Release 4.16 include/linux/platform_data/ti-sysc.h
#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,
};
/**
* 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_RESET_STATUS 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
*
* @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
* @midlemodes: bitmask of supported master idle modes
* @sidlemodes: bitmask of supported master 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;
};
#endif /* __TI_SYSC_DATA_H__ */
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