diff options
Diffstat (limited to 'plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_smp.h')
| -rw-r--r-- | plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_smp.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_smp.h b/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_smp.h new file mode 100644 index 0000000..4c2f8d2 --- /dev/null +++ b/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_smp.h @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2022, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_SMP_H +#define MT_SMP_H + +#include <lib/mmio.h> +#include <platform_def.h> + +#define CPU_PWR_STATUS (MCUCFG_BASE + 0xA840) + +#define SMP_CORE_TIMEOUT_MAX (50000) +#define DO_SMP_CORE_ON_WAIT_TIMEOUT(k_cnt) ({ \ + CPU_PM_ASSERT(k_cnt < SMP_CORE_TIMEOUT_MAX); \ + k_cnt++; udelay(1); }) + +void mt_smp_core_init_arch(unsigned int cluster, unsigned int cpu, int arm64, + struct cpu_pwr_ctrl *pwr_ctrl); +void mt_smp_core_bootup_address_set(struct cpu_pwr_ctrl *pwr_ctrl, uintptr_t entry); +int mt_smp_power_core_on(unsigned int cpu_id, struct cpu_pwr_ctrl *pwr_ctrl); +int mt_smp_power_core_off(struct cpu_pwr_ctrl *pwr_ctrl); +void mt_smp_init(void); + +#endif /* MT_SMP_H */ |