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Commit c15c4257 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Rafael J. Wysocki
Browse files

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



Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: default avatarSimon Horman <horms@verge.net.au>
Acked-by: default avatarMagnus Damm <damm@opensource.se>
Signed-off-by: default avatarRafael J. Wysocki <rjw@sisk.pl>
parent 6d3c9135

arch/arm/mach-shmobile/board-kzm9g.c

+39 −0
Original line number Diff line number Diff line
@@ -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);