Initial commit: OpenHarmony-v4.0-ReleaseOpenHarmony-v4.0-Release

1 files changed, 47 insertions, 0 deletions

diff --git a/arch/mips/cobalt/mtd.c b/arch/mips/cobalt/mtd.c
new file mode 100644
index 000000000..95f579d8c
--- /dev/null
+++ b/arch/mips/cobalt/mtd.c
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  Registration of Cobalt MTD device.
+ *
+ *  Copyright (C) 2006  Yoichi Yuasa <yuasa@linux-mips.org>
+ */
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+static struct mtd_partition cobalt_mtd_partitions[] = {
+        {
+                .name   = "firmware",
+                .offset = 0x0,
+                .size   = 0x80000,
+        },
+};
+
+static struct physmap_flash_data cobalt_flash_data = {
+        .width          = 1,
+        .nr_parts       = 1,
+        .parts          = cobalt_mtd_partitions,
+};
+
+static struct resource cobalt_mtd_resource = {
+        .start  = 0x1fc00000,
+        .end    = 0x1fc7ffff,
+        .flags  = IORESOURCE_MEM,
+};
+
+static struct platform_device cobalt_mtd = {
+        .name           = "physmap-flash",
+        .dev            = {
+                .platform_data  = &cobalt_flash_data,
+        },
+        .num_resources  = 1,
+        .resource       = &cobalt_mtd_resource,
+};
+
+static int __init cobalt_mtd_init(void)
+{
+        platform_device_register(&cobalt_mtd);
+
+        return 0;
+}
+device_initcall(cobalt_mtd_init);