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편집 파일: ti-sysc.h

/* 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_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_LEGACY_IDLE BIT(9) #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__ */