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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: Michael Schmitz <schmitz@debian.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
This commit is contained in:
Michael Schmitz 2013-04-06 13:26:45 +13:00 committed by Geert Uytterhoeven
parent c8ee038bd1
commit 01a18d1687
1 changed files with 129 additions and 6 deletions
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135
arch/m68k/atari/config.c
View File

@ -32,6 +32,7 @@
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/ioport.h> #include <linux/ioport.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/usb/isp116x.h>
#include <linux/vt_kern.h> #include <linux/vt_kern.h>
#include <linux/module.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, * 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 #ifdef CONFIG_ATARI_ETHERNAT
/* /*
* EtherNAT: SMC91C111 Ethernet chipset, handled by smc91x driver * EtherNAT: SMC91C111 Ethernet chipset, handled by smc91x driver
@ -691,8 +699,65 @@ static struct platform_device smc91x_device = {
.resource = smc91x_resources, .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 = { static struct platform_device *atari_ethernat_devices[] __initdata = {
&smc91x_device &smc91x_device,
&isp1160_device
}; };
#endif /* CONFIG_ATARI_ETHERNAT */ #endif /* CONFIG_ATARI_ETHERNAT */
@ -728,8 +793,66 @@ static struct platform_device rtl8019_device = {
.resource = rtl8019_resources, .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 */ #endif /* CONFIG_ATARI_ETHERNEC */
@ -758,8 +881,8 @@ int __init atari_platform_init(void)
unsigned char *enec_virt; unsigned char *enec_virt;
enec_virt = (unsigned char *)ioremap((ATARI_ETHERNEC_PHYS_ADDR), 0xf); enec_virt = (unsigned char *)ioremap((ATARI_ETHERNEC_PHYS_ADDR), 0xf);
if (hwreg_present(enec_virt)) { if (hwreg_present(enec_virt)) {
error = platform_add_devices(atari_ethernec_devices, error = platform_add_devices(atari_netusbee_devices,
ARRAY_SIZE(atari_ethernec_devices)); ARRAY_SIZE(atari_netusbee_devices));
if (error && !rv) if (error && !rv)
rv = error; rv = error;
} }