From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 11:13:47 +0200
Subject: Adding upstream version 2.8.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 plat/hisilicon/hikey960/hikey960_mcu_load.c | 54 +++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 plat/hisilicon/hikey960/hikey960_mcu_load.c

(limited to 'plat/hisilicon/hikey960/hikey960_mcu_load.c')

diff --git a/plat/hisilicon/hikey960/hikey960_mcu_load.c b/plat/hisilicon/hikey960/hikey960_mcu_load.c
new file mode 100644
index 0000000..b9ae313
--- /dev/null
+++ b/plat/hisilicon/hikey960/hikey960_mcu_load.c
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <errno.h>
+#include <string.h>
+
+#include <arch_helpers.h>
+#include <common/bl_common.h>
+#include <common/debug.h>
+#include <drivers/delay_timer.h>
+#include <lib/mmio.h>
+
+#include <hi3660.h>
+
+#define ADDR_CONVERT(addr)		((addr) < 0x40000 ?	\
+					 (addr) + 0xFFF30000 :	\
+					 (addr) + 0x40000000)
+
+static void fw_data_init(void)
+{
+	unsigned long data_head_addr;
+	unsigned int *data_addr;
+
+	data_head_addr = mmio_read_32((uintptr_t) HISI_DATA_HEAD_BASE) + 0x14;
+	data_addr = (unsigned int *) ADDR_CONVERT(data_head_addr);
+
+	memcpy((void *)HISI_DATA0_BASE,
+	       (const void *)(unsigned long)ADDR_CONVERT(data_addr[0]),
+	       HISI_DATA0_SIZE);
+	memcpy((void *)HISI_DATA1_BASE,
+	       (const void *)(unsigned long)ADDR_CONVERT(data_addr[1]),
+	       HISI_DATA1_SIZE);
+}
+
+int load_lpm3(void)
+{
+	INFO("start fw loading\n");
+
+	fw_data_init();
+
+	flush_dcache_range((uintptr_t)HISI_RESERVED_MEM_BASE,
+			   HISI_RESERVED_MEM_SIZE);
+
+	sev();
+	sev();
+
+	INFO("fw load success\n");
+
+	return 0;
+}
-- 
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