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- /* SPDX-License-Identifier: GPL-2.0-only */
- /* Copyright (c) 2011-2019, The Linux Foundation. All rights reserved.
- */
- #ifndef __MFD_TABLA_CORE_H__
- #define __MFD_TABLA_CORE_H__
- #include <linux/types.h>
- #include <linux/platform_device.h>
- #include <linux/of_irq.h>
- #include <linux/interrupt.h>
- #include <linux/pm_qos.h>
- #include "pdata.h"
- #define WCD9XXX_MAX_IRQ_REGS 4
- #define WCD9XXX_MAX_NUM_IRQS (WCD9XXX_MAX_IRQ_REGS * 8)
- #define WCD9XXX_SLIM_NUM_PORT_REG 3
- #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 WCD9XXX_SUPPLY_BUCK_NAME "cdc-vdd-buck"
- #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)
- #define TAIKO_VERSION_1_0 1
- #define TAIKO_IS_1_0(ver) \
- ((ver == TAIKO_VERSION_1_0) ? 1 : 0)
- #define TAPAN_VERSION_1_0 0
- #define TAPAN_IS_1_0(ver) \
- ((ver == TAPAN_VERSION_1_0) ? 1 : 0)
- #define TOMTOM_VERSION_1_0 1
- #define TOMTOM_IS_1_0(ver) \
- ((ver == TOMTOM_VERSION_1_0) ? 1 : 0)
- #define TASHA_VERSION_1_0 0
- #define TASHA_VERSION_1_1 1
- #define TASHA_VERSION_2_0 2
- #define TASHA_IS_1_0(wcd) \
- ((wcd->type == WCD9335 || wcd->type == WCD9326) ? \
- ((wcd->version == TASHA_VERSION_1_0) ? 1 : 0) : 0)
- #define TASHA_IS_1_1(wcd) \
- ((wcd->type == WCD9335 || wcd->type == WCD9326) ? \
- ((wcd->version == TASHA_VERSION_1_1) ? 1 : 0) : 0)
- #define TASHA_IS_2_0(wcd) \
- ((wcd->type == WCD9335 || wcd->type == WCD9326) ? \
- ((wcd->version == TASHA_VERSION_2_0) ? 1 : 0) : 0)
- /*
- * As fine version info cannot be retrieved before tavil probe.
- * Define three coarse versions for possible future use before tavil probe.
- */
- #define TAVIL_VERSION_1_0 0
- #define TAVIL_VERSION_1_1 1
- #define TAVIL_VERSION_WCD9340_1_0 2
- #define TAVIL_VERSION_WCD9341_1_0 3
- #define TAVIL_VERSION_WCD9340_1_1 4
- #define TAVIL_VERSION_WCD9341_1_1 5
- #define TAVIL_IS_1_0(wcd) \
- ((wcd->type == WCD934X) ? \
- ((wcd->version == TAVIL_VERSION_1_0 || \
- wcd->version == TAVIL_VERSION_WCD9340_1_0 || \
- wcd->version == TAVIL_VERSION_WCD9341_1_0) ? 1 : 0) : 0)
- #define TAVIL_IS_1_1(wcd) \
- ((wcd->type == WCD934X) ? \
- ((wcd->version == TAVIL_VERSION_1_1 || \
- wcd->version == TAVIL_VERSION_WCD9340_1_1 || \
- wcd->version == TAVIL_VERSION_WCD9341_1_1) ? 1 : 0) : 0)
- #define TAVIL_IS_WCD9340_1_0(wcd) \
- ((wcd->type == WCD934X) ? \
- ((wcd->version == TAVIL_VERSION_WCD9340_1_0) ? 1 : 0) : 0)
- #define TAVIL_IS_WCD9341_1_0(wcd) \
- ((wcd->type == WCD934X) ? \
- ((wcd->version == TAVIL_VERSION_WCD9341_1_0) ? 1 : 0) : 0)
- #define TAVIL_IS_WCD9340_1_1(wcd) \
- ((wcd->type == WCD934X) ? \
- ((wcd->version == TAVIL_VERSION_WCD9340_1_1) ? 1 : 0) : 0)
- #define TAVIL_IS_WCD9341_1_1(wcd) \
- ((wcd->type == WCD934X) ? \
- ((wcd->version == TAVIL_VERSION_WCD9341_1_1) ? 1 : 0) : 0)
- #define IS_CODEC_TYPE(wcd, wcdtype) \
