Kyösti Mälkki has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/38152 )
Change subject: drivers/i2c/w83795: Drop unused hardware monitor support ......................................................................
drivers/i2c/w83795: Drop unused hardware monitor support
Change-Id: I254f62c9a94838f70d624dadf32cb42c2370123d Signed-off-by: Kyösti Mälkki kyosti.malkki@gmail.com --- D src/drivers/i2c/w83795/Kconfig D src/drivers/i2c/w83795/Makefile.inc D src/drivers/i2c/w83795/chip.h D src/drivers/i2c/w83795/w83795.c D src/drivers/i2c/w83795/w83795.h 5 files changed, 0 insertions(+), 622 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/52/38152/1
diff --git a/src/drivers/i2c/w83795/Kconfig b/src/drivers/i2c/w83795/Kconfig deleted file mode 100644 index 80856e2..0000000 --- a/src/drivers/i2c/w83795/Kconfig +++ /dev/null @@ -1,2 +0,0 @@ -config DRIVERS_I2C_W83795 - bool diff --git a/src/drivers/i2c/w83795/Makefile.inc b/src/drivers/i2c/w83795/Makefile.inc deleted file mode 100644 index 330f6a7..0000000 --- a/src/drivers/i2c/w83795/Makefile.inc +++ /dev/null @@ -1 +0,0 @@ -ramstage-$(CONFIG_DRIVERS_I2C_W83795) += w83795.c diff --git a/src/drivers/i2c/w83795/chip.h b/src/drivers/i2c/w83795/chip.h deleted file mode 100644 index ff1de81..0000000 --- a/src/drivers/i2c/w83795/chip.h +++ /dev/null @@ -1,145 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <stdint.h> - -struct drivers_i2c_w83795_config { - uint8_t fanin_ctl1; - uint8_t fanin_ctl2; - - uint8_t temp_ctl1; - uint8_t temp_ctl2; - uint8_t temp_dtse; - - uint8_t volt_ctl1; - uint8_t volt_ctl2; - - uint8_t temp1_fan_select; - uint8_t temp2_fan_select; - uint8_t temp3_fan_select; - uint8_t temp4_fan_select; - uint8_t temp5_fan_select; - uint8_t temp6_fan_select; - - uint8_t temp1_source_select; - uint8_t temp2_source_select; - uint8_t temp3_source_select; - uint8_t temp4_source_select; - uint8_t temp5_source_select; - uint8_t temp6_source_select; - - uint32_t vcore1_high_limit_mv; /* mV */ - uint32_t vcore1_low_limit_mv; /* mV */ - uint32_t vcore2_high_limit_mv; /* mV */ - uint32_t vcore2_low_limit_mv; /* mV */ - uint32_t vtt_high_limit_mv; /* mV */ - uint32_t vtt_low_limit_mv; /* mV */ - uint32_t vsen3_high_limit_mv; /* mV */ - uint32_t vsen3_low_limit_mv; /* mV */ - uint32_t vsen4_high_limit_mv; /* mV */ - uint32_t vsen4_low_limit_mv; /* mV */ - uint32_t vsen5_high_limit_mv; /* mV */ - uint32_t vsen5_low_limit_mv; /* mV */ - uint32_t vsen6_high_limit_mv; /* mV */ - uint32_t vsen6_low_limit_mv; /* mV */ - uint32_t vsen7_high_limit_mv; /* mV */ - uint32_t vsen7_low_limit_mv; /* mV */ - uint32_t vsen8_high_limit_mv; /* mV */ - uint32_t vsen8_low_limit_mv; /* mV */ - uint32_t vsen9_high_limit_mv; /* mV */ - uint32_t vsen9_low_limit_mv; /* mV */ - uint32_t vsen10_high_limit_mv; /* mV */ - uint32_t vsen10_low_limit_mv; /* mV */ - uint32_t vsen11_high_limit_mv; /* mV */ - uint32_t vsen11_low_limit_mv; /* mV */ - uint32_t vsen12_high_limit_mv; /* mV */ - uint32_t vsen12_low_limit_mv; /* mV */ - uint32_t vsen13_high_limit_mv; /* mV */ - uint32_t vsen13_low_limit_mv; /* mV */ - uint32_t vdd_high_limit_mv; /* mV */ - uint32_t vdd_low_limit_mv; /* mV */ - uint32_t vsb_high_limit_mv; /* mV */ - uint32_t vsb_low_limit_mv; /* mV */ - uint32_t vbat_high_limit_mv; /* mV */ - uint32_t vbat_low_limit_mv; /* mV */ - - int8_t tr1_critical_temperature; /* °C */ - int8_t