/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TI_SYSC_DATA_H__
#define __TI_SYSC_DATA_H__
enum ti_sysc_module_type {
TI_SYSC_OMAP2,
TI_SYSC_OMAP2_TIMER,
TI_SYSC_OMAP3_SHAM,
TI_SYSC_OMAP3_AES,
TI_SYSC_OMAP4,
TI_SYSC_OMAP4_TIMER,
TI_SYSC_OMAP4_SIMPLE,
TI_SYSC_OMAP34XX_SR,
TI_SYSC_OMAP36XX_SR,
TI_SYSC_OMAP4_SR,
TI_SYSC_OMAP4_MCASP,
TI_SYSC_OMAP4_USB_HOST_FS,
TI_SYSC_DRA7_MCAN,
TI_SYSC_PRUSS,
};
struct ti_sysc_cookie {
void *data;
void *clkdm;
};
/**
* struct sysc_regbits - TI OCP_SYSCONFIG register field offsets
* @ midle_shift : Offset of the midle bit
* @ clkact_shift : Offset of the clockactivity bit
* @ sidle_shift : Offset of the sidle bit
* @ enwkup_shift : Offset of the enawakeup bit
* @ srst_shift : Offset of the softreset bit
* @ autoidle_shift : Offset of the autoidle bit
* @ dmadisable_shift : Offset of the dmadisable bit
* @ emufree_shift ; Offset of the emufree bit
*
* Note that 0 is a valid shift , and for ti - sysc . c - ENODEV can be used if a
* feature is not available .
*/
struct sysc_regbits {
s8 midle_shift;
s8 clkact_shift;
s8 sidle_shift;
s8 enwkup_shift;
s8 srst_shift;
s8 autoidle_shift;
s8 dmadisable_shift;
s8 emufree_shift;
};
#define SYSC_MODULE_QUIRK_OTG BIT(30 )
#define SYSC_QUIRK_RESET_ON_CTX_LOST BIT(29 )
#define SYSC_QUIRK_REINIT_ON_CTX_LOST BIT(28 )
#define SYSC_QUIRK_REINIT_ON_RESUME BIT(27 )
#define SYSC_QUIRK_GPMC_DEBUG BIT(26 )
#define SYSC_MODULE_QUIRK_ENA_RESETDONE BIT(25 )
#define SYSC_MODULE_QUIRK_PRUSS BIT(24 )
#define SYSC_MODULE_QUIRK_DSS_RESET BIT(23 )
#define SYSC_MODULE_QUIRK_RTC_UNLOCK BIT(22 )
#define SYSC_QUIRK_CLKDM_NOAUTO BIT(21 )
#define SYSC_QUIRK_FORCE_MSTANDBY BIT(20 )
#define SYSC_MODULE_QUIRK_AESS BIT(19 )
#define SYSC_MODULE_QUIRK_SGX BIT(18 )
#define SYSC_MODULE_QUIRK_HDQ1W BIT(17 )
#define SYSC_MODULE_QUIRK_I2C BIT(16 )
#define SYSC_MODULE_QUIRK_WDT BIT(15 )
#define SYSS_QUIRK_RESETDONE_INVERTED BIT(14 )
#define SYSC_QUIRK_SWSUP_MSTANDBY BIT(13 )
#define SYSC_QUIRK_SWSUP_SIDLE_ACT BIT(12 )
#define SYSC_QUIRK_SWSUP_SIDLE BIT(11 )
#define SYSC_QUIRK_EXT_OPT_CLOCK BIT(10 )
#define SYSC_QUIRK_RESET_STATUS BIT(8 )
#define SYSC_QUIRK_NO_IDLE BIT(7 )
#define SYSC_QUIRK_NO_IDLE_ON_INIT BIT(6 )
#define SYSC_QUIRK_NO_RESET_ON_INIT BIT(5 )
#define SYSC_QUIRK_OPT_CLKS_NEEDED BIT(4 )
#define SYSC_QUIRK_OPT_CLKS_IN_RESET BIT(3 )
#define SYSC_QUIRK_16BIT BIT(2 )
#define SYSC_QUIRK_UNCACHED BIT(1 )
#define SYSC_QUIRK_USE_CLOCKACT BIT(0 )
#define SYSC_NR_IDLEMODES 4
/**
* struct sysc_capabilities - capabilities for an interconnect target module
* @ type : sysc type identifier for the module
* @ sysc_mask : bitmask of supported SYSCONFIG register bits
* @ regbits : bitmask of SYSCONFIG register bits
* @ mod_quirks : bitmask of module specific quirks
*/
struct sysc_capabilities {
const enum ti_sysc_module_type type;
const u32 sysc_mask;
const struct sysc_regbits *regbits;
const u32 mod_quirks;
};
/**
* struct sysc_config - configuration for an interconnect target module
* @ sysc_val : configured value for sysc register
* @ syss_mask : configured mask value for SYSSTATUS register
* @ midlemodes : bitmask of supported master idle modes
* @ sidlemodes : bitmask of supported slave idle modes
* @ srst_udelay : optional delay needed after OCP soft reset
* @ quirks : bitmask of enabled quirks
*/
struct sysc_config {
u32 sysc_val;
u32 syss_mask;
u8 midlemodes;
u8 sidlemodes;
u8 srst_udelay;
u32 quirks;
};
enum sysc_registers {
SYSC_REVISION,
SYSC_SYSCONFIG,
SYSC_SYSSTATUS,
SYSC_MAX_REGS,
};
/**
* struct ti_sysc_module_data - ti - sysc to hwmod translation data for a module
* @ name : legacy " ti , hwmods " module name
* @ module_pa : physical address of the interconnect target module
* @ module_size : size of the interconnect target module
* @ offsets : array of register offsets as listed in enum sysc_registers
* @ nr_offsets : number of registers
* @ cap : interconnect target module capabilities
* @ cfg : interconnect target module configuration
*
* This data is enough to allocate a new struct omap_hwmod_class_sysconfig
* based on device tree data parsed by ti - sysc driver .
*/
struct ti_sysc_module_data {
const char *name;
u64 module_pa;
u32 module_size;
int *offsets;
int nr_offsets;
const struct sysc_capabilities *cap;
struct sysc_config *cfg;
};
struct device;
struct clk;
struct ti_sysc_platform_data {
struct of_dev_auxdata *auxdata;
bool (*soc_type_gp)(void );
int (*init_clockdomain)(struct device *dev, struct clk *fck,
struct clk *ick, struct ti_sysc_cookie *cookie);
void (*clkdm_deny_idle)(struct device *dev,
const struct ti_sysc_cookie *cookie);
void (*clkdm_allow_idle)(struct device *dev,
const struct ti_sysc_cookie *cookie);
int (*init_module)(struct device *dev,
const struct ti_sysc_module_data *data,
struct ti_sysc_cookie *cookie);
int (*enable_module)(struct device *dev,
const struct ti_sysc_cookie *cookie);
int (*idle_module)(struct device *dev,
const struct ti_sysc_cookie *cookie);
int (*shutdown_module)(struct device *dev,
const struct ti_sysc_cookie *cookie);
};
#endif /* __TI_SYSC_DATA_H__ */
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