| // SPDX-FileCopyrightText: 2022 Efabless Corporation |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // SPDX-License-Identifier: Apache-2.0 |
| |
| `default_nettype none |
| |
| `ifndef __USER_DEFINES_H |
| // User GPIO initial configuration parameters |
| `define __USER_DEFINES_H |
| |
| // deliberately erroneous placeholder value; user required to config GPIO's to other |
| `define GPIO_MODE_INVALID 13'hXXXX |
| |
| // Authoritive source of these MODE defs is: caravel/verilog/rtl/user_defines.v |
| // Useful GPIO mode values. These match the names used in defs.h. |
| // |
| |
| `define GPIO_MODE_MGMT_STD_INPUT_NOPULL 10'h007 |
| `define GPIO_MODE_MGMT_STD_INPUT_PULLDOWN 10'h047 |
| `define GPIO_MODE_MGMT_STD_INPUT_PULLUP 10'h087 |
| `define GPIO_MODE_MGMT_STD_OUTPUT 10'h00b |
| `define GPIO_MODE_MGMT_STD_BIDIRECTIONAL 10'h009 |
| |
| `define GPIO_MODE_USER_STD_INPUT_NOPULL 10'h006 |
| `define GPIO_MODE_USER_STD_INPUT_PULLDOWN 10'h046 |
| `define GPIO_MODE_USER_STD_INPUT_PULLUP 10'h086 |
| `define GPIO_MODE_USER_STD_OUTPUT 10'h00a |
| `define GPIO_MODE_USER_STD_BIDIRECTIONAL 10'h008 |
| |
| // The power-on configuration for GPIO 0 to 4 is fixed and cannot be |
| // modified (allowing the SPI and debug to always be accessible unless |
| // overridden by a flash program). |
| |
| // The values below can be any of the standard types defined above, |
| // or they can be any 13-bit value if the user wants a non-standard |
| // startup state for the GPIO. By default, every GPIO from 5 to 37 |
| // is set to power up as an input controlled by the management SoC. |
| // Users may want to redefine these so that the user project powers |
| // up in a state that can be used immediately without depending on |
| // the management SoC to run a startup program to configure the GPIOs. |
| |
| `define USER_CONFIG_GPIO_5_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_6_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_7_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_8_INIT `GPIO_MODE_USER_STD_INPUT_NOPULL |
| `define USER_CONFIG_GPIO_9_INIT `GPIO_MODE_USER_STD_INPUT_NOPULL |
| `define USER_CONFIG_GPIO_10_INIT `GPIO_MODE_USER_STD_INPUT_NOPULL |
| `define USER_CONFIG_GPIO_11_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_12_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_13_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| |
| // Configurations of GPIO 14 to 24 are used on caravel but not caravan. |
| `define USER_CONFIG_GPIO_14_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_15_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_16_INIT `GPIO_MODE_USER_STD_OUTPUT |
| `define USER_CONFIG_GPIO_17_INIT `GPIO_MODE_USER_STD_OUTPUT |
| `define USER_CONFIG_GPIO_18_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_19_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_20_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_21_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_22_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_23_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_24_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| |
| `define USER_CONFIG_GPIO_25_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_26_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_27_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_28_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_29_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_30_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_31_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_32_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_33_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_34_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_35_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_36_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| `define USER_CONFIG_GPIO_37_INIT `GPIO_MODE_MGMT_STD_INPUT_PULLUP |
| |
| `endif // __USER_DEFINES_H |