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path: root/drivers/net/sfc/falcon_boards.c
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Diffstat (limited to 'drivers/net/sfc/falcon_boards.c')
-rw-r--r--drivers/net/sfc/falcon_boards.c776
1 files changed, 0 insertions, 776 deletions
diff --git a/drivers/net/sfc/falcon_boards.c b/drivers/net/sfc/falcon_boards.c
deleted file mode 100644
index b9cc846811d6..000000000000
--- a/drivers/net/sfc/falcon_boards.c
+++ /dev/null
@@ -1,776 +0,0 @@
-/****************************************************************************
- * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2007-2010 Solarflare Communications Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation, incorporated herein by reference.
- */
-
-#include <linux/rtnetlink.h>
-
-#include "net_driver.h"
-#include "phy.h"
-#include "efx.h"
-#include "nic.h"
-#include "workarounds.h"
-
-/* Macros for unpacking the board revision */
-/* The revision info is in host byte order. */
-#define FALCON_BOARD_TYPE(_rev) (_rev >> 8)
-#define FALCON_BOARD_MAJOR(_rev) ((_rev >> 4) & 0xf)
-#define FALCON_BOARD_MINOR(_rev) (_rev & 0xf)
-
-/* Board types */
-#define FALCON_BOARD_SFE4001 0x01
-#define FALCON_BOARD_SFE4002 0x02
-#define FALCON_BOARD_SFE4003 0x03
-#define FALCON_BOARD_SFN4112F 0x52
-
-/* Board temperature is about 15°C above ambient when air flow is
- * limited. The maximum acceptable ambient temperature varies
- * depending on the PHY specifications but the critical temperature
- * above which we should shut down to avoid damage is 80°C. */
-#define FALCON_BOARD_TEMP_BIAS 15
-#define FALCON_BOARD_TEMP_CRIT (80 + FALCON_BOARD_TEMP_BIAS)
-
-/* SFC4000 datasheet says: 'The maximum permitted junction temperature
- * is 125°C; the thermal design of the environment for the SFC4000
- * should aim to keep this well below 100°C.' */
-#define FALCON_JUNC_TEMP_MIN 0
-#define FALCON_JUNC_TEMP_MAX 90
-#define FALCON_JUNC_TEMP_CRIT 125
-
-/*****************************************************************************
- * Support for LM87 sensor chip used on several boards
- */
-#define LM87_REG_TEMP_HW_INT_LOCK 0x13
-#define LM87_REG_TEMP_HW_EXT_LOCK 0x14
-#define LM87_REG_TEMP_HW_INT 0x17
-#define LM87_REG_TEMP_HW_EXT 0x18
-#define LM87_REG_TEMP_EXT1 0x26
-#define LM87_REG_TEMP_INT 0x27
-#define LM87_REG_ALARMS1 0x41
-#define LM87_REG_ALARMS2 0x42
-#define LM87_IN_LIMITS(nr, _min, _max) \
- 0x2B + (nr) * 2, _max, 0x2C + (nr) * 2, _min
-#define LM87_AIN_LIMITS(nr, _min, _max) \
- 0x3B + (nr), _max, 0x1A + (nr), _min
-#define LM87_TEMP_INT_LIMITS(_min, _max) \
- 0x39, _max, 0x3A, _min
-#define LM87_TEMP_EXT1_LIMITS(_min, _max) \
- 0x37, _max, 0x38, _min
-
-#define LM87_ALARM_TEMP_INT 0x10
-#define LM87_ALARM_TEMP_EXT1 0x20
-
-#if defined(CONFIG_SENSORS_LM87) || defined(CONFIG_SENSORS_LM87_MODULE)
-
-static int efx_poke_lm87(struct i2c_client *client, const u8 *reg_values)
-{
- while (*reg_values) {
- u8 reg = *reg_values++;
- u8 value = *reg_values++;
- int rc = i2c_smbus_write_byte_data(client, reg, value);
- if (rc)
- return rc;
- }
- return 0;
-}
