From e8881e29b67ce8cb51010f87bc8af6e9132d0103 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Thu, 25 Nov 2010 12:18:41 +0000 Subject: [PATCH] patch 972-cpmac_multi_probe.patch correctly, thanks sn9 SVN-Revision: 24142 --- .../972-cpmac_multi_probe.patch | 238 ++++++++++++++++++ 1 file changed, 238 insertions(+) create mode 100644 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 new file mode 100644 index 000000000000..d79783a79da4 --- /dev/null +++ b/target/linux/ar7/patches-2.6.32/972-cpmac_multi_probe.patch @@ -0,0 +1,238 @@ +Index: linux-2.6.32.26/arch/mips/ar7/platform.c +=================================================================== +--- linux-2.6.32.26.orig/arch/mips/ar7/platform.c 2010-11-24 13:16:31.367487844 -0800 ++++ linux-2.6.32.26/arch/mips/ar7/platform.c 2010-11-24 13:16:49.677512306 -0800 +@@ -33,7 +33,6 @@ + #include + #include + #include +-#include + + #include + #include +@@ -46,7 +45,6 @@ + int reset_bit; + }; + +- + static int vlynq_on(struct vlynq_device *dev) + { + int result; +@@ -72,7 +70,8 @@ + + msleep(50); + +- gpio_set_value(pdata->gpio_bit, 1); ++ gpio_set_value(pdata->gpio_bit, ++ __vlynq_rev_reg(dev->local) < 0x00010205); + msleep(50); + + return 0; +@@ -294,16 +293,10 @@ + .width = 2, + }; + +-static struct fixed_phy_status fixed_phy_status __initdata = { +- .link = 1, +- .speed = 100, +- .duplex = 1, +-}; +- + static struct plat_cpmac_data cpmac_low_data = { + .reset_bit = 17, + .power_bit = 20, +- .phy_mask = 0x80000000, ++ .phy_mask = 0xffffffff, + }; + + static struct plat_cpmac_data cpmac_high_data = { +@@ -716,11 +709,6 @@ + } + + if (ar7_has_high_cpmac()) { +- res = fixed_phy_add(PHY_POLL, ar7_is_titan() ? cpmac_high_titan.id : cpmac_high.id, +- &fixed_phy_status); +- if (res && res != -ENODEV) +- return res; +- + cpmac_get_mac(1, ar7_is_titan() ? cpmac_high_data_titan.dev_addr : + cpmac_high_data.dev_addr); + res = platform_device_register(ar7_is_titan() ? &cpmac_high_titan : +@@ -728,19 +716,8 @@ + + if (res) + return res; +- } else { +- if (ar7_is_titan()) +- cpmac_low_data_titan.phy_mask = 0xffffffff; +- else +- cpmac_low_data.phy_mask = 0xffffffff; +- + } + +- res = fixed_phy_add(PHY_POLL, ar7_is_titan() ? cpmac_low_titan.id : +- cpmac_low.id, &fixed_phy_status); +- if (res && res != -ENODEV) +- return res; +- + cpmac_get_mac(0, ar7_is_titan() ? cpmac_low_data_titan.dev_addr : + cpmac_low_data.dev_addr); + res = platform_device_register(ar7_is_titan() ? &cpmac_low_titan : +Index: linux-2.6.32.26/arch/mips/include/asm/mach-ar7/ar7.h +=================================================================== +--- linux-2.6.32.26.orig/arch/mips/include/asm/mach-ar7/ar7.h 2010-11-24 13:16:31.387502677 -0800 ++++ linux-2.6.32.26/arch/mips/include/asm/mach-ar7/ar7.h 2010-11-24 13:16:37.117485679 -0800 +@@ -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) +Index: linux-2.6.32.26/drivers/net/cpmac.c +=================================================================== +--- linux-2.6.32.26.orig/drivers/net/cpmac.c 2010-11-24 13:16:31.397493402 -0800 ++++ linux-2.6.32.26/drivers/net/cpmac.c 2010-11-24 13:16:37.117485679 -0800 +@@ -218,6 +218,12 @@ + 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; +@@ -269,6 +275,18 @@ + printk("\n"); + } + ++static void auto_mdix_on(void) ++{ ++ ar7_gpio_enable(28); ++ ar7_gpio_disable(30); ++} ++ ++/*static void auto_mdix_off(void) ++{ ++ ar7_gpio_disable(28); ++ ar7_gpio_disable(30); ++}*/ ++ + static int cpmac_mdio_read(struct mii_bus *bus, int phy_id, int reg) + { + u32 val; +@@ -1104,8 +1122,6 @@ + .ndo_set_mac_address = eth_mac_addr, + }; + +-static int external_switch; +- + static int __devinit cpmac_probe(struct platform_device *pdev) + { + int rc, phy_id; +@@ -1114,13 +1130,15 @@ + struct cpmac_priv *priv; + struct net_device *dev; + struct plat_cpmac_data *pdata; ++ void __iomem *mii_reg; ++ u32 tmp; ++ unsigned external_mii; + + pdata = pdev->dev.platform_data; + +- if (external_switch || dumb_switch) { +- strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE); /* fixed phys bus */ +- phy_id = pdev->id; +- } else { ++ if (dumb_switch) ++ phy_id = PHY_MAX_ADDR; ++ else for (external_mii = 0; external_mii <= 1; external_mii++) { + for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) { + if (!(pdata->phy_mask & (1 << phy_id))) + continue; +@@ -1129,13 +1147,45 @@ + strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE); + break; + } ++ ++ if (phy_id == PHY_MAX_ADDR || external_mii || ar7_is_titan()) ++ break; ++ ++ /* Now disable EPHY and enable MII */ ++ dev_info(&pdev->dev, "trying external MII\n"); ++ ar7_device_disable(AR7_RESET_BIT_EPHY); ++ ++ if (!ar7_has_high_cpmac()) { ++ 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); ++ iounmap(mii_reg); ++ } ++ ++ ar7_gpio_disable(17); ++ mdelay(20); ++ ar7_gpio_enable(17); + } + + if (phy_id == PHY_MAX_ADDR) { +- dev_err(&pdev->dev, "no PHY present, falling back to switch mode\n"); ++ /* 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; +- } ++ } else ++ auto_mdix_on(); + + dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES); + +@@ -1244,14 +1294,14 @@ + ar7_gpio_disable(26); + ar7_gpio_disable(27); + +- if (!ar7_is_titan()) { ++ if (ar7_is_titan()) { ++ ar7_device_reset(AR7_RESET_BIT_EPHY); ++ ar7_device_reset(TITAN_RESET_BIT_EPHY1); ++ } else { + ar7_device_reset(AR7_RESET_BIT_CPMAC_LO); + ar7_device_reset(AR7_RESET_BIT_CPMAC_HI); +- } +- ar7_device_reset(AR7_RESET_BIT_EPHY); + +- if (ar7_is_titan()) { +- ar7_device_reset(TITAN_RESET_BIT_EPHY1); ++ ar7_device_reset(AR7_RESET_BIT_EPHY); + } + + cpmac_mii->reset(cpmac_mii); +@@ -1262,12 +1312,6 @@ + else + msleep(10); + +- mask &= 0x7fffffff; +- if (mask & (mask - 1)) { +- external_switch = 1; +- mask = 0; +- } +- + cpmac_mii->phy_mask = ar7_is_titan()? ~(mask | 0x80000000 | 0x40000000): + ~(mask | 0x80000000); + snprintf(cpmac_mii->id, MII_BUS_ID_SIZE, "1"); -- 2.30.2