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author | 2017-05-16 14:51:32 +0200 | |
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committer | 2017-05-16 14:51:32 +0200 | |
commit | fca143f059a0bddd7d47b8dc2df646a891b0eb0f (patch) | |
tree | 4bfeadc905c977e45e54a90c42330553b8942e4e /drivers/bus/fslmc/mc/fsl_mc_sys.h | |
parent | ce3d555e43e3795b5d9507fcfc76b7a0a92fd0d6 (diff) |
Imported Upstream version 17.05
Diffstat (limited to 'drivers/bus/fslmc/mc/fsl_mc_sys.h')
-rw-r--r-- | drivers/bus/fslmc/mc/fsl_mc_sys.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/drivers/bus/fslmc/mc/fsl_mc_sys.h b/drivers/bus/fslmc/mc/fsl_mc_sys.h new file mode 100644 index 00000000..ebada60e --- /dev/null +++ b/drivers/bus/fslmc/mc/fsl_mc_sys.h @@ -0,0 +1,105 @@ +/*- + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * BSD LICENSE + * + * Copyright 2013-2015 Freescale Semiconductor Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * GPL LICENSE SUMMARY + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +#ifndef _FSL_MC_SYS_H +#define _FSL_MC_SYS_H + +#ifdef __linux_driver__ + +#include <linux/errno.h> +#include <asm/io.h> +#include <linux/slab.h> + +struct fsl_mc_io { + void *regs; +}; + +#ifndef ENOTSUP +#define ENOTSUP 95 +#endif + +#define ioread64(_p) readq(_p) +#define iowrite64(_v, _p) writeq(_v, _p) + +#else /* __linux_driver__ */ + +#include <stdio.h> +#include <libio.h> +#include <stdint.h> +#include <errno.h> +#include <sys/uio.h> +#include <linux/byteorder/little_endian.h> + +#define cpu_to_le64(x) __cpu_to_le64(x) +#ifndef dmb +#define dmb() {__asm__ __volatile__("" : : : "memory"); } +#endif +#define __iormb() dmb() +#define __iowmb() dmb() +#define __arch_getq(a) (*(volatile unsigned long *)(a)) +#define __arch_putq(v, a) (*(volatile unsigned long *)(a) = (v)) +#define __arch_putq32(v, a) (*(volatile unsigned int *)(a) = (v)) +#define readq(c) \ + ({ uint64_t __v = __arch_getq(c); __iormb(); __v; }) +#define writeq(v, c) \ + ({ uint64_t __v = v; __iowmb(); __arch_putq(__v, c); __v; }) +#define writeq32(v, c) \ + ({ uint32_t __v = v; __iowmb(); __arch_putq32(__v, c); __v; }) +#define ioread64(_p) readq(_p) +#define iowrite64(_v, _p) writeq(_v, _p) +#define iowrite32(_v, _p) writeq32(_v, _p) +#define __iomem + +struct fsl_mc_io { + void *regs; +}; + +#ifndef ENOTSUP +#define ENOTSUP 95 +#endif + +/*GPP is supposed to use MC commands with low priority*/ +#define CMD_PRI_LOW 0 /*!< Low Priority command indication */ + +struct mc_command; + +int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd); + +#endif /* __linux_driver__ */ + +#endif /* _FSL_MC_SYS_H */ |