[ARM] 5586/1: nomadik board: added ethernet

Signed-off-by: Alessandro Rubini <rubini@unipv.it>
Acked-by: Andrea Gallo <andrea.gallo@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 37 insertions, 1 deletions

diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c
index eebca614d36b..79bdea943eb4 100644
--- a/arch/arm/mach-nomadik/board-nhk8815.c
+++ b/arch/arm/mach-nomadik/board-nhk8815.c
@@ -14,6 +14,8 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/amba/bus.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/irq.h>
@@ -45,8 +47,42 @@ static struct clk nhk8815_clk_48 = {
         .rate = 48*1000*1000,
 };
 
+static struct resource nhk8815_eth_resources[] = {
+        {
+                .name = "smc91x-regs",
+                .start = 0x34000000 + 0x300,
+                .end = 0x34000000 + SZ_64K - 1,
+                .flags = IORESOURCE_MEM,
+        }, {
+                .start = NOMADIK_GPIO_TO_IRQ(115),
+                .end = NOMADIK_GPIO_TO_IRQ(115),
+                .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
+        }
+};
+
+static struct platform_device nhk8815_eth_device = {
+        .name = "smc91x",
+        .resource = nhk8815_eth_resources,
+        .num_resources = ARRAY_SIZE(nhk8815_eth_resources),
+};
+
+static int __init nhk8815_eth_init(void)
+{
+        int gpio_nr = 115; /* hardwired in the board */
+        int err;
+
+        err = gpio_request(gpio_nr, "eth_irq");
+        if (!err) err = nmk_gpio_set_mode(gpio_nr, NMK_GPIO_ALT_GPIO);
+        if (!err) err = gpio_direction_input(gpio_nr);
+        if (err)
+                pr_err("Error %i in %s\n", err, __func__);
+        return err;
+}
+device_initcall(nhk8815_eth_init);
+
 static struct platform_device *nhk8815_platform_devices[] __initdata = {
-        /* currently empty, will add keypad, touchscreen etc */
+        &nhk8815_eth_device,
+        /* will add more devices */
 };
 
 static void __init nhk8815_platform_init(void)