-
-static const u8 falcon_lm87_common_regs[] = {
- LM87_REG_TEMP_HW_INT_LOCK, FALCON_BOARD_TEMP_CRIT,
- LM87_REG_TEMP_HW_INT, FALCON_BOARD_TEMP_CRIT,
- LM87_TEMP_EXT1_LIMITS(FALCON_JUNC_TEMP_MIN, FALCON_JUNC_TEMP_MAX),
- LM87_REG_TEMP_HW_EXT_LOCK, FALCON_JUNC_TEMP_CRIT,
- LM87_REG_TEMP_HW_EXT, FALCON_JUNC_TEMP_CRIT,
- 0
-};
-
-static int efx_init_lm87(struct efx_nic *efx, struct i2c_board_info *info,
- const u8 *reg_values)
-{
- struct falcon_board *board = falcon_board(efx);
- struct i2c_client *client = i2c_new_device(&board->i2c_adap, info);
- int rc;
-
- if (!client)
- return -EIO;
-
- /* Read-to-clear alarm/interrupt status */
- i2c_smbus_read_byte_data(client, LM87_REG_ALARMS1);
- i2c_smbus_read_byte_data(client, LM87_REG_ALARMS2);
-
- rc = efx_poke_lm87(client, reg_values);
- if (rc)
- goto err;
- rc = efx_poke_lm87(client, falcon_lm87_common_regs);
- if (rc)
- goto err;
-
- board->hwmon_client = client;
- return 0;
-
-err:
- i2c_unregister_device(client);
- return rc;
-}
-
-static void efx_fini_lm87(struct efx_nic *efx)
-{
- i2c_unregister_device(falcon_board(efx)->hwmon_client);
-}
-
-static int efx_check_lm87(struct efx_nic *efx, unsigned mask)
-{
- struct i2c_client *client = falcon_board(efx)->hwmon_client;
- bool temp_crit, elec_fault, is_failure;
- u16 alarms;
- s32 reg;
-
- /* If link is up then do not monitor temperature */
- if (EFX_WORKAROUND_7884(efx) && efx->link_state.up)
- return 0;
-
- reg = i2c_smbus_read_byte_data(client, LM87_REG_ALARMS1);
- if (reg < 0)
- return reg;
- alarms = reg;
- reg = i2c_smbus_read_byte_data(client, LM87_REG_ALARMS2);
- if (reg < 0)
- return reg;
- alarms |= reg << 8;
- alarms &= mask;
-
- temp_crit = false;
- if (alarms & LM87_ALARM_TEMP_INT) {
- reg = i2c_smbus_read_byte_data(client, LM87_REG_TEMP_INT);
- if (reg < 0)
- return reg;
- if (reg > FALCON_BOARD_TEMP_CRIT)
- temp_crit = true;
- }
- if (alarms & LM87_ALARM_TEMP_EXT1) {
- reg = i2c_smbus_read_byte_data(client, LM87_REG_TEMP_EXT1);
- if (reg < 0)
- return reg;
- if (reg > FALCON_JUNC_TEMP_CRIT)
- temp_crit = true;
- }
- elec_fault = alarms & ~(LM87_ALARM_TEMP_INT | LM87_ALARM_TEMP_EXT1);
- is_failure = temp_crit || elec_fault;
-
- if (alarms)
- netif_err(efx, hw, efx->net_dev,
- "LM87 detected a hardware %s (status %02x:%02x)"
- "%s%s%s%s\n",
- is_failure ? "failure" : "problem",
- alarms & 0xff, alarms >> 8,
- (alarms & LM87_ALARM_TEMP_INT) ?
- "; board is overheating" : "",
- (alarms & LM87_ALARM_TEMP_EXT1) ?
- "; controller is overheating" : "",
- temp_crit ? "; reached critical temperature" : "",
- elec_fault ? "; electrical fault" : "");
-
- return is_failure ? -ERANGE : 0;
-}
-
-#else /* !CONFIG_SENSORS_LM87 */
-
-static inline int
-efx_init_lm87(struct efx_nic *efx, struct i2c_board_info *info,
- const u8 *reg_values)
-{
- return 0;
-}
-static inline void efx_fini_lm87(struct efx_nic *efx)
-{
-}
-static inline int efx_check_lm87(struct efx_nic *efx, unsigned mask)
-{
- return 0;
-}
-
-#endif /* CONFIG_SENSORS_LM87 */
-
-/*****************************************************************************
- * Support for the SFE4001 NIC.
