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/*
* arch/arm/mach-tegra/baseband-xmm-power.h
*
* Copyright (C) 2011 NVIDIA Corporation
*
* 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 BASEBAND_XMM_POWER_H
#define BASEBAND_XMM_POWER_H
#include <linux/pm.h>
#include <linux/suspend.h>
#define TEGRA_EHCI_DEVICE "/sys/devices/platform/tegra-ehci.1/ehci_power"
#define XMM_MODEM_VER_1121 0x1121
#define XMM_MODEM_VER_1130 0x1130
/* shared between baseband-xmm-* modules so they can agree on same
* modem configuration
*/
extern unsigned long modem_ver;
extern unsigned long modem_flash;
extern unsigned long modem_pm;
enum baseband_type {
BASEBAND_XMM,
};
struct baseband_power_platform_data {
enum baseband_type baseband_type;
struct platform_device* (*hsic_register)(struct platform_device *);
void (*hsic_unregister)(struct platform_device **);
struct platform_device *ehci_device;
union {
struct {
int mdm_reset;
int mdm_on;
int ap2mdm_ack;
int mdm2ap_ack;
int ap2mdm_ack2;
int mdm2ap_ack2;
struct platform_device *device;
} generic;
struct {
int bb_rst;
int bb_on;
int ipc_bb_wake;
int ipc_ap_wake;
int ipc_hsic_active;
int ipc_hsic_sus_req;
struct platform_device *hsic_device;
} xmm;
} modem;
};
enum baseband_xmm_power_work_state_t {
BBXMM_WORK_UNINIT,
BBXMM_WORK_INIT,
/* initialize flash modem */
BBXMM_WORK_INIT_FLASH_STEP1,
/* initialize flash (with power management support) modem */
BBXMM_WORK_INIT_FLASH_PM_STEP1,
/* initialize flashless (with power management support) modem */
BBXMM_WORK_INIT_FLASHLESS_PM_STEP1,
BBXMM_WORK_INIT_FLASHLESS_PM_STEP2,
BBXMM_WORK_INIT_FLASHLESS_PM_STEP3,
BBXMM_WORK_INIT_FLASHLESS_PM_STEP4,
};
struct xmm_power_data {
/* xmm modem state */
enum baseband_xmm_power_work_state_t state;
struct baseband_power_platform_data *pdata;
struct work_struct work;
struct platform_device *hsic_device;
wait_queue_head_t bb_wait;
/* host wakeup gpio state*/
unsigned int hostwake;
};
enum baseband_xmm_powerstate_t {
BBXMM_PS_L0 = 0,
BBXMM_PS_L2 = 1,
BBXMM_PS_L0TOL2 = 2,
BBXMM_PS_L2TOL0 = 3,
BBXMM_PS_UNINIT = 4,
BBXMM_PS_INIT = 5,
BBXMM_PS_L3 = 6,
BBXMM_PS_LAST = -1,
};
enum ipc_ap_wake_state_t {
IPC_AP_WAKE_UNINIT,
IPC_AP_WAKE_IRQ_READY,
IPC_AP_WAKE_INIT1,
IPC_AP_WAKE_INIT2,
IPC_AP_WAKE_L,
IPC_AP_WAKE_H,
};
irqreturn_t xmm_power_ipc_ap_wake_irq(int value);
void baseband_xmm_set_power_status(unsigned int status);
extern struct xmm_power_data xmm_power_drv_data;
#endif /* BASEBAND_XMM_POWER_H */
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