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omap4: mmc driver support on OMAP4

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Add basic support for all 5 MMC controllers on OMAP4.

This patch doesn't include mmc-regulator support

Signed-off-by: Kishore Kadiyala <[email protected]>
Cc: Jarkko Lavinen <[email protected]>
Acked-by: Madhusudhan Chikkature <[email protected]>
Cc: Russell King <[email protected]>
Acked-by: Tony Lindgren <[email protected]>
Cc: Hiroshi DOYU <[email protected]>
Cc: Sakari Ailus <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
kishore kadiyala 2009-09-22 16:45:25 -07:00 • committed by Linus Torvalds
commit 82cf818d54
5 changed files with 60 additions and 9 deletions
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6
drivers/mmc/host/Kconfig
View file

@ -132,11 +132,11 @@ config MMC_OMAP
config MMC_OMAP_HS
tristate "TI OMAP High Speed Multimedia Card Interface support"
depends on ARCH_OMAP2430 || ARCH_OMAP3
depends on ARCH_OMAP2430 || ARCH_OMAP3 || ARCH_OMAP4
help
This selects the TI OMAP High Speed Multimedia card Interface.
If you have an OMAP2430 or OMAP3 board with a Multimedia Card slot,
say Y or M here.
If you have an OMAP2430 or OMAP3 board or OMAP4 board with a
Multimedia Card slot, say Y or M here.
If unsure, say N.

10
drivers/mmc/host/omap_hsmmc.c
View file

@ -109,6 +109,8 @@
#define OMAP_MMC1_DEVID 0
#define OMAP_MMC2_DEVID 1
#define OMAP_MMC3_DEVID 2
#define OMAP_MMC4_DEVID 3
#define OMAP_MMC5_DEVID 4
#define MMC_TIMEOUT_MS 20
#define OMAP_MMC_MASTER_CLOCK 96000000
@ -1758,6 +1760,14 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev)
host->dma_line_tx = OMAP34XX_DMA_MMC3_TX;
host->dma_line_rx = OMAP34XX_DMA_MMC3_RX;
break;
case OMAP_MMC4_DEVID:
host->dma_line_tx = OMAP44XX_DMA_MMC4_TX;
host->dma_line_rx = OMAP44XX_DMA_MMC4_RX;
break;
case OMAP_MMC5_DEVID:
host->dma_line_tx = OMAP44XX_DMA_MMC5_TX;
host->dma_line_rx = OMAP44XX_DMA_MMC5_RX;
break;
default:
dev_err(mmc_dev(host->mmc), "Invalid MMC id\n");
goto err_irq;