[ARM] pxa: introduce reset.h for reset specific header information

Signed-off-by: Eric Miao <eric.miao@marvell.com>
diff --git a/include/asm-arm/arch-pxa/reset.h b/include/asm-arm/arch-pxa/reset.h
new file mode 100644
index 0000000..6ca72c5
--- /dev/null
+++ b/include/asm-arm/arch-pxa/reset.h
@@ -0,0 +1,9 @@
+#ifndef __ASM_ARCH_RESET_H
+#define __ASM_ARCH_RESET_H
+
+/*
+ * register GPIO as reset generator
+ */
+extern int init_gpio_reset(int gpio);
+
+#endif /* __ASM_ARCH_RESET_H */