mediatek: mt8183: add MTK SSPM driver
Add MTK SSPM driver.
Change-Id: I30dd9a95456b8c3c8d18fd22120824eec97634ee
diff --git a/plat/mediatek/mt8183/drivers/sspm/sspm.h b/plat/mediatek/mt8183/drivers/sspm/sspm.h
new file mode 100644
index 0000000..2c2cc10
--- /dev/null
+++ b/plat/mediatek/mt8183/drivers/sspm/sspm.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef __SSPM_H__
+#define __SSPM_H__
+/* These should sync with sspm.bin */
+#define IPI_ID_PLATFORM 0
+#define IPI_ID_SUSPEND 6
+#define PINR_OFFSET_PLATFORM 0
+#define PINR_SIZE_PLATFORM 3
+#define PINR_OFFSET_SUSPEND 2
+#define PINR_SIZE_SUSPEND 8
+
+#define MBOX0_BASE 0x10450000
+#define MBOX1_BASE 0x10460000
+#define MBOX3_BASE 0x10480000
+#define MBOX_OUT_IRQ_OFS 0x1000
+#define MBOX_IN_IRQ_OFS 0x1004
+
+#define SHAREMBOX_OFFSET_MCDI 0
+#define SHAREMBOX_SIZE_MCDI 20
+#define SHAREMBOX_OFFSET_SUSPEND 26
+#define SHAREMBOX_SIZE_SUSPEND 6
+
+int sspm_mbox_read(uint32_t slot, uint32_t *data, uint32_t len);
+int sspm_mbox_write(uint32_t slot, uint32_t *data, uint32_t len);
+int sspm_ipi_send_non_blocking(uint32_t id, uint32_t *data);
+int sspm_ipi_recv_non_blocking(uint32_t slot, uint32_t *data, uint32_t len);
+int sspm_alive_show(void);
+#endif /* __SSPM_H__ */