Add i.MX8 SoCs support

This patch adds i.MX8 SoCs ATFW support, including below
basic features:

* LPUART
* SCFW RPC
* SMP boot up

Each SoC will have its own platform definition and driver
to support.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Bai Ping <ping.bai@nxp.com>

1 files changed, 90 insertions, 0 deletions

diff --git a/plat/freescale/common/include/sci/ipc.h b/plat/freescale/common/include/sci/ipc.h
new file mode 100755
index 00000000..d9ad74b2
--- /dev/null
+++ b/plat/freescale/common/include/sci/ipc.h
@@ -0,0 +1,90 @@
+/*
+ * Copyright 2017 NXP
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of NXP nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*!
+ * Header file for the IPC implementation.
+ */
+
+#ifndef _SC_IPC_H
+#define _SC_IPC_H
+
+/* Includes */
+
+#include <sci/types.h>
+
+/* Defines */
+
+/* Types */
+
+/* Functions */
+
+/*!
+ * This function opens an IPC channel.
+ *
+ * @param[out]    ipc         return pointer for ipc handle
+ * @param[in]     id          id of channel to open
+ *
+ * @return Returns an error code (SC_ERR_NONE = success, SC_ERR_IPC
+ *         otherwise).
+ *
+ * The \a id parameter is implementation specific. Could be an MU
+ * address, pointer to a driver path, channel index, etc.
+ */
+sc_err_t sc_ipc_open(sc_ipc_t *ipc, sc_ipc_id_t id);
+
+/*!
+ * This function closes an IPC channel.
+ *
+ * @param[in]     ipc         id of channel to close
+ */
+void sc_ipc_close(sc_ipc_t ipc);
+
+/*!
+ * This function reads a message from an IPC channel.
+ *
+ * @param[in]     ipc         id of channel read from
+ * @param[out]    data        pointer to message buffer to read
+ *
+ * This function will block if no message is available to be read.
+ */
+void sc_ipc_read(sc_ipc_t ipc, void *data);
+
+/*!
+ * This function writes a message to an IPC channel.
+ *
+ * @param[in]     ipc         id of channel to write to
+ * @param[in]     data        pointer to message buffer to write
+ *
+ * This function will block if the outgoing buffer is full.
+ */
+void sc_ipc_write(sc_ipc_t ipc, void *data);
+
+#endif /* _SC_IPC_H */
+