emc230x 0.6.0

An async driver for the EMC230x family of fan controllers
Documentation 
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// Copyright (c) 2024 Jake Swensen
// SPDX-License-Identifier: MPL-2.0
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

use num_enum::{FromPrimitive, IntoPrimitive};

use super::RegisterAddress;
use emc230x_macros::RegisterAddress;

#[derive(Clone, Copy, Debug, FromPrimitive, IntoPrimitive)]
#[repr(u8)]
enum PwmBaseFrequencyKhz {
    Pwm2_441 = 0b11,
    Pwm4_882 = 0b10,
    Pwm19_53 = 0b01,
    #[default]
    Pwm26_00 = 0b00,
}

bitfield::bitfield! {
    #[derive(Clone, Copy, RegisterAddress)]
    #[register(address = 0x2C, default = 0x00)]
    pub struct PwmBase45(u8);
    impl Debug;

    /// PWM5 Base Frequency
    pub u8, from into PwmBaseFrequencyKhz, pmb5, set_pmb5: 3, 2;

    /// PWM4 Base Frequency
    pub u8, from into PwmBaseFrequencyKhz, pmb4, set_pmb4: 1, 0;
}

bitfield::bitfield! {
    #[derive(Clone, Copy, RegisterAddress)]
    #[register(address = 0x2D, default = 0x00)]
    pub struct PwmBase123(u8);
    impl Debug;

    /// PWM3 Base Frequency
    pub u8, from into PwmBaseFrequencyKhz, pmb3, set_pmb3: 5, 4;

    /// PWM2 Base Frequency
    pub u8, from into PwmBaseFrequencyKhz, pmb2, set_pmb2: 3, 2;

    /// PWM1 Base Frequency
    pub u8, from into PwmBaseFrequencyKhz, pmb1, set_pmb1: 1, 0;
}