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Diffstat (limited to 'drivers/mxc/hdp/API_AFE.h')
| -rw-r--r-- | drivers/mxc/hdp/API_AFE.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/drivers/mxc/hdp/API_AFE.h b/drivers/mxc/hdp/API_AFE.h new file mode 100644 index 000000000000..37ddaa4ff568 --- /dev/null +++ b/drivers/mxc/hdp/API_AFE.h @@ -0,0 +1,111 @@ +/****************************************************************************** + * + * Copyright (C) 2016-2017 Cadence Design Systems, Inc. + * All rights reserved worldwide. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. 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. + * + * 3. Neither the name of the copyright holder nor the names of its contributors + * may be used to endorse or promote products derived from this software without + * specific prior written permission. + * + * 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 HOLDER 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. + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, + * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Copyright 2017-2018 NXP + * + ****************************************************************************** + * + * API_AFE.h + * + ****************************************************************************** + */ + +#ifndef API_AFE_H_ +#define API_AFE_H_ + +#include "util.h" + +typedef enum { + AFE_LINK_RATE_1_6 = 0x6, /* 1.62 Gb/s */ + AFE_LINK_RATE_2_1 = 0x8, /* 2.16 Gb/s */ + AFE_LINK_RATE_2_4 = 0x9, /* 2.43 Gb/s */ + AFE_LINK_RATE_2_7 = 0xA, /* 2.70 Gb/s */ + AFE_LINK_RATE_3_2 = 0xC, /* 3.24 Gb/s */ + AFE_LINK_RATE_4_3 = 0x10, /* 4.32 Gb/s */ + AFE_LINK_RATE_5_4 = 0x14, /* 5.40 Gb/s */ + AFE_LINK_RATE_8_1 = 0x1E, /* 8.10 Gb/s */ +} ENUM_AFE_LINK_RATE; + +/* Some of the PHY programming sequences + * depend on the reference clock frequency. + * Variable of this type is used to control + * the programming flow. */ +typedef enum { + REFCLK_24MHZ, + REFCLK_27MHZ +} REFCLK_FREQ; + +typedef enum { + CLK_RATIO_1_1, + CLK_RATIO_5_4, + CLK_RATIO_3_2, + CLK_RATIO_2_1, + CLK_RATIO_1_2, + CLK_RATIO_5_8, + CLK_RATIO_3_4 +} clk_ratio_t; + +typedef struct { + u32 value; + u8 lsb; + u8 msb; + u8 *label; +} reg_field_t; + +u8 AFE_check_rate_supported(ENUM_AFE_LINK_RATE rate); +void Afe_write(state_struct *state, u32 offset, u16 val); +u16 Afe_read(state_struct *state, u32 offset); +void AFE_init(state_struct *state, int num_lanes, + ENUM_AFE_LINK_RATE link_rate); +void afe_init_t28hpc(state_struct *state, int num_lanes, + ENUM_AFE_LINK_RATE link_rate); +void AFE_power(state_struct *state, int num_lanes, + ENUM_AFE_LINK_RATE link_rate); +void afe_power_t28hpc(state_struct *state, int num_lanes, + ENUM_AFE_LINK_RATE link_rate); +void set_field_value(reg_field_t *reg_field, u32 value); +int set_reg_value(reg_field_t reg_field); +int inside(u32 value, u32 left_sharp_corner, u32 right_sharp_corner); +int get_table_row_match_column(const u32 *array, u32 table_rows, + u32 table_cols, u32 start_row, + u32 column_to_search, + u32 value_to_search_in_column); +int get_table_row(const u32 *array, u32 table_rows, + u32 table_cols, u32 variable_in_range, + u32 range_min_column, u32 range_max_column, + u32 column_to_search, u32 column_value); +#endif |