Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / platform_data / mailbox-omap.h

diff --git a/kernel/include/linux/platform_data/mailbox-omap.h b/kernel/include/linux/platform_data/mailbox-omap.h
new file mode 100644 (file)
index 0000000..4631dbb
--- /dev/null
+++ b/kernel/include/linux/platform_data/mailbox-omap.h
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+/*
+ * mailbox-omap.h
+ *
+ * Copyright (C) 2013 Texas Instruments, Inc.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _PLAT_MAILBOX_H
+#define _PLAT_MAILBOX_H
+
+/* Interrupt register configuration types */
+#define MBOX_INTR_CFG_TYPE1    (0)
+#define MBOX_INTR_CFG_TYPE2    (1)
+
+/**
+ * struct omap_mbox_dev_info - OMAP mailbox device attribute info
+ * @name:      name of the mailbox device
+ * @tx_id:     mailbox queue id used for transmitting messages
+ * @rx_id:     mailbox queue id on which messages are received
+ * @irq_id:    irq identifier number to use from the hwmod data
+ * @usr_id:    mailbox user id for identifying the interrupt into
+ *                     the MPU interrupt controller.
+ */
+struct omap_mbox_dev_info {
+       const char *name;
+       u32 tx_id;
+       u32 rx_id;
+       u32 irq_id;
+       u32 usr_id;
+};
+
+/**
+ * struct omap_mbox_pdata - OMAP mailbox platform data
+ * @intr_type: type of interrupt configuration registers used
+                       while programming mailbox queue interrupts
+ * @num_users: number of users (processor devices) that the mailbox
+ *                     h/w block can interrupt
+ * @num_fifos: number of h/w fifos within the mailbox h/w block
+ * @info_cnt:  number of mailbox devices for the platform
+ * @info:      array of mailbox device attributes
+ */
+struct omap_mbox_pdata {
+       u32 intr_type;
+       u32 num_users;
+       u32 num_fifos;
+       u32 info_cnt;
+       struct omap_mbox_dev_info *info;
+};
+
+#endif /* _PLAT_MAILBOX_H */