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ARM: OMAP3: LDP: Add Ethernet device support to make ldp boot succeess

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Add Ethernet device support in board-ldp.c to make ldp can boot and mount
nfs successfully.

Signed-off-by: Stanley.Miao <stanley.miao@windriver.com>
This commit is contained in:
Stanley.Miao
2008-12-10 17:36:53 -08:00
committed by Tony Lindgren
parent ad636ad84e
commit b1c056d20c
3 changed files with 208 additions and 2 deletions
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57
arch/arm/mach-omap2/board-ldp.c
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@ -38,11 +38,67 @@
#include <asm/delay.h>
#include <mach/control.h>
#define SDP3430_SMC91X_CS 3
static struct resource ldp_smc911x_resources[] = {
[0] = {
.start = OMAP34XX_ETHR_START,
.end = OMAP34XX_ETHR_START + SZ_4K,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0,
.end = 0,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
},
};
static struct platform_device ldp_smc911x_device = {
.name = "smc911x",
.id = -1,
.num_resources = ARRAY_SIZE(ldp_smc911x_resources),
.resource = ldp_smc911x_resources,
};
static struct platform_device *ldp_devices[] __initdata = {
&ldp_smc911x_device,
};
static inline void __init ldp_init_smc911x(void)
{
int eth_cs;
unsigned long cs_mem_base;
int eth_gpio = 0;
eth_cs = LDP_SMC911X_CS;
if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
printk(KERN_ERR "Failed to request GPMC mem for smc911x\n");
return;
}
ldp_smc911x_resources[0].start = cs_mem_base + 0x0;
ldp_smc911x_resources[0].end = cs_mem_base + 0xf;
udelay(100);
eth_gpio = LDP_SMC911X_GPIO;
ldp_smc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio);
if (omap_request_gpio(eth_gpio) < 0) {
printk(KERN_ERR "Failed to request GPIO%d for smc911x IRQ\n",
eth_gpio);
return;
}
gpio_direction_input(eth_gpio);
}
static void __init omap_ldp_init_irq(void)
{
omap2_init_common_hw();
omap_init_irq();
omap_gpio_init();
ldp_init_smc911x();
}
static struct omap_uart_config ldp_uart_config __initdata = {
@ -64,6 +120,7 @@ static int __init omap_i2c_init(void)
static void __init omap_ldp_init(void)
{
omap_i2c_init();
platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
omap_board_config = ldp_config;
omap_board_config_size = ARRAY_SIZE(ldp_config);
omap_serial_init();