- *
- * The SFE4001 does not power-up fully at reset due to its high power
- * consumption. We control its power via a PCA9539 I/O expander.
- * It also has a MAX6647 temperature monitor which we expose to
- * the lm90 driver.
- *
- * This also provides minimal support for reflashing the PHY, which is
- * initiated by resetting it with the FLASH_CFG_1 pin pulled down.
- * On SFE4001 rev A2 and later this is connected to the 3V3X output of
- * the IO-expander.
- * We represent reflash mode as PHY_MODE_SPECIAL and make it mutually
- * exclusive with the network device being open.
- */
-
-/**************************************************************************
- * Support for I2C IO Expander device on SFE4001
- */
-#define PCA9539 0x74
-
-#define P0_IN 0x00
-#define P0_OUT 0x02
-#define P0_INVERT 0x04
-#define P0_CONFIG 0x06
-
-#define P0_EN_1V0X_LBN 0
-#define P0_EN_1V0X_WIDTH 1
-#define P0_EN_1V2_LBN 1
-#define P0_EN_1V2_WIDTH 1
-#define P0_EN_2V5_LBN 2
-#define P0_EN_2V5_WIDTH 1
-#define P0_EN_3V3X_LBN 3
-#define P0_EN_3V3X_WIDTH 1
-#define P0_EN_5V_LBN 4
-#define P0_EN_5V_WIDTH 1
-#define P0_SHORTEN_JTAG_LBN 5
-#define P0_SHORTEN_JTAG_WIDTH 1
-#define P0_X_TRST_LBN 6
-#define P0_X_TRST_WIDTH 1
-#define P0_DSP_RESET_LBN 7
-#define P0_DSP_RESET_WIDTH 1
-
-#define P1_IN 0x01
-#define P1_OUT 0x03
-#define P1_INVERT 0x05
-#define P1_CONFIG 0x07
-
-#define P1_AFE_PWD_LBN 0
-#define P1_AFE_PWD_WIDTH 1
-#define P1_DSP_PWD25_LBN 1
-#define P1_DSP_PWD25_WIDTH 1
-#define P1_RESERVED_LBN 2
-#define P1_RESERVED_WIDTH 2
-#define P1_SPARE_LBN 4
-#define P1_SPARE_WIDTH 4
-
-/* Temperature Sensor */
-#define MAX664X_REG_RSL 0x02
-#define MAX664X_REG_WLHO 0x0B
-
-static void sfe4001_poweroff(struct efx_nic *efx)
-{
- struct i2c_client *ioexp_client = falcon_board(efx)->ioexp_client;
- struct i2c_client *hwmon_client = falcon_board(efx)->hwmon_client;
-
- /* Turn off all power rails and disable outputs */
- i2c_smbus_write_byte_data(ioexp_client, P0_OUT, 0xff);
- i2c_smbus_write_byte_data(ioexp_client, P1_CONFIG, 0xff);
- i2c_smbus_write_byte_data(ioexp_client, P0_CONFIG, 0xff);
-
- /* Clear any over-temperature alert */
- i2c_smbus_read_byte_data(hwmon_client, MAX664X_REG_RSL);
-}
-
-static int sfe4001_poweron(struct efx_nic *efx)
-{
- struct i2c_client *ioexp_client = falcon_board(efx)->ioexp_client;
- struct i2c_client *hwmon_client = falcon_board(efx)->hwmon_client;
- unsigned int i, j;
- int rc;
- u8 out;
-
- /* Clear any previous over-temperature alert */
- rc = i2c_smbus_read_byte_data(hwmon_client, MAX664X_REG_RSL);
- if (rc < 0)
- return rc;
-
- /* Enable port 0 and port 1 outputs on IO expander */
- rc = i2c_smbus_write_byte_data(ioexp_client, P0_CONFIG, 0x00);
- if (rc)
- return rc;
- rc = i2c_smbus_write_byte_data(ioexp_client, P1_CONFIG,
- 0xff & ~(1 << P1_SPARE_LBN));
- if (rc)
- goto fail_on;
-
- /* If PHY power is on, turn it all off and wait 1 second to
- * ensure a full reset.
