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c63edbc750
emc2305 is a common driver. It should not use platform specific i2c address for slave device. Pass chip_addr as agrument to emc2305_init() and set_fan_speed() so that emc2305 driver can be used with different platforms. Signed-off-by: Wasim Khan <wasim.khan@nxp.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
62 lines
1.2 KiB
C
62 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2018-2020 NXP.
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*
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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, int chip_addr)
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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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#ifndef CONFIG_DM_I2C
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if (i2c_write(chip_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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#else
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struct udevice *dev;
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if (i2c_get_chip_for_busnum(0, chip_addr, 1, &dev))
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continue;
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if (dm_i2c_write(dev, Fan[index], &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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#endif
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}
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}
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void emc2305_init(int chip_addr)
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{
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u8 data;
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data = I2C_EMC2305_CMD;
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#ifndef CONFIG_DM_I2C
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if (i2c_write(chip_addr, I2C_EMC2305_CONF, 1, &data, 1) != 0)
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printf("Error: failed to configure EMC2305\n");
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#else
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struct udevice *dev;
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if (!i2c_get_chip_for_busnum(0, chip_addr, 1, &dev))
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if (dm_i2c_write(dev, I2C_EMC2305_CONF, &data, 1))
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printf("Error: failed to configure EMC2305\n");
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#endif
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}
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