207 lines
5.7 KiB
C
207 lines
5.7 KiB
C
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/* linux/include/mach/hsusb.h
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*
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* Copyright (C) 2008 Google, Inc.
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* Copyright (c) 2009-2012, The Linux Foundation. All rights reserved.
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* Author: Brian Swetland <swetland@google.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __ASM_ARCH_MSM_HSUSB_H
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#define __ASM_ARCH_MSM_HSUSB_H
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#include <linux/types.h>
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#include <linux/pm_qos.h>
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#include <linux/usb/ch9.h>
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#include <linux/usb/gadget.h>
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#define PHY_TYPE_MASK 0x0F
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#define PHY_TYPE_MODE 0xF0
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#define PHY_MODEL_MASK 0xFF00
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#define PHY_TYPE(x) ((x) & PHY_TYPE_MASK)
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#define PHY_MODEL(x) ((x) & PHY_MODEL_MASK)
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#define USB_PHY_MODEL_65NM 0x100
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#define USB_PHY_MODEL_180NM 0x200
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#define USB_PHY_MODEL_45NM 0x400
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#define USB_PHY_UNDEFINED 0x00
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#define USB_PHY_INTEGRATED 0x01
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#define USB_PHY_EXTERNAL 0x02
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#define USB_PHY_SERIAL_PMIC 0x04
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#define REQUEST_STOP 0
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#define REQUEST_START 1
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#define REQUEST_RESUME 2
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#define REQUEST_HNP_SUSPEND 3
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#define REQUEST_HNP_RESUME 4
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/* Flags required to read ID state of PHY for ACA */
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#define PHY_ID_MASK 0xB0
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#define PHY_ID_GND 0
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#define PHY_ID_C 0x10
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#define PHY_ID_B 0x30
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#define PHY_ID_A 0x90
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#define phy_id_state(ints) ((ints) & PHY_ID_MASK)
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#define phy_id_state_gnd(ints) (phy_id_state((ints)) == PHY_ID_GND)
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#define phy_id_state_a(ints) (phy_id_state((ints)) == PHY_ID_A)
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/* RID_B and RID_C states does not exist with standard ACA */
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#ifdef CONFIG_USB_MSM_STANDARD_ACA
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#define phy_id_state_b(ints) 0
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#define phy_id_state_c(ints) 0
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#else
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#define phy_id_state_b(ints) (phy_id_state((ints)) == PHY_ID_B)
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#define phy_id_state_c(ints) (phy_id_state((ints)) == PHY_ID_C)
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#endif
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/*
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* The following are bit fields describing the usb_request.udc_priv word.
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* These bit fields are set by function drivers that wish to queue
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* usb_requests with sps/bam parameters.
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*/
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#define MSM_PIPE_ID_MASK (0x1F)
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#define MSM_TX_PIPE_ID_OFS (16)
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#define MSM_SPS_MODE BIT(5)
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#define MSM_IS_FINITE_TRANSFER BIT(6)
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#define MSM_PRODUCER BIT(7)
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#define MSM_DISABLE_WB BIT(8)
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#define MSM_ETD_IOC BIT(9)
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#define MSM_INTERNAL_MEM BIT(10)
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#define MSM_VENDOR_ID BIT(16)
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/* used to detect the OTG Mode */
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enum otg_mode {
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OTG_ID = 0, /* ID pin detection */
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OTG_USER_CONTROL, /* User configurable */
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OTG_VCHG, /* Based on VCHG interrupt */
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};
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/* used to configure the default mode,if otg_mode is USER_CONTROL */
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enum usb_mode {
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USB_HOST_MODE,
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USB_PERIPHERAL_MODE,
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};
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enum chg_type {
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USB_CHG_TYPE__SDP,
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USB_CHG_TYPE__CARKIT,
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USB_CHG_TYPE__WALLCHARGER,
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USB_CHG_TYPE__INVALID
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};
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enum pre_emphasis_level {
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PRE_EMPHASIS_DEFAULT,
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PRE_EMPHASIS_DISABLE,
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PRE_EMPHASIS_WITH_10_PERCENT = (1 << 5),
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PRE_EMPHASIS_WITH_20_PERCENT = (3 << 4),
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};
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enum cdr_auto_reset {
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CDR_AUTO_RESET_DEFAULT,
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CDR_AUTO_RESET_ENABLE,