- ((wcd->type == wcdtype) ? true : false)
- #define IS_CODEC_VERSION(wcd, wcdversion) \
- ((wcd->version == wcdversion) ? true : false)
- enum {
- CDC_V_1_0,
- CDC_V_1_1,
- CDC_V_2_0,
- };
- enum codec_variant {
- WCD9XXX,
- WCD9330,
- WCD9335,
- WCD9326,
- WCD934X,
- };
- enum wcd9xxx_slim_slave_addr_type {
- WCD9XXX_SLIM_SLAVE_ADDR_TYPE_0,
- WCD9XXX_SLIM_SLAVE_ADDR_TYPE_1,
- };
- enum wcd9xxx_pm_state {
- WCD9XXX_PM_SLEEPABLE,
- WCD9XXX_PM_AWAKE,
- WCD9XXX_PM_ASLEEP,
- };
- enum {
- WCD9XXX_INTR_STATUS_BASE = 0,
- WCD9XXX_INTR_CLEAR_BASE,
- WCD9XXX_INTR_MASK_BASE,
- WCD9XXX_INTR_LEVEL_BASE,
- WCD9XXX_INTR_CLR_COMMIT,
- WCD9XXX_INTR_REG_MAX,
- };
- enum wcd9xxx_intf_status {
- WCD9XXX_INTERFACE_TYPE_PROBING,
- WCD9XXX_INTERFACE_TYPE_SLIMBUS,
- WCD9XXX_INTERFACE_TYPE_I2C,
- };
- enum {
- /* INTR_REG 0 */
- WCD9XXX_IRQ_SLIMBUS = 0,
- WCD9XXX_IRQ_MBHC_REMOVAL,
- WCD9XXX_IRQ_MBHC_SHORT_TERM,
- WCD9XXX_IRQ_MBHC_PRESS,
- WCD9XXX_IRQ_MBHC_RELEASE,
- WCD9XXX_IRQ_MBHC_POTENTIAL,
- WCD9XXX_IRQ_MBHC_INSERTION,
- WCD9XXX_IRQ_BG_PRECHARGE,
- /* INTR_REG 1 */
- WCD9XXX_IRQ_PA1_STARTUP,
- WCD9XXX_IRQ_PA2_STARTUP,
- WCD9XXX_IRQ_PA3_STARTUP,
- WCD9XXX_IRQ_PA4_STARTUP,
- WCD9306_IRQ_HPH_PA_OCPR_FAULT = WCD9XXX_IRQ_PA4_STARTUP,
- WCD9XXX_IRQ_PA5_STARTUP,
- WCD9XXX_IRQ_MICBIAS1_PRECHARGE,
- WCD9306_IRQ_HPH_PA_OCPL_FAULT = WCD9XXX_IRQ_MICBIAS1_PRECHARGE,
- WCD9XXX_IRQ_MICBIAS2_PRECHARGE,
- WCD9XXX_IRQ_MICBIAS3_PRECHARGE,
- /* INTR_REG 2 */
- WCD9XXX_IRQ_HPH_PA_OCPL_FAULT,
- WCD9XXX_IRQ_HPH_PA_OCPR_FAULT,
- WCD9XXX_IRQ_EAR_PA_OCPL_FAULT,
- WCD9XXX_IRQ_HPH_L_PA_STARTUP,
- WCD9XXX_IRQ_HPH_R_PA_STARTUP,
- WCD9320_IRQ_EAR_PA_STARTUP,
- WCD9306_IRQ_MBHC_JACK_SWITCH = WCD9320_IRQ_EAR_PA_STARTUP,
- WCD9310_NUM_IRQS,
- WCD9XXX_IRQ_RESERVED_0 = WCD9310_NUM_IRQS,
- WCD9XXX_IRQ_RESERVED_1,
- WCD9330_IRQ_SVASS_ERR_EXCEPTION = WCD9310_NUM_IRQS,
- WCD9330_IRQ_MBHC_JACK_SWITCH,
- /* INTR_REG 3 */
- WCD9XXX_IRQ_MAD_AUDIO,
- WCD9XXX_IRQ_MAD_ULTRASOUND,
- WCD9XXX_IRQ_MAD_BEACON,
- WCD9XXX_IRQ_SPEAKER_CLIPPING,
- WCD9320_IRQ_MBHC_JACK_SWITCH,
- WCD9306_NUM_IRQS,
- WCD9XXX_IRQ_VBAT_MONITOR_ATTACK = WCD9306_NUM_IRQS,
- WCD9XXX_IRQ_VBAT_MONITOR_RELEASE,
- WCD9XXX_NUM_IRQS,
- /* WCD9330 INTR1_REG 3*/
- WCD9330_IRQ_SVASS_ENGINE = WCD9XXX_IRQ_MAD_AUDIO,
- WCD9330_IRQ_MAD_AUDIO,
- WCD9330_IRQ_MAD_ULTRASOUND,
- WCD9330_IRQ_MAD_BEACON,
- WCD9330_IRQ_SPEAKER1_CLIPPING,
- WCD9330_IRQ_SPEAKER2_CLIPPING,
- WCD9330_IRQ_VBAT_MONITOR_ATTACK,
- WCD9330_IRQ_VBAT_MONITOR_RELEASE,
- WCD9330_NUM_IRQS,
- WCD9XXX_IRQ_RESERVED_2 = WCD9330_NUM_IRQS,
- };
- enum {
- TABLA_NUM_IRQS = WCD9310_NUM_IRQS,
- SITAR_NUM_IRQS = WCD9310_NUM_IRQS,
- TAIKO_NUM_IRQS = WCD9XXX_NUM_IRQS,
- TAPAN_NUM_IRQS = WCD9306_NUM_IRQS,
- TOMTOM_NUM_IRQS = WCD9330_NUM_IRQS,
- };
- struct intr_data {
- int intr_num;
- bool clear_first;
- };
