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/*
* SPDX-FileCopyrightText: 2020 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
*/
// This include is relative to $CARAVEL_PATH (see Makefile)
#include "verilog/dv/caravel/defs.h"
// --------------------------------------------------------
void main()
{
reg_spimaster_config = 0xa002; // Enable, prescaler = 2
reg_mprj_datal = 0x00000000;
reg_mprj_datah = 0x00000000;
// Configure mprj_io 10 and 25 as analog (digital in/out = off)
// Configure mprj_io 11, 12, 26, and 27 as digital output
// mprj_io 14 to 24 are analog pads and cannot be configured
reg_mprj_io_27 = GPIO_MODE_USER_STD_OUTPUT;
reg_mprj_io_26 = GPIO_MODE_USER_STD_OUTPUT;
reg_mprj_io_25 = GPIO_MODE_USER_STD_ANALOG;
reg_mprj_io_12 = GPIO_MODE_USER_STD_OUTPUT;
reg_mprj_io_11 = GPIO_MODE_USER_STD_OUTPUT;
reg_mprj_io_10 = GPIO_MODE_USER_STD_ANALOG;
/* Apply configuration */
reg_mprj_xfer = 1;
while (reg_mprj_xfer == 1);
/* Block until end of test */
while (1);
}