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author | Wolfgang Denk <wd@denx.de> | 2011-10-28 00:15:19 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2011-10-28 00:15:19 +0200 |
commit | 87a5d601031652293ec4b729fdb7ee01bbd940a8 (patch) | |
tree | 91ede3ee45b228736c1876a700024782d7bc2032 /drivers/net | |
parent | 606a76f8ef479e42ae4d06f8f3ce87e9a1c72acf (diff) | |
parent | 37fc0ed268dc5acacd3a83adafa26eb1a84e90af (diff) | |
download | u-boot-imx-87a5d601031652293ec4b729fdb7ee01bbd940a8.zip u-boot-imx-87a5d601031652293ec4b729fdb7ee01bbd940a8.tar.gz u-boot-imx-87a5d601031652293ec4b729fdb7ee01bbd940a8.tar.bz2 |
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm:
ARM: Add Calxeda Highbank platform
dkb: make mmc command as default enabled
Marvell: dkb: add mmc support
ARM: pantheon: add mmc definition
davinci: remove config.mk file from the sources
ARM:AM33XX: Add support for TI AM335X EVM
ARM:AM33XX: Added timer support
ARM:AM33XX: Add emif/ddr support
ARM:AM33XX: Add clock definitions
ARM:AM33XX: Added support for AM33xx
omap3/emif4: fix registers definition
davinci: remove obsolete macro CONFIG_EMAC_MDIO_PHY_NUM
davinci: emac: add support for more than 1 PHYs
davinci: emac: add new features to autonegotiate for EMAC
da850evm: Move LPSC configuration to board_early_init_f()
omap4_panda: Build in cmd_gpio support on panda
omap: Don't use gpio_free to change direction to input
mmc: omap: Allow OMAP_HSMMC[23]_BASE to be unset
OMAP3: overo : Add environment variable optargs to bootargs
OMAP3: overo: Move ethernet CS4 configuration to execute based on board id
OMAP3: overo : Use ttyO2 instead of ttyS2.
da830: add support for NAND boot mode
dm36x: revert cache disable patch
dm644X: revert cache disable patch
devkit8000: Add malloc space
omap: spl: fix build break due to changes in FAT
OMAP3 SPL: Provide weak omap_rev_string
omap: beagle: Use ubifs instead of jffs2 for nand boot
omap: overo: Disable pull-ups on camera PCLK, HS and VS signals
omap: overo: Configure mux for gpio10
SPL: Add DMA library
omap3: Add interface for omap3 DMA
omap3: Add DMA register accessors
omap3: Add Base register for DMA
arm, davinci: add missing LSPC define for MMC/SD1
U-Boot/SPL: omap4: Make ddr pre-calculated timings as default.
DaVinci: correct MDSTAT.STATE mask
omap4: splitting padconfs into common, 4430 and 4460
omap4: adding revision detection for 4460 ES1.1
omap4: replacing OMAP4_CONTROL with OMAP4430_CONTROL
gplug: fixed build error as a result of code cleanup patch
kirkwood_spi: add dummy spi_init()
gpio: mvmfp: reduce include platform file
ARM: orion5x: reduce dependence of including platform file
serial: reduce include platform file for marvell chip
ARM: kirkwood: reduce dependence of including platform file
ARM: armada100: reduce dependence of including platform file
ARM: pantheon: reduce dependence of including platform file
Armada100: Add env storage support for Marvell gplugD
Armada100: Add SPI flash support for Marvell gplugD
Armada100: Add SPI support for Marvell gplugD
SPI: Add SPI driver support for Marvell Armada100
dreamplug: initial board support.
imx: fix coding style
misc: pmic: drop old Freescale's pmic driver
MX31: mx31pdk: use new pmic driver
MX31: mx31ads: use new pmic driver
MX31: mx31_litekit: use new pmic driver
MX5: mx53evk: use new pmic driver
MX5: mx51evk: use new pmic driver
MX35: mx35pdk: use new pmic driver
misc: pmic: addI2C support to pmic_fsl driver
misc: pmic: use I2C_SET_BUS in pmic I2C
MX5: efikamx/efikasb: use new pmic driver
MX3: qong: use new pmic driver
RTC: Switch mc13783 to generic pmic code
MX5: vision2: use new pmic driver
misc: pmic: Freescale PMIC switches to generic PMIC driver
misc:pmic:samsung Enable PMIC driver at GONI target
misc:pmic:max8998 MAX8998 support at a new PMIC driver.
