arm/mx2: split generic.c into mm-imx2[17].c

This removes some #ifdefs and prepares moving the files in a directory
with more than imx21 and imx27 support.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

3 files changed, 101 insertions, 33 deletions

diff --git a/arch/arm/mach-mx2/Makefile b/arch/arm/mach-mx2/Makefile
index ce10d41ead32..e3254faac828 100644
--- a/arch/arm/mach-mx2/Makefile
+++ b/arch/arm/mach-mx2/Makefile
@@ -4,13 +4,12 @@
 
 # Object file lists.
 
-obj-y   :=  generic.o devices.o serial.o
-CFLAGS_generic.o = -DIMX_NEEDS_DEPRECATED_SYMBOLS
+obj-y   :=  devices.o serial.o
 
-obj-$(CONFIG_MACH_MX21) += clock_imx21.o
+obj-$(CONFIG_MACH_MX21) += clock_imx21.o mm-imx21.o
 
 obj-$(CONFIG_MACH_MX27) += cpu_imx27.o
-obj-$(CONFIG_MACH_MX27) += clock_imx27.o
+obj-$(CONFIG_MACH_MX27) += clock_imx27.o mm-imx27.o
 
 obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o
 obj-$(CONFIG_MACH_MX27ADS) += mach-mx27ads.o
diff --git a/arch/arm/mach-mx2/mm-imx21.c b/arch/arm/mach-mx2/mm-imx21.c
new file mode 100644
index 000000000000..64134314d012
--- /dev/null
+++ b/arch/arm/mach-mx2/mm-imx21.c
@@ -0,0 +1,83 @@
+/*
+ * arch/arm/mach-mx2/mm-imx21.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>
+
+/* MX21 memory map definition */
+static struct map_desc imx21_io_desc[] __initdata = {
+        /*
+         * this fixed mapping covers:
+         * - AIPI1
+         * - AIPI2
+         * - AITC
+         * - ROM Patch
+         * - and some reserved space
+         */
+        {
+                .virtual = MX21_AIPI_BASE_ADDR_VIRT,
+                .pfn = __phys_to_pfn(MX21_AIPI_BASE_ADDR),
+                .length = MX21_AIPI_SIZE,
+                .type = MT_DEVICE
+        },
+        /*
+         * this fixed mapping covers:
+         * - CSI
+         * - ATA
+         */
+        {
+                .virtual = MX21_SAHB1_BASE_ADDR_VIRT,
+                .pfn = __phys_to_pfn(MX21_SAHB1_BASE_ADDR),
+                .length = MX21_SAHB1_SIZE,
+                .type = MT_DEVICE
+        },
+        /*
+         * this fixed mapping covers:
+         * - EMI
+         */
+        {
+                .virtual = MX21_X_MEMC_BASE_ADDR_VIRT,
+                .pfn = __phys_to_pfn(MX21_X_MEMC_BASE_ADDR),
+                .length = MX21_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 mx21_map_io(void)
+{
+        mxc_set_cpu_type(MXC_CPU_MX21);
+        mxc_arch_reset_init(MX21_IO_ADDRESS(MX21_WDOG_BASE_ADDR));
+
+        iotable_init(imx21_io_desc, ARRAY_SIZE(imx21_io_desc));
+}
+
+void __init mx21_init_irq(void)
+{
+        mxc_init_irq(MX21_IO_ADDRESS(MX21_AVIC_BASE_ADDR));
+}
diff --git a/arch/arm/mach-mx2/generic.c b/arch/arm/mach-mx2/mm-imx27.c
index ae8f759134d1..3366ed44cfd5 100644
--- a/arch/arm/mach-mx2/generic.c
+++ b/arch/arm/mach-mx2/mm-imx27.c
@@ -1,5 +1,5 @@
 /*
- * generic.c
+ * arch/arm/mach-mx2/mm-imx27.c
  *
  * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
  *
@@ -26,7 +26,7 @@
 #include <asm/mach/map.h>
 
 /* MX27 memory map definition */
-static struct map_desc mxc_io_desc[] __initdata = {
+static struct map_desc imx27_io_desc[] __initdata = {
         /*
          * this fixed mapping covers:
          * - AIPI1
@@ -36,9 +36,9 @@ static struct map_desc mxc_io_desc[] __initdata = {
          * - and some reserved space
          */
         {
-                .virtual = AIPI_BASE_ADDR_VIRT,
-                .pfn = __phys_to_pfn(AIPI_BASE_ADDR),
-                .length = AIPI_SIZE,
+                .virtual = MX27_AIPI_BASE_ADDR_VIRT,
+                .pfn = __phys_to_pfn(MX27_AIPI_BASE_ADDR),
+                .length = MX27_AIPI_SIZE,
                 .type = MT_DEVICE
         },
         /*
@@ -47,9 +47,9 @@ static struct map_desc mxc_io_desc[] __initdata = {
          * - ATA
          */
         {
-                .virtual = SAHB1_BASE_ADDR_VIRT,
-                .pfn = __phys_to_pfn(SAHB1_BASE_ADDR),
-                .length = SAHB1_SIZE,
+                .virtual = MX27_SAHB1_BASE_ADDR_VIRT,
+                .pfn = __phys_to_pfn(MX27_SAHB1_BASE_ADDR),
+                .length = MX27_SAHB1_SIZE,
                 .type = MT_DEVICE
         },
         /*
@@ -57,11 +57,11 @@ static struct map_desc mxc_io_desc[] __initdata = {
          * - EMI
          */
         {
-                .virtual = X_MEMC_BASE_ADDR_VIRT,
-                .pfn = __phys_to_pfn(X_MEMC_BASE_ADDR),
-                .length = X_MEMC_SIZE,
+                .virtual = MX27_X_MEMC_BASE_ADDR_VIRT,
+                .pfn = __phys_to_pfn(MX27_X_MEMC_BASE_ADDR),
+                .length = MX27_X_MEMC_SIZE,
                 .type = MT_DEVICE
-        }
+        },
 };
 
 /*
@@ -69,29 +69,15 @@ static struct map_desc mxc_io_desc[] __initdata = {
  * system startup to create static physical to virtual
  * memory map for the IO modules.
  */
-void __init mx21_map_io(void)
-{
-        mxc_set_cpu_type(MXC_CPU_MX21);
-        mxc_arch_reset_init(IO_ADDRESS(WDOG_BASE_ADDR));
-
-        iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
-}
-
 void __init mx27_map_io(void)
 {
         mxc_set_cpu_type(MXC_CPU_MX27);
-        mxc_arch_reset_init(IO_ADDRESS(WDOG_BASE_ADDR));
+        mxc_arch_reset_init(MX27_IO_ADDRESS(MX27_WDOG_BASE_ADDR));
 
-        iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
+        iotable_init(imx27_io_desc, ARRAY_SIZE(imx27_io_desc));
 }
 
 void __init mx27_init_irq(void)
 {
-        mxc_init_irq(IO_ADDRESS(AVIC_BASE_ADDR));
+        mxc_init_irq(MX27_IO_ADDRESS(MX27_AVIC_BASE_ADDR));
 }
-
-void __init mx21_init_irq(void)
-{
-        mx27_init_irq();
-}
-