tll_pads[] __initdata = { |
| { |
| .name = "usbb2_ulpitll_stp.usbb2_ulpitll_stp", |
| .enable = OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_clk.usbb2_ulpitll_clk", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dir.usbb2_ulpitll_dir", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_nxt.usbb2_ulpitll_nxt", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat0.usbb2_ulpitll_dat0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat1.usbb2_ulpitll_dat1", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat2.usbb2_ulpitll_dat2", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat3.usbb2_ulpitll_dat3", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat4.usbb2_ulpitll_dat4", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat5.usbb2_ulpitll_dat5", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat6.usbb2_ulpitll_dat6", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| { |
| .name = "usbb2_ulpitll_dat7.usbb2_ulpitll_dat7", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE0, |
| }, |
| }; |
| |
| static struct omap_device_pad port1_6pin_pads[] __initdata = { |
| { |
| .name = "usbb1_ulpitll_stp.usbb1_mm_rxdp", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_nxt.usbb1_mm_rxdm", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat0.usbb1_mm_rxrcv", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat3.usbb1_mm_txen", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat1.usbb1_mm_txdat", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat2.usbb1_mm_txse0", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| }; |
| |
| static struct omap_device_pad port1_4pin_pads[] __initdata = { |
| { |
| .name = "usbb1_ulpitll_dat0.usbb1_mm_rxrcv", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat3.usbb1_mm_txen", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat1.usbb1_mm_txdat", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat2.usbb1_mm_txse0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| }; |
| |
| static struct omap_device_pad port1_3pin_pads[] __initdata = { |
| { |
| .name = "usbb1_ulpitll_dat3.usbb1_mm_txen", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat1.usbb1_mm_txdat", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat2.usbb1_mm_txse0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| }; |
| |
| static struct omap_device_pad port1_2pin_pads[] __initdata = { |
| { |
| .name = "usbb1_ulpitll_dat1.usbb1_mm_txdat", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| { |
| .name = "usbb1_ulpitll_dat2.usbb1_mm_txse0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE5, |
| }, |
| }; |
| |
| static struct omap_device_pad port2_6pin_pads[] __initdata = { |
| { |
| .name = "abe_mcbsp2_dr.usbb2_mm_rxdp", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_mcbsp2_clkx.usbb2_mm_rxdm", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_mcbsp2_dx.usbb2_mm_rxrcv", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_mcbsp2_fsx.usbb2_mm_txen", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_din1.usbb2_mm_txdat", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_clk1.usbb2_mm_txse0", |
| .flags = OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP, |
| .enable = (OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4) & ~(OMAP_WAKEUP_EN), |
| .idle = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| }; |
| |
| static struct omap_device_pad port2_4pin_pads[] __initdata = { |
| { |
| .name = "abe_mcbsp2_dx.usbb2_mm_rxrcv", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_mcbsp2_fsx.usbb2_mm_txen", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_din1.usbb2_mm_txdat", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_clk1.usbb2_mm_txse0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| }; |
| |
| static struct omap_device_pad port2_3pin_pads[] __initdata = { |
| { |
| .name = "abe_mcbsp2_fsx.usbb2_mm_txen", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_din1.usbb2_mm_txdat", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_clk1.usbb2_mm_txse0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| }; |
| |
| static struct omap_device_pad port2_2pin_pads[] __initdata = { |
| { |
| .name = "abe_mcbsp2_fsx.usbb2_mm_txen", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_din1.usbb2_mm_txdat", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| { |
