summaryrefslogtreecommitdiffstats
path: root/kernel/include/linux/tifm.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/include/linux/tifm.h')
-rw-r--r--kernel/include/linux/tifm.h164
1 files changed, 164 insertions, 0 deletions
diff --git a/kernel/include/linux/tifm.h b/kernel/include/linux/tifm.h
new file mode 100644
index 000000000..848c0f392
--- /dev/null
+++ b/kernel/include/linux/tifm.h
@@ -0,0 +1,164 @@
+/*
+ * tifm.h - TI FlashMedia driver
+ *
+ * Copyright (C) 2006 Alex Dubov <oakad@yahoo.com>
+ *
+ * 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.
+ *
+ */
+
+#ifndef _TIFM_H
+#define _TIFM_H
+
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <linux/workqueue.h>
+
+/* Host registers (relative to pci base address): */
+enum {
+ FM_SET_INTERRUPT_ENABLE = 0x008,
+ FM_CLEAR_INTERRUPT_ENABLE = 0x00c,
+ FM_INTERRUPT_STATUS = 0x014
+};
+
+/* Socket registers (relative to socket base address): */
+enum {
+ SOCK_CONTROL = 0x004,
+ SOCK_PRESENT_STATE = 0x008,
+ SOCK_DMA_ADDRESS = 0x00c,
+ SOCK_DMA_CONTROL = 0x010,
+ SOCK_DMA_FIFO_INT_ENABLE_SET = 0x014,
+ SOCK_DMA_FIFO_INT_ENABLE_CLEAR = 0x018,
+ SOCK_DMA_FIFO_STATUS = 0x020,
+ SOCK_FIFO_CONTROL = 0x024,
+ SOCK_FIFO_PAGE_SIZE = 0x028,
+ SOCK_MMCSD_COMMAND = 0x104,
+ SOCK_MMCSD_ARG_LOW = 0x108,
+ SOCK_MMCSD_ARG_HIGH = 0x10c,
+ SOCK_MMCSD_CONFIG = 0x110,
+ SOCK_MMCSD_STATUS = 0x114,
+ SOCK_MMCSD_INT_ENABLE = 0x118,
+ SOCK_MMCSD_COMMAND_TO = 0x11c,
+ SOCK_MMCSD_DATA_TO = 0x120,
+ SOCK_MMCSD_DATA = 0x124,
+ SOCK_MMCSD_BLOCK_LEN = 0x128,
+ SOCK_MMCSD_NUM_BLOCKS = 0x12c,
+ SOCK_MMCSD_BUFFER_CONFIG = 0x130,
+ SOCK_MMCSD_SPI_CONFIG = 0x134,
+ SOCK_MMCSD_SDIO_MODE_CONFIG = 0x138,
+ SOCK_MMCSD_RESPONSE = 0x144,
+ SOCK_MMCSD_SDIO_SR = 0x164,
+ SOCK_MMCSD_SYSTEM_CONTROL = 0x168,
+ SOCK_MMCSD_SYSTEM_STATUS = 0x16c,
+ SOCK_MS_COMMAND = 0x184,
+ SOCK_MS_DATA = 0x188,
+ SOCK_MS_STATUS = 0x18c,
+ SOCK_MS_SYSTEM = 0x190,
+ SOCK_FIFO_ACCESS = 0x200
+};
+
+#define TIFM_CTRL_LED 0x00000040
+#define TIFM_CTRL_FAST_CLK 0x00000100
+#define TIFM_CTRL_POWER_MASK 0x00000007
+
+#define TIFM_SOCK_STATE_OCCUPIED 0x00000008
+#define TIFM_SOCK_STATE_POWERED 0x00000080
+
+#define TIFM_FIFO_ENABLE 0x00000001
+#define TIFM_FIFO_READY 0x00000001
+#define TIFM_FIFO_MORE 0x00000008
+#define TIFM_FIFO_INT_SETALL 0x0000ffff
+#define TIFM_FIFO_INTMASK 0x00000005
+
+#define TIFM_DMA_RESET 0x00000002
+#define TIFM_DMA_TX 0x00008000
+#define TIFM_DMA_EN 0x00000001
+#define TIFM_DMA_TSIZE 0x0000007f
+
+#define TIFM_TYPE_XD 1
+#define TIFM_TYPE_MS 2
+#define TIFM_TYPE_SD 3
+
+struct tifm_device_id {
+ unsigned char type;
+};
+
+struct tifm_driver;
+struct tifm_dev {
+ char __iomem *addr;
+ spinlock_t lock;
+ unsigned char type;
+ unsigned int socket_id;
+
+ void (*card_event)(struct tifm_dev *sock);
+ void (*data_event)(struct tifm_dev *sock);
+
+ struct device dev;
+};
+
+struct tifm_driver {
+ struct tifm_device_id *id_table;
+ int (*probe)(struct tifm_dev *dev);
+ void (*remove)(struct tifm_dev *dev);
+ int (*suspend)(struct tifm_dev *dev,
+ pm_message_t state);
+ int (*resume)(struct tifm_dev *dev);
+
+ struct device_driver driver;
+};
+
+struct tifm_adapter {
+ char __iomem *addr;
+ spinlock_t lock;
+ unsigned int irq_status;
+ unsigned int socket_change_set;
+ unsigned int id;
+ unsigned int num_sockets;
+ struct completion *finish_me;
+
+ struct work_struct media_switcher;
+ struct device dev;
+
+ void (*eject)(struct tifm_adapter *fm,
+ struct tifm_dev *sock);
+ int (*has_ms_pif)(struct tifm_adapter *fm,
+ struct tifm_dev *sock);
+
+ struct tifm_dev *sockets[0];
+};
+
+struct tifm_adapter *tifm_alloc_adapter(unsigned int num_sockets,
+ struct device *dev);
+int tifm_add_adapter(struct tifm_adapter *fm);
+void tifm_remove_adapter(struct tifm_adapter *fm);
+void tifm_free_adapter(struct tifm_adapter *fm);
+
+void tifm_free_device(struct device *dev);
+struct tifm_dev *tifm_alloc_device(struct tifm_adapter *fm, unsigned int id,
+ unsigned char type);
+
+int tifm_register_driver(struct tifm_driver *drv);
+void tifm_unregister_driver(struct tifm_driver *drv);
+void tifm_eject(struct tifm_dev *sock);
+int tifm_has_ms_pif(struct tifm_dev *sock);
+int tifm_map_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
+ int direction);
+void tifm_unmap_sg(struct tifm_dev *sock, struct scatterlist *sg, int nents,
+ int direction);
+void tifm_queue_work(struct work_struct *work);
+
+static inline void *tifm_get_drvdata(struct tifm_dev *dev)
+{
+ return dev_get_drvdata(&dev->dev);
+}
+
+static inline void tifm_set_drvdata(struct tifm_dev *dev, void *data)
+{
+ dev_set_drvdata(&dev->dev, data);
+}
+
+#endif