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>

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

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));
+}

arch/arm/mach-mx2/generic.c → 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();
-}
-