zircon/system/dev/display/hikey-display/adv7533.h

// Copyright 2017 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#pragma once

#include "edid.h"
#include "hidisplay.h"

namespace hi_display {

struct Adv7533I2c {
    i2c_protocol_t i2c_main;
    i2c_protocol_t i2c_cec;
    i2c_protocol_t i2c_edid;
};

class Adv7533 {
public:
    void Adv7533MainChannelWrite(uint8_t d1, uint8_t d2);
    void Adv7533MainChannelRead(uint8_t d1, uint8_t len);
    void Adv7533CecChannelWrite(uint8_t d1, uint8_t d2);
    void Adv7533EdidChannelRead(uint8_t d1, uint8_t len);
    zx_status_t Adv7533Init(pdev_protocol_t* pdev);

private:
    void Adv7533EnableTestMode();
    void HdmiInit();
    void HdmiGpioInit();

    gpio_protocol_t gpios[GPIO_COUNT];
    Adv7533I2c i2c_dev;
    char write_buf_[60];
};
} // namespace hi_display