1// Copyright 2018 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include <ddk/debug.h>
6#include <ddk/device.h>
7#include <ddk/protocol/platform-bus.h>
8#include <ddk/protocol/platform-defs.h>
9
10#include <soc/aml-s905d2/s905d2-gpio.h>
11
12#include "astro.h"
13
14static const pbus_i2c_channel_t tcs3400_light_i2c[] = {
15    {
16        .bus_id = ASTRO_I2C_A0_0,
17        .address = I2C_AMBIENTLIGHT_ADDR,
18    },
19};
20
21static const pbus_gpio_t tcs3400_light_gpios[] = {
22    {
23        // interrupt
24        .gpio = S905D2_GPIOAO(5),
25    },
26};
27
28static pbus_dev_t tcs3400_light_dev = {
29    .name = "tcs3400-light",
30    .vid = PDEV_VID_AMS,
31    .pid = PDEV_PID_AMS_TCS3400,
32    .did = PDEV_DID_AMS_LIGHT,
33    .i2c_channels = tcs3400_light_i2c,
34    .i2c_channel_count = countof(tcs3400_light_i2c),
35    .gpios = tcs3400_light_gpios,
36    .gpio_count = countof(tcs3400_light_gpios),
37};
38
39zx_status_t ams_light_init(aml_bus_t* bus) {
40
41    zx_status_t status = pbus_device_add(&bus->pbus, &tcs3400_light_dev);
42    if (status != ZX_OK) {
43        zxlogf(ERROR, "ams_light_init(tcs-3400): pbus_device_add failed: %d\n", status);
44        return status;
45    }
46
47    return ZX_OK;
48}
49