| /* Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * 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 __MFD_TABLA_CORE_H__ |
| #define __MFD_TABLA_CORE_H__ |
| |
| #include <linux/interrupt.h> |
| #include <linux/pm_qos.h> |
| |
| #define WCD9XXX_NUM_IRQ_REGS 3 |
| |
| #define WCD9XXX_SLIM_NUM_PORT_REG 3 |
| |
| #define WCD9XXX_INTERFACE_TYPE_SLIMBUS 0x00 |
| #define WCD9XXX_INTERFACE_TYPE_I2C 0x01 |
| |
| #define TABLA_VERSION_1_0 0 |
| #define TABLA_VERSION_1_1 1 |
| #define TABLA_VERSION_2_0 2 |
| #define TABLA_IS_1_X(ver) \ |
| (((ver == TABLA_VERSION_1_0) || (ver == TABLA_VERSION_1_1)) ? 1 : 0) |
| #define TABLA_IS_2_0(ver) ((ver == TABLA_VERSION_2_0) ? 1 : 0) |
| |
| #define SITAR_VERSION_1P0 0 |
| #define SITAR_VERSION_1P1 1 |
| #define SITAR_IS_1P0(ver) \ |
| ((ver == SITAR_VERSION_1P0) ? 1 : 0) |
| #define SITAR_IS_1P1(ver) \ |
| ((ver == SITAR_VERSION_1P1) ? 1 : 0) |
| |
| enum { |
| TABLA_IRQ_SLIMBUS = 0, |
| TABLA_IRQ_MBHC_REMOVAL, |
| TABLA_IRQ_MBHC_SHORT_TERM, |
| TABLA_IRQ_MBHC_PRESS, |
| TABLA_IRQ_MBHC_RELEASE, |
| TABLA_IRQ_MBHC_POTENTIAL, |
| TABLA_IRQ_MBHC_INSERTION, |
| TABLA_IRQ_BG_PRECHARGE, |
| TABLA_IRQ_PA1_STARTUP, |
| TABLA_IRQ_PA2_STARTUP, |
| TABLA_IRQ_PA3_STARTUP, |
| TABLA_IRQ_PA4_STARTUP, |
| TABLA_IRQ_PA5_STARTUP, |
| TABLA_IRQ_MICBIAS1_PRECHARGE, |
| TABLA_IRQ_MICBIAS2_PRECHARGE, |
| TABLA_IRQ_MICBIAS3_PRECHARGE, |
| TABLA_IRQ_HPH_PA_OCPL_FAULT, |
| TABLA_IRQ_HPH_PA_OCPR_FAULT, |
| TABLA_IRQ_EAR_PA_OCPL_FAULT, |
| TABLA_IRQ_HPH_L_PA_STARTUP, |
| TABLA_IRQ_HPH_R_PA_STARTUP, |
| TABLA_IRQ_EAR_PA_STARTUP, |
| TABLA_NUM_IRQS, |
| }; |
| |
| enum { |
| SITAR_IRQ_SLIMBUS = 0, |
| SITAR_IRQ_MBHC_REMOVAL, |
| SITAR_IRQ_MBHC_SHORT_TERM, |
| SITAR_IRQ_MBHC_PRESS, |
| SITAR_IRQ_MBHC_RELEASE, |
| SITAR_IRQ_MBHC_POTENTIAL, |
| SITAR_IRQ_MBHC_INSERTION, |
| SITAR_IRQ_BG_PRECHARGE, |
| SITAR_IRQ_PA1_STARTUP, |
| SITAR_IRQ_PA2_STARTUP, |
| SITAR_IRQ_PA3_STARTUP, |
| SITAR_IRQ_PA4_STARTUP, |
| SITAR_IRQ_PA5_STARTUP, |
| SITAR_IRQ_MICBIAS1_PRECHARGE, |
| SITAR_IRQ_MICBIAS2_PRECHARGE, |
| SITAR_IRQ_MICBIAS3_PRECHARGE, |
| SITAR_IRQ_HPH_PA_OCPL_FAULT, |
| SITAR_IRQ_HPH_PA_OCPR_FAULT, |
| SITAR_IRQ_EAR_PA_OCPL_FAULT, |
| SITAR_IRQ_HPH_L_PA_STARTUP, |
| SITAR_IRQ_HPH_R_PA_STARTUP, |
| SITAR_IRQ_EAR_PA_STARTUP, |
| SITAR_NUM_IRQS, |
| }; |
| |
| |
| enum { |
| TAIKO_IRQ_SLIMBUS = 0, |
| TAIKO_IRQ_MBHC_REMOVAL, |
| TAIKO_IRQ_MBHC_SHORT_TERM, |
| TAIKO_IRQ_MBHC_PRESS, |
| TAIKO_IRQ_MBHC_RELEASE, |
| TAIKO_IRQ_MBHC_POTENTIAL, |
| TAIKO_IRQ_MBHC_INSERTION, |
| TAIKO_IRQ_BG_PRECHARGE, |
| TAIKO_IRQ_PA1_STARTUP, |
| TAIKO_IRQ_PA2_STARTUP, |
| TAIKO_IRQ_PA3_STARTUP, |
| TAIKO_IRQ_PA4_STARTUP, |
| TAIKO_IRQ_PA5_STARTUP, |
| TAIKO_IRQ_MICBIAS1_PRECHARGE, |
| TAIKO_IRQ_MICBIAS2_PRECHARGE, |
| TAIKO_IRQ_MICBIAS3_PRECHARGE, |
| TAIKO_IRQ_HPH_PA_OCPL_FAULT, |
| TAIKO_IRQ_HPH_PA_OCPR_FAULT, |
| TAIKO_IRQ_EAR_PA_OCPL_FAULT, |
| TAIKO_IRQ_HPH_L_PA_STARTUP, |
| TAIKO_IRQ_HPH_R_PA_STARTUP, |
| TAIKO_IRQ_EAR_PA_STARTUP, |
| TAIKO_NUM_IRQS, |
| }; |
| |
| enum wcd9xxx_pm_state { |
| WCD9XXX_PM_SLEEPABLE, |