- struct wcd9xxx_core_resource {
- struct mutex irq_lock;
- struct mutex nested_irq_lock;
- 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;
- /* holds the table of interrupts per codec */
- const struct intr_data *intr_table;
- int intr_table_size;
- unsigned int irq_base;
- unsigned int irq;
- u8 irq_masks_cur[WCD9XXX_MAX_IRQ_REGS];
- u8 irq_masks_cache[WCD9XXX_MAX_IRQ_REGS];
- bool irq_level_high[WCD9XXX_MAX_NUM_IRQS];
- int num_irqs;
- int num_irq_regs;
- u16 intr_reg[WCD9XXX_INTR_REG_MAX];
- struct regmap *wcd_core_regmap;
- /* Pointer to parent container data structure */
- void *parent;
- struct device *dev;
- struct irq_domain *domain;
- };
- /*
- * data structure for Slimbus and I2S channel.
- * Some of fields are only used in smilbus mode
- */
- struct wcd9xxx_ch {
- u32 sph; /* share channel handle - slimbus only */
- u32 ch_num; /*
- * vitrual channel number, such as 128 -144.
- * apply for slimbus only
- */
- u16 ch_h; /* chanel handle - slimbus only */
- u16 port; /*
- * tabla port for RX and TX
- * such as 0-9 for TX and 10 -16 for RX
- * apply for both i2s and slimbus
- */
- u16 shift; /*
- * shift bit for RX and TX
- * apply for both i2s and slimbus
- */
- struct list_head list; /*
- * channel link list
- * apply for both i2s and slimbus
- */
- };
- struct wcd9xxx_codec_dai_data {
- u32 rate; /* sample rate */
- u32 bit_width; /* sit width 16,24,32 */
- struct list_head wcd9xxx_ch_list; /* channel list */
- u16 grph; /* slimbus group handle */
- unsigned long ch_mask;
- wait_queue_head_t dai_wait;
- bool bus_down_in_recovery;
- };
- #define WCD9XXX_CH(xport, xshift) \
- {.port = xport, .shift = xshift}
- enum wcd9xxx_chipid_major {
- TABLA_MAJOR = cpu_to_le16(0x100),
- SITAR_MAJOR = cpu_to_le16(0x101),
- TAIKO_MAJOR = cpu_to_le16(0x102),
- TAPAN_MAJOR = cpu_to_le16(0x103),
- TOMTOM_MAJOR = cpu_to_le16(0x105),
- TASHA_MAJOR = cpu_to_le16(0x0),
- TASHA2P0_MAJOR = cpu_to_le16(0x107),
- TAVIL_MAJOR = cpu_to_le16(0x108),
- };
- enum codec_power_states {
- WCD_REGION_POWER_COLLAPSE_REMOVE,
- WCD_REGION_POWER_COLLAPSE_BEGIN,
- WCD_REGION_POWER_DOWN,
- };
- enum wcd_power_regions {
- WCD9XXX_DIG_CORE_REGION_1,
- WCD9XXX_MAX_PWR_REGIONS,
- };
- struct wcd9xxx_codec_type {
- u16 id_major;
- u16 id_minor;
- struct mfd_cell *dev;
- int size;
- int num_irqs;
- int version; /* -1 to retrieve version from chip version register */
- enum wcd9xxx_slim_slave_addr_type slim_slave_type;
- u16 i2c_chip_status;
- const struct intr_data *intr_tbl;
- int intr_tbl_size;
- u16 intr_reg[WCD9XXX_INTR_REG_MAX];
- };
- struct wcd9xxx_power_region {
- enum codec_power_states power_state;
- u16 pwr_collapse_reg_min;
- u16 pwr_collapse_reg_max;
- };
- struct wcd9xxx {
- struct device *dev;
- struct slim_device *slim;
- struct slim_device *slim_slave;
- struct mutex io_lock;
