| Prabhakar Kushwaha | cfd9fbf | 2015-03-19 09:20:45 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013-2015 Freescale Semiconductor |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <fsl-mc/fsl_mc_sys.h> |
| 8 | #include <fsl-mc/fsl_mc_cmd.h> |
| 9 | #include <fsl-mc/fsl_dpio.h> |
| 10 | |
| 11 | int dpio_open(struct fsl_mc_io *mc_io, int dpio_id, uint16_t *token) |
| 12 | { |
| 13 | struct mc_command cmd = { 0 }; |
| 14 | int err; |
| 15 | |
| 16 | /* prepare command */ |
| 17 | cmd.header = mc_encode_cmd_header(DPIO_CMDID_OPEN, |
| 18 | MC_CMD_PRI_LOW, 0); |
| 19 | DPIO_CMD_OPEN(cmd, dpio_id); |
| 20 | |
| 21 | /* send command to mc*/ |
| 22 | err = mc_send_command(mc_io, &cmd); |
| 23 | if (err) |
| 24 | return err; |
| 25 | |
| 26 | /* retrieve response parameters */ |
| 27 | *token = MC_CMD_HDR_READ_TOKEN(cmd.header); |
| 28 | |
| 29 | return 0; |
| 30 | } |
| 31 | |
| 32 | int dpio_close(struct fsl_mc_io *mc_io, uint16_t token) |
| 33 | { |
| 34 | struct mc_command cmd = { 0 }; |
| 35 | |
| 36 | /* prepare command */ |
| 37 | cmd.header = mc_encode_cmd_header(DPIO_CMDID_CLOSE, |
| 38 | MC_CMD_PRI_HIGH, token); |
| 39 | |
| 40 | /* send command to mc*/ |
| 41 | return mc_send_command(mc_io, &cmd); |
| 42 | } |
| 43 | |
| 44 | int dpio_enable(struct fsl_mc_io *mc_io, uint16_t token) |
| 45 | { |
| 46 | struct mc_command cmd = { 0 }; |
| 47 | |
| 48 | /* prepare command */ |
| 49 | cmd.header = mc_encode_cmd_header(DPIO_CMDID_ENABLE, |
| 50 | MC_CMD_PRI_LOW, token); |
| 51 | |
| 52 | /* send command to mc*/ |
| 53 | return mc_send_command(mc_io, &cmd); |
| 54 | } |
| 55 | |
| 56 | int dpio_disable(struct fsl_mc_io *mc_io, uint16_t token) |
| 57 | { |
| 58 | struct mc_command cmd = { 0 }; |
| 59 | |
| 60 | /* prepare command */ |
| 61 | cmd.header = mc_encode_cmd_header(DPIO_CMDID_DISABLE, |
| 62 | MC_CMD_PRI_LOW, |
| 63 | token); |
| 64 | |
| 65 | /* send command to mc*/ |
| 66 | return mc_send_command(mc_io, &cmd); |
| 67 | } |
| 68 | |
| 69 | int dpio_reset(struct fsl_mc_io *mc_io, uint16_t token) |
| 70 | { |
| 71 | struct mc_command cmd = { 0 }; |
| 72 | |
| 73 | /* prepare command */ |
| 74 | cmd.header = mc_encode_cmd_header(DPIO_CMDID_RESET, |
| 75 | MC_CMD_PRI_LOW, token); |
| 76 | |
| 77 | /* send command to mc*/ |
| 78 | return mc_send_command(mc_io, &cmd); |
| 79 | } |
| 80 | |
| 81 | int dpio_get_attributes(struct fsl_mc_io *mc_io, |
| 82 | uint16_t token, |
| 83 | struct dpio_attr *attr) |
| 84 | { |
| 85 | struct mc_command cmd = { 0 }; |
| 86 | int err; |
| 87 | |
| 88 | /* prepare command */ |
| 89 | cmd.header = mc_encode_cmd_header(DPIO_CMDID_GET_ATTR, |
| 90 | MC_CMD_PRI_LOW, |
| 91 | token); |
| 92 | |
| 93 | /* send command to mc*/ |
| 94 | err = mc_send_command(mc_io, &cmd); |
| 95 | if (err) |
| 96 | return err; |
| 97 | |
| 98 | /* retrieve response parameters */ |
| 99 | DPIO_RSP_GET_ATTR(cmd, attr); |
| 100 | |
| 101 | return 0; |
| 102 | } |