misc:pmic:core New generic PMIC driver
mx31pdk: Remove unneeded config
mx31: provide readable WEIM CS accessor
MX51: vision2: Set global macros
I2C: Add i2c_get/set_speed() to mxc_i2c.c
ARM: Update mach-types
devkit8000: Add config to enable SPL MMC boot
devkit8000: protect board_mmc_init
arm, post: add missing post_time_ms for arm
cosmetic, post: Codingstyle cleanup
arm, logbuffer: make it compileclean
tegra2: Enable MMC for Seaboard
tegra2: Add more pinmux functions
tegra2: Rename PIN_ to PINGRP_
tegra2: Add more clock functions
tegra2: Clean up board code a little
tegra2: Rename CLOCK_PLL_ID to CLOCK_ID
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/davinci_emac.c | 209 | ||||
-rw-r--r-- | drivers/net/mvgbe.c | 2 |
2 files changed, 137 insertions, 74 deletions
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index a8905b8..7dacb23 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -48,9 +48,9 @@ unsigned int emac_dbg = 0; #define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args) #ifdef DAVINCI_EMAC_GIG_ENABLE -#define emac_gigabit_enable() davinci_eth_gigabit_enable() +#define emac_gigabit_enable(phy_addr) davinci_eth_gigabit_enable(phy_addr) #else -#define emac_gigabit_enable() /* no gigabit to enable */ +#define emac_gigabit_enable(phy_addr) /* no gigabit to enable */ #endif static void davinci_eth_mdio_enable(void); @@ -80,10 +80,15 @@ static int emac_rx_queue_active = 0; /* Receive packet buffers */ static unsigned char emac_rx_buffers[EMAC_MAX_RX_BUFFERS * (EMAC_MAX_ETHERNET_PKT_SIZE + EMAC_PKT_ALIGN)]; +#define MAX_PHY 3 + /* PHY address for a discovered PHY (0xff - not found) */ -static volatile u_int8_t active_phy_addr = 0xff; +static u_int8_t active_phy_addr[MAX_PHY] = { 0xff, 0xff, 0xff }; + +/* number of PHY found active */ +static u_int8_t num_phy; -phy_t phy; +phy_t phy[MAX_PHY]; static int davinci_eth_set_mac_addr(struct eth_device *dev) { @@ -147,27 +152,30 @@ static int davinci_eth_phy_detect(void) { u_int32_t phy_act_state; int i; + int j; + unsigned int count = 0; - active_phy_addr = 0xff; + active_phy_addr[0] = 0xff; + active_phy_addr[1] = 0xff; + active_phy_addr[2] = 0xff; + + udelay(1000); + phy_act_state = readl(&adap_mdio->ALIVE); - phy_act_state = readl(&adap_mdio->ALIVE) & EMAC_MDIO_PHY_MASK; if (phy_act_state == 0) - return(0); /* No active PHYs */ + return 0; /* No active PHYs */ debug_emac("davinci_eth_phy_detect(), ALIVE = 0x%08x\n", phy_act_state); - for (i = 0; i < 32; i++) { + for (i = 0, j = 0; i < 32; i++) if (phy_act_state & (1 << i)) { - if (phy_act_state & ~(1 << i)) - return(0); /* More than one PHY */ - else { - active_phy_addr = i; - return(1); - } + count++; + active_phy_addr[j++] = i; } - } - return(0); /* Just to make GCC happy */ + num_phy = count; + + return count; } @@ -236,7 +244,18 @@ static int gen_is_phy_connected(int phy_addr) { u_int16_t dummy; - return(davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy)); + return davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy); +} + +static int get_active_phy(void) +{ + int i; + + for (i = 0; i < num_phy; i++) + if (phy[i].get_link_speed(active_phy_addr[i])) + return i; + + return -1; /* Return error if no link */ } static int gen_get_link_speed(int phy_addr) @@ -279,16 +298,42 @@ static int gen_get_link_speed(int phy_addr) static int gen_auto_negotiate(int phy_addr) { u_int16_t tmp; + u_int16_t val; + unsigned long cntr = 0; + + if (!davinci_eth_phy_read(phy_addr, MII_BMCR, &tmp)) + return 0; + + val = tmp | BMCR_FULLDPLX | BMCR_ANENABLE | + BMCR_SPEED100; + davinci_eth_phy_write(phy_addr, MII_BMCR, val); + + if (!davinci_eth_phy_read(phy_addr, MII_ADVERTISE, &val)) + return 0; + + val |= (ADVERTISE_100FULL | ADVERTISE_100HALF | ADVERTISE_10FULL | + ADVERTISE_10HALF); + davinci_eth_phy_write(phy_addr, MII_ADVERTISE, val); if (!davinci_eth_phy_read(phy_addr, MII_BMCR, &tmp)) return(0); /* Restart Auto_negotiation */ - tmp |= BMCR_ANENABLE; + tmp |= BMCR_ANRESTART; davinci_eth_phy_write(phy_addr, MII_BMCR, tmp); /*check AutoNegotiate complete */ - udelay (10000); + do { + udelay(40000); + if (!davinci_eth_phy_read(phy_addr, MII_BMSR, &tmp)) + return 0; + + if (tmp & BMSR_ANEGCOMPLETE) + break; + + cntr++; + } while (cntr < 200); + if (!davinci_eth_phy_read(phy_addr, MII_BMSR, &tmp)) return(0); @@ -312,11 +357,11 @@ static int davinci_mii_phy_write(const char *devname, unsigned char addr, unsign } #endif -static void __attribute__((unused)) davinci_eth_gigabit_enable(void) +static void __attribute__((unused)) davinci_eth_gigabit_enable(int phy_addr) { u_int16_t data; - if (davinci_eth_phy_read(EMAC_MDIO_PHY_NUM, 0, &data)) { + if (davinci_eth_phy_read(phy_addr, 0, &data)) { if (data & (1 << 6)) { /* speed selection MSB */ /* * Check if link detected is giga-bit @@ -336,6 +381,7 @@ static int davinci_eth_open(struct eth_device *dev, bd_t *bis) dv_reg_p addr; u_int32_t clkdiv, cnt; volatile emac_desc *rx_desc; + int index; debug_emac("+ emac_open\n"); @@ -434,10 +480,11 @@ static int davinci_eth_open(struct eth_device *dev, bd_t *bis) /* We need to wait for MDIO to start */ udelay(1000); - if (!phy.get_link_speed(active_phy_addr)) + index = get_active_phy(); + if (index == -1) return(0); - emac_gigabit_enable(); + emac_gigabit_enable(active_phy_addr[index]); /* Start receive process */ writel((u_int32_t)emac_rx_desc, &adap_emac->RX0HDP); @@ -533,16 +580,16 @@ static int davinci_eth_send_packet (struct eth_device *dev, volatile void *packet, int length) { int ret_status = -1; - + int index; tx_send_loop = 0; - /* Return error if no link */ - if (!phy.get_link_speed (active_phy_addr)) { - printf ("WARN: emac_send_packet: No link\n"); + index = get_active_phy(); + if (index == -1) { + printf(" WARN: emac_send_packet: No link\n"); return (ret_status); } - emac_gigabit_enable(); + emac_gigabit_enable(active_phy_addr[index]); /* Check packet size and if < EMAC_MIN_ETHERNET_PKT_SIZE, pad it up */ if (length < EMAC_MIN_ETHERNET_PKT_SIZE) { @@ -562,12 +609,12 @@ static int davinci_eth_send_packet (struct eth_device *dev, /* Wait for packet to complete or link down */ while (1) { - if (!phy.get_link_speed (active_phy_addr)) { + if (!phy[index].get_link_speed(active_phy_addr[index])) { davinci_eth_ch_teardown (EMAC_CH_TX); return (ret_status); } - emac_gigabit_enable(); + emac_gigabit_enable(active_phy_addr[index]); if (readl(&adap_emac->TXINTSTATRAW) & 0x01) { ret_status = length; @@ -659,6 +706,7 @@ int davinci_emac_initialize(void) u_int32_t phy_id; u_int16_t tmp; int i; + int ret; struct eth_device *dev; dev = malloc(sizeof *dev); @@ -686,7 +734,7 @@ int davinci_emac_initialize(void) for (i = 0; i < 256; i++) { if (readl(&adap_mdio->ALIVE)) break; - udelay(10); + udelay(1000); } if (i >= 256) { @@ -694,64 +742,77 @@ int davinci_emac_initialize(void) return(0); } - /* Find if a PHY is connected and get it's address */ - if (!davinci_eth_phy_detect()) + /* Find if PHY(s) is/are connected */ + ret = davinci_eth_phy_detect(); + if (!ret) return(0); + else + printf(" %d ETH PHY detected\n", ret); /* Get PHY ID and initialize phy_ops for a detected PHY */ - if (!davinci_eth_phy_read(active_phy_addr, MII_PHYSID1, &tmp)) { - active_phy_addr = 0xff; - return(0); - } + for (i = 0; i < num_phy; i++) { + if (!davinci_eth_phy_read(active_phy_addr[i], MII_PHYSID1, + &tmp)) { + active_phy_addr[i] = 0xff; + continue; + } - phy_id = (tmp << 16) & 0xffff0000; + phy_id = (tmp << 16) & 0xffff0000; - if (!davinci_eth_phy_read(active_phy_addr, MII_PHYSID2, &tmp)) { - active_phy_addr = 0xff; - return(0); - } + if (!davinci_eth_phy_read(active_phy_addr[i], MII_PHYSID2, + &tmp)) { + active_phy_addr[i] = 0xff; + continue; + } - phy_id |= tmp & 0x0000ffff; + phy_id |= tmp & 0x0000ffff; - switch (phy_id) { - case PHY_KSZ8873: - sprintf(phy.name, "KSZ8873 @ 0x%02x", active_phy_addr); - phy.init = ksz8873_init_phy; - phy.is_phy_connected = ksz8873_is_phy_connected; - phy.get_link_speed = ksz8873_get_link_speed; - phy.auto_negotiate = ksz8873_auto_negotiate; - break; + switch (phy_id) { + case PHY_KSZ8873: + sprintf(phy[i].name, "KSZ8873 @ 0x%02x", + active_phy_addr[i]); + phy[i].init = ksz8873_init_phy; + phy[i].is_phy_connected = ksz8873_is_phy_connected; + phy[i].get_link_speed = ksz8873_get_link_speed; + phy[i].auto_negotiate = ksz8873_auto_negotiate; + break; case PHY_LXT972: - sprintf(phy.name, "LXT972 @ 0x%02x", active_phy_addr); - phy.init = lxt972_init_phy; - phy.is_phy_connected = lxt972_is_phy_connected; - phy.get_link_speed = lxt972_get_link_speed; - phy.auto_negotiate = lxt972_auto_negotiate; + sprintf(phy[i].name, "LXT972 @ 0x%02x", + active_phy_addr[i]); + phy[i].init = lxt972_init_phy; + phy[i].is_phy_connected = lxt972_is_phy_connected; + phy[i].get_link_speed = lxt972_get_link_speed; + phy[i].auto_negotiate = lxt972_auto_negotiate; break; case PHY_DP83848: - sprintf(phy.name, "DP83848 @ 0x%02x", active_phy_addr); - phy.init = dp83848_init_phy; - phy.is_phy_connected = dp83848_is_phy_connected; - phy.get_link_speed = dp83848_get_link_speed; - phy.auto_negotiate = dp83848_auto_negotiate; + sprintf(phy[i].name, "DP83848 @ 0x%02x", + active_phy_addr[i]); + phy[i].init = dp83848_init_phy; + phy[i].is_phy_connected = dp83848_is_phy_connected; + phy[i].get_link_speed = dp83848_get_link_speed; + phy[i].auto_negotiate = dp83848_auto_negotiate; break; case PHY_ET1011C: - sprintf(phy.name, "ET1011C @ 0x%02x", active_phy_addr); - phy.init = gen_init_phy; - phy.is_phy_connected = gen_is_phy_connected; - phy.get_link_speed = et1011c_get_link_speed; - phy.auto_negotiate = gen_auto_negotiate; + sprintf(phy[i].name, "ET1011C @ 0x%02x", + active_phy_addr[i]); + phy[i].init = gen_init_phy; + phy[i].is_phy_connected = gen_is_phy_connected; + phy[i].get_link_speed = et1011c_get_link_speed; + phy[i].auto_negotiate = gen_auto_negotiate; break; default: - sprintf(phy.name, "GENERIC @ 0x%02x", active_phy_addr); - phy.init = gen_init_phy; - phy.is_phy_connected = gen_is_phy_connected; - phy.get_link_speed = gen_get_link_speed; - phy.auto_negotiate = gen_auto_negotiate; - } + sprintf(phy[i].name, "GENERIC @ 0x%02x", + active_phy_addr[i]); + phy[i].init = gen_init_phy; + phy[i].is_phy_connected = gen_is_phy_connected; + phy[i].get_link_speed = gen_get_link_speed; + phy[i].auto_negotiate = gen_auto_negotiate; + } - debug("Ethernet PHY: %s\n", phy.name); + debug("Ethernet PHY: %s\n", phy.name); - miiphy_register(phy.name, davinci_mii_phy_read, davinci_mii_phy_write); + miiphy_register(phy[i].name, davinci_mii_phy_read, + davinci_mii_phy_write); + } return(1); } diff --git a/drivers/net/mvgbe.c b/drivers/net/mvgbe.c index c701f43..c7f7446 100644 --- a/drivers/net/mvgbe.c +++ b/drivers/net/mvgbe.c @@ -32,8 +32,10 @@ #include <net.h> #include <malloc.h> #include <miiphy.h> +#include <asm/io.h> #include <asm/errno.h> #include <asm/types.h> +#include <asm/system.h> #include <asm/byteorder.h> #if defined(CONFIG_KIRKWOOD) |