#ifndef MFD_TMIO_H #define MFD_TMIO_H #include <linux/device.h> #include <linux/fb.h> #include <linux/io.h> #include <linux/jiffies.h> #include <linux/mmc/card.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> #define tmio_ioread8(addr) readb(addr) #define tmio_ioread16(addr) readw(addr) #define tmio_ioread16_rep(r, b, l) readsw(r, b, l) #define tmio_ioread32(addr) \ (((u32) readw((addr))) | (((u32) readw((addr) + 2)) << 16)) #define tmio_iowrite8(val, addr) writeb((val), (addr)) #define tmio_iowrite16(val, addr) writew((val), (addr)) #define tmio_iowrite16_rep(r, b, l) writesw(r, b, l) #define tmio_iowrite32(val, addr) \ do { \ writew((val), (addr)); \ writew((val) >> 16, (addr) + 2); \ } while (0) #define CNF_CMD 0x04 #define CNF_CTL_BASE 0x10 #define CNF_INT_PIN 0x3d #define CNF_STOP_CLK_CTL 0x40 #define CNF_GCLK_CTL 0x41 #define CNF_SD_CLK_MODE 0x42 #define CNF_PIN_STATUS 0x44 #define CNF_PWR_CTL_1 0x48 #define CNF_PWR_CTL_2 0x49 #define CNF_PWR_CTL_3 0x4a #define CNF_CARD_DETECT_MODE 0x4c #define CNF_SD_SLOT 0x50 #define CNF_EXT_GCLK_CTL_1 0xf0 #define CNF_EXT_GCLK_CTL_2 0xf1 #define CNF_EXT_GCLK_CTL_3 0xf9 #define CNF_SD_LED_EN_1 0xfa #define CNF_SD_LED_EN_2 0xfe #define SDCREN 0x2 /* Enable access to MMC CTL regs. (flag in COMMAND_REG)*/ #define sd_config_write8(base, shift, reg, val) \ tmio_iowrite8((val), (base) + ((reg) << (shift))) #define sd_config_write16(base, shift, reg, val) \ tmio_iowrite16((val), (base) + ((reg) << (shift))) #define sd_config_write32(base, shift, reg, val) \ do { \ tmio_iowrite16((val), (base) + ((reg) << (shift))); \ tmio_iowrite16((val) >> 16, (base) + ((reg + 2) << (shift))); \ } while (0) /* tmio MMC platform flags */ #define TMIO_MMC_WRPROTECT_DISABLE (1 << 0) /* * Some controllers can support a 2-byte block size when the bus width * is configured in 4-bit mode. */ #define TMIO_MMC_BLKSZ_2BYTES (1 << 1) /* * Some controllers can support SDIO IRQ signalling. */ #define TMIO_MMC_SDIO_IRQ (1 << 2) /* * Some controllers require waiting for the SD bus to become * idle before writing to some registers. */ #define TMIO_MMC_HAS_IDLE_WAIT (1 << 4) /* * A GPIO is used for card hotplug detection. We need an extra flag for this, * because 0 is a valid GPIO number too, and requiring users to specify * cd_gpio < 0 to disable GPIO hotplug would break backwards compatibility. */ #define TMIO_MMC_USE_GPIO_CD (1 << 5) /* * Some controllers doesn't have over 0x100 register. * it is used to checking accessibility of * CTL_SD_CARD_CLK_CTL / CTL_CLK_AND_WAIT_CTL */ #define TMIO_MMC_HAVE_HIGH_REG (1 << 6) /* * Some controllers have CMD12 automatically * issue/non-issue register */ #define TMIO_MMC_HAVE_CMD12_CTRL (1 << 7) /* * Some controllers needs to set 1 on SDIO status reserved bits */ #define TMIO_MMC_SDIO_STATUS_QUIRK (1 << 8) /* * Some controllers have DMA enable/disable register */ #define TMIO_MMC_HAVE_CTL_DMA_REG (1 << 9) /* * Some controllers allows to set SDx actual clock */ #define TMIO_MMC_CLK_ACTUAL (1 << 10) int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base); int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base); void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state); void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state); struct dma_chan; struct tmio_mmc_dma { void *chan_priv_tx; void *chan_priv_rx; int slave_id_tx; int slave_id_rx; int alignment_shift; dma_addr_t dma_rx_offset; bool (*filter)(struct dma_chan *chan, void *arg); }; struct tmio_mmc_host; /* * data for the MMC controller */ struct tmio_mmc_data { unsigned int hclk; unsigned long capabilities; unsigned long capabilities2; unsigned long flags; unsigned long bus_shift; u32 ocr_mask; /* available voltages */ struct tmio_mmc_dma *dma; struct device *dev; unsigned int cd_gpio; void (*set_pwr)(struct platform_device *host, int state); void (*set_clk_div)(struct platform_device *host, int state); int (*write16_hook)(struct tmio_mmc_host *host, int addr); /* clock management callbacks */ int (*clk_enable)(struct platform_device *pdev, unsigned int *f); void (*clk_disable)(struct platform_device *pdev); int (*multi_io_quirk)(struct mmc_card *card, unsigned int direction, int blk_size); }; /* * data for the NAND controller */ struct tmio_nand_data { struct nand_bbt_descr *badblock_pattern; struct mtd_partition *partition; unsigned int num_partitions; }; #define FBIO_TMIO_ACC_WRITE 0x7C639300 #define FBIO_TMIO_ACC_SYNC 0x7C639301 struct tmio_fb_data { int (*lcd_set_power)(struct platform_device *fb_dev, bool on); int (*lcd_mode)(struct platform_device *fb_dev, const struct fb_videomode *mode); int num_modes; struct fb_videomode *modes; /* in mm: size of screen */ int height; int width; }; #endif