summaryrefslogtreecommitdiff
path: root/arch/arm/mach-imx/mm-imx27.c
diff options
context:
space:
mode:
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-06-30 14:16:24 +0400
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-07-26 16:27:25 +0400
commit2dcf78c0eeae3bd07082821557014f25f02ca2e9 (patch)
tree8ca5c4c7f35c9a9ab07fcd9732124c905e609aa1 /arch/arm/mach-imx/mm-imx27.c
parent6b6322676add0fa2713d0ec89a28390fd4d907f5 (diff)
parent5109a4597f7e758b8d20694392d0361a0b4c43b1 (diff)
downloadlinux-2dcf78c0eeae3bd07082821557014f25f02ca2e9.tar.xz
Merge branch 'imx/for-2.6.36' of git://git.pengutronix.de/git/ukl/linux-2.6 into HEAD
There are some more conflicts than detected by git, namely support for the newly added cpuimx machines needed to be converted to dynamic device registration. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Conflicts: arch/arm/mach-imx/Makefile arch/arm/mach-imx/devices.c arch/arm/mach-imx/devices.h arch/arm/mach-imx/eukrea_mbimx27-baseboard.c arch/arm/mach-mx2/Kconfig arch/arm/mach-mx25/Makefile arch/arm/mach-mx25/devices.c arch/arm/plat-mxc/include/mach/mx25.h arch/arm/plat-mxc/include/mach/mxc_nand.h
Diffstat (limited to 'arch/arm/mach-imx/mm-imx27.c')
-rw-r--r--arch/arm/mach-imx/mm-imx27.c86
1 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mm-imx27.c b/arch/arm/mach-imx/mm-imx27.c
new file mode 100644
index 000000000000..bcedce9c87dd
--- /dev/null
+++ b/arch/arm/mach-imx/mm-imx27.c
@@ -0,0 +1,86 @@
+/*
+ * arch/arm/mach-imx/mm-imx27.c
+ *
+ * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#include <linux/mm.h>
+#include <linux/init.h>
+#include <mach/hardware.h>
+#include <mach/common.h>
+#include <asm/pgtable.h>
+#include <asm/mach/map.h>
+
+/* MX27 memory map definition */
+static struct map_desc imx27_io_desc[] __initdata = {
+ /*
+ * this fixed mapping covers:
+ * - AIPI1
+ * - AIPI2
+ * - AITC
+ * - ROM Patch
+ * - and some reserved space
+ */
+ {
+ .virtual = MX27_AIPI_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(MX27_AIPI_BASE_ADDR),
+ .length = MX27_AIPI_SIZE,
+ .type = MT_DEVICE
+ },
+ /*
+ * this fixed mapping covers:
+ * - CSI
+ * - ATA
+ */
+ {
+ .virtual = MX27_SAHB1_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(MX27_SAHB1_BASE_ADDR),
+ .length = MX27_SAHB1_SIZE,
+ .type = MT_DEVICE
+ },
+ /*
+ * this fixed mapping covers:
+ * - EMI
+ */
+ {
+ .virtual = MX27_X_MEMC_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(MX27_X_MEMC_BASE_ADDR),
+ .length = MX27_X_MEMC_SIZE,
+ .type = MT_DEVICE
+ },
+};
+
+/*
+ * Initialize the memory map. It is called during the
+ * system startup to create static physical to virtual
+ * memory map for the IO modules.
+ */
+void __init mx27_map_io(void)
+{
+ mxc_set_cpu_type(MXC_CPU_MX27);
+ mxc_arch_reset_init(MX27_IO_ADDRESS(MX27_WDOG_BASE_ADDR));
+
+ iotable_init(imx27_io_desc, ARRAY_SIZE(imx27_io_desc));
+}
+
+int imx27_register_gpios(void);
+
+void __init mx27_init_irq(void)
+{
+ imx27_register_gpios();
+ mxc_init_irq(MX27_IO_ADDRESS(MX27_AVIC_BASE_ADDR));
+}