| WCD9XXX_PM_AWAKE, |
| WCD9XXX_PM_ASLEEP, |
| }; |
| |
| struct wcd9xxx { |
| struct device *dev; |
| struct slim_device *slim; |
| struct slim_device *slim_slave; |
| struct mutex io_lock; |
| struct mutex xfer_lock; |
| struct mutex irq_lock; |
| u8 version; |
| |
| unsigned int irq_base; |
| unsigned int irq; |
| u8 irq_masks_cur[WCD9XXX_NUM_IRQ_REGS]; |
| u8 irq_masks_cache[WCD9XXX_NUM_IRQ_REGS]; |
| u8 irq_level[WCD9XXX_NUM_IRQ_REGS]; |
| |
| int reset_gpio; |
| |
| int (*read_dev)(struct wcd9xxx *wcd9xxx, unsigned short reg, |
| int bytes, void *dest, bool interface_reg); |
| int (*write_dev)(struct wcd9xxx *wcd9xxx, unsigned short reg, |
| int bytes, void *src, bool interface_reg); |
| |
| u32 num_of_supplies; |
| struct regulator_bulk_data *supplies; |
| |
| enum wcd9xxx_pm_state pm_state; |
| struct mutex pm_lock; |
| /* pm_wq notifies change of pm_state */ |
| wait_queue_head_t pm_wq; |
| struct pm_qos_request pm_qos_req; |
| int wlock_holders; |
| |
| int num_rx_port; |
| int num_tx_port; |
| |
| u8 idbyte[4]; |
| }; |
| |
| int wcd9xxx_reg_read(struct wcd9xxx *wcd9xxx, unsigned short reg); |
| int wcd9xxx_reg_write(struct wcd9xxx *wcd9xxx, unsigned short reg, |
| u8 val); |
| int wcd9xxx_interface_reg_read(struct wcd9xxx *wcd9xxx, unsigned short reg); |
| int wcd9xxx_interface_reg_write(struct wcd9xxx *wcd9xxx, unsigned short reg, |
| u8 val); |
| int wcd9xxx_bulk_read(struct wcd9xxx *wcd9xxx, unsigned short reg, |
| int count, u8 *buf); |
| int wcd9xxx_bulk_write(struct wcd9xxx *wcd9xxx, unsigned short reg, |
| int count, u8 *buf); |
| int wcd9xxx_irq_init(struct wcd9xxx *wcd9xxx); |
| void wcd9xxx_irq_exit(struct wcd9xxx *wcd9xxx); |
| int wcd9xxx_get_logical_addresses(u8 *pgd_la, u8 *inf_la); |
| int wcd9xxx_get_intf_type(void); |
| |
| bool wcd9xxx_lock_sleep(struct wcd9xxx *wcd9xxx); |
| void wcd9xxx_unlock_sleep(struct wcd9xxx *wcd9xxx); |
| enum wcd9xxx_pm_state wcd9xxx_pm_cmpxchg(struct wcd9xxx *wcd9xxx, |
| enum wcd9xxx_pm_state o, |
| enum wcd9xxx_pm_state n); |
| |
| static inline int wcd9xxx_request_irq(struct wcd9xxx *wcd9xxx, int irq, |
| irq_handler_t handler, const char *name, |
| void *data) |
| { |
| if (!wcd9xxx->irq_base) |
| return -EINVAL; |
| return request_threaded_irq(wcd9xxx->irq_base + irq, NULL, handler, |
| IRQF_TRIGGER_RISING, name, |
| data); |
| } |
| static inline void wcd9xxx_free_irq(struct wcd9xxx *wcd9xxx, |
| int irq, void *data) |
| { |
| if (!wcd9xxx->irq_base) |
| return; |
| free_irq(wcd9xxx->irq_base + irq, data); |
| } |
| static inline void wcd9xxx_enable_irq(struct wcd9xxx *wcd9xxx, int irq) |
| { |
| if (!wcd9xxx->irq_base) |
| return; |
| enable_irq(wcd9xxx->irq_base + irq); |
| } |
| static inline void wcd9xxx_disable_irq(struct wcd9xxx *wcd9xxx, int irq) |
| { |
| if (!wcd9xxx->irq_base) |
| return; |
| disable_irq_nosync(wcd9xxx->irq_base + irq); |
| } |
| static inline void wcd9xxx_disable_irq_sync(struct wcd9xxx *wcd9xxx, int irq) |
| { |
| if (!wcd9xxx->irq_base) |
| return; |
| disable_irq(wcd9xxx->irq_base + irq); |
| } |
| |
| #endif |