diff options
Diffstat (limited to 'target/linux/ar7/patches-3.3/972-cpmac_fixup.patch')
| -rw-r--r-- | target/linux/ar7/patches-3.3/972-cpmac_fixup.patch | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/target/linux/ar7/patches-3.3/972-cpmac_fixup.patch b/target/linux/ar7/patches-3.3/972-cpmac_fixup.patch new file mode 100644 index 000000000..b1eb081c9 --- /dev/null +++ b/target/linux/ar7/patches-3.3/972-cpmac_fixup.patch @@ -0,0 +1,218 @@ +--- a/arch/mips/ar7/platform.c ++++ b/arch/mips/ar7/platform.c +@@ -33,7 +33,6 @@ + #include <linux/string.h> + #include <linux/etherdevice.h> + #include <linux/phy.h> +-#include <linux/phy_fixed.h> + #include <linux/gpio.h> + #include <linux/clk.h> + +@@ -248,12 +247,6 @@ static struct resource cpmac_high_res[] + }, + }; + +-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, +@@ -680,26 +673,18 @@ static int __init ar7_register_devices(v + } + + if (ar7_has_high_cpmac()) { +- res = fixed_phy_add(PHY_POLL, cpmac_high.id, &fixed_phy_status); +- if (!res) { +- cpmac_get_mac(1, cpmac_high_data.dev_addr); +- +- res = platform_device_register(&cpmac_high); +- if (res) +- pr_warning("unable to register cpmac-high: %d\n", res); +- } else +- pr_warning("unable to add cpmac-high phy: %d\n", res); +- } else +- cpmac_low_data.phy_mask = 0xffffffff; ++ cpmac_get_mac(1, cpmac_high_data.dev_addr); + +- res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status); +- if (!res) { +- cpmac_get_mac(0, cpmac_low_data.dev_addr); +- res = platform_device_register(&cpmac_low); ++ res = platform_device_register(&cpmac_high); + if (res) +- pr_warning("unable to register cpmac-low: %d\n", res); ++ pr_warning("unable to register cpmac-high: %d\n", res); + } else +- pr_warning("unable to add cpmac-low phy: %d\n", res); ++ cpmac_low_data.phy_mask = 0xffffffff; ++ ++ cpmac_get_mac(0, cpmac_low_data.dev_addr); ++ res = platform_device_register(&cpmac_low); ++ if (res) ++ pr_warning("unable to register cpmac-low: %d\n", res); + + detect_leds(); + res = platform_device_register(&ar7_gpio_leds); +@@ -712,8 +697,10 @@ static int __init ar7_register_devices(v + + /* Register watchdog only if enabled in hardware */ + bootcr = ioremap_nocache(AR7_REGS_DCL, 4); +- val = readl(bootcr); +- iounmap(bootcr); ++ if (bootcr) { ++ val = readl(bootcr); ++ iounmap(bootcr); ++ } + if (val & AR7_WDT_HW_ENA) { + if (ar7_has_high_vlynq()) + ar7_wdt_res.start = UR8_REGS_WDT; +--- a/arch/mips/include/asm/mach-ar7/ar7.h ++++ b/arch/mips/include/asm/mach-ar7/ar7.h +@@ -42,6 +42,7 @@ + #define AR7_REGS_PINSEL (AR7_REGS_BASE + 0x160C) + #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) +--- a/drivers/net/ethernet/ti/cpmac.c ++++ b/drivers/net/ethernet/ti/cpmac.c +@@ -35,7 +35,6 @@ + #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 <linux/clk.h> +@@ -48,14 +47,11 @@ MODULE_LICENSE("GPL"); + MODULE_ALIAS("platform:cpmac"); + + static int debug_level = 8; +-static int dumb_switch; + +-/* Next 2 are only used in cpmac_probe, so it's pointless to change them */ ++/* Next is only used in cpmac_probe, so it's pointless to change them */ + module_param(debug_level, int, 0444); +-module_param(dumb_switch, int, 0444); + + MODULE_PARM_DESC(debug_level, "Number of NETIF_MSG bits to enable"); +-MODULE_PARM_DESC(dumb_switch, "Assume switch is not connected to MDIO bus"); + + #define CPMAC_VERSION "0.5.2" + /* frame size + 802.1q tag + FCS size */ +@@ -674,9 +670,8 @@ static void cpmac_hw_start(struct net_de + for (i = 0; i < 8; i++) + cpmac_write(priv->regs, CPMAC_MAC_ADDR_LO(i), dev->dev_addr[5]); + cpmac_write(priv->regs, CPMAC_MAC_ADDR_MID, dev->dev_addr[4]); +- cpmac_write(priv->regs, CPMAC_MAC_ADDR_HI, dev->dev_addr[0] | +- (dev->dev_addr[1] << 8) | (dev->dev_addr[2] << 16) | +- (dev->dev_addr[3] << 24)); ++ cpmac_write(priv->regs, CPMAC_MAC_ADDR_HI, be32_to_cpu(*(u32 *) ++ dev->dev_addr)); + cpmac_write(priv->regs, CPMAC_MAX_LENGTH, CPMAC_SKB_SIZE); + cpmac_write(priv->regs, CPMAC_UNICAST_CLEAR, 0xff); + cpmac_write(priv->regs, CPMAC_RX_INT_CLEAR, 0xff); +@@ -1108,8 +1103,6 @@ static const struct net_device_ops cpmac + .ndo_set_mac_address = eth_mac_addr, + }; + +-static int external_switch; +- + static int __devinit cpmac_probe(struct platform_device *pdev) + { + int rc, phy_id; +@@ -1121,25 +1114,18 @@ static int __devinit cpmac_probe(struct + + pdata = pdev->dev.platform_data; + +- if (external_switch || dumb_switch) { +- strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */ +- phy_id = pdev->id; +- } else { +- 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; +- } ++ 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; + } + + if (phy_id == PHY_MAX_ADDR) { +- dev_err(&pdev->dev, "no PHY present, falling back " +- "to switch on MDIO bus 0\n"); +- strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */ +- phy_id = pdev->id; ++ printk(KERN_ERR "cpmac: No PHY present\n"); ++ return -ENXIO; + } + + dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES); +@@ -1228,6 +1214,7 @@ int __devinit cpmac_init(void) + { + u32 mask; + int i, res; ++ void __iomem *mii_reg; + + cpmac_mii = mdiobus_alloc(); + if (cpmac_mii == NULL) +@@ -1251,14 +1238,14 @@ int __devinit cpmac_init(void) + 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_EPHY); + 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); + + cpmac_mii->reset(cpmac_mii); + +@@ -1270,10 +1257,22 @@ int __devinit cpmac_init(void) + msleep(10); + } + +- mask &= 0x7fffffff; ++ mask &= ar7_is_titan()? ~(0x80000000 | 0x40000000) : ~(0x80000000); + if (mask & (mask - 1)) { +- external_switch = 1; +- mask = 0; ++ if (!ar7_has_high_cpmac()) { ++ if (ar7_is_titan()) { ++ ar7_device_disable(AR7_RESET_BIT_EPHY); ++ ar7_device_disable(TITAN_RESET_BIT_EPHY1); ++ } else ++ ar7_device_disable(AR7_RESET_BIT_EPHY); ++ ++ //Titan remap might be different ++ mii_reg = ioremap(AR7_REGS_MII, 4); ++ if (mii_reg) { ++ writel(readl(mii_reg) | 1, mii_reg); ++ iounmap(mii_reg); ++ } ++ } + } + + if (ar7_is_titan()) |