/* * 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