| .name = "abe_dmic_clk1.usbb2_mm_txse0", |
| .enable = OMAP_PIN_INPUT_PULLDOWN | OMAP_MUX_MODE4, |
| }, |
| }; |
| /* |
| * setup_ehci_io_mux - initialize IO pad mux for USBHOST |
| */ |
| static void setup_ehci_io_mux(const enum usbhs_omap_port_mode *port_mode) |
| { |
| switch (port_mode[0]) { |
| case OMAP_EHCI_PORT_MODE_PHY: |
| omap_mux_init_signal("hsusb1_stp", OMAP_PIN_OUTPUT); |
| omap_mux_init_signal("hsusb1_clk", OMAP_PIN_OUTPUT); |
| omap_mux_init_signal("hsusb1_dir", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_nxt", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data0", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data1", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data2", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data3", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data4", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data5", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data6", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_data7", OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_EHCI_PORT_MODE_TLL: |
| omap_mux_init_signal("hsusb1_tll_stp", |
| OMAP_PIN_INPUT_PULLUP); |
| omap_mux_init_signal("hsusb1_tll_clk", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_dir", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_nxt", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data0", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data1", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data2", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data3", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data4", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data5", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data6", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb1_tll_data7", |
| OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| /* FALLTHROUGH */ |
| default: |
| break; |
| } |
| |
| switch (port_mode[1]) { |
| case OMAP_EHCI_PORT_MODE_PHY: |
| omap_mux_init_signal("hsusb2_stp", OMAP_PIN_OUTPUT); |
| omap_mux_init_signal("hsusb2_clk", OMAP_PIN_OUTPUT); |
| omap_mux_init_signal("hsusb2_dir", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_nxt", OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data0", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data1", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data2", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data3", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data4", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data5", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data6", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_data7", |
| OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_EHCI_PORT_MODE_TLL: |
| omap_mux_init_signal("hsusb2_tll_stp", |
| OMAP_PIN_INPUT_PULLUP); |
| omap_mux_init_signal("hsusb2_tll_clk", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_dir", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_nxt", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data0", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data1", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data2", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data3", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data4", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data5", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data6", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb2_tll_data7", |
| OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| /* FALLTHROUGH */ |
| default: |
| break; |
| } |
| |
| switch (port_mode[2]) { |
| case OMAP_EHCI_PORT_MODE_PHY: |
| printk(KERN_WARNING "Port3 can't be used in PHY mode\n"); |
| break; |
| case OMAP_EHCI_PORT_MODE_TLL: |
| omap_mux_init_signal("hsusb3_tll_stp", |
| OMAP_PIN_INPUT_PULLUP); |
| omap_mux_init_signal("hsusb3_tll_clk", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_dir", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_nxt", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data0", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data1", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data2", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data3", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data4", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data5", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data6", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("hsusb3_tll_data7", |
| OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| /* FALLTHROUGH */ |
| default: |
| break; |
| } |
| |
| return; |
| } |
| |
| static struct omap_hwmod_mux_info * |
| setup_4430ehci_io_mux(const enum usbhs_omap_port_mode *port_mode) |
| { |
| struct omap_device_pad *pads; |
| int pads_cnt; |
| |
| switch (port_mode[0]) { |
| case OMAP_EHCI_PORT_MODE_PHY: |
| pads = port1_phy_pads; |
| pads_cnt = ARRAY_SIZE(port1_phy_pads); |
| break; |
| case OMAP_EHCI_PORT_MODE_TLL: |
| pads = port1_tll_pads; |
| pads_cnt = ARRAY_SIZE(port1_tll_pads); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| default: |
| break; |
| } |
| switch (port_mode[1]) { |
| case OMAP_EHCI_PORT_MODE_PHY: |
| pads = port2_phy_pads; |
| pads_cnt = ARRAY_SIZE(port2_phy_pads); |
| break; |
| case OMAP_EHCI_PORT_MODE_TLL: |
| pads = port2_tll_pads; |
| pads_cnt = ARRAY_SIZE(port2_tll_pads); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| default: |
| break; |
| } |
| |
| return omap_hwmod_mux_init(pads, pads_cnt); |
| } |
| |
| static void setup_ohci_io_mux(const enum usbhs_omap_port_mode *port_mode) |
| { |
| switch (port_mode[0]) { |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: |
| omap_mux_init_signal("mm1_rxdp", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("mm1_rxdm", |
| OMAP_PIN_INPUT_PULLDOWN); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: |
| omap_mux_init_signal("mm1_rxrcv", |
| OMAP_PIN_INPUT_PULLDOWN); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: |
| omap_mux_init_signal("mm1_txen_n", OMAP_PIN_OUTPUT); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: |
| omap_mux_init_signal("mm1_txse0", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("mm1_txdat", |
| OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| /* FALLTHROUGH */ |
| default: |
| break; |
| } |
| switch (port_mode[1]) { |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: |
| omap_mux_init_signal("mm2_rxdp", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("mm2_rxdm", |
| OMAP_PIN_INPUT_PULLDOWN); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: |
| omap_mux_init_signal("mm2_rxrcv", |
| OMAP_PIN_INPUT_PULLDOWN); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: |
| omap_mux_init_signal("mm2_txen_n", OMAP_PIN_OUTPUT); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: |
| omap_mux_init_signal("mm2_txse0", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("mm2_txdat", |
| OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| /* FALLTHROUGH */ |
| default: |
| break; |
| } |
| switch (port_mode[2]) { |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: |
| omap_mux_init_signal("mm3_rxdp", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("mm3_rxdm", |
| OMAP_PIN_INPUT_PULLDOWN); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: |
| omap_mux_init_signal("mm3_rxrcv", |
| OMAP_PIN_INPUT_PULLDOWN); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: |
| omap_mux_init_signal("mm3_txen_n", OMAP_PIN_OUTPUT); |
| /* FALLTHROUGH */ |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: |
| omap_mux_init_signal("mm3_txse0", |
| OMAP_PIN_INPUT_PULLDOWN); |
| omap_mux_init_signal("mm3_txdat", |
| OMAP_PIN_INPUT_PULLDOWN); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| /* FALLTHROUGH */ |
| default: |
| break; |
| } |
| } |
| |
| static struct omap_hwmod_mux_info * |
| setup_4430ohci_io_mux(const enum usbhs_omap_port_mode *port_mode) |
| { |
| struct omap_device_pad *pads; |
| int pads_cnt; |
| |
| switch (port_mode[0]) { |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: |
| pads = port1_6pin_pads; |
| pads_cnt = ARRAY_SIZE(port1_6pin_pads); |
| break; |
| case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: |
| pads = port1_4pin_pads; |
| pads_cnt = ARRAY_SIZE(port1_4pin_pads); |
| break; |
| case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: |
| pads = port1_3pin_pads; |
| pads_cnt = ARRAY_SIZE(port1_3pin_pads); |
| break; |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: |
| pads = port1_2pin_pads; |
| pads_cnt = ARRAY_SIZE(port1_2pin_pads); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| default: |
| break; |
| } |
| |
