s3cmci.h
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* linux/drivers/mmc/s3cmci.h - Samsung S3C MCI driver
*
* Copyright (C) 2004-2006 Thomas Kleffel, All Rights Reserved.
*/
enum s3cmci_waitfor {
COMPLETION_NONE,
COMPLETION_FINALIZE,
COMPLETION_CMDSENT,
COMPLETION_RSPFIN,
COMPLETION_XFERFINISH,
COMPLETION_XFERFINISH_RSPFIN,
};
struct s3cmci_host {
struct platform_device *pdev;
struct s3c24xx_mci_pdata *pdata;
struct mmc_host *mmc;
struct resource *mem;
struct clk *clk;
void __iomem *base;
int irq;
int irq_cd;
struct dma_chan *dma;
unsigned long clk_rate;
unsigned long clk_div;
unsigned long real_rate;
u8 prescaler;
int is2440;
unsigned sdiimsk;
unsigned sdidata;
bool irq_disabled;
bool irq_enabled;
bool irq_state;
int sdio_irqen;
struct mmc_request *mrq;
int cmd_is_stop;
spinlock_t complete_lock;
enum s3cmci_waitfor complete_what;
int dma_complete;
u32 pio_sgptr;
u32 pio_bytes;
u32 pio_count;
u32 *pio_ptr;
#define XFER_NONE 0
#define XFER_READ 1
#define XFER_WRITE 2
u32 pio_active;
int bus_width;
char dbgmsg_cmd[301];
char dbgmsg_dat[301];
char *status;
unsigned int ccnt, dcnt;
struct tasklet_struct pio_tasklet;
#ifdef CONFIG_DEBUG_FS
struct dentry *debug_root;
#endif
#ifdef CONFIG_ARM_S3C24XX_CPUFREQ
struct notifier_block freq_transition;
#endif
};