/*
* arch/arm/plat-orion/include/plat/mpp.h
*
* Marvell Orion SoC MPP handling.
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#ifndef __PLAT_MPP_H
#define __PLAT_MPP_H
#define MPP_NUM(x) ((x) & 0xff)
#define MPP_SEL(x) (((x) >> 8) & 0xf)
/* This is the generic MPP macro, without any variant information.
Each machine architecture is expected to extend this with further
bit fields indicating which MPP configurations are valid for a
specific variant. */
#define GENERIC_MPP(_num, _sel, _in, _out) ( \
/* MPP number */ ((_num) & 0xff) | \
/* MPP select value */ (((_sel) & 0xf) << 8) | \
/* may be input signal */ ((!!(_in)) << 12) | \
/* may be output signal */ ((!!(_out)) << 13))
#define MPP_INPUT_MASK GENERIC_MPP(0, 0x0, 1, 0)
#define MPP_OUTPUT_MASK GENERIC_MPP(0, 0x0, 0, 1)
void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask,
unsigned int mpp_max, void __iomem *dev_bus);
#endif