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Make sdmmc autocalibration follow TRM procedure

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Sleep for 1 us, not 1 ms.
Timeout after 10 ms, set driver strength code values according to TRM.

Fix typo (mS) - time is in milliseconds, not milliSiemens.
This commit is contained in:
Tomasz Moń
2018-06-05 19:07:14 +02:00
parent 0491a21a99
commit 7b9dcd2f1a
4 changed files with 76 additions and 14 deletions
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10
fusee/fusee-primary/src/apb_misc.h
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@@ -11,4 +11,14 @@
#define APB_MISC_GP_SDMMC1_PAD_CFGPADCTRL_0 MAKE_REG32(MISC_BASE + 0xa98)
#define APB_MISC_GP_EMMC4_PAD_CFGPADCTRL_0 MAKE_REG32(MISC_BASE + 0xab4)
#define SDMMC1_PAD_CAL_DRVUP_SHIFT (20)
#define SDMMC1_PAD_CAL_DRVDN_SHIFT (12)
#define SDMMC1_PAD_CAL_DRVUP_MASK (0x7Fu << SDMMC1_PAD_CAL_DRVUP_SHIFT)
#define SDMMC1_PAD_CAL_DRVDN_MASK (0x7Fu << SDMMC1_PAD_CAL_DRVDN_SHIFT)
#define CFG2TMC_EMMC4_PAD_DRVUP_COMP_SHIFT (8)
#define CFG2TMC_EMMC4_PAD_DRVDN_COMP_SHIFT (2)
#define CFG2TMC_EMMC4_PAD_DRVUP_COMP_MASK (0x3Fu << CFG2TMC_EMMC4_PAD_DRVUP_COMP_SHIFT)
#define CFG2TMC_EMMC4_PAD_DRVDN_COMP_MASK (0x3Fu << CFG2TMC_EMMC4_PAD_DRVDN_COMP_SHIFT)
#endif