- struct mutex xfer_lock;
- struct mutex reset_lock;
- u8 version;
- int reset_gpio;
- struct device_node *wcd_rst_np;
- 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);
- int (*multi_reg_write)(struct wcd9xxx *wcd9xxx, const void *data,
- size_t count);
- int (*dev_down)(struct wcd9xxx *wcd9xxx);
- int (*post_reset)(struct wcd9xxx *wcd9xxx);
- void *ssr_priv;
- bool dev_up;
- u32 num_of_supplies;
- struct regulator_bulk_data *supplies;
- struct wcd9xxx_core_resource core_res;
- u16 id_minor;
- u16 id_major;
- /* Slimbus or I2S port */
- u32 num_rx_port;
- u32 num_tx_port;
- struct wcd9xxx_ch *rx_chs;
- struct wcd9xxx_ch *tx_chs;
- u32 mclk_rate;
- enum codec_variant type;
- struct regmap *regmap;
- struct wcd9xxx_codec_type *codec_type;
- bool prev_pg_valid;
- u8 prev_pg;
- u8 avoid_cdc_rstlow;
- struct wcd9xxx_power_region *wcd9xxx_pwr[WCD9XXX_MAX_PWR_REGIONS];
- };
- struct wcd9xxx_reg_val {
- unsigned short reg; /* register address */
- u8 *buf; /* buffer to be written to reg. addr */
- int bytes; /* number of bytes to be written */
- };
- #ifdef CONFIG_WCD9XXX_CODEC_CORE
- 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_get_logical_addresses(u8 *pgd_la, u8 *inf_la);
- int wcd9xxx_slim_write_repeat(struct wcd9xxx *wcd9xxx, unsigned short reg,
- int bytes, void *src);
- int wcd9xxx_slim_reserve_bw(struct wcd9xxx *wcd9xxx,
- u32 bw_ops, bool commit);
- int wcd9xxx_set_power_state(struct wcd9xxx *wcd9xxx, enum codec_power_states,
- enum wcd_power_regions);
- int wcd9xxx_get_current_power_state(struct wcd9xxx *wcd9xxx,
- enum wcd_power_regions);
- int wcd9xxx_page_write(struct wcd9xxx *wcd9xxx, unsigned short *reg);
- int wcd9xxx_slim_bulk_write(struct wcd9xxx *wcd9xxx,
- struct wcd9xxx_reg_val *bulk_reg,
- unsigned int size, bool interface);
- int wcd9xxx_vote_ondemand_regulator(struct wcd9xxx *wcd9xxx,
- struct wcd9xxx_pdata *pdata,
- const char *supply_name,
- bool enable);
- extern int wcd9xxx_core_res_init(
- struct wcd9xxx_core_resource *wcd9xxx_core_res,
- int num_irqs, int num_irq_regs, struct regmap *wcd_regmap);
- extern void wcd9xxx_core_res_deinit(
- struct wcd9xxx_core_resource *wcd9xxx_core_res);
- extern int wcd9xxx_core_res_suspend(
- struct wcd9xxx_core_resource *wcd9xxx_core_res,
- pm_message_t pmesg);
- extern int wcd9xxx_core_res_resume(
- struct wcd9xxx_core_resource *wcd9xxx_core_res);
- extern int wcd9xxx_core_irq_init(
- struct wcd9xxx_core_resource *wcd9xxx_core_res);
- extern int wcd9xxx_assign_irq(struct wcd9xxx_core_resource *wcd9xxx_core_res,
- unsigned int irq,
- unsigned int irq_base);
- extern enum wcd9xxx_intf_status wcd9xxx_get_intf_type(void);
- extern void wcd9xxx_set_intf_type(enum wcd9xxx_intf_status);
- extern enum wcd9xxx_pm_state wcd9xxx_pm_cmpxchg(
- struct wcd9xxx_core_resource *wcd9xxx_core_res,
- enum wcd9xxx_pm_state o,
