| Maria Yu | 968b55a | 2017-03-02 17:06:12 +0800 | [diff] [blame] | 1 | /* Copyright (c) 2017-2018, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * Redistribution and use in source and binary forms, with or without |
| 4 | * modification, are permitted provided that the following conditions are |
| 5 | * met: |
| 6 | * * Redistributions of source code must retain the above copyright |
| 7 | * notice, this list of conditions and the following disclaimer. |
| 8 | * * Redistributions in binary form must reproduce the above |
| 9 | * copyright notice, this list of conditions and the following |
| 10 | * disclaimer in the documentation and/or other materials provided |
| 11 | * with the distribution. |
| 12 | * * Neither the name of The Linux Foundation, Inc. nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived |
| 14 | * from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 23 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 24 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 25 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 26 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #include <debug.h> |
| 30 | #include <spi_qup.h> |
| 31 | #include <blsp_qup.h> |
| 32 | #include <stdlib.h> |
| 33 | |
| 34 | void spi_test() |
| 35 | { |
| 36 | unsigned char *tx_buf1; |
| 37 | unsigned int data_size = 240*320*2; |
| 38 | struct qup_spi_dev *spi_dev; |
| 39 | int i,j,k; |
| 40 | |
| 41 | dprintf(CRITICAL, "-----start %s----\n", __func__); |
| 42 | |
| 43 | tx_buf1 = malloc(data_size); |
| 44 | |
| 45 | k = 0; |
| 46 | for (i = 0; i < 320; i++) { |
| 47 | for (j = 0; j < 240; j++) { |
| 48 | tx_buf1[k] = 0xf8; |
| 49 | tx_buf1[k+1] = 0x00; |
| 50 | k = k+2; |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | spi_dev = qup_blsp_spi_init(BLSP_ID_1, QUP_ID_4); |
| 55 | |
| 56 | if (!spi_dev) { |
| 57 | dprintf(CRITICAL, "Failed initializing SPI\n"); |
| 58 | return; |
| 59 | } |
| 60 | |
| 61 | spi_qup_transfer(spi_dev, tx_buf1, data_size); |
| 62 | |
| 63 | free(tx_buf1); |
| 64 | dprintf(CRITICAL, "-----end %s----\n", __func__); |
| 65 | } |