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/*-
* 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.
* Copyright 2017 NXP.
*
* 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.
*/
#include <fsl_mc_sys.h>
#include <fsl_mc_cmd.h>
#include <fsl_dpmng.h>
#include <fsl_dpmng_cmd.h>
/**
* mc_get_version() - Retrieves the Management Complex firmware
* version information
* @mc_io: Pointer to opaque I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @mc_ver_info: Returned version information structure
*
* Return: '0' on Success; Error code otherwise.
*/
int mc_get_version(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
struct mc_version *mc_ver_info)
{
struct mc_command cmd = { 0 };
struct dpmng_rsp_get_version *rsp_params;
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMNG_CMDID_GET_VERSION,
cmd_flags,
0);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
rsp_params = (struct dpmng_rsp_get_version *)cmd.params;
mc_ver_info->revision = le32_to_cpu(rsp_params->revision);
mc_ver_info->major = le32_to_cpu(rsp_params->version_major);
mc_ver_info->minor = le32_to_cpu(rsp_params->version_minor);
return 0;
}
/**
* mc_get_soc_version() - Retrieves the Management Complex firmware
* version information
* @mc_io Pointer to opaque I/O object
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
* @mc_platform_info: Returned version information structure. The structure
* contains the values of SVR and PVR registers.
* Please consult platform specific reference manual
* for detailed information.
*
* Return: '0' on Success; Error code otherwise.
*/
int mc_get_soc_version(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
struct mc_soc_version *mc_platform_info)
{
struct dpmng_rsp_get_soc_version *rsp_params;
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPMNG_CMDID_GET_SOC_VERSION,
cmd_flags,
0);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
rsp_params = (struct dpmng_rsp_get_soc_version *)cmd.params;
mc_platform_info->svr = le32_to_cpu(rsp_params->svr);
mc_platform_info->pvr = le32_to_cpu(rsp_params->pvr);
return 0;
}
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