| switch (port_mode[1]) { |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_PHY_6PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_6PIN_DPDM: |
| pads = port2_6pin_pads; |
| pads_cnt = ARRAY_SIZE(port2_6pin_pads); |
| break; |
| case OMAP_OHCI_PORT_MODE_PHY_4PIN_DPDM: |
| case OMAP_OHCI_PORT_MODE_TLL_4PIN_DPDM: |
| pads = port2_4pin_pads; |
| pads_cnt = ARRAY_SIZE(port2_4pin_pads); |
| break; |
| case OMAP_OHCI_PORT_MODE_PHY_3PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_3PIN_DATSE0: |
| pads = port2_3pin_pads; |
| pads_cnt = ARRAY_SIZE(port2_3pin_pads); |
| break; |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DATSE0: |
| case OMAP_OHCI_PORT_MODE_TLL_2PIN_DPDM: |
| pads = port2_2pin_pads; |
| pads_cnt = ARRAY_SIZE(port2_3pin_pads); |
| break; |
| case OMAP_USBHS_PORT_MODE_UNUSED: |
| default: |
| break; |
| } |
| |
| return omap_hwmod_mux_init(pads, pads_cnt); |
| } |
| |
| void usbhs_wakeup() |
| { |
| int workq = 0; |
| |
| if (!usbhs_wake) |
| return; |
| |
| if (test_bit(USB_OHCI_LOADED, &usb_hcds_loaded) && |
| omap_hwmod_pad_get_wakeup_status(usbhs_wake->oh_ohci)) { |
| usbhs_wake->wakeup_ohci = 1; |
| workq = 1; |
| } |
| |
| if (test_bit(USB_EHCI_LOADED, &usb_hcds_loaded) && |
| omap_hwmod_pad_get_wakeup_status(usbhs_wake->oh_ehci)) { |
| usbhs_wake->wakeup_ehci = 1; |
| workq = 1; |
| } |
| |
| if (workq) |
| queue_work(pm_wq, &usbhs_wake->wakeup_work); |
| } |
| |
| static void usbhs_resume_work(struct work_struct *work) |
| { |
| dev_dbg(usbhs_wake->dev, "USB IO PAD Wakeup event triggered\n"); |
| |
| if (usbhs_wake->wakeup_ehci) { |
| usbhs_wake->wakeup_ehci = 0; |
| omap_hwmod_disable_ioring_wakeup(usbhs_wake->oh_ehci); |
| } |
| |
| if (usbhs_wake->wakeup_ohci) { |
| usbhs_wake->wakeup_ohci = 0; |
| omap_hwmod_disable_ioring_wakeup(usbhs_wake->oh_ohci); |
| } |
| |
| pm_runtime_get_sync(usbhs_wake->dev); |
| pm_runtime_put_sync(usbhs_wake->dev); |
| } |
| |
| void __init usbhs_init(const struct usbhs_omap_board_data *pdata) |
| { |
| struct omap_hwmod *oh[4]; |
| struct omap_device *od; |
| int bus_id = -1; |
| int i; |
| |
| for (i = 0; i < OMAP3_HS_USB_PORTS; i++) { |
| usbhs_data.port_mode[i] = pdata->port_mode[i]; |
| ohci_data.port_mode[i] = pdata->port_mode[i]; |
| ehci_data.port_mode[i] = pdata->port_mode[i]; |
| ehci_data.reset_gpio_port[i] = pdata->reset_gpio_port[i]; |
| ehci_data.regulator[i] = pdata->regulator[i]; |
| ehci_data.transceiver_clk[i] = pdata->transceiver_clk[i]; |
| } |
| ehci_data.phy_reset = pdata->phy_reset; |
| ohci_data.es2_compatibility = pdata->es2_compatibility; |
| usbhs_data.ehci_data = &ehci_data; |
| usbhs_data.ohci_data = &ohci_data; |
| |
| oh[0] = omap_hwmod_lookup(USBHS_UHH_HWMODNAME); |
| if (!oh[0]) { |
| pr_err("Could not look up %s\n", USBHS_UHH_HWMODNAME); |
| return; |
| } |
| |
| oh[1] = omap_hwmod_lookup(USBHS_OHCI_HWMODNAME); |
| if (!oh[1]) { |
| pr_err("Could not look up %s\n", USBHS_OHCI_HWMODNAME); |
| return; |
| } |
| |
| oh[2] = omap_hwmod_lookup(USBHS_EHCI_HWMODNAME); |
| if (!oh[2]) { |
| pr_err("Could not look up %s\n", USBHS_EHCI_HWMODNAME); |
| return; |
| } |
| |
| oh[3] = omap_hwmod_lookup(USBHS_TLL_HWMODNAME); |
| if (!oh[3]) { |
| pr_err("Could not look up %s\n", USBHS_TLL_HWMODNAME); |
| return; |
| } |
| |
| if (cpu_is_omap34xx()) { |
| setup_ehci_io_mux(pdata->port_mode); |
| setup_ohci_io_mux(pdata->port_mode); |
| } else if (cpu_is_omap44xx()) { |
| oh[2]->mux = setup_4430ehci_io_mux(pdata->port_mode); |
| oh[1]->mux = setup_4430ohci_io_mux(pdata->port_mode); |
| } |
| |
| od = omap_device_build_ss(OMAP_USBHS_DEVICE, bus_id, oh, 4, |
| (void *)&usbhs_data, sizeof(usbhs_data), |
| omap_uhhtll_latency, |
| ARRAY_SIZE(omap_uhhtll_latency), false); |
| |
| if (IS_ERR(od)) { |
| pr_err("Could not build hwmod devices %s, %s\n", |
| USBHS_UHH_HWMODNAME, USBHS_TLL_HWMODNAME); |
| return; |
| } |
| |
| usbhs_wake = kmalloc(sizeof(*usbhs_wake), GFP_KERNEL); |
| if (!usbhs_wake) { |
| pr_err("Could not allocate usbhs_wake\n"); |
| return; |
| } |
| |
| INIT_WORK(&usbhs_wake->wakeup_work, usbhs_resume_work); |
| usbhs_wake->oh_ehci = oh[2]; |
| usbhs_wake->oh_ohci = oh[1]; |
| usbhs_wake->dev = &od->pdev.dev; |
| } |
| |
| #else |
| |
| void usbhs_wakeup() |
| { |
| } |
| |
| void __init usbhs_init(const struct usbhs_omap_board_data *pdata) |
| { |
| } |
| |
| #endif |
| |
| |
