1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/flash.c b/arch/arm/mach-omap1/flash.c
new file mode 100644
index 000000000..b3fb531af
--- /dev/null
+++ b/arch/arm/mach-omap1/flash.c
@@ -0,0 +1,28 @@
+/*
+ * Flash support for OMAP1
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/io.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+
+#include <mach/tc.h>
+#include <mach/flash.h>
+
+#include <mach/hardware.h>
+
+void omap1_set_vpp(struct platform_device *pdev, int enable)
+{
+	u32 l;
+
+	l = omap_readl(EMIFS_CONFIG);
+	if (enable)
+		l |= OMAP_EMIFS_CONFIG_WP;
+	else
+		l &= ~OMAP_EMIFS_CONFIG_WP;
+	omap_writel(l, EMIFS_CONFIG);
+}