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CDR_AUTO_RESET_DISABLE,
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};
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enum se1_gate_state {
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SE1_GATING_DEFAULT,
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SE1_GATING_ENABLE,
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SE1_GATING_DISABLE,
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};
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enum hs_drv_amplitude {
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HS_DRV_AMPLITUDE_DEFAULT,
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HS_DRV_AMPLITUDE_ZERO_PERCENT,
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HS_DRV_AMPLITUDE_25_PERCENTI = (1 << 2),
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HS_DRV_AMPLITUDE_5_PERCENT = (1 << 3),
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HS_DRV_AMPLITUDE_75_PERCENT = (3 << 2),
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};
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#define HS_DRV_SLOPE_DEFAULT (-1)
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/* used to configure the analog switch to select b/w host and peripheral */
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enum usb_switch_control {
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USB_SWITCH_PERIPHERAL = 0, /* Configure switch in peripheral mode*/
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USB_SWITCH_HOST, /* Host mode */
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USB_SWITCH_DISABLE, /* No mode selected, shutdown power */
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};
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struct msm_hsusb_gadget_platform_data {
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int *phy_init_seq;
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void (*phy_reset)(void);
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int self_powered;
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int is_phy_status_timer_on;
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bool prop_chg;
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};
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struct msm_otg_platform_data {
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int (*rpc_connect)(int);
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int (*phy_reset)(void __iomem *);
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int pmic_vbus_irq;
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int pmic_id_irq;
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/* if usb link is in sps there is no need for
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* usb pclk as dayatona fabric clock will be
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* used instead
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*/
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int usb_in_sps;
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enum pre_emphasis_level pemp_level;
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enum cdr_auto_reset cdr_autoreset;
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enum hs_drv_amplitude drv_ampl;
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enum se1_gate_state se1_gating;
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int hsdrvslope;
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int phy_reset_sig_inverted;
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int phy_can_powercollapse;
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int pclk_required_during_lpm;
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int bam_disable;
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/* HSUSB core in 8660 has the capability to gate the
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* pclk when not being used. Though this feature is
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* now being disabled because of H/w issues
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*/
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int pclk_is_hw_gated;
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int (*ldo_init) (int init);
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int (*ldo_enable) (int enable);
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int (*ldo_set_voltage) (int mV);
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u32 swfi_latency;
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/* pmic notfications apis */
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int (*pmic_vbus_notif_init) (void (*callback)(int online), int init);
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int (*pmic_id_notif_init) (void (*callback)(int online), int init);
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int (*phy_id_setup_init) (int init);
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int (*pmic_register_vbus_sn) (void (*callback)(int online));
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void (*pmic_unregister_vbus_sn) (void (*callback)(int online));
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int (*pmic_enable_ldo) (int);
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int (*init_gpio)(int on);
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void (*setup_gpio)(enum usb_switch_control mode);
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u8 otg_mode;
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u8 usb_mode;
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void (*vbus_power) (unsigned phy_info, int on);
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/* charger notification apis */
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void (*chg_connected)(enum chg_type chg_type);
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void (*chg_vbus_draw)(unsigned ma);
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int (*chg_init)(int init);
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int (*config_vddcx)(int high);
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int (*init_vddcx)(int init);
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struct pm_qos_request pm_qos_req_dma;
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};
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struct msm_usb_host_platform_data {
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unsigned phy_info;
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unsigned int power_budget;
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void (*config_gpio)(unsigned int config);
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void (*vbus_power) (unsigned phy_info, int on);
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int (*vbus_init)(int init);
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struct clk *ebi1_clk;
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};
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#endif
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