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path: root/drivers/mmc/host/s3cmci.h
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Diffstat (limited to 'drivers/mmc/host/s3cmci.h')
-rw-r--r--drivers/mmc/host/s3cmci.h80
1 files changed, 80 insertions, 0 deletions
diff --git a/drivers/mmc/host/s3cmci.h b/drivers/mmc/host/s3cmci.h
new file mode 100644
index 000000000..cc2e46cb5
--- /dev/null
+++ b/drivers/mmc/host/s3cmci.h
@@ -0,0 +1,80 @@
+/*
+ * linux/drivers/mmc/s3cmci.h - Samsung S3C MCI driver
+ *
+ * Copyright (C) 2004-2006 Thomas Kleffel, All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+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;
+ struct dentry *debug_state;
+ struct dentry *debug_regs;
+#endif
+
+#ifdef CONFIG_CPU_FREQ
+ struct notifier_block freq_transition;
+#endif
+};