1 files changed, 106 insertions, 0 deletions
diff --git a/plat/mediatek/mt8195/drivers/mcdi/mt_cpu_pm_cpc.h b/plat/mediatek/mt8195/drivers/mcdi/mt_cpu_pm_cpc.h
new file mode 100644
index 0000000..19dd6a2
--- /dev/null
+++ b/plat/mediatek/mt8195/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 */