upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/drivers/net/fsl-mc/dpbp.c

159 lines
3.1 KiB

/*
* Freescale Layerscape MC I/O wrapper
*
* Copyright (C) 2013-2015 Freescale Semiconductor, Inc.
* Author: German Rivera <German.Rivera@freescale.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <fsl-mc/fsl_mc_sys.h>
#include <fsl-mc/fsl_mc_cmd.h>
#include <fsl-mc/fsl_dpbp.h>
int dpbp_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpbp_id,
uint16_t *token)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_OPEN,
cmd_flags,
0);
DPBP_CMD_OPEN(cmd, dpbp_id);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
*token = MC_CMD_HDR_READ_TOKEN(cmd.header);
return err;
}
int dpbp_close(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_CLOSE, cmd_flags,
token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_create(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
const struct dpbp_cfg *cfg,
uint16_t *token)
{
struct mc_command cmd = { 0 };
int err;
(void)(cfg); /* unused */
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_CREATE,
cmd_flags,
0);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
*token = MC_CMD_HDR_READ_TOKEN(cmd.header);
return 0;
}
int dpbp_destroy(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_DESTROY,
cmd_flags,
token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_ENABLE, cmd_flags,
token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_disable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_DISABLE,
cmd_flags,
token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_reset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
{
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_RESET,
cmd_flags,
token);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
int dpbp_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpbp_attr *attr)
{
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPBP_CMDID_GET_ATTR,
cmd_flags,
token);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
DPBP_RSP_GET_ATTRIBUTES(cmd, attr);
return 0;
}