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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
Intersil ISL6423 SEC and LNB Power supply controller
Copyright (C) Manu Abraham <abraham.manu@gmail.com>
*/
#ifndef __ISL_6423_H
#define __ISL_6423_H
#include <linux/dvb/frontend.h>
enum isl6423_current {
SEC_CURRENT_275m = 0,
SEC_CURRENT_515m,
SEC_CURRENT_635m,
SEC_CURRENT_800m,
};
enum isl6423_curlim {
SEC_CURRENT_LIM_ON = 1,
SEC_CURRENT_LIM_OFF
};
struct isl6423_config {
enum isl6423_current current_max;
enum isl6423_curlim curlim;
u8 addr;
u8 mod_extern;
};
#if IS_REACHABLE(CONFIG_DVB_ISL6423)
extern struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c,
const struct isl6423_config *config);
#else
static inline struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c,
const struct isl6423_config *config)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_ISL6423 */
#endif /* __ISL_6423_H */
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