mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-24 19:41:53 +02:00
c275201bb6
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22850 3c298f89-4303-0410-b956-a3cf2f4a3e73
96 lines
2.6 KiB
Diff
96 lines
2.6 KiB
Diff
--- a/drivers/net/cpmac.c
|
|
+++ b/drivers/net/cpmac.c
|
|
@@ -33,6 +33,7 @@
|
|
#include <linux/skbuff.h>
|
|
#include <linux/mii.h>
|
|
#include <linux/phy.h>
|
|
+#include <linux/phy_fixed.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/dma-mapping.h>
|
|
#include <asm/gpio.h>
|
|
@@ -217,6 +218,12 @@ static void cpmac_hw_stop(struct net_dev
|
|
static int cpmac_stop(struct net_device *dev);
|
|
static int cpmac_open(struct net_device *dev);
|
|
|
|
+static struct fixed_phy_status fixed_phy_status = {
|
|
+ .link = 1,
|
|
+ .speed = 100,
|
|
+ .duplex = 1,
|
|
+};
|
|
+
|
|
static void cpmac_dump_regs(struct net_device *dev)
|
|
{
|
|
int i;
|
|
@@ -1111,9 +1118,13 @@ static int __devinit cpmac_probe(struct
|
|
struct cpmac_priv *priv;
|
|
struct net_device *dev;
|
|
struct plat_cpmac_data *pdata;
|
|
+ void __iomem *mii_reg;
|
|
+ u32 tmp;
|
|
+ unsigned external_mii = 0;
|
|
|
|
pdata = pdev->dev.platform_data;
|
|
|
|
+detect_again:
|
|
for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
|
|
if (!(pdata->phy_mask & (1 << phy_id)))
|
|
continue;
|
|
@@ -1122,12 +1133,43 @@ static int __devinit cpmac_probe(struct
|
|
strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
|
|
break;
|
|
}
|
|
-
|
|
- if (phy_id == PHY_MAX_ADDR) {
|
|
- dev_err(&pdev->dev, "no PHY present\n");
|
|
- return -ENODEV;
|
|
+
|
|
+ if (phy_id < PHY_MAX_ADDR && !external_mii)
|
|
+ goto dev_alloc;
|
|
+
|
|
+ /* Now disable EPHY and enable MII */
|
|
+ dev_info(&pdev->dev, "trying external MII\n");
|
|
+ ar7_device_disable(AR7_RESET_BIT_EPHY);
|
|
+
|
|
+ mii_reg = ioremap(AR7_REGS_MII, 4);
|
|
+ if (!mii_reg) {
|
|
+ dev_err(&pdev->dev, "failed to iorenamp MII_SEL\n");
|
|
+ return -ENOMEM;
|
|
}
|
|
|
|
+ tmp = readl(mii_reg);
|
|
+ tmp |= 1;
|
|
+ writel(tmp, mii_reg);
|
|
+ external_mii++;
|
|
+
|
|
+ if (external_mii == 1)
|
|
+ goto detect_again;
|
|
+
|
|
+ if (phy_id < PHY_MAX_ADDR)
|
|
+ goto dev_alloc;
|
|
+
|
|
+ /* This still does not work, so now we register a fixed phy */
|
|
+ dev_info(&pdev->dev, "using fixed PHY\n");
|
|
+ rc = fixed_phy_add(PHY_POLL, pdev->id, &fixed_phy_status);
|
|
+ if (rc && rc != -ENODEV) {
|
|
+ dev_err(&pdev->dev, "unable to register fixed PHY\n");
|
|
+ return rc;
|
|
+ }
|
|
+
|
|
+ strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE); /* fixed phys bus */
|
|
+ phy_id = pdev->id;
|
|
+
|
|
+dev_alloc:
|
|
dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
|
|
|
|
if (!dev) {
|
|
--- a/arch/mips/include/asm/mach-ar7/ar7.h
|
|
+++ b/arch/mips/include/asm/mach-ar7/ar7.h
|
|
@@ -41,6 +41,7 @@
|
|
#define AR7_REGS_RESET (AR7_REGS_BASE + 0x1600)
|
|
#define AR7_REGS_VLYNQ0 (AR7_REGS_BASE + 0x1800)
|
|
#define AR7_REGS_DCL (AR7_REGS_BASE + 0x1a00)
|
|
+#define AR7_REGS_MII (AR7_REGS_BASE + 0x1a08)
|
|
#define AR7_REGS_VLYNQ1 (AR7_REGS_BASE + 0x1c00)
|
|
#define AR7_REGS_MDIO (AR7_REGS_BASE + 0x1e00)
|
|
#define AR7_REGS_IRQ (AR7_REGS_BASE + 0x2400)
|