blob: 6fdf6ad6c175a7db91bf81b67168d90bdafdcb55 [file] [log] [blame]
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef IMX8M_GPC_H
#define IMX8M_GPC_H
#define LPCR_A53_BSC 0x0
#define LPCR_A53_BSC2 0x108
#define LPCR_A53_AD 0x4
#define LPCR_M4 0x8
#define SLPCR 0x14
#define MST_CPU_MAPPING 0x18
#define MLPCR 0x20
#define PGC_ACK_SEL_A53 0x24
#define IMR1_CORE0_A53 0x30
#define IMR1_CORE1_A53 0x40
#define IMR1_CORE2_A53 0x1C0
#define IMR1_CORE3_A53 0x1D0
#define IMR1_CORE0_M4 0x50
#define SLT0_CFG 0xB0
#define GPC_PU_PWRHSK 0x1FC
#define PGC_CPU_0_1_MAPPING 0xEC
#define CPU_PGC_UP_TRG 0xF0
#define PU_PGC_UP_TRG 0xF8
#define CPU_PGC_DN_TRG 0xFC
#define PU_PGC_DN_TRG 0x104
#define A53_CORE0_PGC 0x800
#define A53_PLAT_PGC 0x900
#define PGC_SCU_TIMING 0x910
#define MASK_DSM_TRIGGER_A53 BIT(31)
#define IRQ_SRC_A53_WUP BIT(30)
#define IRQ_SRC_C1 BIT(29)
#define IRQ_SRC_C0 BIT(28)
#define IRQ_SRC_C3 BIT(23)
#define IRQ_SRC_C2 BIT(22)
#define CPU_CLOCK_ON_LPM BIT(14)
#define MASTER0_LPM_HSK BIT(6)
#define L2PGE BIT(31)
#define EN_L2_WFI_PDN BIT(5)
#define EN_PLAT_PDN BIT(4)
#define SLPCR_EN_DSM BIT(31)
#define SLPCR_RBC_EN BIT(30)
#define SLPCR_A53_FASTWUP_STOP_MODE BIT(17)
#define SLPCR_A53_FASTWUP_WAIT_MODE BIT(16)
#define SLPCR_VSTBY BIT(2)
#define SLPCR_SBYOS BIT(1)
#define SLPCR_BYPASS_PMIC_READY BIT(0)
#define SLPCR_RBC_COUNT_SHIFT 24
#define A53_DUMMY_PDN_ACK BIT(15)
#define A53_DUMMY_PUP_ACK BIT(31)
#define A53_PLAT_PDN_ACK BIT(2)
#define A53_PLAT_PUP_ACK BIT(18)
#define SLT_PLAT_PDN BIT(8)
#define SLT_PLAT_PUP BIT(9)
/* helper macro */
#define A53_LPM_MASK U(0xF)
#define A53_LPM_WAIT U(0x5)
#define A53_LPM_STOP U(0xA)
#define DSM_MODE_MASK BIT(31)
#define A53_CORE_WUP_SRC(core_id) (1 << ((core_id) < 2 ? 28 + (core_id) : 22 + (core_id) - 2))
#define COREx_PGC_PCR(core_id) (0x800 + (core_id) * 0x40)
#define COREx_WFI_PDN(core_id) (1 << ((core_id) < 2 ? (core_id) * 2 : ((core_id) - 2) * 2 + 16))
#define COREx_IRQ_WUP(core_id) ((core_id) < 2 ? (1 << ((core_id) * 2 + 8)) : (1 << ((core_id) * 2 + 20)))
#define COREx_LPM_PUP(core_id) ((core_id) < 2 ? (1 << ((core_id) * 2 + 9)) : (1 << ((core_id) * 2 + 21)))
#define SLTx_CFG(n) ((SLT0_CFG + ((n) * 4)))
#define SLT_COREx_PUP(core_id) (0x2 << ((core_id) * 2))
/* function declare */
void imx_gpc_init(void);
void imx_set_cpu_secure_entry(unsigned int core_index, uintptr_t sec_entrypoint);
void imx_set_cpu_pwr_off(unsigned int core_index);
void imx_set_cpu_pwr_on(unsigned int core_index);
void imx_set_cpu_lpm(unsigned int core_index, bool pdn);
void imx_set_cluster_standby(bool retention);
void imx_set_cluster_powerdown(unsigned int last_core, uint8_t power_state);
void imx_set_sys_lpm(bool retention);
void imx_set_rbc_count(void);
void imx_clear_rbc_count(void);
#endif /*IMX8M_GPC_H */