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Blackfin: bf533-stamp: add resources for mmc_spi card

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Signed-off-by: Yi Li <yi.li@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Yi Li
2009-07-16 10:12:30 +00:00
committed by Mike Frysinger
parent f41e2fded0
commit 2120b68f31
1 changed files with 40 additions and 0 deletions
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40
arch/blackfin/mach-bf533/boards/stamp.c
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@@ -35,6 +35,7 @@
#include <linux/mtd/physmap.h> #include <linux/mtd/physmap.h>
#include <linux/spi/spi.h> #include <linux/spi/spi.h>
#include <linux/spi/flash.h> #include <linux/spi/flash.h>
#include <linux/spi/mmc_spi.h>
#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
#include <linux/usb/isp1362.h> #include <linux/usb/isp1362.h>
#endif #endif
@@ -223,6 +224,34 @@ static struct bfin5xx_spi_chip spidev_chip_info = {
}; };
#endif #endif
#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
#define MMC_SPI_CARD_DETECT_INT IRQ_PF5
static int bfin_mmc_spi_init(struct device *dev,
irqreturn_t (*detect_int)(int, void *), void *data)
{
return request_irq(MMC_SPI_CARD_DETECT_INT, detect_int,
IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
"mmc-spi-detect", data);
}
static void bfin_mmc_spi_exit(struct device *dev, void *data)
{
free_irq(MMC_SPI_CARD_DETECT_INT, data);
}
static struct mmc_spi_platform_data bfin_mmc_spi_pdata = {
.init = bfin_mmc_spi_init,
.exit = bfin_mmc_spi_exit,
.detect_delay = 100, /* msecs */
};
static struct bfin5xx_spi_chip mmc_spi_chip_info = {
.enable_dma = 0,
.bits_per_word = 8,
.pio_interrupt = 0,
};
#endif
static struct spi_board_info bfin_spi_board_info[] __initdata = { static struct spi_board_info bfin_spi_board_info[] __initdata = {
#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE) #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
{ {
@@ -286,6 +315,17 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
.controller_data = &spidev_chip_info, .controller_data = &spidev_chip_info,
}, },
#endif #endif
#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
{
.modalias = "mmc_spi",
.max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 4,
.platform_data = &bfin_mmc_spi_pdata,
.controller_data = &mmc_spi_chip_info,
.mode = SPI_MODE_3,
},
#endif
}; };
#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)