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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:13:47 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:13:47 +0000 |
commit | 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 (patch) | |
tree | bcf648efac40ca6139842707f0eba5a4496a6dd2 /plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h | |
parent | Initial commit. (diff) | |
download | arm-trusted-firmware-upstream.tar.xz arm-trusted-firmware-upstream.zip |
Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h')
-rw-r--r-- | plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h new file mode 100644 index 0000000..19dd6a2 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/mcdi/mt_cpu_pm_cpc.h @@ -0,0 +1,106 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MT_CPU_PM_CPC_H +#define MT_CPU_PM_CPC_H + +#include <lib/mmio.h> +#include <lib/utils_def.h> +#include <mcucfg.h> +#include <platform_def.h> + +#define NEED_CPUSYS_PROT_WORKAROUND 1 + +/* system sram registers */ +#define CPUIDLE_SRAM_REG(r) (uint32_t)(MTK_MCDI_SRAM_BASE + (r)) + +/* db dump */ +#define CPC_TRACE_SIZE U(0x20) +#define CPC_TRACE_ID_NUM U(10) +#define CPC_TRACE_SRAM(id) (CPUIDLE_SRAM_REG(0x10) + (id) * CPC_TRACE_SIZE) + +/* buckup off count */ +#define CPC_CLUSTER_CNT_BACKUP CPUIDLE_SRAM_REG(0x1F0) +#define CPC_MCUSYS_CNT CPUIDLE_SRAM_REG(0x1F4) + +/* CPC_MCUSYS_CPC_FLOW_CTRL_CFG(0xA814): debug setting */ +#define CPC_PWR_ON_SEQ_DIS BIT(1) +#define CPC_PWR_ON_PRIORITY BIT(2) +#define CPC_AUTO_OFF_EN BIT(5) +#define CPC_DORMANT_WAIT_EN BIT(14) +#define CPC_CTRL_EN BIT(16) +#define CPC_OFF_PRE_EN BIT(29) + +/* CPC_MCUSYS_LAST_CORE_REQ(0xA818) : last core protection */ +#define CPUSYS_PROT_SET BIT(0) +#define MCUSYS_PROT_SET BIT(8) +#define CPUSYS_PROT_CLR BIT(8) +#define MCUSYS_PROT_CLR BIT(9) + +#define CPC_PROT_RESP_MASK U(0x3) +#define CPUSYS_RESP_OFS U(16) +#define MCUSYS_RESP_OFS U(30) + +#define cpusys_resp(r) (((r) >> CPUSYS_RESP_OFS) & CPC_PROT_RESP_MASK) +#define mcusys_resp(r) (((r) >> MCUSYS_RESP_OFS) & CPC_PROT_RESP_MASK) + +#define RETRY_CNT_MAX U(1000) + +#define PROT_RETRY U(0) +#define PROT_SUCCESS U(1) +#define PROT_GIVEUP U(2) + +/* CPC_MCUSYS_CPC_DBG_SETTING(0xAB00): debug setting */ +#define CPC_PROF_EN BIT(0) +#define CPC_DBG_EN BIT(1) +#define CPC_FREEZE BIT(2) +#define CPC_CALC_EN BIT(3) + +enum { + CPC_SUCCESS = 0, + + CPC_ERR_FAIL, + CPC_ERR_TIMEOUT, + + NF_CPC_ERR +}; + +enum { + CPC_SMC_EVENT_DUMP_TRACE_DATA, + CPC_SMC_EVENT_GIC_DPG_SET, + CPC_SMC_EVENT_CPC_CONFIG, + CPC_SMC_EVENT_READ_CONFIG, + + NF_CPC_SMC_EVENT +}; + +enum { + CPC_SMC_CONFIG_PROF, + CPC_SMC_CONFIG_AUTO_OFF, + CPC_SMC_CONFIG_AUTO_OFF_THRES, + CPC_SMC_CONFIG_CNT_CLR, + CPC_SMC_CONFIG_TIME_SYNC, + + NF_CPC_SMC_CONFIG +}; + +#define us_to_ticks(us) ((us) * 13) +#define ticks_to_us(tick) ((tick) / 13) + +int mtk_cpu_pm_cluster_prot_aquire(unsigned int cluster); +void mtk_cpu_pm_cluster_prot_release(unsigned int cluster); + +void mtk_cpc_mcusys_off_reflect(void); +int mtk_cpc_mcusys_off_prepare(void); + +void mtk_cpc_core_on_hint_set(unsigned int cpu); +void mtk_cpc_core_on_hint_clr(unsigned int cpu); +void mtk_cpc_time_sync(void); + +uint64_t mtk_cpc_handler(uint64_t act, uint64_t arg1, uint64_t arg2); +void mtk_cpc_init(void); + +#endif /* MT_CPU_PM_CPC_H */ |