Blackfin: bf533-stamp: add resources for mmc_spi card (2120b68f) · Commits · e / devices / android_kernel_oneplus_sm8150

arch/blackfin/mach-bf533/boards/stamp.c

+40 −0

Original line number	Diff line number	Diff line
		@@ -35,6 +35,7 @@
		#include <linux/mtd/physmap.h>
		#include <linux/spi/spi.h>
		#include <linux/spi/flash.h>
		#include <linux/spi/mmc_spi.h>
		#if defined(CONFIG_USB_ISP1362_HCD) \|\| defined(CONFIG_USB_ISP1362_HCD_MODULE)
		#include <linux/usb/isp1362.h>
		#endif
		@@ -223,6 +224,34 @@ static struct bfin5xx_spi_chip spidev_chip_info = {
		};
		#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 = {
		#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,
		},
		#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)