All of lore.kernel.org
 help / color / mirror / Atom feed
From: matthias@kaehlcke.net (Matthias Kaehlcke)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] i.MX25: Define address mapping macros
Date: Thu, 25 Mar 2010 09:50:57 +0100	[thread overview]
Message-ID: <20100325085057.GG2328@darwin> (raw)

Add macros for mapping physical addresses of i.MX25 registers to virtual
addresses

Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net>
---
 arch/arm/plat-mxc/include/mach/mx25.h |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h
index 4eb6e33..4821fcd 100644
--- a/arch/arm/plat-mxc/include/mach/mx25.h
+++ b/arch/arm/plat-mxc/include/mach/mx25.h
@@ -27,6 +27,19 @@
 	IMX_IO_ADDRESS(x, MX25_AIPS2) ?:			\
 	IMX_IO_ADDRESS(x, MX25_AVIC))
 
+/*
+ * define the address mapping macros: in physical address order
+ */
+
+#define MX25_AIPS1_IO_ADDRESS(x)  \
+	(((x) - MX25_AIPS1_BASE_ADDR) + MX25_AIPS1_BASE_ADDR_VIRT)
+
+#define MX25_AIPS2_IO_ADDRESS(x)  \
+	(((x) - MX25_AIPS2_BASE_ADDR) + MX25_AIPS2_BASE_ADDR_VIRT)
+
+#define MX25_AVIC_IO_ADDRESS(x)  \
+	(((x) - MX25_AVIC_BASE_ADDR) + MX25_AVIC_BASE_ADDR_VIRT)
+
 #define MX25_UART1_BASE_ADDR		0x43f90000
 #define MX25_UART2_BASE_ADDR		0x43f94000
 
-- 
1.6.5

             reply	other threads:[~2010-03-25  8:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-25  8:50 Matthias Kaehlcke [this message]
2010-03-25  9:36 ` [PATCH] i.MX25: Define address mapping macros Uwe Kleine-König
2010-03-25 11:50   ` Matthias Kaehlcke
2010-03-25 18:01     ` Baruch Siach

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20100325085057.GG2328@darwin \
    --to=matthias@kaehlcke.net \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.