[ARM] pcm037: add support for the on-board LAN9217 network controller

smc911x now also supports LAN921{5,7,8} network controllers.

Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 37 insertions, 0 deletions

diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c
index 8cd1fdf1897c..1707096d3623 100644
--- a/arch/arm/mach-mx3/pcm037.c
+++ b/arch/arm/mach-mx3/pcm037.c
@@ -22,6 +22,9 @@
 #include <linux/platform_device.h>
 #include <linux/mtd/physmap.h>
 #include <linux/memory.h>
+#include <linux/gpio.h>
+#include <linux/smc911x.h>
+#include <linux/interrupt.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -59,8 +62,37 @@ static struct imxuart_platform_data uart_pdata = {
         .flags = IMXUART_HAVE_RTSCTS,
 };
 
+static struct resource smc911x_resources[] = {
+        [0] = {
+                .start          = CS1_BASE_ADDR + 0x300,
+                .end            = CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
+                .flags          = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start          = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
+                .end            = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct smc911x_platdata smc911x_info = {
+        .flags          = SMC911X_USE_32BIT,
+        .irq_flags      = IRQF_SHARED | IRQF_TRIGGER_LOW,
+};
+
+static struct platform_device pcm037_eth = {
+        .name           = "smc911x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(smc911x_resources),
+        .resource       = smc911x_resources,
+        .dev            = {
+                .platform_data = &smc911x_info,
+        },
+};
+
 static struct platform_device *devices[] __initdata = {
         &pcm037_flash,
+        &pcm037_eth,
 };
 
 /*
@@ -84,6 +116,11 @@ static void __init mxc_board_init(void)
 
         mxc_iomux_mode(MX31_PIN_BATT_LINE__OWIRE);
         mxc_register_device(&mxc_w1_master_device, NULL);
+
+        /* SMSC9215 IRQ pin */
+        mxc_iomux_mode(IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO));
+        if (!gpio_request(MX31_PIN_GPIO3_1, "pcm037-eth"))
+                gpio_direction_input(MX31_PIN_GPIO3_1);
 }
 
 /*