feat(plat/mediatek/mt8186): add CPU hotplug
Implement PSCI platform operations to support CPU hotplug and MCDI.
TEST=bringup 8 CPUs successfully on kernel stage.
BUG=b:202871018
Change-Id: Ibd5423b70b3ca3f91edaa48d7ca5bc094e751510
Signed-off-by: Garmin.Chang <Garmin.Chang@mediatek.com>
diff --git a/plat/mediatek/mt8186/include/plat_mtk_lpm.h b/plat/mediatek/mt8186/include/plat_mtk_lpm.h
new file mode 100644
index 0000000..347f358
--- /dev/null
+++ b/plat/mediatek/mt8186/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 */