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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Renesas R-Car System Controller
*
* Copyright (C) 2016 Glider bvba
*/
#ifndef __SOC_RENESAS_RCAR_SYSC_H__
#define __SOC_RENESAS_RCAR_SYSC_H__
#include <linux/types.h>
/*
* Power Domain flags
*/
#define PD_CPU BIT(0) /* Area contains main CPU core */
#define PD_SCU BIT(1) /* Area contains SCU and L2 cache */
#define PD_NO_CR BIT(2) /* Area lacks PWR{ON,OFF}CR registers */
#define PD_OFF_DELAY BIT(3) /* Area is subject to power-off delay quirk */
#define PD_CPU_CR PD_CPU /* CPU area has CR (R-Car H1) */
#define PD_CPU_NOCR PD_CPU | PD_NO_CR /* CPU area lacks CR (R-Car Gen2/3) */
#define PD_ALWAYS_ON PD_NO_CR /* Always-on area */
/*
* Description of a Power Area
*/
struct rcar_sysc_area {
const char *name;
u16 chan_offs; /* Offset of PWRSR register for this area */
u8 chan_bit; /* Bit in PWR* (except for PWRUP in PWRSR) */
u8 isr_bit; /* Bit in SYSCI*R */
s8 parent; /* -1 if none */
u8 flags; /* See PD_* */
};
/*
* SoC-specific Power Area Description
*/
struct rcar_sysc_info {
int (*init)(void); /* Optional */
const struct rcar_sysc_area *areas;
unsigned int num_areas;
/* Optional External Request Mask Register */
u32 extmask_offs; /* SYSCEXTMASK register offset */
u32 extmask_val; /* SYSCEXTMASK register mask value */
};
extern const struct rcar_sysc_info r8a7742_sysc_info;
extern const struct rcar_sysc_info r8a7743_sysc_info;
extern const struct rcar_sysc_info r8a7745_sysc_info;
extern const struct rcar_sysc_info r8a77470_sysc_info;
extern const struct rcar_sysc_info r8a774a1_sysc_info;
extern const struct rcar_sysc_info r8a774b1_sysc_info;
extern const struct rcar_sysc_info r8a774c0_sysc_info;
extern const struct rcar_sysc_info r8a774e1_sysc_info;
extern const struct rcar_sysc_info r8a7779_sysc_info;
extern const struct rcar_sysc_info r8a7790_sysc_info;
extern const struct rcar_sysc_info r8a7791_sysc_info;
extern const struct rcar_sysc_info r8a7792_sysc_info;
extern const struct rcar_sysc_info r8a7794_sysc_info;
extern struct rcar_sysc_info r8a7795_sysc_info;
extern const struct rcar_sysc_info r8a77960_sysc_info;
extern const struct rcar_sysc_info r8a77961_sysc_info;
extern const struct rcar_sysc_info r8a77965_sysc_info;
extern const struct rcar_sysc_info r8a77970_sysc_info;
extern const struct rcar_sysc_info r8a77980_sysc_info;
extern const struct rcar_sysc_info r8a77990_sysc_info;
extern const struct rcar_sysc_info r8a77995_sysc_info;
#endif /* __SOC_RENESAS_RCAR_SYSC_H__ */
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