tr1_critical_hysteresis; /* °C */ - int8_t tr1_warning_temperature; /* °C */ - int8_t tr1_warning_hysteresis; /* °C */ - int8_t tr2_critical_temperature; /* °C */ - int8_t tr2_critical_hysteresis; /* °C */ - int8_t tr2_warning_temperature; /* °C */ - int8_t tr2_warning_hysteresis; /* °C */ - int8_t tr3_critical_temperature; /* °C */ - int8_t tr3_critical_hysteresis; /* °C */ - int8_t tr3_warning_temperature; /* °C */ - int8_t tr3_warning_hysteresis; /* °C */ - int8_t tr4_critical_temperature; /* °C */ - int8_t tr4_critical_hysteresis; /* °C */ - int8_t tr4_warning_temperature; /* °C */ - int8_t tr4_warning_hysteresis; /* °C */ - int8_t tr5_critical_temperature; /* °C */ - int8_t tr5_critical_hysteresis; /* °C */ - int8_t tr5_warning_temperature; /* °C */ - int8_t tr5_warning_hysteresis; /* °C */ - int8_t tr6_critical_temperature; /* °C */ - int8_t tr6_critical_hysteresis; /* °C */ - int8_t tr6_warning_temperature; /* °C */ - int8_t tr6_warning_hysteresis; /* °C */ - int8_t dts_critical_temperature; /* °C */ - int8_t dts_critical_hysteresis; /* °C */ - int8_t dts_warning_temperature; /* °C */ - int8_t dts_warning_hysteresis; /* °C */ - - int8_t temp1_critical_temperature; /* °C */ - int8_t temp2_critical_temperature; /* °C */ - int8_t temp3_critical_temperature; /* °C */ - int8_t temp4_critical_temperature; /* °C */ - int8_t temp5_critical_temperature; /* °C */ - int8_t temp6_critical_temperature; /* °C */ - - int8_t temp1_target_temperature; /* °C */ - int8_t temp2_target_temperature; /* °C */ - int8_t temp3_target_temperature; /* °C */ - int8_t temp4_target_temperature; /* °C */ - int8_t temp5_target_temperature; /* °C */ - int8_t temp6_target_temperature; /* °C */ - - uint8_t fan1_nonstop; /* % of full speed (0-100) */ - uint8_t fan2_nonstop; /* % of full speed (0-100) */ - uint8_t fan3_nonstop; /* % of full speed (0-100) */ - uint8_t fan4_nonstop; /* % of full speed (0-100) */ - uint8_t fan5_nonstop; /* % of full speed (0-100) */ - uint8_t fan6_nonstop; /* % of full speed (0-100) */ - uint8_t fan7_nonstop; /* % of full speed (0-100) */ - uint8_t fan8_nonstop; /* % of full speed (0-100) */ - - uint8_t default_speed; /* % of full speed (0-100) */ - - uint8_t fan1_duty; /* % of full speed (0-100) */ - uint8_t fan2_duty; /* % of full speed (0-100) */ - uint8_t fan3_duty; /* % of full speed (0-100) */ - uint8_t fan4_duty; /* % of full speed (0-100) */ - uint8_t fan5_duty; /* % of full speed (0-100) */ - uint8_t fan6_duty; /* % of full speed (0-100) */ - uint8_t fan7_duty; /* % of full speed (0-100) */ - uint8_t fan8_duty; /* % of full speed (0-100) */ - - uint8_t smbus_aux; /* 0 == device located on primary SMBUS, - * 1 == device located on first auxiliary - * SMBUS channel, - * <n> == device located on <n> auxiliary - * SMBUS channel - */ -}; diff --git a/src/drivers/i2c/w83795/w83795.c b/src/drivers/i2c/w83795/w83795.c deleted file mode 100644 index 16cd813..0000000 --- a/src/drivers/i2c/w83795/w83795.c +++ /dev/null @@ -1,386 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <stdint.h> -#include <arch/cpu.h> -#include <console/console.h> -#include <device/device.h> -#include "w83795.h" -#include <device/smbus.h> -#include "chip.h" - -static int w83795_set_bank(struct device *dev, uint8_t bank) -{ - return smbus_write_byte(dev, W83795_REG_BANKSEL, bank); -} - -static uint8_t w83795_read(struct device *dev, uint16_t reg) -{ - int ret; - - ret = w83795_set_bank(dev, reg >> 8); - if (ret < 0) { - printk(BIOS_DEBUG, "read failed to set bank %x\n", reg >> 8); - return -1; - } - - ret = smbus_read_byte(dev, reg & 0xff); - return ret; -} - -static uint8_t w83795_write(struct device *dev, uint16_t reg, uint8_t value) -{ - int err; - - err = w83795_set_bank(dev, reg >> 8); - if (err < 0) { - printk(BIOS_DEBUG, "write failed to set bank %x\n", reg >> 8); - return -1; - } - - err = smbus_write_byte(dev, reg & 0xff, value); - return err; -} - -/* - * Configure Digital Temperature Sensor - */ -static void w83795_dts_configure(struct device *dev, uint8_t dts_src) -{ - u8 val; - - /* DIS */ - val = w83795_read(dev, W83795_REG_DTSC) & ~0x1; - val |= dts_src & 0x1; - w83795_write(dev, W83795_REG_DTSC, val); - - /* TODO - * Determine if DTS interface needs to be reset - * (W83795_REG_DTSC bit 7) before operation. - */ -} - -static u32 w83795_set_fan_mode(struct device *dev, w83795_fan_mode_t mode) -{ - if (mode == SPEED_CRUISE_MODE) { - w83795_write(dev, W83795_REG_FCMS1, 0xFF); - printk(BIOS_INFO, "W83795G/ADG work in Speed Cruise Mode\n"); - } else { - w83795_write(dev, W83795_REG_FCMS1, 0x00); - if (mode == THERMAL_CRUISE_MODE) { - w83795_write(dev, W83795_REG_FCMS2, 0x00); - printk(BIOS_INFO, "W83795G/ADG work in Thermal Cruise Mode\n"); - } else if (mode == SMART_FAN_MODE) { - w83795_write(dev, W83795_REG_FCMS2, 0x3F); - printk(BIOS_INFO, "W83795G/ADG work in Smart Fan Mode\n"); - } else { - printk(BIOS_INFO, "W83795G/ADG work in Manual Mode\n"); - return -1; - } - } - - return 0; -} - -static void w83795_set_fan(struct device *dev, w83795_fan_mode_t mode) -{ - /* set fan output controlled mode (FCMS)*/ - w83795_set_fan_mode(dev, mode); - - if (mode == SMART_FAN_MODE) { - /* Set the Relative Register-at SMART FAN IV Control Mode Table */ - //SFIV TODO - } - - /* Set Hysteresis of Temperature (HT) */ - //TODO -} - -static uint8_t fan_pct_to_cfg_val(uint8_t percent) -{ - uint16_t cfg = (((unsigned int)percent * 10000) / 3922); - if (cfg > 0xff) - cfg = 0xff; - return cfg; -} - -static uint8_t millivolts_to_limit_value_type1(int millivolts) -{ - /* Datasheet v1.41 pages 44 and 70 (VSEN1 - VSEN11, VTT) */ - return ((millivolts / 2) >> 2); -} - -static uint8_t millivolts_to_limit_value_type2(int millivolts) -{ - /* Datasheet v1.41 page pages 44 and 70 (3VSB, 3VDD, VBAT) */ - return ((millivolts / 6) >> 2); -} - -static uint16_t millivolts_to_limit_value_type3(int millivolts) -{ - /* Datasheet v1.41 page 45 (VSEN12, VSEN13, VDSEN14 - VDSEN17) */ - return (millivolts / 2); -} - -static void w83795_init(struct device *dev, w83795_fan_mode_t mode, u8 dts_src) -{ - struct drivers_i2c_w83795_config *config = dev->chip_info; - uint8_t i; - uint8_t val; - uint16_t limit_value; - -#if CONFIG(SMBUS_HAS_AUX_CHANNELS) - uint8_t smbus_aux_channel_prev = smbus_get_current_channel(); - smbus_switch_to_channel(config->smbus_aux); - printk(BIOS_DEBUG, "Set SMBUS controller to channel %d\n", config->smbus_aux); -#endif - - if (smbus_read_byte(dev, 0x00) < 0) { -#if CONFIG(SMBUS_HAS_AUX_CHANNELS) - /* Restore SMBUS channel setting */ - smbus_switch_to_channel(smbus_aux_channel_prev); - printk(BIOS_DEBUG, "Set SMBUS controller to channel %d\n", smbus_aux_channel_prev); -#endif - printk(BIOS_ERR, "W83795G/ADG Nuvoton H/W Monitor not found\n"); - return; - } - val = w83795_read(dev, W83795_REG_CONFIG); - if ((val & W83795_REG_CONFIG_CONFIG48) == 0) - printk(BIOS_INFO, "Found 64 pin W83795G Nuvoton H/W Monitor\n"); - else - printk(BIOS_INFO, "Found 48 pin W83795ADG Nuvoton H/W Monitor\n"); - - /* Reset */ - val |= W83795_REG_CONFIG_INIT; - w83795_write(dev, W83795_REG_CONFIG, val); - - /* Fan monitor settings */ - w83795_write(dev, W83795_REG_FANIN_CTRL1, config->fanin_ctl1); - w83795_write(dev, W83795_REG_FANIN_CTRL2, config->fanin_ctl2); - - /* Temperature thresholds */ - w83795_write(dev, W83795_REG_TEMP_CRIT(0), config->tr1_critical_temperature); - w83795_write(dev, W83795_REG_TEMP_CRIT_HYSTER(0), config->tr1_critical_hysteresis); - w83795_write(dev, W83795_REG_TEMP_WARN(0), config->tr1_warning_temperature); - w83795_write(dev, W83795_REG_TEMP_WARN_HYSTER(0), config->tr1_warning_hysteresis); - w83795_write(dev, W83795_REG_TEMP_CRIT(1), config->tr2_critical_temperature); - w83795_write(dev, W83795_REG_TEMP_CRIT_HYSTER(1), config->tr2_critical_hysteresis); - w83795_write(dev, W83795_REG_TEMP_WARN(1), config->tr2_warning_temperature); - w83795_write(dev, W83795_REG_TEMP_WARN_HYSTER(1), config->tr2_warning_hysteresis); - w83795_write(dev, W83795_REG_TEMP_CRIT(2), config->tr3_critical_temperature); - w83795_write(dev, W83795_REG_TEMP_CRIT_HYSTER(2), config->tr3_critical_hysteresis); - w83795_write(dev, W83795_REG_TEMP_WARN(2), config->tr3_warning_temperature); - w83795_write(dev, W83795_REG_TEMP_WARN_HYSTER(2), config->tr3_warning_hysteresis); - w83795_write(dev, W83795_REG_TEMP_CRIT(3), config->tr4_critical_temperature); - w83795_write(dev, W83795_REG_TEMP_CRIT_HYSTER(3), config->tr4_critical_hysteresis); - w83795_write(dev, W83795_REG_TEMP_WARN(3), config->tr4_warning_temperature); - w83795_write(dev, W83795_REG_TEMP_WARN_HYSTER(3), config->tr4_warning_hysteresis); - w83795_write(dev, W83795_REG_TEMP_CRIT(4), config->tr5_critical_temperature); - w83795_write(dev, W83795_REG_TEMP_CRIT_HYSTER(4), config->tr5_critical_hysteresis); - w83795_write(dev, W83795_REG_TEMP_WARN(4), config->tr5_warning_temperature); - w83795_write(dev, W83795_REG_TEMP_WARN_HYSTER(4), config->tr5_warning_hysteresis); - w83795_write(dev, W83795_REG_TEMP_CRIT(5), config->tr6_critical_temperature); - w83795_write(dev, W83795_REG_TEMP_CRIT_HYSTER(5), config->tr6_critical_hysteresis); - w83795_write(dev, W83795_REG_TEMP_WARN(5), config->tr6_warning_temperature); - w83795_write(dev, W83795_REG_TEMP_WARN_HYSTER(5), config->tr6_warning_hysteresis); - - /* DTS temperature thresholds */ - w83795_write(dev, W83795_REG_DTS_CRIT, config->dts_critical_temperature); - w83795_write(dev, W83795_REG_DTS_CRIT_HYSTER, config->dts_critical_hysteresis); - w83795_write(dev, W83795_REG_DTS_WARN, config->dts_warning_temperature); - w83795_write(dev, W83795_REG_DTS_WARN_HYSTER, config->dts_warning_hysteresis); - - /* Configure DTS registers in bank3 before enabling DTS */ - w83795_dts_configure(dev, dts_src); - - /* DTS enable */ - w83795_write(dev, W83795_REG_DTSE, config->temp_dtse); - - /* Temperature monitor settings */ - w83795_write(dev, W83795_REG_TEMP_CTRL1, config->temp_ctl1); - w83795_write(dev, W83795_REG_TEMP_CTRL2, config->temp_ctl2); - - /* Temperature to fan mappings */ - w83795_write(dev, W83795_REG_TFMR(0), config->temp1_fan_select); - w83795_write(dev, W83795_REG_TFMR(1), config->temp2_fan_select); - w83795_write(dev, W83795_REG_TFMR(2), config->temp3_fan_select); - w83795_write(dev, W83795_REG_TFMR(3), config->temp4_fan_select); - w83795_write(dev, W83795_REG_TFMR(4), config->temp5_fan_select); - w83795_write(dev, W83795_REG_TFMR(5), config->temp6_fan_select); - - /* Temperature data source to temperature mappings */ - w83795_write(dev, W83795_REG_T12TSS, ((config->temp2_source_select & 0x0f) << 4) | (config->temp1_source_select & 0x0f)); - w83795_write(dev, W83795_REG_T34TSS, ((config->temp4_source_select & 0x0f) << 4) | (config->temp3_source_select & 0x0f)); - w83795_write(dev, W83795_REG_T56TSS, ((config->temp6_source_select & 0x0f) << 4) | (config->temp5_source_select & 0x0f)); - - /* Set critical temperatures - * If any sensor exceeds the associated critical temperature, - * all fans will be forced to full speed. - */ - w83795_write(dev, W83795_REG_CTFS(0), config->temp1_critical_temperature); - w83795_write(dev, W83795_REG_CTFS(1), config->temp2_critical_temperature); - w83795_write(dev, W83795_REG_CTFS(2), config->temp3_critical_temperature); - w83795_write(dev, W83795_REG_CTFS(3), config->temp4_critical_temperature); - w83795_write(dev, W83795_REG_CTFS(4), config->temp5_critical_temperature); - w83795_write(dev, W83795_REG_CTFS(5), config->temp6_critical_temperature); - - /* Set fan control target temperatures */ - w83795_write(dev, W83795_REG_TTTI(0), config->temp1_target_temperature); - w83795_write(dev, W83795_REG_TTTI(1), config->temp2_target_temperature); - w83795_write(dev, W83795_REG_TTTI(2), config->temp3_target_temperature); - w83795_write(dev, W83795_REG_TTTI(3), config->temp4_target_temperature); - w83795_write(dev, W83795_REG_TTTI(4), config->temp5_target_temperature); - w83795_write(dev, W83795_REG_TTTI(5), config->temp6_target_temperature); - - /* Set fan stall prevention parameters */ - w83795_write(dev, W83795_REG_FAN_NONSTOP(0), config->fan1_nonstop); - w83795_write(dev, W83795_REG_FAN_NONSTOP(1), config->fan2_nonstop); - w83795_write(dev, W83795_REG_FAN_NONSTOP(2), config->fan3_nonstop); - w83795_write(dev, W83795_REG_FAN_NONSTOP(3), config->fan4_nonstop); - w83795_write(dev, W83795_REG_FAN_NONSTOP(4), config->fan5_nonstop); - w83795_write(dev, W83795_REG_FAN_NONSTOP(5), config->fan6_nonstop); - w83795_write(dev, W83795_REG_FAN_NONSTOP(6), config->fan7_nonstop); - w83795_write(dev, W83795_REG_FAN_NONSTOP(7), config->fan8_nonstop); - - /* Set fan default speed */ - w83795_write(dev, W83795_REG_DFSP, fan_pct_to_cfg_val(config->default_speed)); - - /* Set initial fan speeds */ - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(0), fan_pct_to_cfg_val(config->fan1_duty)); - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(1), fan_pct_to_cfg_val(config->fan2_duty)); - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(2), fan_pct_to_cfg_val(config->fan3_duty)); - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(3), fan_pct_to_cfg_val(config->fan4_duty)); - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(4), fan_pct_to_cfg_val(config->fan5_duty)); - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(5), fan_pct_to_cfg_val(config->fan6_duty)); - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(6), fan_pct_to_cfg_val(config->fan7_duty)); - w83795_write(dev, W83795_REG_FAN_MANUAL_SPEED(7), fan_pct_to_cfg_val(config->fan8_duty)); - - /* Voltage monitor settings */ - w83795_write(dev, W83795_REG_VOLT_CTRL1, config->volt_ctl1); - w83795_write(dev, W83795_REG_VOLT_CTRL2, config->volt_ctl2); - - /* Voltage high/low limits */ - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(0), millivolts_to_limit_value_type1(config->vcore1_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(0), millivolts_to_limit_value_type1(config->vcore1_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(1), millivolts_to_limit_value_type1(config->vcore2_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(1), millivolts_to_limit_value_type1(config->vcore2_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(2), millivolts_to_limit_value_type1(config->vsen3_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(2), millivolts_to_limit_value_type1(config->vsen3_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(3), millivolts_to_limit_value_type1(config->vsen4_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(3), millivolts_to_limit_value_type1(config->vsen4_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(4), millivolts_to_limit_value_type1(config->vsen5_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(4), millivolts_to_limit_value_type1(config->vsen5_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(5), millivolts_to_limit_value_type1(config->vsen6_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(5), millivolts_to_limit_value_type1(config->vsen6_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(6), millivolts_to_limit_value_type1(config->vsen7_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(6), millivolts_to_limit_value_type1(config->vsen7_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(7), millivolts_to_limit_value_type1(config->vsen8_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(7), millivolts_to_limit_value_type1(config->vsen8_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(8), millivolts_to_limit_value_type1(config->vsen9_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(8), millivolts_to_limit_value_type1(config->vsen9_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(9), millivolts_to_limit_value_type1(config->vsen10_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(9), millivolts_to_limit_value_type1(config->vsen10_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(10), millivolts_to_limit_value_type1(config->vsen11_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(10), millivolts_to_limit_value_type1(config->vsen11_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(11), millivolts_to_limit_value_type1(config->vtt_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(11), millivolts_to_limit_value_type1(config->vtt_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(12), millivolts_to_limit_value_type2(config->vdd_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(12), millivolts_to_limit_value_type2(config->vdd_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(13), millivolts_to_limit_value_type2(config->vsb_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(13), millivolts_to_limit_value_type2(config->vsb_low_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH(14), millivolts_to_limit_value_type2(config->vbat_high_limit_mv)); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW(14), millivolts_to_limit_value_type2(config->vbat_low_limit_mv)); - - /* VSEN12 limits */ - if (config->temp_ctl1 & 0x2) { - limit_value = millivolts_to_limit_value_type3(config->vsen12_high_limit_mv); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH_2_M(4), limit_value >> 2); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH_2_L(4), limit_value & 0x3); - limit_value = millivolts_to_limit_value_type3(config->vsen12_low_limit_mv); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW_2_M(4), limit_value >> 2); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW_2_L(4), limit_value & 0x3); - } - - /* VSEN13 limits */ - if (config->temp_ctl1 & 0x8) { - limit_value = millivolts_to_limit_value_type3(config->vsen13_high_limit_mv); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH_2_M(5), limit_value >> 2); - w83795_write(dev, W83795_REG_VOLT_LIM_HIGH_2_L(5), limit_value & 0x3); - limit_value = millivolts_to_limit_value_type3(config->vsen13_low_limit_mv); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW_2_M(5), limit_value >> 2); - w83795_write(dev, W83795_REG_VOLT_LIM_LOW_2_L(5), limit_value & 0x3); - } - - w83795_set_fan(dev, mode); - - /* Show current fan control settings */ - printk(BIOS_INFO, "Fan\tCTFS(celsius)\tTTTI(celsius)\n"); - for (i = 0; i < 6; i++) { - val = w83795_read(dev, W83795_REG_CTFS(i)); - printk(BIOS_INFO, " %x\t%d", i + 1, val); - val = w83795_read(dev, W83795_REG_TTTI(i)); - printk(BIOS_INFO, "\t%d\n", val); - } - - /* Show current temperatures */ - for (i = 0; i < 8; i++) { - val = w83795_read(dev, W83795_REG_DTS(i)); - printk(BIOS_DEBUG, "DTS%x current value: %x\n", i + 1, val); - } - - /* Start monitoring / fan control */ - val = w83795_read(dev, W83795_REG_CONFIG); - val |= W83795_REG_CONFIG_START; - w83795_write(dev, W83795_REG_CONFIG, val); - -#if CONFIG(SMBUS_HAS_AUX_CHANNELS) - /* Restore SMBUS channel setting */ - smbus_switch_to_channel(smbus_aux_channel_prev); - printk(BIOS_DEBUG, "Set SMBUS controller to channel %d\n", smbus_aux_channel_prev); -#endif -} - -static void w83795_hwm_init(struct device *dev) -{ - struct device *cpu; - struct cpu_info *info; - - info = cpu_info(); - cpu = info->cpu; - if (!cpu) - die("CPU: missing CPU device structure"); - - if (cpu->vendor == X86_VENDOR_AMD) - w83795_init(dev, THERMAL_CRUISE_MODE, DTS_SRC_AMD_SBTSI); - else if (cpu->vendor == X86_VENDOR_INTEL) - w83795_init(dev, THERMAL_CRUISE_MODE, DTS_SRC_INTEL_PECI); - else - printk(BIOS_ERR, "Neither AMD nor INTEL CPU detected\n"); -} - -static struct device_operations w83795_operations = { - .read_resources = DEVICE_NOOP, - .set_resources = DEVICE_NOOP, - .enable_resources = DEVICE_NOOP, - .init = w83795_hwm_init, -}; - -static void enable_dev(struct device *dev) -{ - dev->ops = &w83795_operations; -} - -struct chip_operations drivers_i2c_w83795_ops = { - CHIP_NAME("Nuvoton W83795G/ADG Hardware Monitor") - .enable_dev = enable_dev, -}; diff --git a/src/drivers/i2c/w83795/w83795.h b/src/drivers/i2c/w83795/w83795.h deleted file mode 100644 index f3dd176..0000000 --- a/src/drivers/i2c/w83795/w83795.h +++ /dev/null @@ -1,88 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef _W83795_H_ -#define _W83795_H_ - -#define W83795_REG_I2C_ADDR 0xFC -#define W83795_REG_BANKSEL 0x00 -#define W83795_REG_CONFIG 0x01 -#define W83795_REG_CONFIG_START 0x01 -#define W83795_REG_CONFIG_CONFIG48 0x04 -#define W83795_REG_CONFIG_INIT 0x80 - -#define W83795_REG_VOLT_CTRL1 0x02 -#define W83795_REG_VOLT_CTRL2 0x03 -#define W83795_REG_TEMP_CTRL1 0x04 /* Temperature