Commit 01a18d16 authored by Michael Schmitz's avatar Michael Schmitz Committed by Geert Uytterhoeven
Browse files

m68k/atari: USB - add platform devices for EtherNAT/NetUSBee ISP1160 HCD 



Add platform devices used by the isp116x-hcd driver for EtherNAT and
NetUSBee. Note that the NetUSBee also contains a RTL8019 Ethernet chip,
so its platform device is used to cover the EtherNEC case, too.
Register definitions thanks to David Galvez <dgalvez75@gmail.com>

[Geert] Conditionalize isp1160_delay() definition

Signed-off-by: default avatarMichael Schmitz <schmitz@debian.org>
Signed-off-by: default avatarGeert Uytterhoeven <geert@linux-m68k.org>
parent c8ee038b

arch/m68k/atari/config.c

+129 −6
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#include <linux/delay.h>

#include <linux/ioport.h>

#include <linux/platform_device.h>

#include <linux/usb/isp116x.h>

#include <linux/vt_kern.h>

#include <linux/module.h>
@@ -659,9 +660,16 @@ static void atari_get_hardware_list(struct seq_file *m) 


/*

 * MSch: initial platform device support for Atari,

 * required for EtherNAT/EtherNEC drivers

 * required for EtherNAT/EtherNEC/NetUSBee drivers

 */



#if defined(CONFIG_ATARI_ETHERNAT) || defined(CONFIG_ATARI_ETHERNEC)

static void isp1160_delay(struct device *dev, int delay)

{

	ndelay(delay);

}

#endif



#ifdef CONFIG_ATARI_ETHERNAT

/*

 * EtherNAT: SMC91C111 Ethernet chipset, handled by smc91x driver
@@ -691,8 +699,65 @@ static struct platform_device smc91x_device = { 
	.resource	= smc91x_resources,

};



/*

 * ISP 1160 - using the isp116x-hcd module

 */



#define ATARI_USB_PHYS_ADDR	0x80000012

#define ATARI_USB_IRQ		139



static struct resource isp1160_resources[] = {

	[0] = {

		.name	= "isp1160-data",

		.start	= ATARI_USB_PHYS_ADDR,

		.end	= ATARI_USB_PHYS_ADDR + 0x1,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.name	= "isp1160-regs",

		.start	= ATARI_USB_PHYS_ADDR + 0x4,

		.end	= ATARI_USB_PHYS_ADDR + 0x5,

		.flags	= IORESOURCE_MEM,

	},

	[2] = {

		.name	= "isp1160-irq",

		.start	= ATARI_USB_IRQ,

		.end	= ATARI_USB_IRQ,

		.flags	= IORESOURCE_IRQ,

	},

};



/* (DataBusWidth16|AnalogOCEnable|DREQOutputPolarity|DownstreamPort15KRSel ) */

static struct isp116x_platform_data isp1160_platform_data = {

	/* Enable internal resistors on downstream ports */

	.sel15Kres		= 1,

	/* On-chip overcurrent protection */

	.oc_enable		= 1,

	/* INT output polarity */

	.int_act_high		= 1,

	/* INT edge or level triggered */

	.int_edge_triggered	= 0,



	/* WAKEUP pin connected - NOT SUPPORTED  */

	/* .remote_wakeup_connected = 0, */

	/* Wakeup by devices on usb bus enabled */

	.remote_wakeup_enable	= 0,

	.delay			= isp1160_delay,

};



static struct platform_device isp1160_device = {

	.name		= "isp116x-hcd",

	.id		= 0,

	.num_resources	= ARRAY_SIZE(isp1160_resources),

	.resource	= isp1160_resources,

	.dev			= {

		.platform_data	= &isp1160_platform_data,

	},

};



static struct platform_device *atari_ethernat_devices[] __initdata = {

	&smc91x_device

	&smc91x_device,

	&isp1160_device

};

#endif /* CONFIG_ATARI_ETHERNAT */
@@ -728,8 +793,66 @@ static struct platform_device rtl8019_device = { 
	.resource	= rtl8019_resources,

};



static struct platform_device *atari_ethernec_devices[] __initdata = {

	&rtl8019_device

/*

 * NetUSBee: ISP1160 USB host adapter via ROM-port adapter

 */



#define ATARI_NETUSBEE_PHYS_ADDR	0xfffa8000

#define ATARI_NETUSBEE_BASE		0x340

#define ATARI_NETUSBEE_IRQ		IRQ_MFP_TIMER2



static struct resource netusbee_resources[] = {

	[0] = {

		.name	= "isp1160-data",

		.start	= ATARI_NETUSBEE_BASE,

		.end	= ATARI_NETUSBEE_BASE + 0x1,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.name	= "isp1160-regs",

		.start	= ATARI_NETUSBEE_BASE + 0x20,

		.end	= ATARI_NETUSBEE_BASE + 0x21,

		.flags	= IORESOURCE_MEM,

	},

	[2] = {

		.name	= "isp1160-irq",

		.start	= ATARI_NETUSBEE_IRQ,

		.end	= ATARI_NETUSBEE_IRQ,

		.flags	= IORESOURCE_IRQ,

	},

};



/* (DataBusWidth16|AnalogOCEnable|DREQOutputPolarity|DownstreamPort15KRSel ) */

static struct isp116x_platform_data netusbee_platform_data = {

	/* Enable internal resistors on downstream ports */

	.sel15Kres		= 1,

	/* On-chip overcurrent protection */

	.oc_enable		= 1,

	/* INT output polarity */

	.int_act_high		= 1,

	/* INT edge or level triggered */

	.int_edge_triggered	= 0,



	/* WAKEUP pin connected - NOT SUPPORTED  */

	/* .remote_wakeup_connected = 0, */

	/* Wakeup by devices on usb bus enabled */

	.remote_wakeup_enable	= 0,

	.delay			= isp1160_delay,

};



static struct platform_device netusbee_device = {

	.name		= "isp116x-hcd",

	.id		= 1,

	.num_resources	= ARRAY_SIZE(netusbee_resources),

	.resource	= netusbee_resources,

	.dev			= {

		.platform_data	= &netusbee_platform_data,

	},

};



static struct platform_device *atari_netusbee_devices[] __initdata = {

	&rtl8019_device,

	&netusbee_device

};

#endif /* CONFIG_ATARI_ETHERNEC */
@@ -758,8 +881,8 @@ int __init atari_platform_init(void) 
		unsigned char *enec_virt;

		enec_virt = (unsigned char *)ioremap((ATARI_ETHERNEC_PHYS_ADDR), 0xf);

		if (hwreg_present(enec_virt)) {

			error = platform_add_devices(atari_ethernec_devices,

						ARRAY_SIZE(atari_ethernec_devices));

			error = platform_add_devices(atari_netusbee_devices,

						ARRAY_SIZE(atari_netusbee_devices));

			if (error && !rv)

				rv = error;

		}

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