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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright 2018-2020 NXP.
- *
- */
- #include <common.h>
- #include <command.h>
- #include <i2c.h>
- #include <asm/global_data.h>
- #include <asm/io.h>
- #include "emc2305.h"
- DECLARE_GLOBAL_DATA_PTR;
- void set_fan_speed(u8 data, int chip_addr)
- {
- u8 index;
- u8 Fan[NUM_OF_FANS] = {I2C_EMC2305_FAN1,
- I2C_EMC2305_FAN2,
- I2C_EMC2305_FAN3,
- I2C_EMC2305_FAN4,
- I2C_EMC2305_FAN5};
- for (index = 0; index < NUM_OF_FANS; index++) {
- #if !CONFIG_IS_ENABLED(DM_I2C)
- if (i2c_write(chip_addr, Fan[index], 1, &data, 1) != 0) {
- printf("Error: failed to change fan speed @%x\n",
- Fan[index]);
- }
- #else
- struct udevice *dev;
- if (i2c_get_chip_for_busnum(0, chip_addr, 1, &dev))
- continue;
- if (dm_i2c_write(dev, Fan[index], &data, 1) != 0) {
- printf("Error: failed to change fan speed @%x\n",
- Fan[index]);
- }
- #endif
- }
- }
- void emc2305_init(int chip_addr)
- {
- u8 data;
- data = I2C_EMC2305_CMD;
- #if !CONFIG_IS_ENABLED(DM_I2C)
- if (i2c_write(chip_addr, I2C_EMC2305_CONF, 1, &data, 1) != 0)
- printf("Error: failed to configure EMC2305\n");
- #else
- struct udevice *dev;
- if (!i2c_get_chip_for_busnum(0, chip_addr, 1, &dev))
- if (dm_i2c_write(dev, I2C_EMC2305_CONF, &data, 1))
- printf("Error: failed to configure EMC2305\n");
- #endif
- }
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