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hw/arm/aspeed: Add MAX31785 Fan controllers 

Add MAX31785 fan controllers in machines so that the Linux driver
populates the sysfs interface.

Firework has two MAX31785 Fan controllers at 0x52, and 0x54 on bus 9.
Witherspoon has one at 0x52 on bus 3.
Rainier has one at 0x52 on bus 7.

Signed-off-by: Maheswara Kurapati <quic_mkurapat@quicinc.com>
Signed-off-by: Jae Hyun Yoo <quic_jaehyoo@quicinc.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20220627154703.148943-6-quic_jaehyoo@quicinc.com>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
This commit is contained in:
Maheswara Kurapati 2022-06-30 09:21:13 +02:00 committed by Cédric Le Goater
parent 6236548284
commit 2a75e8c390
2 changed files with 8 additions and 2 deletions
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2
hw/arm/Kconfig
View File

@ -455,6 +455,8 @@ config ASPEED_SOC
select EMC141X
select UNIMP
select LED
select PMBUS
select MAX31785
config MPS2
bool

8
hw/arm/aspeed.c
View File

@ -582,7 +582,6 @@ static void witherspoon_bmc_i2c_init(AspeedMachineState *bmc)
LEDState *led;
/* Bus 3: TODO bmp280@77 */
/* Bus 3: TODO max31785@52 */
dev = DEVICE(i2c_slave_new(TYPE_PCA9552, 0x60));
qdev_prop_set_string(dev, "description", "pca1");
i2c_slave_realize_and_unref(I2C_SLAVE(dev),
@ -598,6 +597,7 @@ static void witherspoon_bmc_i2c_init(AspeedMachineState *bmc)
qdev_get_gpio_in(DEVICE(led), 0));
}
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 3), "dps310", 0x76);
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 3), "max31785", 0x52);
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 4), "tmp423", 0x4c);
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 5), "tmp423", 0x4c);
@ -742,13 +742,13 @@ static void rainier_bmc_i2c_init(AspeedMachineState *bmc)
create_pca9552(soc, 7, 0x31);
create_pca9552(soc, 7, 0x32);
create_pca9552(soc, 7, 0x33);
/* Bus 7: TODO max31785@52 */
create_pca9552(soc, 7, 0x60);
create_pca9552(soc, 7, 0x61);
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), "dps310", 0x76);
/* Bus 7: TODO si7021-a20@20 */
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), TYPE_TMP105,
0x48);
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 7), "max31785", 0x52);
aspeed_eeprom_init(aspeed_i2c_get_bus(&soc->i2c, 7), 0x50, 64 * KiB);
aspeed_eeprom_init(aspeed_i2c_get_bus(&soc->i2c, 7), 0x51, 64 * KiB);
@ -970,6 +970,10 @@ static void qcom_dc_scm_firework_i2c_init(AspeedMachineState *bmc)
qcom_dc_scm_bmc_i2c_init(bmc);
/* Now create the Firework specific hardware */
/* I2C9 Fan Controller (MAX31785) */
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), "max31785", 0x52);
i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 9), "max31785", 0x54);
}
static bool aspeed_get_mmio_exec(Object *obj, Error **errp)