| /* |
| * Copyright 2022 NXP |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/sd/sdio.h> |
| #include <zephyr/device.h> |
| #include <zephyr/drivers/disk.h> |
| #include <zephyr/ztest.h> |
| |
| |
| static const struct device *sdhc_dev = DEVICE_DT_GET(DT_ALIAS(sdhc0)); |
| static struct sd_card card; |
| |
| /* |
| * Verify that SD stack can initialize an SDIO card. |
| * This test must run first, to ensure the card is initialized. |
| */ |
| ZTEST(sd_stack, test_0_init) |
| { |
| int ret; |
| |
| zassert_true(device_is_ready(sdhc_dev), "SDHC device is not ready"); |
| |
| ret = sd_is_card_present(sdhc_dev); |
| zassert_equal(ret, 1, "SD card not present in slot"); |
| |
| ret = sd_init(sdhc_dev, &card); |
| zassert_equal(ret, 0, "Card initialization failed"); |
| } |
| |
| /* |
| * Verify that a register read works. Given the custom nature of SDIO devices, |
| * we just read from the card common I/O area. |
| */ |
| ZTEST(sd_stack, test_read) |
| { |
| int ret; |
| uint8_t reg = 0xFF; |
| |
| /* Read from card common I/O area. */ |
| ret = sdio_read_byte(&card.func0, SDIO_CCCR_CCCR, ®); |
| zassert_equal(ret, 0, "SD card read failed"); |
| /* Check to make sure CCCR read actually returned valid data */ |
| zassert_not_equal(reg, 0xFF, "CCCR read returned invalid data"); |
| } |
| |
| /* Simply dump the card configuration. */ |
| ZTEST(sd_stack, test_card_config) |
| { |
| switch (card.card_voltage) { |
| case SD_VOL_1_2_V: |
| TC_PRINT("Card voltage: 1.2V\n"); |
| break; |
| case SD_VOL_1_8_V: |
| TC_PRINT("Card voltage: 1.8V\n"); |
| break; |
| case SD_VOL_3_0_V: |
| TC_PRINT("Card voltage: 3.0V\n"); |
| break; |
| case SD_VOL_3_3_V: |
| TC_PRINT("Card voltage: 3.3V\n"); |
| break; |
| default: |
| zassert_unreachable("Card voltage is not known value"); |
| } |
| zassert_equal(card.status, CARD_INITIALIZED, "Card status is not OK"); |
| switch (card.card_speed) { |
| case SD_TIMING_SDR12: |
| TC_PRINT("Card timing: SDR12\n"); |
| break; |
| case SD_TIMING_SDR25: |
| TC_PRINT("Card timing: SDR25\n"); |
| break; |
| case SD_TIMING_SDR50: |
| TC_PRINT("Card timing: SDR50\n"); |
| break; |
| case SD_TIMING_SDR104: |
| TC_PRINT("Card timing: SDR104\n"); |
| break; |
| case SD_TIMING_DDR50: |
| TC_PRINT("Card timing: DDR50\n"); |
| break; |
| default: |
| zassert_unreachable("Card timing is not known value"); |
| } |
| switch (card.type) { |
| case CARD_SDIO: |
| TC_PRINT("Card type: SDIO\n"); |
| break; |
| case CARD_SDMMC: |
| TC_PRINT("Card type: SDMMC\n"); |
| break; |
| case CARD_COMBO: |
| TC_PRINT("Card type: combo card\n"); |
| break; |
| default: |
| zassert_unreachable("Card type is not known value"); |
| } |
| if (card.sd_version >= SD_SPEC_VER3_0) { |
| TC_PRINT("Card spec: 3.0\n"); |
| } else if (card.sd_version >= SD_SPEC_VER2_0) { |
| TC_PRINT("Card spec: 2.0\n"); |
| } else if (card.sd_version >= SD_SPEC_VER1_1) { |
| TC_PRINT("Card spec: 1.1\n"); |
| } else if (card.sd_version >= SD_SPEC_VER1_0) { |
| TC_PRINT("Card spec: 1.0\n"); |
| } else { |
| zassert_unreachable("Card spec is unknown value"); |
| } |
| } |
| |
| ZTEST_SUITE(sd_stack, NULL, NULL, NULL, NULL, NULL); |