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ARM: mach-shmobile: kzm9g: add SMSC 9221 support 

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Simon Horman <horms@verge.net.au>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Kuninori Morimoto 2012-04-10 20:57:58 -07:00 committed by Rafael J. Wysocki
parent 6d3c9135cc
commit c15c4257a7
1 changed files with 39 additions and 0 deletions
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39
arch/arm/mach-shmobile/board-kzm9g.c
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@ -20,6 +20,8 @@
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/smsc911x.h>
#include <mach/irqs.h>
#include <mach/sh73a0.h>
#include <mach/common.h>
#include <asm/hardware/cache-l2x0.h>
@ -27,7 +29,37 @@
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
/* SMSC 9221 */
static struct resource smsc9221_resources[] = {
[0] = {
.start = 0x10000000, /* CS4 */
.end = 0x100000ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0x260), /* IRQ3 */
.flags = IORESOURCE_IRQ,
},
};
static struct smsc911x_platform_config smsc9221_platdata = {
.flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
.phy_interface = PHY_INTERFACE_MODE_MII,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
};
static struct platform_device smsc_device = {
.name = "smsc911x",
.dev = {
.platform_data = &smsc9221_platdata,
},
.resource = smsc9221_resources,
.num_resources = ARRAY_SIZE(smsc9221_resources),
};
static struct platform_device *kzm_devices[] __initdata = {
&smsc_device,
};
static void __init kzm_init(void)
@ -40,6 +72,13 @@ static void __init kzm_init(void)
gpio_request(GPIO_FN_SCIFA4_RTS_, NULL);
gpio_request(GPIO_FN_SCIFA4_CTS_, NULL);
/* CS4 for SMSC/USB */
gpio_request(GPIO_FN_CS4_, NULL); /* CS4 */
/* SMSC */
gpio_request(GPIO_PORT224, NULL); /* IRQ3 */
gpio_direction_input(GPIO_PORT224);
#ifdef CONFIG_CACHE_L2X0
/* Early BRESP enable, Shared attribute override enable, 64K*8way */
l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);