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bdk: sdmmc: correct drive ohms comment

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CTCaer
2025-11-27 12:14:43 +02:00
parent a6d4e5adaa
commit 5176ce4394
1 changed files with 4 additions and 4 deletions
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8
bdk/storage/sdmmc_driver.c
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@@ -144,16 +144,16 @@ static void _sdmmc_pad_config_fallback(sdmmc_t *sdmmc, u32 power)
_sdmmc_commit_changes(sdmmc); _sdmmc_commit_changes(sdmmc);
switch (sdmmc->id) switch (sdmmc->id)
{ {
case SDMMC_1: // 33 Ohm 2X Driver. case SDMMC_1: // 50 Ohm 2X Driver.
if (power == SDMMC_POWER_OFF) if (power == SDMMC_POWER_OFF)
break; break;
u32 sdmmc1_pad_cfg = APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL) & 0xF8080FFF; u32 sdmmc1_pad_cfg = APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL) & 0xF8080FFF;
if (sdmmc->t210b01) if (sdmmc->t210b01)
sdmmc1_pad_cfg |= (0x808 << 12); // Up: 8, Dn: 8. For 33 ohm. sdmmc1_pad_cfg |= (0x808 << 12); // Up: 8, Dn: 8. For 50 ohm.
else if (power == SDMMC_POWER_1_8) else if (power == SDMMC_POWER_1_8)
sdmmc1_pad_cfg |= (0xB0F << 12); // Up: 11, Dn: 15. For 33 ohm. sdmmc1_pad_cfg |= (0xB0F << 12); // Up: 11, Dn: 15. For 50 ohm.
else if (power == SDMMC_POWER_3_3) else if (power == SDMMC_POWER_3_3)
sdmmc1_pad_cfg |= (0xC0C << 12); // Up: 12, Dn: 12. For 33 ohm. sdmmc1_pad_cfg |= (0xC0C << 12); // Up: 12, Dn: 12. For 50 ohm.
APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL) = sdmmc1_pad_cfg; APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL) = sdmmc1_pad_cfg;
(void)APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL); // Commit write. (void)APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL); // Commit write.
break; break;