- enum wcd9xxx_pm_state n);
- static inline int __init wcd9xxx_irq_of_init(struct device_node *node,
- struct device_node *parent)
- {
- return 0;
- }
- int wcd9xxx_init(void);
- void wcd9xxx_exit(void);
- #else
- static inline int wcd9xxx_interface_reg_read(struct wcd9xxx *wcd9xxx, unsigned short reg)
- {
- return 0;
- }
- static inline int wcd9xxx_interface_reg_write(struct wcd9xxx *wcd9xxx, unsigned short reg,
- u8 val)
- {
- return 0;
- }
- static inline int wcd9xxx_get_logical_addresses(u8 *pgd_la, u8 *inf_la)
- {
- return 0;
- }
- static inline int wcd9xxx_slim_write_repeat(struct wcd9xxx *wcd9xxx, unsigned short reg,
- int bytes, void *src)
- {
- return 0;
- }
- static inline int wcd9xxx_slim_reserve_bw(struct wcd9xxx *wcd9xxx,
- u32 bw_ops, bool commit)
- {
- return 0;
- }
- static inline int wcd9xxx_set_power_state(struct wcd9xxx *wcd9xxx, enum codec_power_states
- cdc_power_state, enum wcd_power_regions pwr_region)
- {
- return 0;
- }
- static inline int wcd9xxx_get_current_power_state(struct wcd9xxx *wcd9xxx,
- enum wcd_power_regions pwr_region)
- {
- return 0;
- }
- static inline int wcd9xxx_page_write(struct wcd9xxx *wcd9xxx, unsigned short *reg)
- {
- return 0;
- }
- static inline int wcd9xxx_slim_bulk_write(struct wcd9xxx *wcd9xxx,
- struct wcd9xxx_reg_val *bulk_reg,
- unsigned int size, bool interface)
- {
- return 0;
- }
- static inline int wcd9xxx_core_res_init(
- struct wcd9xxx_core_resource *wcd9xxx_core_res,
- int num_irqs, int num_irq_regs, struct regmap *wcd_regmap)
- {
- return 0;
- }
- static inline void wcd9xxx_core_res_deinit(
- struct wcd9xxx_core_resource *wcd9xxx_core_res)
- {
- }
- static inline int wcd9xxx_core_res_suspend(
- struct wcd9xxx_core_resource *wcd9xxx_core_res,
- pm_message_t pmesg)
- {
- return 0;
- }
- static inline int wcd9xxx_core_res_resume(
- struct wcd9xxx_core_resource *wcd9xxx_core_res)
- {
- return 0;
- }
- static inline int wcd9xxx_core_irq_init(
- struct wcd9xxx_core_resource *wcd9xxx_core_res)
- {
- return 0;
- }
- static inline int wcd9xxx_assign_irq(struct wcd9xxx_core_resource *wcd9xxx_core_res,
- unsigned int irq,
- unsigned int irq_base)
- {
- return 0;
- }
- static inline enum wcd9xxx_intf_status wcd9xxx_get_intf_type(void)
- {
- return 0;
- }
- static inline void wcd9xxx_set_intf_type(enum wcd9xxx_intf_status int_state)
- {
- }
- static inline enum wcd9xxx_pm_state wcd9xxx_pm_cmpxchg(
- struct wcd9xxx_core_resource *wcd9xxx_core_res,
- enum wcd9xxx_pm_state o,
- enum wcd9xxx_pm_state n)
- {
- return 0;
- }
- static inline int __init wcd9xxx_irq_of_init(struct device_node *node,
- struct device_node *parent)
- {
- return 0;
- }
- static inline int wcd9xxx_init(void)
- {
- return 0;
- }
- static inline void wcd9xxx_exit(void)
- {
- }
- #endif
- #endif
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