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Normalize brom patches & add sd autocalib fallback

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Kostas Missos
2019-02-12 00:40:40 +02:00
parent 5cd596e53c
commit 2f37811aba
4 changed files with 21 additions and 7 deletions
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16
bootloader/storage/sdmmc_driver.c
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@@ -143,8 +143,20 @@ static int _sdmmc_get_clkcon(sdmmc_t *sdmmc)
static void _sdmmc_pad_config_fallback(sdmmc_t *sdmmc, u32 power)
{
_sdmmc_get_clkcon(sdmmc);
if (sdmmc->id == SDMMC_4)
*(vu32 *)0x70000AB4 = ((*(vu32 *)0x70000AB4) & 0x3FFC) | 0x1040;
switch (sdmmc->id)
{
case SDMMC_1:
if (power == SDMMC_POWER_OFF)
break;
if (power == SDMMC_POWER_1_8)
APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL) = 0x304; // Up: 3, Dn: 4.
else if (power == SDMMC_POWER_3_3)
APB_MISC(APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL) = 0x808; // Up: 8, Dn: 8.
break;
case SDMMC_4:
APB_MISC(APB_MISC_GP_EMMC4_PAD_CFGPADCTRL) = (APB_MISC(APB_MISC_GP_EMMC4_PAD_CFGPADCTRL) & 0x3FFC) | 0x1040;
break;
}
//TODO: load standard values for other controllers, can depend on power.
}