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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Definitions for Broadcom STB power management / Always ON (AON) block
*
* Copyright © 2016-2017 Broadcom
*/
#ifndef __BRCMSTB_PM_H__
#define __BRCMSTB_PM_H__
#define AON_CTRL_RESET_CTRL 0x00
#define AON_CTRL_PM_CTRL 0x04
#define AON_CTRL_PM_STATUS 0x08
#define AON_CTRL_PM_CPU_WAIT_COUNT 0x10
#define AON_CTRL_PM_INITIATE 0x88
#define AON_CTRL_HOST_MISC_CMDS 0x8c
#define AON_CTRL_SYSTEM_DATA_RAM_OFS 0x200
/* MIPS PM constants */
/* MEMC0 offsets */
#define DDR40_PHY_CONTROL_REGS_0_PLL_STATUS 0x10
#define DDR40_PHY_CONTROL_REGS_0_STANDBY_CTRL 0xa4
/* TIMER offsets */
#define TIMER_TIMER1_CTRL 0x0c
#define TIMER_TIMER1_STAT 0x1c
/* TIMER defines */
#define RESET_TIMER 0x0
#define START_TIMER 0xbfffffff
#define TIMER_MASK 0x3fffffff
/* PM_CTRL bitfield (Method #0) */
#define PM_FAST_PWRDOWN (1 << 6)
#define PM_WARM_BOOT (1 << 5)
#define PM_DEEP_STANDBY (1 << 4)
#define PM_CPU_PWR (1 << 3)
#define PM_USE_CPU_RDY (1 << 2)
#define PM_PLL_PWRDOWN (1 << 1)
#define PM_PWR_DOWN (1 << 0)
/* PM_CTRL bitfield (Method #1) */
#define PM_DPHY_STANDBY_CLEAR (1 << 20)
#define PM_MIN_S3_WIDTH_TIMER_BYPASS (1 << 7)
#define PM_S2_COMMAND (PM_PLL_PWRDOWN | PM_USE_CPU_RDY | PM_PWR_DOWN)
/* Method 0 bitmasks */
#define PM_COLD_CONFIG (PM_PLL_PWRDOWN | PM_DEEP_STANDBY)
#define PM_WARM_CONFIG (PM_COLD_CONFIG | PM_USE_CPU_RDY | PM_WARM_BOOT)
/* Method 1 bitmask */
#define M1_PM_WARM_CONFIG (PM_DPHY_STANDBY_CLEAR | \
PM_MIN_S3_WIDTH_TIMER_BYPASS | \
PM_WARM_BOOT | PM_DEEP_STANDBY | \
PM_PLL_PWRDOWN | PM_PWR_DOWN)
#define M1_PM_COLD_CONFIG (PM_DPHY_STANDBY_CLEAR | \
PM_MIN_S3_WIDTH_TIMER_BYPASS | \
PM_DEEP_STANDBY | \
PM_PLL_PWRDOWN | PM_PWR_DOWN)
#ifndef __ASSEMBLY__
#ifndef CONFIG_MIPS
extern const unsigned long brcmstb_pm_do_s2_sz;
extern asmlinkage int brcmstb_pm_do_s2(void __iomem *aon_ctrl_base,
void __iomem *ddr_phy_pll_status);
#else
/* s2 asm */
extern asmlinkage int brcm_pm_do_s2(u32 *s2_params);
/* s3 asm */
extern asmlinkage int brcm_pm_do_s3(void __iomem *aon_ctrl_base,
int dcache_linesz);
extern int s3_reentry;
#endif /* CONFIG_MIPS */
#endif
#endif /* __BRCMSTB_PM_H__ */