[ar7] handle mvswitch in cpmac, rework MII probing logic, patch from sn9 and Wipster

[openwrt.git] / target / linux / ar7 / patches-2.6.32 / 972-cpmac_multi_probe.patch

diff --git a/target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch b/target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch
deleted file mode 100644 (file)
index d7bbc42..0000000
--- a/target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch
+++ /dev/null
@@ -1,95 +0,0 @@
---- 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)