Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 29 insertions, 0 deletions

diff --git a/drivers/nxp/qspi/qspi.c b/drivers/nxp/qspi/qspi.c
new file mode 100644
index 0000000..97b2a19
--- /dev/null
+++ b/drivers/nxp/qspi/qspi.c
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2021 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#include <assert.h>
+
+#include <common/debug.h>
+#include <lib/mmio.h>
+#include <lib/xlat_tables/xlat_tables_v2.h>
+#include <qspi.h>
+
+int qspi_io_setup(uintptr_t nxp_qspi_flash_addr,
+		  size_t nxp_qspi_flash_size,
+		  uintptr_t fip_offset)
+{
+	uint32_t qspi_mcr_val = qspi_in32(CHS_QSPI_MCR);
+
+	/* Enable and change endianness of QSPI IP */
+	qspi_out32(CHS_QSPI_MCR, (qspi_mcr_val | CHS_QSPI_64LE));
+
+	/* Adding QSPI Memory Map in XLAT Table */
+	mmap_add_region(nxp_qspi_flash_addr, nxp_qspi_flash_addr,
+			nxp_qspi_flash_size, MT_MEMORY | MT_RW);
+
+	return 0;
+}