- */
- rc = i2c_smbus_read_byte_data(ioexp_client, P0_OUT);
- if (rc < 0)
- goto fail_on;
- out = 0xff & ~((0 << P0_EN_1V2_LBN) | (0 << P0_EN_2V5_LBN) |
- (0 << P0_EN_3V3X_LBN) | (0 << P0_EN_5V_LBN) |
- (0 << P0_EN_1V0X_LBN));
- if (rc != out) {
- netif_info(efx, hw, efx->net_dev, "power-cycling PHY\n");
- rc = i2c_smbus_write_byte_data(ioexp_client, P0_OUT, out);
- if (rc)
- goto fail_on;
- schedule_timeout_uninterruptible(HZ);
- }
-
- for (i = 0; i < 20; ++i) {
- /* Turn on 1.2V, 2.5V, 3.3V and 5V power rails */
- out = 0xff & ~((1 << P0_EN_1V2_LBN) | (1 << P0_EN_2V5_LBN) |
- (1 << P0_EN_3V3X_LBN) | (1 << P0_EN_5V_LBN) |
- (1 << P0_X_TRST_LBN));
- if (efx->phy_mode & PHY_MODE_SPECIAL)
- out |= 1 << P0_EN_3V3X_LBN;
-
- rc = i2c_smbus_write_byte_data(ioexp_client, P0_OUT, out);
- if (rc)
- goto fail_on;
- msleep(10);
-
- /* Turn on 1V power rail */
- out &= ~(1 << P0_EN_1V0X_LBN);
- rc = i2c_smbus_write_byte_data(ioexp_client, P0_OUT, out);
- if (rc)
- goto fail_on;
-
- netif_info(efx, hw, efx->net_dev,
- "waiting for DSP boot (attempt %d)...\n", i);
-
- /* In flash config mode, DSP does not turn on AFE, so
- * just wait 1 second.
- */
- if (efx->phy_mode & PHY_MODE_SPECIAL) {
- schedule_timeout_uninterruptible(HZ);
- return 0;
- }
-
- for (j = 0; j < 10; ++j) {
- msleep(100);
-
- /* Check DSP has asserted AFE power line */
- rc = i2c_smbus_read_byte_data(ioexp_client, P1_IN);
- if (rc < 0)
- goto fail_on;
- if (rc & (1 << P1_AFE_PWD_LBN))
- return 0;
- }
- }
-
- netif_info(efx, hw, efx->net_dev, "timed out waiting for DSP boot\n");
- rc = -ETIMEDOUT;
-fail_on:
- sfe4001_poweroff(efx);
- return rc;
-}
-
-static ssize_t show_phy_flash_cfg(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
- return sprintf(buf, "%d\n", !!(efx->phy_mode & PHY_MODE_SPECIAL));
-}
-
-static ssize_t set_phy_flash_cfg(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
- enum efx_phy_mode old_mode, new_mode;
- int err;
-
- rtnl_lock();
- old_mode = efx->phy_mode;
- if (count == 0 || *buf == '0')
- new_mode = old_mode & ~PHY_MODE_SPECIAL;
- else
- new_mode = PHY_MODE_SPECIAL;
- if (!((old_mode ^ new_mode) & PHY_MODE_SPECIAL)) {
- err = 0;
- } else if (efx->state != STATE_RUNNING || netif_running(efx->net_dev)) {
- err = -EBUSY;
- } else {
- /* Reset the PHY, reconfigure the MAC and enable/disable
- * MAC stats accordingly. */
- efx->phy_mode = new_mode;
- if (new_mode & PHY_MODE_SPECIAL)
- falcon_stop_nic_stats(efx);
- err = sfe4001_poweron(efx);
- if (!err)
- err = efx_reconfigure_port(efx);
- if (!(new_mode & PHY_MODE_SPECIAL))
- falcon_start_nic_stats(efx);
- }
- rtnl_unlock();
-
- return err ? err : count;
-}
-
