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authorShawn Guo <shawn.guo@freescale.com>2010-12-09 23:12:47 +0800
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-12-20 17:30:24 +0100
commitb9a2ada8ff2ace20b1518a18872319d8619fe1ab (patch)
treec48add1ef989823e1ebfe20230e7758862d32dd1 /arch/arm/mach-mxs
parentdc38ad4052a50b9e73fdcc970ecdd4f69ee9d97a (diff)
ARM: mxs: Dynamically allocate fec devices
Dynamically allocate fec devices for MX28, which gets dual fec interface. Signed-off-by: Shawn Guo <shawn.guo@freescale.com> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mxs')
-rw-r--r--arch/arm/mach-mxs/devices-mx28.h4
-rw-r--r--arch/arm/mach-mxs/devices/platform-fec.c50
-rw-r--r--arch/arm/mach-mxs/include/mach/devices-common.h12
3 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h
index 47c2f0408ec3..00b736c434ba 100644
--- a/arch/arm/mach-mxs/devices-mx28.h
+++ b/arch/arm/mach-mxs/devices-mx28.h
@@ -14,3 +14,7 @@
extern const struct mxs_duart_data mx28_duart_data __initconst;
#define mx28_add_duart() \
mxs_add_duart(&mx28_duart_data)
+
+extern const struct mxs_fec_data mx28_fec_data[] __initconst;
+#define mx28_add_fec(id, pdata) \
+ mxs_add_fec(&mx28_fec_data[id], pdata)
diff --git a/arch/arm/mach-mxs/devices/platform-fec.c b/arch/arm/mach-mxs/devices/platform-fec.c
new file mode 100644
index 000000000000..c08168cf3dec
--- /dev/null
+++ b/arch/arm/mach-mxs/devices/platform-fec.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@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 <asm/sizes.h>
+#include <mach/mx28.h>
+#include <mach/devices-common.h>
+
+#define mxs_fec_data_entry_single(soc, _id) \
+ { \
+ .id = _id, \
+ .iobase = soc ## _ENET_MAC ## _id ## _BASE_ADDR, \
+ .irq = soc ## _INT_ENET_MAC ## _id, \
+ }
+
+#define mxs_fec_data_entry(soc, _id) \
+ [_id] = mxs_fec_data_entry_single(soc, _id)
+
+#ifdef CONFIG_SOC_IMX28
+const struct mxs_fec_data mx28_fec_data[] __initconst = {
+#define mx28_fec_data_entry(_id) \
+ mxs_fec_data_entry(MX28, _id)
+ mx28_fec_data_entry(0),
+ mx28_fec_data_entry(1),
+};
+#endif
+
+struct platform_device *__init mxs_add_fec(
+ const struct mxs_fec_data *data,
+ const struct fec_platform_data *pdata)
+{
+ struct resource res[] = {
+ {
+ .start = data->iobase,
+ .end = data->iobase + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = data->irq,
+ .end = data->irq,
+ .flags = IORESOURCE_IRQ,
+ },
+ };
+
+ return mxs_add_platform_device("fec", data->id,
+ res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
+}
diff --git a/arch/arm/mach-mxs/include/mach/devices-common.h b/arch/arm/mach-mxs/include/mach/devices-common.h
index 07b44392cfd3..3da48d4d3273 100644
--- a/arch/arm/mach-mxs/include/mach/devices-common.h
+++ b/arch/arm/mach-mxs/include/mach/devices-common.h
@@ -32,3 +32,15 @@ struct mxs_duart_data {
};
struct platform_device *__init mxs_add_duart(
const struct mxs_duart_data *data);
+
+/* fec */
+#include <linux/fec.h>
+struct mxs_fec_data {
+ int id;
+ resource_size_t iobase;
+ resource_size_t iosize;
+ resource_size_t irq;
+};
+struct platform_device *__init mxs_add_fec(
+ const struct mxs_fec_data *data,
+ const struct fec_platform_data *pdata);