blob: fdf843aa51134f87ab13ea74067929ecff73b744 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 */
/*
* R-Car Gen4 System Controller
*
* Copyright (C) 2021 Renesas Electronics Corp.
*/
#ifndef __SOC_RENESAS_RCAR_GEN4_SYSC_H__
#define __SOC_RENESAS_RCAR_GEN4_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_CPU_NOCR (PD_CPU | PD_NO_CR) /* CPU area lacks CR */
#define PD_ALWAYS_ON PD_NO_CR /* Always-on area */
/*
* Description of a Power Area
*/
struct rcar_gen4_sysc_area {
const char *name;
u8 pdr; /* PDRn */
s8 parent; /* -1 if none */
u8 flags; /* See PD_* */
};
/*
* SoC-specific Power Area Description
*/
struct rcar_gen4_sysc_info {
const struct rcar_gen4_sysc_area *areas;
unsigned int num_areas;
};
extern const struct rcar_gen4_sysc_info r8a779a0_sysc_info;
extern const struct rcar_gen4_sysc_info r8a779f0_sysc_info;
extern const struct rcar_gen4_sysc_info r8a779g0_sysc_info;
extern const struct rcar_gen4_sysc_info r8a779h0_sysc_info;
#endif /* __SOC_RENESAS_RCAR_GEN4_SYSC_H__ */