diff options
Diffstat (limited to 'arch/arm/cpu/armv7/keystone/keystone.c')
-rw-r--r-- | arch/arm/cpu/armv7/keystone/keystone.c | 28 |
1 files changed, 28 insertions, 0 deletions
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; +} |