6 files changed, 66 insertions, 0 deletions

diff --git a/arch/arm/mach-mx25/devices-imx25.h b/arch/arm/mach-mx25/devices-imx25.h
index 2025cb947fcf..d86a7c3ca8b0 100644
--- a/arch/arm/mach-mx25/devices-imx25.h
+++ b/arch/arm/mach-mx25/devices-imx25.h
@@ -9,6 +9,11 @@
 #include <mach/mx25.h>
 #include <mach/devices-common.h>
 
+#define imx25_add_flexcan0(pdata)       \
+        imx_add_flexcan(0, MX25_CAN1_BASE_ADDR, SZ_16K, MX25_INT_CAN1, pdata)
+#define imx25_add_flexcan1(pdata)       \
+        imx_add_flexcan(1, MX25_CAN2_BASE_ADDR, SZ_16K, MX25_INT_CAN2, pdata)
+
 #define imx25_add_imx_i2c0(pdata)       \
         imx_add_imx_i2c(0, MX25_I2C1_BASE_ADDR, SZ_16K, MX25_INT_I2C1, pdata)
 #define imx25_add_imx_i2c1(pdata)       \
diff --git a/arch/arm/mach-mx3/devices-imx35.h b/arch/arm/mach-mx3/devices-imx35.h
index 536d9b9a250b..f6a431a4c3d2 100644
--- a/arch/arm/mach-mx3/devices-imx35.h
+++ b/arch/arm/mach-mx3/devices-imx35.h
@@ -9,6 +9,11 @@
 #include <mach/mx35.h>
 #include <mach/devices-common.h>
 
+#define imx35_add_flexcan0(pdata)       \
+        imx_add_flexcan(0, MX35_CAN1_BASE_ADDR, SZ_16K, MX35_INT_CAN1, pdata)
+#define imx35_add_flexcan1(pdata)       \
+        imx_add_flexcan(1, MX35_CAN2_BASE_ADDR, SZ_16K, MX35_INT_CAN2, pdata)
+
 #define imx35_add_imx_i2c0(pdata)       \
         imx_add_imx_i2c(0, MX35_I2C1_BASE_ADDR, SZ_4K, MX35_INT_I2C1, pdata)
 #define imx35_add_imx_i2c1(pdata)       \
diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig
index 09230f8c802a..9ab784b776f9 100644
--- a/arch/arm/plat-mxc/devices/Kconfig
+++ b/arch/arm/plat-mxc/devices/Kconfig
@@ -1,3 +1,7 @@
+config IMX_HAVE_PLATFORM_FLEXCAN
+        select HAVE_CAN_FLEXCAN
+        bool
+
 config IMX_HAVE_PLATFORM_IMX_I2C
         bool
 
diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile
index 5ecbb244d210..347da5161f7e 100644
--- a/arch/arm/plat-mxc/devices/Makefile
+++ b/arch/arm/plat-mxc/devices/Makefile
@@ -1,3 +1,7 @@
+ifdef CONFIG_CAN_FLEXCAN
+# the ifdef can be removed once the flexcan driver has been merged
+obj-$(CONFIG_IMX_HAVE_PLATFORM_FLEXCAN) +=  platform-flexcan.o
+endif
 obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o
diff --git a/arch/arm/plat-mxc/devices/platform-flexcan.c b/arch/arm/plat-mxc/devices/platform-flexcan.c
new file mode 100644
index 000000000000..5e97a01f14f3
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-flexcan.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2010 Pengutronix, Marc Kleine-Budde <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 version 2 as published by the
+ * Free Software Foundation.
+ */
+
+#include <mach/devices-common.h>
+
+struct platform_device *__init imx_add_flexcan(int id,
+                resource_size_t iobase, resource_size_t iosize,
+                resource_size_t irq,
+                const struct flexcan_platform_data *pdata)
+{
+        struct resource res[] = {
+                {
+                        .start = iobase,
+                        .end = iobase + iosize - 1,
+                        .flags = IORESOURCE_MEM,
+                }, {
+                        .start = irq,
+                        .end = irq,
+                        .flags = IORESOURCE_IRQ,
+                },
+        };
+
+        return imx_add_platform_device("flexcan", id, res, ARRAY_SIZE(res),
+                        pdata, sizeof(*pdata));
+}
diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h
index 05c8d3f0a08f..c5f68c587309 100644
--- a/arch/arm/plat-mxc/include/mach/devices-common.h
+++ b/arch/arm/plat-mxc/include/mach/devices-common.h
@@ -14,6 +14,24 @@ struct platform_device *imx_add_platform_device(const char *name, int id,
                 const struct resource *res, unsigned int num_resources,
                 const void *data, size_t size_data);
 
+#if defined (CONFIG_CAN_FLEXCAN) || defined (CONFIG_CAN_FLEXCAN_MODULE)
+#include <linux/can/platform/flexcan.h>
+struct platform_device *__init imx_add_flexcan(int id,
+                resource_size_t iobase, resource_size_t iosize,
+                resource_size_t irq,
+                const struct flexcan_platform_data *pdata);
+#else
+/* the ifdef can be removed once the flexcan driver has been merged */
+struct flexcan_platform_data;
+static inline struct platform_device *__init imx_add_flexcan(int id,
+                resource_size_t iobase, resource_size_t iosize,
+                resource_size_t irq,
+                const struct flexcan_platform_data *pdata)
+{
+        return NULL;
+}
+#endif
+
 #include <mach/i2c.h>
 struct platform_device *__init imx_add_imx_i2c(int id,
                 resource_size_t iobase, resource_size_t iosize, int irq,