keystone2: move cpu_to_bus() to keystone.c
The SoC related common functions in board.c should be placed to
a common keystone.c arch file.
Acked-by: Murali Karicheri <m-maricheri2@ti.com>
Signed-off-by: Hao Zhang <hzhang@ti.com>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
diff --git a/arch/arm/cpu/armv7/keystone/keystone.c b/arch/arm/cpu/armv7/keystone/keystone.c
new file mode 100644
index 0000000..48c8690
--- /dev/null
+++ b/arch/arm/cpu/armv7/keystone/keystone.c
@@ -0,0 +1,28 @@
+/*
+ * Keystone EVM : Board initialization
+ *
+ * (C) Copyright 2014
+ * Texas Instruments Incorporated, <www.ti.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+
+/**
+ * cpu_to_bus - swap bytes of the 32-bit data if the device is BE
+ * @ptr - array of data
+ * @length - lenght of data array
+ */
+int cpu_to_bus(u32 *ptr, u32 length)
+{
+ u32 i;
+
+ if (!(readl(K2HK_DEVSTAT) & 0x1))
+ for (i = 0; i < length; i++, ptr++)
+ *ptr = cpu_to_be32(*ptr);
+
+ return 0;
+}