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-rw-r--r--arch/arm/mach-imx/devices/platform-flexcan.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/devices/platform-flexcan.c b/arch/arm/mach-imx/devices/platform-flexcan.c
new file mode 100644
index 00000000000..1078bf0a94e
--- /dev/null
+++ b/arch/arm/mach-imx/devices/platform-flexcan.c
@@ -0,0 +1,58 @@
+/*
+ * 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 "../hardware.h"
+#include "devices-common.h"
+
+#define imx_flexcan_data_entry_single(soc, _id, _hwid, _size) \
+ { \
+ .id = _id, \
+ .iobase = soc ## _CAN ## _hwid ## _BASE_ADDR, \
+ .iosize = _size, \
+ .irq = soc ## _INT_CAN ## _hwid, \
+ }
+
+#define imx_flexcan_data_entry(soc, _id, _hwid, _size) \
+ [_id] = imx_flexcan_data_entry_single(soc, _id, _hwid, _size)
+
+#ifdef CONFIG_SOC_IMX25
+const struct imx_flexcan_data imx25_flexcan_data[] __initconst = {
+#define imx25_flexcan_data_entry(_id, _hwid) \
+ imx_flexcan_data_entry(MX25, _id, _hwid, SZ_16K)
+ imx25_flexcan_data_entry(0, 1),
+ imx25_flexcan_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX25 */
+
+#ifdef CONFIG_SOC_IMX35
+const struct imx_flexcan_data imx35_flexcan_data[] __initconst = {
+#define imx35_flexcan_data_entry(_id, _hwid) \
+ imx_flexcan_data_entry(MX35, _id, _hwid, SZ_16K)
+ imx35_flexcan_data_entry(0, 1),
+ imx35_flexcan_data_entry(1, 2),
+};
+#endif /* ifdef CONFIG_SOC_IMX35 */
+
+struct platform_device *__init imx_add_flexcan(
+ const struct imx_flexcan_data *data,
+ const struct flexcan_platform_data *pdata)
+{
+ struct resource res[] = {
+ {
+ .start = data->iobase,
+ .end = data->iobase + data->iosize - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = data->irq,
+ .end = data->irq,
+ .flags = IORESOURCE_IRQ,
+ },
+ };
+
+ return imx_add_platform_device("flexcan", data->id,
+ res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
+}