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ARM: MX3: add lilly-1131 ethernet support

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This adds support for the SMSC911x chip found on the lilly-1131 module.

Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Daniel Mack 2009-05-20 19:54:35 +02:00 committed by Sascha Hauer
parent 1bc34f7964
commit cbaa6ca1f5
1 changed files with 45 additions and 0 deletions
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45
arch/arm/mach-mx3/mx31lilly.c
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@ -27,6 +27,9 @@
#include <linux/types.h> #include <linux/types.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/clk.h> #include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/smsc911x.h>
#include <asm/mach-types.h> #include <asm/mach-types.h>
#include <asm/mach/arch.h> #include <asm/mach/arch.h>
@ -46,6 +49,44 @@
* appropriate baseboard support code. * appropriate baseboard support code.
*/ */
/* SMSC ethernet support */
static struct resource smsc91x_resources[] = {
{
.start = CS4_BASE_ADDR,
.end = CS4_BASE_ADDR + 0xffff,
.flags = IORESOURCE_MEM,
},
{
.start = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
.end = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
}
};
static struct smsc911x_platform_config smsc911x_config = {
.phy_interface = PHY_INTERFACE_MODE_MII,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
.flags = SMSC911X_USE_32BIT |
SMSC911X_SAVE_MAC_ADDRESS |
SMSC911X_FORCE_INTERNAL_PHY,
};
static struct platform_device smsc91x_device = {
.name = "smsc911x",
.id = -1,
.num_resources = ARRAY_SIZE(smsc91x_resources),
.resource = smsc91x_resources,
.dev = {
.platform_data = &smsc911x_config,
}
};
static struct platform_device *devices[] __initdata = {
&smsc91x_device,
};
static int mx31lilly_baseboard; static int mx31lilly_baseboard;
core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444); core_param(mx31lilly_baseboard, mx31lilly_baseboard, int, 0444);
@ -61,6 +102,10 @@ static void __init mx31lilly_board_init(void)
printk(KERN_ERR "Illegal mx31lilly_baseboard type %d\n", printk(KERN_ERR "Illegal mx31lilly_baseboard type %d\n",
mx31lilly_baseboard); mx31lilly_baseboard);
} }
mxc_iomux_alloc_pin(MX31_PIN_CS4__CS4, "Ethernet CS");
platform_add_devices(devices, ARRAY_SIZE(devices));
} }
static void __init mx31lilly_timer_init(void) static void __init mx31lilly_timer_init(void)