#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
+#include <linux/platform_data/tulip.h>
+#include <linux/usb/ehci_pdriver.h>
#include <linux/mtd/physmap.h>
#include <linux/mtd/partitions.h>
#include <linux/pci.h>
#include <asm/io.h>
#include <adm8668.h>
+#define ADM8868_UBOOT_ENV 0x20000
+#define ADM8868_UBOOT_WAN_MAC 0x5ac
+#define ADM8868_UBOOT_LAN_MAC 0x404
+
static void adm8668_uart_set_mctrl(struct amba_device *dev,
void __iomem *base,
unsigned int mcrtl)
},
};
+static struct tulip_platform_data eth0_pdata = {
+ .chip_id = ADM8668,
+};
+
static struct platform_device adm8668_eth0_device = {
- .name = "adm8668_eth",
+ .name = "tulip",
.id = 0,
.resource = eth0_resources,
.num_resources = ARRAY_SIZE(eth0_resources),
+ .dev.platform_data = ð0_pdata,
};
static struct resource eth1_resources[] = {
},
};
+static struct tulip_platform_data eth1_pdata = {
+ .chip_id = ADM8668,
+};
+
static struct platform_device adm8668_eth1_device = {
- .name = "adm8668_eth",
+ .name = "tulip",
.id = 1,
.resource = eth1_resources,
.num_resources = ARRAY_SIZE(eth1_resources),
+ .dev.platform_data = ð1_pdata,
};
static const char *nor_probe_types[] = { "adm8668part", NULL };
.dev.platform_data = &nor_flash_data,
};
+static struct resource usb_resources[] = {
+ {
+ .start = ADM8668_USB_BASE,
+ .end = ADM8668_USB_BASE + 0x1FFFFF,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_LVL_USB,
+ .end = INT_LVL_USB,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct usb_ehci_pdata usb_pdata = {
+ .caps_offset = 0x100,
+ .has_tt = 1,
+ .port_power_off = 1,
+};
+
+static struct platform_device adm8668_usb_device = {
+ .name = "ehci-platform",
+ .id = -1,
+ .resource = usb_resources,
+ .num_resources = ARRAY_SIZE(usb_resources),
+ .dev.platform_data = &usb_pdata,
+};
+
static struct platform_device *adm8668_devs[] = {
&adm8668_eth0_device,
&adm8668_eth1_device,
&adm8668_nor_device,
+ &adm8668_usb_device,
};
+static void adm8668_fetch_mac(int unit)
+{
+ u8 *mac;
+ u32 offset;
+ struct tulip_platform_data *pdata;
+
+ switch (unit) {
+ case -1:
+ case 0:
+ offset = ADM8868_UBOOT_LAN_MAC;
+ pdata = ð0_pdata;
+ break;
+ case 1:
+ offset = ADM8868_UBOOT_WAN_MAC;
+ pdata = ð1_pdata;
+ break;
+ default:
+ pr_err("unsupported ethernet unit: %d\n", unit);
+ return;
+ }
+
+ mac = (u8 *)(KSEG1ADDR(ADM8668_SMEM1_BASE) + ADM8868_UBOOT_ENV + offset);
+
+ memcpy(pdata->mac, mac, sizeof(pdata->mac));
+}
+
+static void adm8668_ehci_workaround(void)
+{
+ u32 chipid;
+
+ chipid = ADM8668_CONFIG_REG(ADM8668_CR0);
+ ADM8668_CONFIG_REG(ADM8668_CR66) = 0x0C1600D9;
+
+ if (chipid == 0x86880001)
+ return;
+
+ ADM8668_CONFIG_REG(ADM8668_CR66) &= ~(3 << 20);
+ ADM8668_CONFIG_REG(ADM8668_CR66) |= (1 << 20);
+ pr_info("ADM8668: applied USB workaround\n");
+}
+
+
int __devinit adm8668_devs_register(void)
{
int ret;
if (ret)
panic("failed to register AMBA UART");
+ adm8668_fetch_mac(0);
+ adm8668_fetch_mac(1);
+ adm8668_ehci_workaround();
+
return platform_add_devices(adm8668_devs, ARRAY_SIZE(adm8668_devs));
}
arch_initcall(adm8668_devs_register);