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| author | Florian Fainelli <florian@openwrt.org> | 2010-08-31 14:09:25 +0000 |
|---|---|---|
| committer | Florian Fainelli <florian@openwrt.org> | 2010-08-31 14:09:25 +0000 |
| commit | c0411f877fd8091aa925596b30fd7494f5ef7567 (patch) | |
| tree | 75bb01dbcc01a7434c433c119b2c03b2d52672b6 /target | |
| parent | 82e244fb28d8e35d96fcdd4ba3428d7579963f72 (diff) | |
| download | upstream-c0411f877fd8091aa925596b30fd7494f5ef7567.tar.gz upstream-c0411f877fd8091aa925596b30fd7494f5ef7567.tar.bz2 upstream-c0411f877fd8091aa925596b30fd7494f5ef7567.zip | |
rework multi_probe patch to be cleaner
SVN-Revision: 22850
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch | 56 |
1 files changed, 42 insertions, 14 deletions
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 index 44933d0c11..d7bbc429bf 100644 --- 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 @@ -21,7 +21,21 @@ static void cpmac_dump_regs(struct net_device *dev) { int i; -@@ -1122,12 +1129,39 @@ static int __devinit cpmac_probe(struct +@@ -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; } @@ -30,22 +44,26 @@ - dev_err(&pdev->dev, "no PHY present\n"); - return -ENODEV; + -+ if (phy_id < PHY_MAX_ADDR) ++ if (phy_id < PHY_MAX_ADDR && !external_mii) + goto dev_alloc; + -+ dev_info(&pdev->dev, "trying external MII\n"); + /* Now disable EPHY and enable MII */ ++ dev_info(&pdev->dev, "trying external MII\n"); + ar7_device_disable(AR7_RESET_BIT_EPHY); -+ *(unsigned long*) ioremap(0x08611A08, 4) |= 0x00000001; + -+ for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) { -+ if (!(pdata->phy_mask & (1 << phy_id))) -+ continue; -+ if (!cpmac_mii->phy_map[phy_id]) -+ continue; -+ strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE); -+ break; -+ } ++ 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; @@ -56,8 +74,8 @@ + 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; + @@ -65,3 +83,13 @@ 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) |