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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Renesas R-Car System Controller4 *5 * Copyright (C) 2016 Glider bvba6 */7#ifndef __SOC_RENESAS_RCAR_SYSC_H__8#define __SOC_RENESAS_RCAR_SYSC_H__9 10#include <linux/types.h>11 12 13/*14 * Power Domain flags15 */16#define PD_CPU BIT(0) /* Area contains main CPU core */17#define PD_SCU BIT(1) /* Area contains SCU and L2 cache */18#define PD_NO_CR BIT(2) /* Area lacks PWR{ON,OFF}CR registers */19#define PD_OFF_DELAY BIT(3) /* Area is subject to power-off delay quirk */20 21#define PD_CPU_CR PD_CPU /* CPU area has CR (R-Car H1) */22#define PD_CPU_NOCR PD_CPU | PD_NO_CR /* CPU area lacks CR (R-Car Gen2/3) */23#define PD_ALWAYS_ON PD_NO_CR /* Always-on area */24 25 26/*27 * Description of a Power Area28 */29 30struct rcar_sysc_area {31 const char *name;32 u16 chan_offs; /* Offset of PWRSR register for this area */33 u8 chan_bit; /* Bit in PWR* (except for PWRUP in PWRSR) */34 u8 isr_bit; /* Bit in SYSCI*R */35 s8 parent; /* -1 if none */36 u8 flags; /* See PD_* */37};38 39 40/*41 * SoC-specific Power Area Description42 */43 44struct rcar_sysc_info {45 int (*init)(void); /* Optional */46 const struct rcar_sysc_area *areas;47 unsigned int num_areas;48 /* Optional External Request Mask Register */49 u32 extmask_offs; /* SYSCEXTMASK register offset */50 u32 extmask_val; /* SYSCEXTMASK register mask value */51};52 53extern const struct rcar_sysc_info r8a7742_sysc_info;54extern const struct rcar_sysc_info r8a7743_sysc_info;55extern const struct rcar_sysc_info r8a7745_sysc_info;56extern const struct rcar_sysc_info r8a77470_sysc_info;57extern const struct rcar_sysc_info r8a774a1_sysc_info;58extern const struct rcar_sysc_info r8a774b1_sysc_info;59extern const struct rcar_sysc_info r8a774c0_sysc_info;60extern const struct rcar_sysc_info r8a774e1_sysc_info;61extern const struct rcar_sysc_info r8a7779_sysc_info;62extern const struct rcar_sysc_info r8a7790_sysc_info;63extern const struct rcar_sysc_info r8a7791_sysc_info;64extern const struct rcar_sysc_info r8a7792_sysc_info;65extern const struct rcar_sysc_info r8a7794_sysc_info;66extern struct rcar_sysc_info r8a7795_sysc_info;67extern const struct rcar_sysc_info r8a77960_sysc_info;68extern const struct rcar_sysc_info r8a77961_sysc_info;69extern const struct rcar_sysc_info r8a77965_sysc_info;70extern const struct rcar_sysc_info r8a77970_sysc_info;71extern const struct rcar_sysc_info r8a77980_sysc_info;72extern const struct rcar_sysc_info r8a77990_sysc_info;73extern const struct rcar_sysc_info r8a77995_sysc_info;74 75#endif /* __SOC_RENESAS_RCAR_SYSC_H__ */76