diff options
-rw-r--r-- | arch/arm/mach-omap2/mailbox.c | 77 |
1 files changed, 29 insertions, 48 deletions
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c index 32b7af3c610b..4487a4de52f3 100644 --- a/arch/arm/mach-omap2/mailbox.c +++ b/arch/arm/mach-omap2/mailbox.c @@ -1,9 +1,9 @@ /* - * Mailbox reservation modules for OMAP2 + * Mailbox reservation modules for OMAP2/3 * - * Copyright (C) 2006 Nokia Corporation + * Copyright (C) 2006-2009 Nokia Corporation * Written by: Hiroshi DOYU <Hiroshi.DOYU@nokia.com> - * and Paul Mundt <paul.mundt@nokia.com> + * and Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -18,40 +18,19 @@ #include <mach/mailbox.h> #include <mach/irqs.h> -#define MAILBOX_REVISION 0x00 -#define MAILBOX_SYSCONFIG 0x10 -#define MAILBOX_SYSSTATUS 0x14 -#define MAILBOX_MESSAGE_0 0x40 -#define MAILBOX_MESSAGE_1 0x44 -#define MAILBOX_MESSAGE_2 0x48 -#define MAILBOX_MESSAGE_3 0x4c -#define MAILBOX_MESSAGE_4 0x50 -#define MAILBOX_MESSAGE_5 0x54 -#define MAILBOX_FIFOSTATUS_0 0x80 -#define MAILBOX_FIFOSTATUS_1 0x84 -#define MAILBOX_FIFOSTATUS_2 0x88 -#define MAILBOX_FIFOSTATUS_3 0x8c -#define MAILBOX_FIFOSTATUS_4 0x90 -#define MAILBOX_FIFOSTATUS_5 0x94 -#define MAILBOX_MSGSTATUS_0 0xc0 -#define MAILBOX_MSGSTATUS_1 0xc4 -#define MAILBOX_MSGSTATUS_2 0xc8 -#define MAILBOX_MSGSTATUS_3 0xcc -#define MAILBOX_MSGSTATUS_4 0xd0 -#define MAILBOX_MSGSTATUS_5 0xd4 -#define MAILBOX_IRQSTATUS_0 0x100 -#define MAILBOX_IRQENABLE_0 0x104 -#define MAILBOX_IRQSTATUS_1 0x108 -#define MAILBOX_IRQENABLE_1 0x10c -#define MAILBOX_IRQSTATUS_2 0x110 -#define MAILBOX_IRQENABLE_2 0x114 -#define MAILBOX_IRQSTATUS_3 0x118 -#define MAILBOX_IRQENABLE_3 0x11c +#define MAILBOX_REVISION 0x000 +#define MAILBOX_SYSCONFIG 0x010 +#define MAILBOX_SYSSTATUS 0x014 +#define MAILBOX_MESSAGE(m) (0x040 + 4 * (m)) +#define MAILBOX_FIFOSTATUS(m) (0x080 + 4 * (m)) +#define MAILBOX_MSGSTATUS(m) (0x0c0 + 4 * (m)) +#define MAILBOX_IRQSTATUS(u) (0x100 + 8 * (u)) +#define MAILBOX_IRQENABLE(u) (0x104 + 8 * (u)) -static unsigned long mbox_base; +#define MAILBOX_IRQ_NEWMSG(u) (1 << (2 * (u))) +#define MAILBOX_IRQ_NOTFULL(u) (1 << (2 * (u) + 1)) -#define MAILBOX_IRQ_NOTFULL(n) (1 << (2 * (n) + 1)) -#define MAILBOX_IRQ_NEWMSG(n) (1 << (2 * (n))) +static unsigned long mbox_base; struct omap_mbox2_fifo { unsigned long msg; @@ -209,15 +188,15 @@ static struct omap_mbox_ops omap2_mbox_ops = { /* DSP */ static struct omap_mbox2_priv omap2_mbox_dsp_priv = { .tx_fifo = { - .msg = MAILBOX_MESSAGE_0, - .fifo_stat = MAILBOX_FIFOSTATUS_0, + .msg = MAILBOX_MESSAGE(0), + .fifo_stat = MAILBOX_FIFOSTATUS(0), }, .rx_fifo = { - .msg = MAILBOX_MESSAGE_1, - .msg_stat = MAILBOX_MSGSTATUS_1, + .msg = MAILBOX_MESSAGE(1), + .msg_stat = MAILBOX_MSGSTATUS(1), }, - .irqenable = MAILBOX_IRQENABLE_0, - .irqstatus = MAILBOX_IRQSTATUS_0, + .irqenable = MAILBOX_IRQENABLE(0), + .irqstatus = MAILBOX_IRQSTATUS(0), .notfull_bit = MAILBOX_IRQ_NOTFULL(0), .newmsg_bit = MAILBOX_IRQ_NEWMSG(1), }; @@ -232,15 +211,15 @@ EXPORT_SYMBOL(mbox_dsp_info); /* IVA */ static struct omap_mbox2_priv omap2_mbox_iva_priv = { .tx_fifo = { - .msg = MAILBOX_MESSAGE_2, - .fifo_stat = MAILBOX_FIFOSTATUS_2, + .msg = MAILBOX_MESSAGE(2), + .fifo_stat = MAILBOX_FIFOSTATUS(2), }, .rx_fifo = { - .msg = MAILBOX_MESSAGE_3, - .msg_stat = MAILBOX_MSGSTATUS_3, + .msg = MAILBOX_MESSAGE(3), + .msg_stat = MAILBOX_MSGSTATUS(3), }, - .irqenable = MAILBOX_IRQENABLE_3, - .irqstatus = MAILBOX_IRQSTATUS_3, + .irqenable = MAILBOX_IRQENABLE(3), + .irqstatus = MAILBOX_IRQSTATUS(3), .notfull_bit = MAILBOX_IRQ_NOTFULL(2), .newmsg_bit = MAILBOX_IRQ_NEWMSG(3), }; @@ -320,4 +299,6 @@ static void __exit omap2_mbox_exit(void) module_init(omap2_mbox_init); module_exit(omap2_mbox_exit); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("omap mailbox: omap2/3 architecture specific functions"); +MODULE_AUTHOR("Hiroshi DOYU <Hiroshi.DOYU@nokia.com>, Paul Mundt"); |