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      1 /* SPDX-License-Identifier: GPL-2.0+ */
      2 /*
      3  * Copyright 2011-2012 Freescale Semiconductor, Inc.
      4  */
      5 
      6 #ifndef _FSL_SRIO_H_
      7 #define _FSL_SRIO_H_
      8 
      9 #include <linux/log2.h>
     10 
     11 enum atmu_size {
     12 	ATMU_SIZE_4K = 0xb,
     13 	ATMU_SIZE_8K,
     14 	ATMU_SIZE_16K,
     15 	ATMU_SIZE_32K,
     16 	ATMU_SIZE_64K,
     17 	ATMU_SIZE_128K,
     18 	ATMU_SIZE_256K,
     19 	ATMU_SIZE_512K,
     20 	ATMU_SIZE_1M,
     21 	ATMU_SIZE_2M,
     22 	ATMU_SIZE_4M,
     23 	ATMU_SIZE_8M,
     24 	ATMU_SIZE_16M,
     25 	ATMU_SIZE_32M,
     26 	ATMU_SIZE_64M,
     27 	ATMU_SIZE_128M,
     28 	ATMU_SIZE_256M,
     29 	ATMU_SIZE_512M,
     30 	ATMU_SIZE_1G,
     31 	ATMU_SIZE_2G,
     32 	ATMU_SIZE_4G,
     33 	ATMU_SIZE_8G,
     34 	ATMU_SIZE_16G,
     35 	ATMU_SIZE_32G,
     36 	ATMU_SIZE_64G,
     37 };
     38 
     39 #define atmu_size_mask(sz)	(__ilog2_u64(sz) - 1)
     40 #define atmu_size_bytes(x)	(1ULL << ((x & 0x3f) + 1))
     41 
     42 extern void srio_init(void);
     43 #ifdef CONFIG_FSL_CORENET
     44 extern void srio_boot_master(int port);
     45 extern void srio_boot_master_release_slave(int port);
     46 #endif
     47 #endif
     48