Monitoring Control Register */ -#define W83795_REG_TEMP_CTRL2 0x05 /* Temperature Monitoring Control Register */ -#define W83795_REG_FANIN_CTRL1 0x06 -#define W83795_REG_FANIN_CTRL2 0x07 -#define W83795_REG_TEMP_CTRL1_EN_DTS 0x20 /* Enable DTS (Digital Temperature Sensor) interface from INTEL PECI or AMD SB-TSI. */ -#define DTS_SRC_INTEL_PECI (0 << 0) -#define DTS_SRC_AMD_SBTSI (1 << 0) - -#define W83795_REG_TTTI(n) (0x260 + (n)) /* Target temperature W83795G/ADG will try to tune the fan output to keep */ -#define W83795_REG_CTFS(n) (0x268 + (n)) /* Critical Temperature to Full Speed all fan */ -#define W83795_REG_DTSC 0x301 /* Digital Temperature Sensor Configuration */ - -#define W83795_REG_DTSE 0x302 /* Digital Temperature Sensor Enable */ -#define W83795_REG_DTS(n) (0x26 + (n)) -#define W83795_REG_VRLSB 0x3C - -#define W83795_REG_TEMP_TR1 0x21 -#define W83795_REG_TEMP_TR2 0x22 -#define W83795_REG_TEMP_TR3 0x23 -#define W83795_REG_TEMP_TR4 0x24 -#define W83795_REG_TEMP_TR5 0x1F -#define W83795_REG_TEMP_TR6 0x20 - -#define W83795_REG_VOLT_LIM_HIGH(n) (0x70 + (n * 2)) /* Voltage high limit (0 == VSEN1) */ -#define W83795_REG_VOLT_LIM_LOW(n) (0x71 + (n * 2)) /* Voltage low limit (0 == VSEN1) */ -#define W83795_REG_VOLT_LIM_HIGH_2_M(n) (0x96 + (n * 4)) /* Voltage high limit MSB (0 == VDSEN14) */ -#define W83795_REG_VOLT_LIM_LOW_2_M(n) (0x97 + (n * 4)) /* Voltage low limit MSB (0 == VDSEN14) */ -#define W83795_REG_VOLT_LIM_HIGH_2_L(n) (0x98 + (n * 4)) /* Voltage high limit LSB (0 == VDSEN14) */ -#define W83795_REG_VOLT_LIM_LOW_2_L(n) (0x99 + (n * 4)) /* Voltage low limit LSB (0 == VDSEN14) */ - -#define W83795_REG_TEMP_CRIT(n) (0x96 + (n * 4)) /* Temperature critical limit */ -#define W83795_REG_TEMP_CRIT_HYSTER(n) (0x97 + (n * 4)) /* Temperature critical limit hysteresis */ -#define W83795_REG_TEMP_WARN(n) (0x98 + (n * 4)) /* Temperature warning limit */ -#define W83795_REG_TEMP_WARN_HYSTER(n) (0x99 + (n * 4)) /* Temperature warning limit hysteresis */ - -#define W83795_REG_DTS_CRIT 0xB2 /* Temperature critical limit */ -#define W83795_REG_DTS_CRIT_HYSTER 0xB3 /* Temperature critical limit hysteresis */ -#define W83795_REG_DTS_WARN 0xB4 /* Temperature warning limit */ -#define W83795_REG_DTS_WARN_HYSTER 0xB5 /* Temperature warning limit hysteresis */ - -#define W83795_REG_FCMS1 0x201 -#define W83795_REG_FCMS2 0x208 -#define W83795_REG_TFMR(n) (0x202 + (n)) /* Temperature to fan mapping */ -#define W83795_REG_T12TSS 0x209 /* Temperature Source Selection Register 1 */ -#define W83795_REG_T34TSS 0x20A /* Temperature Source Selection Register 2 */ -#define W83795_REG_T56TSS 0x20B /* Temperature Source Selection Register 3 */ -#define W83795_REG_FAN_MANUAL_SPEED(n) (0x210 + n) -#define W83795_REG_DFSP 0x20C - -#define W83795_REG_FAN_NONSTOP(n) (0x228 + (n)) /* Fan Nonstop Value */ - -#define W83795_REG_FTSH(n) (0x240 + (n) * 2) -#define W83795_REG_FTSL(n) (0x241 + (n) * 2) -#define W83795_REG_TFTS 0x250 - -typedef enum w83795_fan_mode { - SPEED_CRUISE_MODE = 0, ///< Fan Speed Cruise mode keeps the fan speed in a specified range - THERMAL_CRUISE_MODE = 1, ///< Thermal Cruise mode is an algorithm to control the fan speed to keep the temperature source around the TTTI - SMART_FAN_MODE = 2, ///< Smart Fan mode offers 6 slopes to control the fan speed - MANUAL_MODE = 3, ///< control manually -} w83795_fan_mode_t; - -#endif