-static DEVICE_ATTR(phy_flash_cfg, 0644, show_phy_flash_cfg, set_phy_flash_cfg);
-
-static void sfe4001_fini(struct efx_nic *efx)
-{
- struct falcon_board *board = falcon_board(efx);
-
- netif_info(efx, drv, efx->net_dev, "%s\n", __func__);
-
- device_remove_file(&efx->pci_dev->dev, &dev_attr_phy_flash_cfg);
- sfe4001_poweroff(efx);
- i2c_unregister_device(board->ioexp_client);
- i2c_unregister_device(board->hwmon_client);
-}
-
-static int sfe4001_check_hw(struct efx_nic *efx)
-{
- struct falcon_nic_data *nic_data = efx->nic_data;
- s32 status;
-
- /* If XAUI link is up then do not monitor */
- if (EFX_WORKAROUND_7884(efx) && !nic_data->xmac_poll_required)
- return 0;
-
- /* Check the powered status of the PHY. Lack of power implies that
- * the MAX6647 has shut down power to it, probably due to a temp.
- * alarm. Reading the power status rather than the MAX6647 status
- * directly because the later is read-to-clear and would thus
- * start to power up the PHY again when polled, causing us to blip
- * the power undesirably.
- * We know we can read from the IO expander because we did
- * it during power-on. Assume failure now is bad news. */
- status = i2c_smbus_read_byte_data(falcon_board(efx)->ioexp_client, P1_IN);
- if (status >= 0 &&
- (status & ((1 << P1_AFE_PWD_LBN) | (1 << P1_DSP_PWD25_LBN))) != 0)
- return 0;
-
- /* Use board power control, not PHY power control */
- sfe4001_poweroff(efx);
- efx->phy_mode = PHY_MODE_OFF;
-
- return (status < 0) ? -EIO : -ERANGE;
-}
-
-static struct i2c_board_info sfe4001_hwmon_info = {
- I2C_BOARD_INFO("max6647", 0x4e),
-};
-
-/* This board uses an I2C expander to provider power to the PHY, which needs to
- * be turned on before the PHY can be used.
- * Context: Process context, rtnl lock held
- */
-static int sfe4001_init(struct efx_nic *efx)
-{
- struct falcon_board *board = falcon_board(efx);
- int rc;
-
-#if defined(CONFIG_SENSORS_LM90) || defined(CONFIG_SENSORS_LM90_MODULE)
- board->hwmon_client =
- i2c_new_device(&board->i2c_adap, &sfe4001_hwmon_info);
-#else
- board->hwmon_client =
- i2c_new_dummy(&board->i2c_adap, sfe4001_hwmon_info.addr);
-#endif
- if (!board->hwmon_client)
- return -EIO;
-
- /* Raise board/PHY high limit from 85 to 90 degrees Celsius */
- rc = i2c_smbus_write_byte_data(board->hwmon_client,
- MAX664X_REG_WLHO, 90);
- if (rc)
- goto fail_hwmon;
-
- board->ioexp_client = i2c_new_dummy(&board->i2c_adap, PCA9539);
- if (!board->ioexp_client) {
- rc = -EIO;
- goto fail_hwmon;
- }
-
- if (efx->phy_mode & PHY_MODE_SPECIAL) {
- /* PHY won't generate a 156.25 MHz clock and MAC stats fetch
- * will fail. */
- falcon_stop_nic_stats(efx);
- }
- rc = sfe4001_poweron(efx);
