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Merge branch 'feat/sdmmc_uhs_tuning' into 'master'

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sdmmc: UHS-I support for SDR50 (100MHz, 50MB/s), DDR50 (50MHz, 50MB/s)

Closes IDF-10294, IDF-11447, and IDF-8886

See merge request espressif/esp-idf!34441
This commit is contained in:
Armando (Dou Yiwen)
2024-11-13 11:05:10 +08:00
parent f8ddcee8cd 5bff669f2f
commit ed8ec9de0b
34 changed files with 924 additions and 186 deletions
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docs/en/api-reference/peripherals/sdmmc_host.rst
+7 -4
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@@ -83,14 +83,17 @@ Supported Speed Modes
SDMMC Host driver supports the following speed modes:
- Default Speed (20 MHz): 1-line or 4-line with SD cards, and 1-line, 4-line, or 8-line with 3.3 V eMMC
- High Speed (40 MHz): 1-line or 4-line with SD cards, and 1-line, 4-line, or 8-line with 3.3 V eMMC
- High Speed DDR (40 MHz): 4-line with 3.3 V eMMC
.. list::
- Default Speed (20 MHz): 1-line or 4-line with SD cards, and 1-line, 4-line, or 8-line with 3.3 V eMMC
- High Speed (40 MHz): 1-line or 4-line with SD cards, and 1-line, 4-line, or 8-line with 3.3 V eMMC
:SOC_SDMMC_UHS_I_SUPPORTED: - UHS-I 1.8 V, SDR50 (100 MHz): 4-line with SD cards
:SOC_SDMMC_UHS_I_SUPPORTED: - UHS-I 1.8 V, DDR50 (50 MHz): 4-line with SD cards
- High Speed DDR (40 MHz): 4-line with 3.3 V eMMC
Speed modes not supported at present:
- High Speed DDR mode: 8-line eMMC
- UHS-I 1.8 V modes: 4-line SD cards
Using the SDMMC Host Driver