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drivers/mmcsd: Added support for MMC(eMMC) bigger than 2 GB (Tested with IMXRT1050EVKB and samsung eMMC 16GB). arch/arm/src/imxrt: IMXRT uSDHC driver cmd line reset logic modified.

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This commit is contained in:
Ivan Ucherdzhiev
2019-08-21 09:23:29 -06:00
committed by Gregory Nutt
parent fe6f9b1f24
commit 19c070e0d1
5 changed files with 428 additions and 111 deletions
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arch/arm/src/imxrt/imxrt_usdhc.c
+6 -1
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@@ -4,6 +4,7 @@
* Copyright (C) 2018-2019 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
* Dave Marples <dave@marples.net>
* Ivan Ucherdzhiev <ivanucherdjiev@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -2021,7 +2022,11 @@ static int imxrt_sendcmd(FAR struct sdio_dev_s *dev, uint32_t cmd,
if ((getreg32(priv->addr + IMXRT_USDHC_IRQSTAT_OFFSET) & USDHC_RESPERR_INTS) != 0)
{
putreg32(USDHC_SYSCTL_RSTC, priv->addr + IMXRT_USDHC_SYSCTL_OFFSET);
modifyreg32(priv->addr + IMXRT_USDHC_SYSCTL_OFFSET, 0, USDHC_SYSCTL_RSTC);
while ((getreg32(priv->addr + IMXRT_USDHC_SYSCTL_OFFSET) &
USDHC_SYSCTL_RSTC) != 0)
{
}
}
timeout = USDHC_CMDTIMEOUT;
drivers/mmcsd/mmcsd.h
+3 -2
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@@ -62,7 +62,7 @@
#define MMCSD_CARDTYPE_MMC 1 /* Bit 0: MMC card */
#define MMCSD_CARDTYPE_SDV1 2 /* Bit 1: SD version 1.x */
#define MMCSD_CARDTYPE_SDV2 4 /* Bit 2: SD version 2.x with byte addressing */
#define MMCSD_CARDTYPE_BLOCK 8 /* Bit 3: SD version 2.x with block addressing */
#define MMCSD_CARDTYPE_BLOCK 8 /* Bit 3: SD version 2.x or MMC with block addressing */
#define IS_MMC(t) (((t) & MMCSD_CARDTYPE_MMC) != 0)
#define IS_SD(t) (((t) & (MMCSD_CARDTYPE_SDV1|MMCSD_CARDTYPE_SDV2)) != 0)
@@ -81,7 +81,8 @@
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
extern "C"
{
#else
#define EXTERN extern
#endif
drivers/mmcsd/mmcsd_sdio.c
+410 -103
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File diff suppressed because it is too large Load Diff
drivers/mmcsd/mmcsd_sdio.h
+2 -1
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@@ -1,7 +1,7 @@
/********************************************************************************************
* drivers/mmcsd/mmcsd_sdio.h
*
* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
* Copyright (C) 2009, 2011, 2019 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -150,6 +150,7 @@
#define MMCSD_VDD_35_36 ((uint32_t)1 << 23) /* VDD voltage 3.5-3.6 */
#define MMCSD_R3_HIGHCAPACITY ((uint32_t)1 << 30) /* true: Card supports block addressing */
#define MMCSD_CARD_BUSY ((uint32_t)1 << 31) /* Card power-up busy bit */
#define MMCSD_R3_STDCAPACITY ((uint32_t)0)
/* R6 Card Status bit definitions */
include/nuttx/sdio.h
+7 -4
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@@ -1,7 +1,8 @@
/****************************************************************************
* include/nuttx/sdio.h
*
* Copyright (C) 2009, 2011-2013, 2017 Gregory Nutt. All rights reserved.
* Copyright (C) 2009, 2011-2013, 2017, 2019 Gregory Nutt. All rights
* reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -118,8 +119,9 @@
# define MMCSD_CMDIDX6 6 /* HS_SWITCH: Checks switchable function */
# define MMCSD_CMDIDX7 7 /* SELECT/DESELECT CARD
* -Addressed Command, R1 response 31:16=RCA */
# define SD_CMDIDX8 8 /* IF_COND: Sends SD Memory Card interface condition
* R7 response */
# define MMCSD_CMDIDX8 8 /* SD: IF_COND: Sends SD Memory Card interface condition
* R7 response;
* MMC: get extended CSD register 512 bytes R1 response */
# define MMCSD_CMDIDX9 9 /* SEND_CSD: Asks card to send its card specific data (CSD)
* -Addressed Command, R2 response 31:16=RCA */
# define MMCSD_CMDIDX10 10 /* SEND_CID: Asks card to send its card identification (CID)
@@ -274,7 +276,8 @@
#define MMCSD_CMD6 (MMCSD_CMDIDX6 |MMCSD_R1_RESPONSE |MMCSD_RDDATAXFR)
#define MMCSD_CMD7S (MMCSD_CMDIDX7 |MMCSD_R1B_RESPONSE|MMCSD_NODATAXFR)
#define MMCSD_CMD7D (MMCSD_CMDIDX7 |MMCSD_NO_RESPONSE |MMCSD_NODATAXFR) /* No response when de-selecting card */
#define SD_CMD8 (SD_CMDIDX8 |MMCSD_R7_RESPONSE |MMCSD_NODATAXFR)
#define SD_CMD8 (MMCSD_CMDIDX8 |MMCSD_R7_RESPONSE |MMCSD_NODATAXFR)
#define MMC_CMD8 (MMCSD_CMDIDX8 |MMCSD_R1_RESPONSE |MMCSD_RDDATAXFR)
#define MMCSD_CMD9 (MMCSD_CMDIDX9 |MMCSD_R2_RESPONSE |MMCSD_NODATAXFR)
#define MMCSD_CMD10 (MMCSD_CMDIDX10|MMCSD_R2_RESPONSE |MMCSD_NODATAXFR)
#define MMC_CMD11 (MMC_CMDIDX11 |MMCSD_R1_RESPONSE |MMCSD_RDSTREAM )