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ARM: ep93xx: vision_ep9307: Use MMC CD and RO GPIO 

Pass the CD and RO GPIO numbers to the MMC SPI driver and remove the
custom .get_cd() and .get_ro() callback functions.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Laurent Pinchart 2013-08-08 12:38:33 +02:00 committed by Chris Ball
parent bf287a90ce
commit 2a4f6b1daf
1 changed files with 5 additions and 52 deletions
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57
arch/arm/mach-ep93xx/vision_ep9307.c
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@ -224,62 +224,15 @@ static struct ep93xx_spi_chip_ops vision_spi_flash_hw = {
#define VISION_SPI_MMC_WP EP93XX_GPIO_LINE_F(0) #define VISION_SPI_MMC_WP EP93XX_GPIO_LINE_F(0)
#define VISION_SPI_MMC_CD EP93XX_GPIO_LINE_EGPIO15 #define VISION_SPI_MMC_CD EP93XX_GPIO_LINE_EGPIO15
static struct gpio vision_spi_mmc_gpios[] = {
{ VISION_SPI_MMC_WP, GPIOF_DIR_IN, "mmc_spi:wp" },
{ VISION_SPI_MMC_CD, GPIOF_DIR_IN, "mmc_spi:cd" },
};
static int vision_spi_mmc_init(struct device *pdev,
irqreturn_t (*func)(int, void *), void *pdata)
{
int err;
err = gpio_request_array(vision_spi_mmc_gpios,
ARRAY_SIZE(vision_spi_mmc_gpios));
if (err)
return err;
err = gpio_set_debounce(VISION_SPI_MMC_CD, 1);
if (err)
goto exit_err;
err = request_irq(gpio_to_irq(VISION_SPI_MMC_CD), func,
IRQ_TYPE_EDGE_BOTH, "mmc_spi:cd", pdata);
if (err)
goto exit_err;
return 0;
exit_err:
gpio_free_array(vision_spi_mmc_gpios, ARRAY_SIZE(vision_spi_mmc_gpios));
return err;
}
static void vision_spi_mmc_exit(struct device *pdev, void *pdata)
{
free_irq(gpio_to_irq(VISION_SPI_MMC_CD), pdata);
gpio_free_array(vision_spi_mmc_gpios, ARRAY_SIZE(vision_spi_mmc_gpios));
}
static int vision_spi_mmc_get_ro(struct device *pdev)
{
return !!gpio_get_value(VISION_SPI_MMC_WP);
}
static int vision_spi_mmc_get_cd(struct device *pdev)
{
return !gpio_get_value(VISION_SPI_MMC_CD);
}
static struct mmc_spi_platform_data vision_spi_mmc_data = { static struct mmc_spi_platform_data vision_spi_mmc_data = {
.init = vision_spi_mmc_init,
.exit = vision_spi_mmc_exit,
.get_ro = vision_spi_mmc_get_ro,
.get_cd = vision_spi_mmc_get_cd,
.detect_delay = 100, .detect_delay = 100,
.powerup_msecs = 100, .powerup_msecs = 100,
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
.flags = MMC_SPI_USE_CD_GPIO | MMC_SPI_USE_RO_GPIO,
.cd_gpio = VISION_SPI_MMC_CD,
.cd_debounce = 1,
.ro_gpio = VISION_SPI_MMC_WP,
.caps2 = MMC_CAP2_RO_ACTIVE_HIGH,
}; };
static int vision_spi_mmc_hw_setup(struct spi_device *spi) static int vision_spi_mmc_hw_setup(struct spi_device *spi)