- if (rc)
- goto fail_ioexp;
-
- rc = device_create_file(&efx->pci_dev->dev, &dev_attr_phy_flash_cfg);
- if (rc)
- goto fail_on;
-
- netif_info(efx, hw, efx->net_dev, "PHY is powered on\n");
- return 0;
-
-fail_on:
- sfe4001_poweroff(efx);
-fail_ioexp:
- i2c_unregister_device(board->ioexp_client);
-fail_hwmon:
- i2c_unregister_device(board->hwmon_client);
- return rc;
-}
-
-/*****************************************************************************
- * Support for the SFE4002
- *
- */
-static u8 sfe4002_lm87_channel = 0x03; /* use AIN not FAN inputs */
-
-static const u8 sfe4002_lm87_regs[] = {
- LM87_IN_LIMITS(0, 0x7c, 0x99), /* 2.5V: 1.8V +/- 10% */
- LM87_IN_LIMITS(1, 0x4c, 0x5e), /* Vccp1: 1.2V +/- 10% */
- LM87_IN_LIMITS(2, 0xac, 0xd4), /* 3.3V: 3.3V +/- 10% */
- LM87_IN_LIMITS(3, 0xac, 0xd4), /* 5V: 5.0V +/- 10% */
- LM87_IN_LIMITS(4, 0xac, 0xe0), /* 12V: 10.8-14V */
- LM87_IN_LIMITS(5, 0x3f, 0x4f), /* Vccp2: 1.0V +/- 10% */
- LM87_AIN_LIMITS(0, 0x98, 0xbb), /* AIN1: 1.66V +/- 10% */
- LM87_AIN_LIMITS(1, 0x8a, 0xa9), /* AIN2: 1.5V +/- 10% */
- LM87_TEMP_INT_LIMITS(0, 80 + FALCON_BOARD_TEMP_BIAS),
- LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
- 0
-};
-
-static struct i2c_board_info sfe4002_hwmon_info = {
- I2C_BOARD_INFO("lm87", 0x2e),
- .platform_data = &sfe4002_lm87_channel,
-};
-
-/****************************************************************************/
-/* LED allocations. Note that on rev A0 boards the schematic and the reality
- * differ: red and green are swapped. Below is the fixed (A1) layout (there
- * are only 3 A0 boards in existence, so no real reason to make this
- * conditional).
- */
-#define SFE4002_FAULT_LED (2) /* Red */
-#define SFE4002_RX_LED (0) /* Green */
-#define SFE4002_TX_LED (1) /* Amber */
-
-static void sfe4002_init_phy(struct efx_nic *efx)
-{
- /* Set the TX and RX LEDs to reflect status and activity, and the
- * fault LED off */
- falcon_qt202x_set_led(efx, SFE4002_TX_LED,
- QUAKE_LED_TXLINK | QUAKE_LED_LINK_ACTSTAT);
- falcon_qt202x_set_led(efx, SFE4002_RX_LED,
- QUAKE_LED_RXLINK | QUAKE_LED_LINK_ACTSTAT);
- falcon_qt202x_set_led(efx, SFE4002_FAULT_LED, QUAKE_LED_OFF);
-}
-
-static void sfe4002_set_id_led(struct efx_nic *efx, enum efx_led_mode mode)
-{
- falcon_qt202x_set_led(
- efx, SFE4002_FAULT_LED,
- (mode == EFX_LED_ON) ? QUAKE_LED_ON : QUAKE_LED_OFF);
-}
-
-static int sfe4002_check_hw(struct efx_nic *efx)
-{
- struct falcon_board *board = falcon_board(efx);
-
- /* A0 board rev. 4002s report a temperature fault the whole time
- * (bad sensor) so we mask it out. */
- unsigned alarm_mask =
- (board->major == 0 && board->minor == 0) ?
