i.MX31: Add support for LAN9217 on PDK debug board.

Signed-off-by: Magnus Lilja <lilja.magnus@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 37 insertions, 1 deletions

diff --git a/arch/arm/mach-mx3/mx31pdk.c b/arch/arm/mach-mx3/mx31pdk.c
index 32599e507534..c19838d2e369 100644
--- a/arch/arm/mach-mx3/mx31pdk.c
+++ b/arch/arm/mach-mx3/mx31pdk.c
@@ -21,6 +21,8 @@
 #include <linux/clk.h>
 #include <linux/irq.h>
 #include <linux/gpio.h>
+#include <linux/smsc911x.h>
+#include <linux/platform_device.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -56,6 +58,39 @@ static struct imxuart_platform_data uart_pdata = {
 };
 
 /*
+ * Support for the SMSC9217 on the Debug board.
+ */
+
+static struct smsc911x_platform_config smsc911x_config = {
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+        .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
+        .flags          = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
+        .phy_interface  = PHY_INTERFACE_MODE_MII,
+};
+
+static struct resource smsc911x_resources[] = {
+        {
+                .start          = LAN9217_BASE_ADDR,
+                .end            = LAN9217_BASE_ADDR + 0xff,
+                .flags          = IORESOURCE_MEM,
+        }, {
+                .start          = EXPIO_INT_ENET,
+                .end            = EXPIO_INT_ENET,
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device smsc911x_device = {
+        .name           = "smsc911x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(smsc911x_resources),
+        .resource       = smsc911x_resources,
+        .dev            = {
+                .platform_data = &smsc911x_config,
+        },
+};
+
+/*
  * Routines for the CPLD on the debug board. It contains a CPLD handling
  * LEDs, switches, interrupts for Ethernet.
  */
@@ -207,7 +242,8 @@ static void __init mxc_board_init(void)
 
         mxc_register_device(&mxc_uart_device0, &uart_pdata);
 
-        mx31pdk_init_expio();
+        if (!mx31pdk_init_expio())
+                platform_device_register(&smsc911x_device);
 }
 
 static void __init mx31pdk_timer_init(void)