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e088e587ed
Add support for fan controller emc2305. Signed-off-by: Sriram Dash <sriram.dash@nxp.com> Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com> Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
42 lines
822 B
C
42 lines
822 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2018 NXP.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <command.h>
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#include <i2c.h>
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#include <asm/io.h>
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#include "emc2305.h"
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DECLARE_GLOBAL_DATA_PTR;
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void set_fan_speed(u8 data)
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{
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u8 index;
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u8 Fan[NUM_OF_FANS] = {I2C_EMC2305_FAN1,
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I2C_EMC2305_FAN2,
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I2C_EMC2305_FAN3,
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I2C_EMC2305_FAN4,
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I2C_EMC2305_FAN5};
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for (index = 0; index < NUM_OF_FANS; index++) {
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if (i2c_write(I2C_EMC2305_ADDR, Fan[index], 1, &data, 1) != 0) {
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printf("Error: failed to change fan speed @%x\n",
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Fan[index]);
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}
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}
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}
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void emc2305_init(void)
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{
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u8 data;
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data = I2C_EMC2305_CMD;
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if (i2c_write(I2C_EMC2305_ADDR, I2C_EMC2305_CONF, 1, &data, 1) != 0)
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printf("Error: failed to configure EMC2305\n");
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}
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