- ~LM87_ALARM_TEMP_EXT1 : ~0;
-
- return efx_check_lm87(efx, alarm_mask);
-}
-
-static int sfe4002_init(struct efx_nic *efx)
-{
- return efx_init_lm87(efx, &sfe4002_hwmon_info, sfe4002_lm87_regs);
-}
-
-/*****************************************************************************
- * Support for the SFN4112F
- *
- */
-static u8 sfn4112f_lm87_channel = 0x03; /* use AIN not FAN inputs */
-
-static const u8 sfn4112f_lm87_regs[] = {
- LM87_IN_LIMITS(0, 0x7c, 0x99), /* 2.5V: 1.8V +/- 10% */
- LM87_IN_LIMITS(1, 0x4c, 0x5e), /* Vccp1: 1.2V +/- 10% */
- LM87_IN_LIMITS(2, 0xac, 0xd4), /* 3.3V: 3.3V +/- 10% */
- LM87_IN_LIMITS(4, 0xac, 0xe0), /* 12V: 10.8-14V */
- LM87_IN_LIMITS(5, 0x3f, 0x4f), /* Vccp2: 1.0V +/- 10% */
- LM87_AIN_LIMITS(1, 0x8a, 0xa9), /* AIN2: 1.5V +/- 10% */
- LM87_TEMP_INT_LIMITS(0, 60 + FALCON_BOARD_TEMP_BIAS),
- LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
- 0
-};
-
-static struct i2c_board_info sfn4112f_hwmon_info = {
- I2C_BOARD_INFO("lm87", 0x2e),
- .platform_data = &sfn4112f_lm87_channel,
-};
-
-#define SFN4112F_ACT_LED 0
-#define SFN4112F_LINK_LED 1
-
-static void sfn4112f_init_phy(struct efx_nic *efx)
-{
- falcon_qt202x_set_led(efx, SFN4112F_ACT_LED,
- QUAKE_LED_RXLINK | QUAKE_LED_LINK_ACT);
- falcon_qt202x_set_led(efx, SFN4112F_LINK_LED,
- QUAKE_LED_RXLINK | QUAKE_LED_LINK_STAT);
-}
-
-static void sfn4112f_set_id_led(struct efx_nic *efx, enum efx_led_mode mode)
-{
- int reg;
-
- switch (mode) {
- case EFX_LED_OFF:
- reg = QUAKE_LED_OFF;
- break;
- case EFX_LED_ON:
- reg = QUAKE_LED_ON;
- break;
- default:
- reg = QUAKE_LED_RXLINK | QUAKE_LED_LINK_STAT;
- break;
- }
-
- falcon_qt202x_set_led(efx, SFN4112F_LINK_LED, reg);
-}
-
-static int sfn4112f_check_hw(struct efx_nic *efx)
-{
- /* Mask out unused sensors */
- return efx_check_lm87(efx, ~0x48);
-}
-
-static int sfn4112f_init(struct efx_nic *efx)
-{
- return efx_init_lm87(efx, &sfn4112f_hwmon_info, sfn4112f_lm87_regs);
-}
-
-/*****************************************************************************
- * Support for the SFE4003
- *
- */
-static u8 sfe4003_lm87_channel = 0x03; /* use AIN not FAN inputs */
-
-static const u8 sfe4003_lm87_regs[] = {
- LM87_IN_LIMITS(0, 0x67, 0x7f), /* 2.5V: 1.5V +/- 10% */
- LM87_IN_LIMITS(1, 0x4c, 0x5e), /* Vccp1: 1.2V +/- 10% */
- LM87_IN_LIMITS(2, 0xac, 0xd4), /* 3.3V: 3.3V +/- 10% */
- LM87_IN_LIMITS(4, 0xac, 0xe0), /* 12V: 10.8-14V */
- LM87_IN_LIMITS(5, 0x3f, 0x4f), /* Vccp2: 1.0V +/- 10% */
- LM87_TEMP_INT_LIMITS(0, 70 + FALCON_BOARD_TEMP_BIAS),
- 0
-};
-
-static struct i2c_board_info sfe4003_hwmon_info = {
- I2C_BOARD_INFO("lm87", 0x2e),
- .platform_data = &sfe4003_lm87_channel,
-};
-
-/* Board-specific LED info. */
-#define SFE4003_RED_LED_GPIO 11
-#define SFE4003_LED_ON 1
-#define SFE4003_LED_OFF 0
-
-static void sfe4003_set_id_led(struct efx_nic *efx, enum efx_led_mode mode)
-{
- struct falcon_board *board = falcon_board(efx);
-
- /* The LEDs were not wired to GPIOs before A3 */
- if (board->minor < 3 && board->major == 0)
- return;
-
- falcon_txc_set_gpio_val(
- efx, SFE4003_RED_LED_GPIO,
- (mode == EFX_LED_ON) ? SFE4003_LED_ON : SFE4003_LED_OFF);
-}
-
-static void sfe4003_init_phy(struct efx_nic *efx)
-{
- struct falcon_board *board = falcon_board(efx);
-
- /* The LEDs were not wired to GPIOs before A3 */
- if (board->minor < 3 && board->major == 0)
- return;
-
- falcon_txc_set_gpio_dir(efx, SFE4003_RED_LED_GPIO, TXC_GPIO_DIR_OUTPUT);
- falcon_txc_set_gpio_val(efx, SFE4003_RED_LED_GPIO, SFE4003_LED_OFF);
-}
-
-static int sfe4003_check_hw(struct efx_nic *efx)
-{
- struct falcon_board *board = falcon_board(efx);
-
- /* A0/A1/A2 board rev. 4003s report a temperature fault the whole time
- * (bad sensor) so we mask it out. */
- unsigned alarm_mask =
- (board->major == 0 && board->minor <= 2) ?
