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[MMC] Add OMAP MMC host driver 

Adds OMAP MMC driver.

Signed-off-by: Juha Yrjölä <juha.yrjola@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Carlos Aguiar <carlos.aguiar@indt.org.br>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
hifive-unleashed-5.1
Carlos Aguiar 2006-03-29 09:21:00 +01:00 committed by Russell King
parent 224b148ef7
commit 730c9b7e66
4 changed files with 1298 additions and 0 deletions
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11
drivers/mmc/Kconfig
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@ -60,6 +60,17 @@ config MMC_SDHCI
If unsure, say N.
config MMC_OMAP
tristate "TI OMAP Multimedia Card Interface support"
depends on ARCH_OMAP && MMC
select TPS65010 if MACH_OMAP_H2
help
This selects the TI OMAP Multimedia card Interface.
If you have an OMAP board with a Multimedia Card slot,
say Y or M here.
If unsure, say N.
config MMC_WBSD
tristate "Winbond W83L51xD SD/MMC Card Interface support"
depends on MMC && ISA_DMA_API

1
drivers/mmc/Makefile
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@ -20,5 +20,6 @@ obj-$(CONFIG_MMC_PXA) += pxamci.o
obj-$(CONFIG_MMC_SDHCI) += sdhci.o
obj-$(CONFIG_MMC_WBSD) += wbsd.o
obj-$(CONFIG_MMC_AU1X) += au1xmmc.o
obj-$(CONFIG_MMC_OMAP) += omap.o
mmc_core-y := mmc.o mmc_queue.o mmc_sysfs.o

1231
drivers/mmc/omap.c 100644
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File diff suppressed because it is too large Load Diff

55
drivers/mmc/omap.h 100644
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@ -0,0 +1,55 @@
#ifndef DRIVERS_MEDIA_MMC_OMAP_H
#define DRIVERS_MEDIA_MMC_OMAP_H
#define OMAP_MMC_REG_CMD 0x00
#define OMAP_MMC_REG_ARGL 0x04
#define OMAP_MMC_REG_ARGH 0x08
#define OMAP_MMC_REG_CON 0x0c
#define OMAP_MMC_REG_STAT 0x10
#define OMAP_MMC_REG_IE 0x14
#define OMAP_MMC_REG_CTO 0x18
#define OMAP_MMC_REG_DTO 0x1c
#define OMAP_MMC_REG_DATA 0x20
#define OMAP_MMC_REG_BLEN 0x24
#define OMAP_MMC_REG_NBLK 0x28
#define OMAP_MMC_REG_BUF 0x2c
#define OMAP_MMC_REG_SDIO 0x34
#define OMAP_MMC_REG_REV 0x3c
#define OMAP_MMC_REG_RSP0 0x40
#define OMAP_MMC_REG_RSP1 0x44
#define OMAP_MMC_REG_RSP2 0x48
#define OMAP_MMC_REG_RSP3 0x4c
#define OMAP_MMC_REG_RSP4 0x50
#define OMAP_MMC_REG_RSP5 0x54
#define OMAP_MMC_REG_RSP6 0x58
#define OMAP_MMC_REG_RSP7 0x5c
#define OMAP_MMC_REG_IOSR 0x60
#define OMAP_MMC_REG_SYSC 0x64
#define OMAP_MMC_REG_SYSS 0x68
#define OMAP_MMC_STAT_CARD_ERR (1 << 14)
#define OMAP_MMC_STAT_CARD_IRQ (1 << 13)
#define OMAP_MMC_STAT_OCR_BUSY (1 << 12)
#define OMAP_MMC_STAT_A_EMPTY (1 << 11)
#define OMAP_MMC_STAT_A_FULL (1 << 10)
#define OMAP_MMC_STAT_CMD_CRC (1 << 8)
#define OMAP_MMC_STAT_CMD_TOUT (1 << 7)
#define OMAP_MMC_STAT_DATA_CRC (1 << 6)
#define OMAP_MMC_STAT_DATA_TOUT (1 << 5)
#define OMAP_MMC_STAT_END_BUSY (1 << 4)
#define OMAP_MMC_STAT_END_OF_DATA (1 << 3)
#define OMAP_MMC_STAT_CARD_BUSY (1 << 2)
#define OMAP_MMC_STAT_END_OF_CMD (1 << 0)
#define OMAP_MMC_READ(base, reg) __raw_readw((base) + OMAP_MMC_REG_##reg)
#define OMAP_MMC_WRITE(base, reg, val) __raw_writew((val), (base) + OMAP_MMC_REG_##reg)
/*
* Command types
*/
#define OMAP_MMC_CMDTYPE_BC 0
#define OMAP_MMC_CMDTYPE_BCR 1
#define OMAP_MMC_CMDTYPE_AC 2
#define OMAP_MMC_CMDTYPE_ADTC 3
#endif