1 files changed, 48 insertions, 0 deletions
diff --git a/plat/mediatek/mt8195/include/plat_mtk_lpm.h b/plat/mediatek/mt8195/include/plat_mtk_lpm.h
new file mode 100644
index 000000000..347f35855
--- /dev/null
+++ b/plat/mediatek/mt8195/include/plat_mtk_lpm.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2021, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLAT_MTK_LPM_H
+#define PLAT_MTK_LPM_H
+
+#include <lib/psci/psci.h>
+#include <lib/utils_def.h>
+
+#define MT_IRQ_REMAIN_MAX	U(32)
+#define MT_IRQ_REMAIN_CAT_LOG	BIT(31)
+
+struct mt_irqremain {
+	unsigned int count;
+	unsigned int irqs[MT_IRQ_REMAIN_MAX];
+	unsigned int wakeupsrc_cat[MT_IRQ_REMAIN_MAX];
+	unsigned int wakeupsrc[MT_IRQ_REMAIN_MAX];
+};
+
+#define PLAT_RC_STATUS_READY		BIT(0)
+#define PLAT_RC_STATUS_FEATURE_EN	BIT(1)
+#define PLAT_RC_STATUS_UART_NONSLEEP	BIT(31)
+
+struct mt_lpm_tz {
+	int (*pwr_prompt)(unsigned int cpu, const psci_power_state_t *state);
+	int (*pwr_reflect)(unsigned int cpu, const psci_power_state_t *state);
+
+	int (*pwr_cpu_on)(unsigned int cpu, const psci_power_state_t *state);
+	int (*pwr_cpu_dwn)(unsigned int cpu, const psci_power_state_t *state);
+
+	int (*pwr_cluster_on)(unsigned int cpu,
+					const psci_power_state_t *state);
+	int (*pwr_cluster_dwn)(unsigned int cpu,
+					const psci_power_state_t *state);
+
+	int (*pwr_mcusys_on)(unsigned int cpu, const psci_power_state_t *state);
+	int (*pwr_mcusys_on_finished)(unsigned int cpu,
+					const psci_power_state_t *state);
+	int (*pwr_mcusys_dwn)(unsigned int cpu,
+					const psci_power_state_t *state);
+};
+
+const struct mt_lpm_tz *mt_plat_cpu_pm_init(void);
+
+#endif /* PLAT_MTK_LPM_H */