- ~LM87_ALARM_TEMP_EXT1 : ~0;
-
- return efx_check_lm87(efx, alarm_mask);
-}
-
-static int sfe4003_init(struct efx_nic *efx)
-{
- return efx_init_lm87(efx, &sfe4003_hwmon_info, sfe4003_lm87_regs);
-}
-
-static const struct falcon_board_type board_types[] = {
- {
- .id = FALCON_BOARD_SFE4001,
- .ref_model = "SFE4001",
- .gen_type = "10GBASE-T adapter",
- .init = sfe4001_init,
- .init_phy = efx_port_dummy_op_void,
- .fini = sfe4001_fini,
- .set_id_led = tenxpress_set_id_led,
- .monitor = sfe4001_check_hw,
- },
- {
- .id = FALCON_BOARD_SFE4002,
- .ref_model = "SFE4002",
- .gen_type = "XFP adapter",
- .init = sfe4002_init,
- .init_phy = sfe4002_init_phy,
- .fini = efx_fini_lm87,
- .set_id_led = sfe4002_set_id_led,
- .monitor = sfe4002_check_hw,
- },
- {
- .id = FALCON_BOARD_SFE4003,
- .ref_model = "SFE4003",
- .gen_type = "10GBASE-CX4 adapter",
- .init = sfe4003_init,
- .init_phy = sfe4003_init_phy,
- .fini = efx_fini_lm87,
- .set_id_led = sfe4003_set_id_led,
- .monitor = sfe4003_check_hw,
- },
- {
- .id = FALCON_BOARD_SFN4112F,
- .ref_model = "SFN4112F",
- .gen_type = "SFP+ adapter",
- .init = sfn4112f_init,
- .init_phy = sfn4112f_init_phy,
- .fini = efx_fini_lm87,
- .set_id_led = sfn4112f_set_id_led,
- .monitor = sfn4112f_check_hw,
- },
-};
-
-int falcon_probe_board(struct efx_nic *efx, u16 revision_info)
-{
- struct falcon_board *board = falcon_board(efx);
- u8 type_id = FALCON_BOARD_TYPE(revision_info);
- int i;
-
- board->major = FALCON_BOARD_MAJOR(revision_info);
- board->minor = FALCON_BOARD_MINOR(revision_info);
-
- for (i = 0; i < ARRAY_SIZE(board_types); i++)
- if (board_types[i].id == type_id)
- board->type = &board_types[i];
-
- if (board->type) {
- netif_info(efx, probe, efx->net_dev, "board is %s rev %c%d\n",
- (efx->pci_dev->subsystem_vendor == EFX_VENDID_SFC)
- ? board->type->ref_model : board->type->gen_type,
- 'A' + board->major, board->minor);
- return 0;
- } else {
- netif_err(efx, probe, efx->net_dev, "unknown board type %d\n",
- type_id);
- return -ENODEV;
- }
-}