ARM: mach-shmobile: Marzen LAN89218 support

Add LAN89218 support to the r8a7779 Marzen board.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c
index 7fcd5e10c31d..a72c650047bc 100644
--- a/arch/arm/mach-shmobile/board-marzen.c
+++ b/arch/arm/mach-shmobile/board-marzen.c
@@ -27,6 +27,7 @@
 #include <linux/io.h>
 #include <linux/gpio.h>
 #include <linux/dma-mapping.h>
+#include <linux/smsc911x.h>
 #include <mach/hardware.h>
 #include <mach/r8a7779.h>
 #include <mach/common.h>
@@ -37,7 +38,38 @@
 #include <asm/hardware/gic.h>
 #include <asm/traps.h>
 
+/* SMSC LAN89218 */
+static struct resource smsc911x_resources[] = {
+        [0] = {
+                .start          = 0x18000000, /* ExCS0 */
+                .end            = 0x180000ff, /* A1->A7 */
+                .flags          = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start          = gic_spi(28), /* IRQ 1 */
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct smsc911x_platform_config smsc911x_platdata = {
+        .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
+        .phy_interface  = PHY_INTERFACE_MODE_MII,
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+        .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
+};
+
+static struct platform_device eth_device = {
+        .name           = "smsc911x",
+        .id             = 0,
+        .dev  = {
+                .platform_data = &smsc911x_platdata,
+        },
+        .resource       = smsc911x_resources,
+        .num_resources  = ARRAY_SIZE(smsc911x_resources),
+};
+
 static struct platform_device *marzen_devices[] __initdata = {
+        &eth_device,
 };
 
 static struct map_desc marzen_io_desc[] __initdata = {
@@ -95,6 +127,10 @@ static void __init marzen_init(void)
         gpio_request(GPIO_FN_TX4, NULL);
         gpio_request(GPIO_FN_RX4, NULL);
 
+        /* LAN89218 */
+        gpio_request(GPIO_FN_EX_CS0, NULL); /* nCS */
+        gpio_request(GPIO_FN_IRQ1_B, NULL); /* IRQ + PME */
+
         r8a7779_add_standard_devices();
         platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
 }